commit 74c31bc1077246b8f9912394c702262b2a5af5d2 Author: wdl Date: Mon May 15 18:43:21 2023 +0800 1 diff --git a/实验7/.gitignore b/实验7/.gitignore new file mode 100644 index 0000000..549e00a --- /dev/null +++ b/实验7/.gitignore @@ -0,0 +1,33 @@ +HELP.md +target/ +!.mvn/wrapper/maven-wrapper.jar +!**/src/main/**/target/ +!**/src/test/**/target/ + +### STS ### +.apt_generated +.classpath +.factorypath +.project +.settings +.springBeans +.sts4-cache + +### IntelliJ IDEA ### +.idea +*.iws +*.iml +*.ipr + +### NetBeans ### +/nbproject/private/ +/nbbuild/ +/dist/ +/nbdist/ +/.nb-gradle/ +build/ +!**/src/main/**/build/ +!**/src/test/**/build/ + +### VS Code ### +.vscode/ diff --git a/实验7/.mvn/wrapper/maven-wrapper.jar b/实验7/.mvn/wrapper/maven-wrapper.jar new file mode 100644 index 0000000..c1dd12f Binary files /dev/null and b/实验7/.mvn/wrapper/maven-wrapper.jar differ diff --git a/实验7/.mvn/wrapper/maven-wrapper.properties b/实验7/.mvn/wrapper/maven-wrapper.properties new file mode 100644 index 0000000..b7cb93e --- /dev/null +++ b/实验7/.mvn/wrapper/maven-wrapper.properties @@ -0,0 +1,2 @@ +distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.8.4/apache-maven-3.8.4-bin.zip +wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar diff --git a/实验7/api-service/.gitignore b/实验7/api-service/.gitignore new file mode 100644 index 0000000..549e00a --- /dev/null +++ b/实验7/api-service/.gitignore @@ -0,0 +1,33 @@ +HELP.md +target/ +!.mvn/wrapper/maven-wrapper.jar +!**/src/main/**/target/ +!**/src/test/**/target/ + +### STS ### +.apt_generated +.classpath +.factorypath +.project +.settings +.springBeans +.sts4-cache + +### IntelliJ IDEA ### +.idea +*.iws +*.iml +*.ipr + +### NetBeans ### +/nbproject/private/ +/nbbuild/ +/dist/ +/nbdist/ +/.nb-gradle/ +build/ +!**/src/main/**/build/ +!**/src/test/**/build/ + +### VS Code ### +.vscode/ diff --git a/实验7/api-service/.mvn/wrapper/maven-wrapper.jar b/实验7/api-service/.mvn/wrapper/maven-wrapper.jar new file mode 100644 index 0000000..c1dd12f Binary files /dev/null and b/实验7/api-service/.mvn/wrapper/maven-wrapper.jar differ diff --git a/实验7/api-service/.mvn/wrapper/maven-wrapper.properties b/实验7/api-service/.mvn/wrapper/maven-wrapper.properties new file mode 100644 index 0000000..b7cb93e --- /dev/null +++ b/实验7/api-service/.mvn/wrapper/maven-wrapper.properties @@ -0,0 +1,2 @@ +distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.8.4/apache-maven-3.8.4-bin.zip +wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar diff --git a/实验7/api-service/mvnw b/实验7/api-service/mvnw new file mode 100644 index 0000000..8a8fb22 --- /dev/null +++ b/实验7/api-service/mvnw @@ -0,0 +1,316 @@ +#!/bin/sh +# ---------------------------------------------------------------------------- +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# https://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, +# software distributed under the License is distributed on an +# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +# KIND, either express or implied. See the License for the +# specific language governing permissions and limitations +# under the License. +# ---------------------------------------------------------------------------- + +# ---------------------------------------------------------------------------- +# Maven Start Up Batch script +# +# Required ENV vars: +# ------------------ +# JAVA_HOME - location of a JDK home dir +# +# Optional ENV vars +# ----------------- +# M2_HOME - location of maven2's installed home dir +# MAVEN_OPTS - parameters passed to the Java VM when running Maven +# e.g. to debug Maven itself, use +# set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000 +# MAVEN_SKIP_RC - flag to disable loading of mavenrc files +# ---------------------------------------------------------------------------- + +if [ -z "$MAVEN_SKIP_RC" ] ; then + + if [ -f /usr/local/etc/mavenrc ] ; then + . /usr/local/etc/mavenrc + fi + + if [ -f /etc/mavenrc ] ; then + . /etc/mavenrc + fi + + if [ -f "$HOME/.mavenrc" ] ; then + . "$HOME/.mavenrc" + fi + +fi + +# OS specific support. $var _must_ be set to either true or false. +cygwin=false; +darwin=false; +mingw=false +case "`uname`" in + CYGWIN*) cygwin=true ;; + MINGW*) mingw=true;; + Darwin*) darwin=true + # Use /usr/libexec/java_home if available, otherwise fall back to /Library/Java/Home + # See https://developer.apple.com/library/mac/qa/qa1170/_index.html + if [ -z "$JAVA_HOME" ]; then + if [ -x "/usr/libexec/java_home" ]; then + export JAVA_HOME="`/usr/libexec/java_home`" + else + export JAVA_HOME="/Library/Java/Home" + fi + fi + ;; +esac + +if [ -z "$JAVA_HOME" ] ; then + if [ -r /etc/gentoo-release ] ; then + JAVA_HOME=`java-config --jre-home` + fi +fi + +if [ -z "$M2_HOME" ] ; then + ## resolve links - $0 may be a link to maven's home + PRG="$0" + + # need this for relative symlinks + while [ -h "$PRG" ] ; do + ls=`ls -ld "$PRG"` + link=`expr "$ls" : '.*-> \(.*\)$'` + if expr "$link" : '/.*' > /dev/null; then + PRG="$link" + else + PRG="`dirname "$PRG"`/$link" + fi + done + + saveddir=`pwd` + + M2_HOME=`dirname "$PRG"`/.. + + # make it fully qualified + M2_HOME=`cd "$M2_HOME" && pwd` + + cd "$saveddir" + # echo Using m2 at $M2_HOME +fi + +# For Cygwin, ensure paths are in UNIX format before anything is touched +if $cygwin ; then + [ -n "$M2_HOME" ] && + M2_HOME=`cygpath --unix "$M2_HOME"` + [ -n "$JAVA_HOME" ] && + JAVA_HOME=`cygpath --unix "$JAVA_HOME"` + [ -n "$CLASSPATH" ] && + CLASSPATH=`cygpath --path --unix "$CLASSPATH"` +fi + +# For Mingw, ensure paths are in UNIX format before anything is touched +if $mingw ; then + [ -n "$M2_HOME" ] && + M2_HOME="`(cd "$M2_HOME"; pwd)`" + [ -n "$JAVA_HOME" ] && + JAVA_HOME="`(cd "$JAVA_HOME"; pwd)`" +fi + +if [ -z "$JAVA_HOME" ]; then + javaExecutable="`which javac`" + if [ -n "$javaExecutable" ] && ! [ "`expr \"$javaExecutable\" : '\([^ ]*\)'`" = "no" ]; then + # readlink(1) is not available as standard on Solaris 10. + readLink=`which readlink` + if [ ! `expr "$readLink" : '\([^ ]*\)'` = "no" ]; then + if $darwin ; then + javaHome="`dirname \"$javaExecutable\"`" + javaExecutable="`cd \"$javaHome\" && pwd -P`/javac" + else + javaExecutable="`readlink -f \"$javaExecutable\"`" + fi + javaHome="`dirname \"$javaExecutable\"`" + javaHome=`expr "$javaHome" : '\(.*\)/bin'` + JAVA_HOME="$javaHome" + export JAVA_HOME + fi + fi +fi + +if [ -z "$JAVACMD" ] ; then + if [ -n "$JAVA_HOME" ] ; then + if [ -x "$JAVA_HOME/jre/sh/java" ] ; then + # IBM's JDK on AIX uses strange locations for the executables + JAVACMD="$JAVA_HOME/jre/sh/java" + else + JAVACMD="$JAVA_HOME/bin/java" + fi + else + JAVACMD="`\\unset -f command; \\command -v java`" + fi +fi + +if [ ! -x "$JAVACMD" ] ; then + echo "Error: JAVA_HOME is not defined correctly." >&2 + echo " We cannot execute $JAVACMD" >&2 + exit 1 +fi + +if [ -z "$JAVA_HOME" ] ; then + echo "Warning: JAVA_HOME environment variable is not set." +fi + +CLASSWORLDS_LAUNCHER=org.codehaus.plexus.classworlds.launcher.Launcher + +# traverses directory structure from process work directory to filesystem root +# first directory with .mvn subdirectory is considered project base directory +find_maven_basedir() { + + if [ -z "$1" ] + then + echo "Path not specified to find_maven_basedir" + return 1 + fi + + basedir="$1" + wdir="$1" + while [ "$wdir" != '/' ] ; do + if [ -d "$wdir"/.mvn ] ; then + basedir=$wdir + break + fi + # workaround for JBEAP-8937 (on Solaris 10/Sparc) + if [ -d "${wdir}" ]; then + wdir=`cd "$wdir/.."; pwd` + fi + # end of workaround + done + echo "${basedir}" +} + +# concatenates all lines of a file +concat_lines() { + if [ -f "$1" ]; then + echo "$(tr -s '\n' ' ' < "$1")" + fi +} + +BASE_DIR=`find_maven_basedir "$(pwd)"` +if [ -z "$BASE_DIR" ]; then + exit 1; +fi + +########################################################################################## +# Extension to allow automatically downloading the maven-wrapper.jar from Maven-central +# This allows using the maven wrapper in projects that prohibit checking in binary data. +########################################################################################## +if [ -r "$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" ]; then + if [ "$MVNW_VERBOSE" = true ]; then + echo "Found .mvn/wrapper/maven-wrapper.jar" + fi +else + if [ "$MVNW_VERBOSE" = true ]; then + echo "Couldn't find .mvn/wrapper/maven-wrapper.jar, downloading it ..." + fi + if [ -n "$MVNW_REPOURL" ]; then + jarUrl="$MVNW_REPOURL/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar" + else + jarUrl="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar" + fi + while IFS="=" read key value; do + case "$key" in (wrapperUrl) jarUrl="$value"; break ;; + esac + done < "$BASE_DIR/.mvn/wrapper/maven-wrapper.properties" + if [ "$MVNW_VERBOSE" = true ]; then + echo "Downloading from: $jarUrl" + fi + wrapperJarPath="$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" + if $cygwin; then + wrapperJarPath=`cygpath --path --windows "$wrapperJarPath"` + fi + + if command -v wget > /dev/null; then + if [ "$MVNW_VERBOSE" = true ]; then + echo "Found wget ... using wget" + fi + if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then + wget "$jarUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath" + else + wget --http-user=$MVNW_USERNAME --http-password=$MVNW_PASSWORD "$jarUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath" + fi + elif command -v curl > /dev/null; then + if [ "$MVNW_VERBOSE" = true ]; then + echo "Found curl ... using curl" + fi + if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then + curl -o "$wrapperJarPath" "$jarUrl" -f + else + curl --user $MVNW_USERNAME:$MVNW_PASSWORD -o "$wrapperJarPath" "$jarUrl" -f + fi + + else + if [ "$MVNW_VERBOSE" = true ]; then + echo "Falling back to using Java to download" + fi + javaClass="$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.java" + # For Cygwin, switch paths to Windows format before running javac + if $cygwin; then + javaClass=`cygpath --path --windows "$javaClass"` + fi + if [ -e "$javaClass" ]; then + if [ ! -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then + if [ "$MVNW_VERBOSE" = true ]; then + echo " - Compiling MavenWrapperDownloader.java ..." + fi + # Compiling the Java class + ("$JAVA_HOME/bin/javac" "$javaClass") + fi + if [ -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then + # Running the downloader + if [ "$MVNW_VERBOSE" = true ]; then + echo " - Running MavenWrapperDownloader.java ..." + fi + ("$JAVA_HOME/bin/java" -cp .mvn/wrapper MavenWrapperDownloader "$MAVEN_PROJECTBASEDIR") + fi + fi + fi +fi +########################################################################################## +# End of extension +########################################################################################## + +export MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"} +if [ "$MVNW_VERBOSE" = true ]; then + echo $MAVEN_PROJECTBASEDIR +fi +MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS" + +# For Cygwin, switch paths to Windows format before running java +if $cygwin; then + [ -n "$M2_HOME" ] && + M2_HOME=`cygpath --path --windows "$M2_HOME"` + [ -n "$JAVA_HOME" ] && + JAVA_HOME=`cygpath --path --windows "$JAVA_HOME"` + [ -n "$CLASSPATH" ] && + CLASSPATH=`cygpath --path --windows "$CLASSPATH"` + [ -n "$MAVEN_PROJECTBASEDIR" ] && + MAVEN_PROJECTBASEDIR=`cygpath --path --windows "$MAVEN_PROJECTBASEDIR"` +fi + +# Provide a "standardized" way to retrieve the CLI args that will +# work with both Windows and non-Windows executions. +MAVEN_CMD_LINE_ARGS="$MAVEN_CONFIG $@" +export MAVEN_CMD_LINE_ARGS + +WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain + +exec "$JAVACMD" \ + $MAVEN_OPTS \ + $MAVEN_DEBUG_OPTS \ + -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \ + "-Dmaven.home=${M2_HOME}" \ + "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \ + ${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@" diff --git a/实验7/api-service/mvnw.cmd b/实验7/api-service/mvnw.cmd new file mode 100644 index 0000000..1d8ab01 --- /dev/null +++ b/实验7/api-service/mvnw.cmd @@ -0,0 +1,188 @@ +@REM ---------------------------------------------------------------------------- +@REM Licensed to the Apache Software Foundation (ASF) under one +@REM or more contributor license agreements. See the NOTICE file +@REM distributed with this work for additional information +@REM regarding copyright ownership. The ASF licenses this file +@REM to you under the Apache License, Version 2.0 (the +@REM "License"); you may not use this file except in compliance +@REM with the License. You may obtain a copy of the License at +@REM +@REM https://www.apache.org/licenses/LICENSE-2.0 +@REM +@REM Unless required by applicable law or agreed to in writing, +@REM software distributed under the License is distributed on an +@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +@REM KIND, either express or implied. See the License for the +@REM specific language governing permissions and limitations +@REM under the License. +@REM ---------------------------------------------------------------------------- + +@REM ---------------------------------------------------------------------------- +@REM Maven Start Up Batch script +@REM +@REM Required ENV vars: +@REM JAVA_HOME - location of a JDK home dir +@REM +@REM Optional ENV vars +@REM M2_HOME - location of maven2's installed home dir +@REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands +@REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a keystroke before ending +@REM MAVEN_OPTS - parameters passed to the Java VM when running Maven +@REM e.g. to debug Maven itself, use +@REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000 +@REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files +@REM ---------------------------------------------------------------------------- + +@REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on' +@echo off +@REM set title of command window +title %0 +@REM enable echoing by setting MAVEN_BATCH_ECHO to 'on' +@if "%MAVEN_BATCH_ECHO%" == "on" echo %MAVEN_BATCH_ECHO% + +@REM set %HOME% to equivalent of $HOME +if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%") + +@REM Execute a user defined script before this one +if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre +@REM check for pre script, once with legacy .bat ending and once with .cmd ending +if exist "%USERPROFILE%\mavenrc_pre.bat" call "%USERPROFILE%\mavenrc_pre.bat" %* +if exist "%USERPROFILE%\mavenrc_pre.cmd" call "%USERPROFILE%\mavenrc_pre.cmd" %* +:skipRcPre + +@setlocal + +set ERROR_CODE=0 + +@REM To isolate internal variables from possible post scripts, we use another setlocal +@setlocal + +@REM ==== START VALIDATION ==== +if not "%JAVA_HOME%" == "" goto OkJHome + +echo. +echo Error: JAVA_HOME not found in your environment. >&2 +echo Please set the JAVA_HOME variable in your environment to match the >&2 +echo location of your Java installation. >&2 +echo. +goto error + +:OkJHome +if exist "%JAVA_HOME%\bin\java.exe" goto init + +echo. +echo Error: JAVA_HOME is set to an invalid directory. >&2 +echo JAVA_HOME = "%JAVA_HOME%" >&2 +echo Please set the JAVA_HOME variable in your environment to match the >&2 +echo location of your Java installation. >&2 +echo. +goto error + +@REM ==== END VALIDATION ==== + +:init + +@REM Find the project base dir, i.e. the directory that contains the folder ".mvn". +@REM Fallback to current working directory if not found. + +set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR% +IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir + +set EXEC_DIR=%CD% +set WDIR=%EXEC_DIR% +:findBaseDir +IF EXIST "%WDIR%"\.mvn goto baseDirFound +cd .. +IF "%WDIR%"=="%CD%" goto baseDirNotFound +set WDIR=%CD% +goto findBaseDir + +:baseDirFound +set MAVEN_PROJECTBASEDIR=%WDIR% +cd "%EXEC_DIR%" +goto endDetectBaseDir + +:baseDirNotFound +set MAVEN_PROJECTBASEDIR=%EXEC_DIR% +cd "%EXEC_DIR%" + +:endDetectBaseDir + +IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig + +@setlocal EnableExtensions EnableDelayedExpansion +for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a +@endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS% + +:endReadAdditionalConfig + +SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe" +set WRAPPER_JAR="%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.jar" +set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain + +set DOWNLOAD_URL="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar" + +FOR /F "usebackq tokens=1,2 delims==" %%A IN ("%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.properties") DO ( + IF "%%A"=="wrapperUrl" SET DOWNLOAD_URL=%%B +) + +@REM Extension to allow automatically downloading the maven-wrapper.jar from Maven-central +@REM This allows using the maven wrapper in projects that prohibit checking in binary data. +if exist %WRAPPER_JAR% ( + if "%MVNW_VERBOSE%" == "true" ( + echo Found %WRAPPER_JAR% + ) +) else ( + if not "%MVNW_REPOURL%" == "" ( + SET DOWNLOAD_URL="%MVNW_REPOURL%/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar" + ) + if "%MVNW_VERBOSE%" == "true" ( + echo Couldn't find %WRAPPER_JAR%, downloading it ... + echo Downloading from: %DOWNLOAD_URL% + ) + + powershell -Command "&{"^ + "$webclient = new-object System.Net.WebClient;"^ + "if (-not ([string]::IsNullOrEmpty('%MVNW_USERNAME%') -and [string]::IsNullOrEmpty('%MVNW_PASSWORD%'))) {"^ + "$webclient.Credentials = new-object System.Net.NetworkCredential('%MVNW_USERNAME%', '%MVNW_PASSWORD%');"^ + "}"^ + "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; $webclient.DownloadFile('%DOWNLOAD_URL%', '%WRAPPER_JAR%')"^ + "}" + if "%MVNW_VERBOSE%" == "true" ( + echo Finished downloading %WRAPPER_JAR% + ) +) +@REM End of extension + +@REM Provide a "standardized" way to retrieve the CLI args that will +@REM work with both Windows and non-Windows executions. +set MAVEN_CMD_LINE_ARGS=%* + +%MAVEN_JAVA_EXE% ^ + %JVM_CONFIG_MAVEN_PROPS% ^ + %MAVEN_OPTS% ^ + %MAVEN_DEBUG_OPTS% ^ + -classpath %WRAPPER_JAR% ^ + "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" ^ + %WRAPPER_LAUNCHER% %MAVEN_CONFIG% %* +if ERRORLEVEL 1 goto error +goto end + +:error +set ERROR_CODE=1 + +:end +@endlocal & set ERROR_CODE=%ERROR_CODE% + +if not "%MAVEN_SKIP_RC%"=="" goto skipRcPost +@REM check for post script, once with legacy .bat ending and once with .cmd ending +if exist "%USERPROFILE%\mavenrc_post.bat" call "%USERPROFILE%\mavenrc_post.bat" +if exist "%USERPROFILE%\mavenrc_post.cmd" call "%USERPROFILE%\mavenrc_post.cmd" +:skipRcPost + +@REM pause the script if MAVEN_BATCH_PAUSE is set to 'on' +if "%MAVEN_BATCH_PAUSE%"=="on" pause + +if "%MAVEN_TERMINATE_CMD%"=="on" exit %ERROR_CODE% + +cmd /C exit /B %ERROR_CODE% diff --git a/实验7/api-service/pom.xml b/实验7/api-service/pom.xml new file mode 100644 index 0000000..71e7597 --- /dev/null +++ b/实验7/api-service/pom.xml @@ -0,0 +1,48 @@ + + + 4.0.0 + + org.springframework.boot + spring-boot-starter-parent + 2.6.7 + + + cn.edu.zjvtit.cloudstorage + api-service + 0.0.1-SNAPSHOT + api-service + api-service + + 1.8 + + + + org.springframework.boot + spring-boot-starter-web + + + org.springframework.boot + spring-boot-starter-test + test + + + org.springframework.amqp + spring-amqp + + + org.springframework.amqp + spring-rabbit + + + + + + + org.springframework.boot + spring-boot-maven-plugin + + + + + diff --git a/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/ApiServiceApplication.java b/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/ApiServiceApplication.java new file mode 100644 index 0000000..e783fed --- /dev/null +++ b/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/ApiServiceApplication.java @@ -0,0 +1,35 @@ +package cn.edu.zjvtit.cloudstorage.apiservice; + +import cn.edu.zjvtit.cloudstorage.apiservice.store.DataServerStore; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; +import org.springframework.context.annotation.Bean; +import org.springframework.web.client.RestTemplate; + +import java.util.HashMap; +import java.util.Map; +import java.util.Set; + + + +@SpringBootApplication +public class ApiServiceApplication { + + private static final Logger logger = LoggerFactory.getLogger(ApiServiceApplication.class); + + public static void main(String[] args) { + SpringApplication.run(ApiServiceApplication.class, args); + } + + @Bean + public RestTemplate restTemplate() { //在SpringBoot启动类中注册RestTemplate + return new RestTemplate(); + } + + @Bean + public Logger getLogger() { + return logger; + } +} diff --git a/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/controller/ObjectsController.java b/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/controller/ObjectsController.java new file mode 100644 index 0000000..012acb8 --- /dev/null +++ b/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/controller/ObjectsController.java @@ -0,0 +1,113 @@ +package cn.edu.zjvtit.cloudstorage.apiservice.controller; + +import cn.edu.zjvtit.cloudstorage.apiservice.ApiServiceApplication; +import cn.edu.zjvtit.cloudstorage.apiservice.rabbitmq.topic.Sender; +import cn.edu.zjvtit.cloudstorage.apiservice.store.DataServerStore; +import com.rabbitmq.client.Channel; +import org.slf4j.Logger; +import org.springframework.amqp.core.BindingBuilder; +import org.springframework.amqp.core.Message; +import org.springframework.amqp.core.Queue; +import org.springframework.amqp.rabbit.core.RabbitTemplate; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.http.HttpEntity; +import org.springframework.http.HttpMethod; +import org.springframework.http.ResponseEntity; +import org.springframework.web.bind.annotation.*; +import cn.edu.zjvtit.cloudstorage.apiservice.result.Result; +import org.springframework.web.client.RestTemplate; + +import javax.annotation.Resource; +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; +import java.io.BufferedInputStream; +import java.io.IOException; +import java.io.OutputStream; +import java.nio.file.Files; +import java.util.Map; +import java.util.logging.Level; + +@RestController +public class ObjectsController { + @Autowired + private DataServerStore dataServerStore; + @Autowired + private Sender sender; + + @Autowired + private Logger logger; + @Autowired + private RestTemplate restTemplate; + @Autowired + private RabbitTemplate rabbitTemplate; + + @PutMapping("/objects/{filename}") + public String putObject(@RequestBody byte[] requestBody, @RequestHeader Map headers, @PathVariable("filename") String filename) throws IOException { + // 改进函数，支持多个服务器 + String server = this.dataServerStore.selectRandomServer(); + logger.info("put object to server: " + server); + if (server == null) { + return new Result("no server available", "10000").toString(); + } + String url = "http://" + server + "/objects/" + filename; + // 发送post请求 + HttpEntity request = new HttpEntity<>(requestBody); + this.restTemplate.exchange(url, HttpMethod.PUT, request, String.class); + return (new Result("success", "10000")).toString(); + } + + + @GetMapping("/objects/{filename}") + public String getObject(HttpServletResponse response, @PathVariable("filename") String filename) throws IOException { + // 查询哪台服务器有这个文件 + // 读取文件 + // 改进函数，支持多个服务器 + String queueName = filename; + Channel channel = rabbitTemplate.getConnectionFactory().createConnection().createChannel(false); + channel.queueDeclare(queueName, false, false, false, null); + channel.queueBind(queueName, "exchange", ""); + sender.send(queueName); + try { + Object msg = rabbitTemplate.receiveAndConvert(queueName, 200); + assert msg != null; + logger.info(msg.toString()); + String url = "http://" + msg + "/objects/" + filename; + + ResponseEntity res = this.restTemplate.getForEntity(url,String.class); + response.reset(); + response.setContentType("application/octet-stream"); + response.setCharacterEncoding("utf-8"); + response.setContentLength((int) res.getHeaders().getContentLength()); + response.setHeader("Content-Disposition", "attachment;filename=" + filename ); + OutputStream os = response.getOutputStream(); + os.write(res.getBody().getBytes()); + os.close(); + return ""; + } catch (Exception e) { + logger.info("locate object error", e); + return new Result("file not exists", "10000").toString(); + } + } + + @GetMapping("/locate/{filename}") + public String locateObject(@PathVariable("filename") String filename) throws IOException { + // 查询哪台服务器有这个文件 + String queueName = filename; + Channel channel = rabbitTemplate.getConnectionFactory().createConnection().createChannel(false); + channel.queueDeclare(queueName, false, false, false, null); + channel.queueBind(queueName, "exchange", ""); + sender.send(queueName); + try { + Object msg = rabbitTemplate.receiveAndConvert(queueName, 200); + assert msg != null; + logger.info(msg.toString()); + return new Result("file in server:" + msg.toString(), "10000").toString(); + } catch (Exception e) { + logger.info("locate object error", e); + return new Result("file not exists", "10000").toString(); + } + + } + + +} diff --git a/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/rabbitmq/TopicRabbitConfig.java b/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/rabbitmq/TopicRabbitConfig.java new file mode 100644 index 0000000..c118026 --- /dev/null +++ b/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/rabbitmq/TopicRabbitConfig.java @@ -0,0 +1,28 @@ +package cn.edu.zjvtit.cloudstorage.apiservice.rabbitmq; + +import org.springframework.amqp.core.Binding; +import org.springframework.amqp.core.BindingBuilder; +import org.springframework.amqp.core.Queue; +import org.springframework.amqp.core.TopicExchange; +import org.springframework.context.annotation.Bean; +import org.springframework.context.annotation.Configuration; +@Configuration +public class TopicRabbitConfig { + + final static String apiMessage = "apiServers"; + final static String dataMessage = "dataServers"; + + @Bean + public Queue queueApi() { + return new Queue(TopicRabbitConfig.apiMessage); + } + + @Bean + public Queue queueData() { + return new Queue(TopicRabbitConfig.dataMessage); + } + @Bean + TopicExchange exchange() { + return new TopicExchange("exchange"); + } +} \ No newline at end of file diff --git a/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/rabbitmq/topic/Receiver.java b/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/rabbitmq/topic/Receiver.java new file mode 100644 index 0000000..b2c1037 --- /dev/null +++ b/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/rabbitmq/topic/Receiver.java @@ -0,0 +1,23 @@ +package cn.edu.zjvtit.cloudstorage.apiservice.rabbitmq.topic; + +import cn.edu.zjvtit.cloudstorage.apiservice.store.DataServerStore; +import org.springframework.amqp.core.AmqpTemplate; +import org.springframework.amqp.rabbit.annotation.RabbitHandler; +import org.springframework.amqp.rabbit.annotation.RabbitListener; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.stereotype.Component; + +import javax.annotation.Resource; + +@Component +@RabbitListener(queues = "apiServers") +public class Receiver { + //心跳接收端关键代码 + @Autowired + private DataServerStore dataServerStore; + @RabbitHandler + public void process(String address) { + System.out.println("Receiver Server Heart: " + address); + dataServerStore.receivedHeart(address); + } +} diff --git a/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/rabbitmq/topic/Sender.java b/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/rabbitmq/topic/Sender.java new file mode 100644 index 0000000..27b8541 --- /dev/null +++ b/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/rabbitmq/topic/Sender.java @@ -0,0 +1,15 @@ +package cn.edu.zjvtit.cloudstorage.apiservice.rabbitmq.topic; + +import org.springframework.amqp.rabbit.core.RabbitTemplate; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.stereotype.Component; + +@Component +public class Sender { + @Autowired + private RabbitTemplate rabbitTemplate; + + public void send(String filename) { + this.rabbitTemplate.convertAndSend("dataServers", filename); + } +} diff --git a/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/result/Result.java b/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/result/Result.java new file mode 100644 index 0000000..ef672a0 --- /dev/null +++ b/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/result/Result.java @@ -0,0 +1,42 @@ +package cn.edu.zjvtit.cloudstorage.apiservice.result; + + +import com.fasterxml.jackson.core.JsonProcessingException; +import com.fasterxml.jackson.databind.ObjectMapper; + +public class Result { + private String Message; + private String code; + + public Result(String msg, String code) { + this.Message = msg; + this.code = code; + } + + public String getMessage() { + return Message; + } + + public void setMessage(String message) { + this.Message = message; + } + + public String getCode() { + return code; + } + + public void setCode(String code) { + this.code = code; + } + + public String toString(){ + ObjectMapper mapper = new ObjectMapper(); + try { + return mapper.writeValueAsString(this); + } catch (JsonProcessingException e) { + throw new RuntimeException(e); + } + } +} + + diff --git a/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/schedule/ScheduledTask.java b/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/schedule/ScheduledTask.java new file mode 100644 index 0000000..ced5ea6 --- /dev/null +++ b/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/schedule/ScheduledTask.java @@ -0,0 +1,33 @@ +package cn.edu.zjvtit.cloudstorage.apiservice.schedule; + +import cn.edu.zjvtit.cloudstorage.apiservice.store.DataServerStore; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext; +import org.springframework.scheduling.annotation.Scheduled; +import org.springframework.stereotype.Component; + +import java.net.InetAddress; +import java.util.Map; + +@Component +public class ScheduledTask { + + @Autowired + private DataServerStore dataServerStore; + @Scheduled(fixedRate = 5000) + public void scheduledTask() { + // 检查过期的服务器 + // 清除 + long now = System.currentTimeMillis() / 1000; + Map serverHeart = this.dataServerStore.getServerHeart(); + for (Map.Entry entry : serverHeart.entrySet()) { + // 清除五秒仍然没有心跳的服务器 + if (entry.getValue() < (now-5)) { + this.dataServerStore.getServerHeart().remove(entry.getKey()); + } + } + + } + +} + diff --git a/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/store/DataServerStore.java b/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/store/DataServerStore.java new file mode 100644 index 0000000..6df69c2 --- /dev/null +++ b/实验7/api-service/src/main/java/cn/edu/zjvtit/cloudstorage/apiservice/store/DataServerStore.java @@ -0,0 +1,32 @@ +package cn.edu.zjvtit.cloudstorage.apiservice.store; + +import cn.edu.zjvtit.cloudstorage.apiservice.ApiServiceApplication; +import org.springframework.stereotype.Component; + +import java.util.HashMap; +import java.util.Map; +import java.util.Set; + +@Component +public class DataServerStore { + private final Map serverHeart = new HashMap<>(); + + public synchronized void receivedHeart(String addr) { + this.serverHeart.put(addr, System.currentTimeMillis() / 1000); + } + public Map getServerHeart(){ + return this.serverHeart; + } + Set getServerList() { + return this.serverHeart.keySet(); + } + + public String selectRandomServer() { + Set serverList = getServerList(); + if (serverList.size() == 0) { + return null; + } + int index = (int) (Math.random() * serverList.size()); + return serverList.toArray()[index].toString(); + } +} diff --git a/实验7/api-service/src/main/resources/application.properties b/实验7/api-service/src/main/resources/application.properties new file mode 100644 index 0000000..bb920af --- /dev/null +++ b/实验7/api-service/src/main/resources/application.properties @@ -0,0 +1,7 @@ +spring.servlet.multipart.enabled=true +spring.servlet.multipart.max-file-size=100MB +spring.servlet.multipart.max-request-size=100MB +spring.rabbitmq.host=172.20.80.100 +spring.rabbitmq.port=5672 +spring.rabbitmq.username=test +spring.rabbitmq.password=test \ No newline at end of file diff --git a/实验7/api-service/src/test/java/cn/edu/zjvtit/cloudstorage/apiservice/ApiServiceApplicationTests.java b/实验7/api-service/src/test/java/cn/edu/zjvtit/cloudstorage/apiservice/ApiServiceApplicationTests.java new file mode 100644 index 0000000..673c6e8 --- /dev/null +++ b/实验7/api-service/src/test/java/cn/edu/zjvtit/cloudstorage/apiservice/ApiServiceApplicationTests.java @@ -0,0 +1,13 @@ +package cn.edu.zjvtit.cloudstorage.apiservice; + +import org.junit.jupiter.api.Test; +import org.springframework.boot.test.context.SpringBootTest; + +@SpringBootTest +class ApiServiceApplicationTests { + + @Test + void contextLoads() { + } + +} diff --git a/实验7/data-service/.gitignore b/实验7/data-service/.gitignore new file mode 100644 index 0000000..549e00a --- /dev/null +++ b/实验7/data-service/.gitignore @@ -0,0 +1,33 @@ +HELP.md +target/ +!.mvn/wrapper/maven-wrapper.jar +!**/src/main/**/target/ +!**/src/test/**/target/ + +### STS ### +.apt_generated +.classpath +.factorypath +.project +.settings +.springBeans +.sts4-cache + +### IntelliJ IDEA ### +.idea +*.iws +*.iml +*.ipr + +### NetBeans ### +/nbproject/private/ +/nbbuild/ +/dist/ +/nbdist/ +/.nb-gradle/ +build/ +!**/src/main/**/build/ +!**/src/test/**/build/ + +### VS Code ### +.vscode/ diff --git a/实验7/data-service/.mvn/wrapper/maven-wrapper.jar b/实验7/data-service/.mvn/wrapper/maven-wrapper.jar new file mode 100644 index 0000000..c1dd12f Binary files /dev/null and b/实验7/data-service/.mvn/wrapper/maven-wrapper.jar differ diff --git a/实验7/data-service/.mvn/wrapper/maven-wrapper.properties b/实验7/data-service/.mvn/wrapper/maven-wrapper.properties new file mode 100644 index 0000000..b7cb93e --- /dev/null +++ b/实验7/data-service/.mvn/wrapper/maven-wrapper.properties @@ -0,0 +1,2 @@ +distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.8.4/apache-maven-3.8.4-bin.zip +wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar diff --git a/实验7/data-service/mvnw b/实验7/data-service/mvnw new file mode 100644 index 0000000..8a8fb22 --- /dev/null +++ b/实验7/data-service/mvnw @@ -0,0 +1,316 @@ +#!/bin/sh +# ---------------------------------------------------------------------------- +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# https://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, +# software distributed under the License is distributed on an +# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +# KIND, either express or implied. See the License for the +# specific language governing permissions and limitations +# under the License. +# ---------------------------------------------------------------------------- + +# ---------------------------------------------------------------------------- +# Maven Start Up Batch script +# +# Required ENV vars: +# ------------------ +# JAVA_HOME - location of a JDK home dir +# +# Optional ENV vars +# ----------------- +# M2_HOME - location of maven2's installed home dir +# MAVEN_OPTS - parameters passed to the Java VM when running Maven +# e.g. to debug Maven itself, use +# set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000 +# MAVEN_SKIP_RC - flag to disable loading of mavenrc files +# ---------------------------------------------------------------------------- + +if [ -z "$MAVEN_SKIP_RC" ] ; then + + if [ -f /usr/local/etc/mavenrc ] ; then + . /usr/local/etc/mavenrc + fi + + if [ -f /etc/mavenrc ] ; then + . /etc/mavenrc + fi + + if [ -f "$HOME/.mavenrc" ] ; then + . "$HOME/.mavenrc" + fi + +fi + +# OS specific support. $var _must_ be set to either true or false. +cygwin=false; +darwin=false; +mingw=false +case "`uname`" in + CYGWIN*) cygwin=true ;; + MINGW*) mingw=true;; + Darwin*) darwin=true + # Use /usr/libexec/java_home if available, otherwise fall back to /Library/Java/Home + # See https://developer.apple.com/library/mac/qa/qa1170/_index.html + if [ -z "$JAVA_HOME" ]; then + if [ -x "/usr/libexec/java_home" ]; then + export JAVA_HOME="`/usr/libexec/java_home`" + else + export JAVA_HOME="/Library/Java/Home" + fi + fi + ;; +esac + +if [ -z "$JAVA_HOME" ] ; then + if [ -r /etc/gentoo-release ] ; then + JAVA_HOME=`java-config --jre-home` + fi +fi + +if [ -z "$M2_HOME" ] ; then + ## resolve links - $0 may be a link to maven's home + PRG="$0" + + # need this for relative symlinks + while [ -h "$PRG" ] ; do + ls=`ls -ld "$PRG"` + link=`expr "$ls" : '.*-> \(.*\)$'` + if expr "$link" : '/.*' > /dev/null; then + PRG="$link" + else + PRG="`dirname "$PRG"`/$link" + fi + done + + saveddir=`pwd` + + M2_HOME=`dirname "$PRG"`/.. + + # make it fully qualified + M2_HOME=`cd "$M2_HOME" && pwd` + + cd "$saveddir" + # echo Using m2 at $M2_HOME +fi + +# For Cygwin, ensure paths are in UNIX format before anything is touched +if $cygwin ; then + [ -n "$M2_HOME" ] && + M2_HOME=`cygpath --unix "$M2_HOME"` + [ -n "$JAVA_HOME" ] && + JAVA_HOME=`cygpath --unix "$JAVA_HOME"` + [ -n "$CLASSPATH" ] && + CLASSPATH=`cygpath --path --unix "$CLASSPATH"` +fi + +# For Mingw, ensure paths are in UNIX format before anything is touched +if $mingw ; then + [ -n "$M2_HOME" ] && + M2_HOME="`(cd "$M2_HOME"; pwd)`" + [ -n "$JAVA_HOME" ] && + JAVA_HOME="`(cd "$JAVA_HOME"; pwd)`" +fi + +if [ -z "$JAVA_HOME" ]; then + javaExecutable="`which javac`" + if [ -n "$javaExecutable" ] && ! [ "`expr \"$javaExecutable\" : '\([^ ]*\)'`" = "no" ]; then + # readlink(1) is not available as standard on Solaris 10. + readLink=`which readlink` + if [ ! `expr "$readLink" : '\([^ ]*\)'` = "no" ]; then + if $darwin ; then + javaHome="`dirname \"$javaExecutable\"`" + javaExecutable="`cd \"$javaHome\" && pwd -P`/javac" + else + javaExecutable="`readlink -f \"$javaExecutable\"`" + fi + javaHome="`dirname \"$javaExecutable\"`" + javaHome=`expr "$javaHome" : '\(.*\)/bin'` + JAVA_HOME="$javaHome" + export JAVA_HOME + fi + fi +fi + +if [ -z "$JAVACMD" ] ; then + if [ -n "$JAVA_HOME" ] ; then + if [ -x "$JAVA_HOME/jre/sh/java" ] ; then + # IBM's JDK on AIX uses strange locations for the executables + JAVACMD="$JAVA_HOME/jre/sh/java" + else + JAVACMD="$JAVA_HOME/bin/java" + fi + else + JAVACMD="`\\unset -f command; \\command -v java`" + fi +fi + +if [ ! -x "$JAVACMD" ] ; then + echo "Error: JAVA_HOME is not defined correctly." >&2 + echo " We cannot execute $JAVACMD" >&2 + exit 1 +fi + +if [ -z "$JAVA_HOME" ] ; then + echo "Warning: JAVA_HOME environment variable is not set." +fi + +CLASSWORLDS_LAUNCHER=org.codehaus.plexus.classworlds.launcher.Launcher + +# traverses directory structure from process work directory to filesystem root +# first directory with .mvn subdirectory is considered project base directory +find_maven_basedir() { + + if [ -z "$1" ] + then + echo "Path not specified to find_maven_basedir" + return 1 + fi + + basedir="$1" + wdir="$1" + while [ "$wdir" != '/' ] ; do + if [ -d "$wdir"/.mvn ] ; then + basedir=$wdir + break + fi + # workaround for JBEAP-8937 (on Solaris 10/Sparc) + if [ -d "${wdir}" ]; then + wdir=`cd "$wdir/.."; pwd` + fi + # end of workaround + done + echo "${basedir}" +} + +# concatenates all lines of a file +concat_lines() { + if [ -f "$1" ]; then + echo "$(tr -s '\n' ' ' < "$1")" + fi +} + +BASE_DIR=`find_maven_basedir "$(pwd)"` +if [ -z "$BASE_DIR" ]; then + exit 1; +fi + +########################################################################################## +# Extension to allow automatically downloading the maven-wrapper.jar from Maven-central +# This allows using the maven wrapper in projects that prohibit checking in binary data. +########################################################################################## +if [ -r "$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" ]; then + if [ "$MVNW_VERBOSE" = true ]; then + echo "Found .mvn/wrapper/maven-wrapper.jar" + fi +else + if [ "$MVNW_VERBOSE" = true ]; then + echo "Couldn't find .mvn/wrapper/maven-wrapper.jar, downloading it ..." + fi + if [ -n "$MVNW_REPOURL" ]; then + jarUrl="$MVNW_REPOURL/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar" + else + jarUrl="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar" + fi + while IFS="=" read key value; do + case "$key" in (wrapperUrl) jarUrl="$value"; break ;; + esac + done < "$BASE_DIR/.mvn/wrapper/maven-wrapper.properties" + if [ "$MVNW_VERBOSE" = true ]; then + echo "Downloading from: $jarUrl" + fi + wrapperJarPath="$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" + if $cygwin; then + wrapperJarPath=`cygpath --path --windows "$wrapperJarPath"` + fi + + if command -v wget > /dev/null; then + if [ "$MVNW_VERBOSE" = true ]; then + echo "Found wget ... using wget" + fi + if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then + wget "$jarUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath" + else + wget --http-user=$MVNW_USERNAME --http-password=$MVNW_PASSWORD "$jarUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath" + fi + elif command -v curl > /dev/null; then + if [ "$MVNW_VERBOSE" = true ]; then + echo "Found curl ... using curl" + fi + if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then + curl -o "$wrapperJarPath" "$jarUrl" -f + else + curl --user $MVNW_USERNAME:$MVNW_PASSWORD -o "$wrapperJarPath" "$jarUrl" -f + fi + + else + if [ "$MVNW_VERBOSE" = true ]; then + echo "Falling back to using Java to download" + fi + javaClass="$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.java" + # For Cygwin, switch paths to Windows format before running javac + if $cygwin; then + javaClass=`cygpath --path --windows "$javaClass"` + fi + if [ -e "$javaClass" ]; then + if [ ! -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then + if [ "$MVNW_VERBOSE" = true ]; then + echo " - Compiling MavenWrapperDownloader.java ..." + fi + # Compiling the Java class + ("$JAVA_HOME/bin/javac" "$javaClass") + fi + if [ -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then + # Running the downloader + if [ "$MVNW_VERBOSE" = true ]; then + echo " - Running MavenWrapperDownloader.java ..." + fi + ("$JAVA_HOME/bin/java" -cp .mvn/wrapper MavenWrapperDownloader "$MAVEN_PROJECTBASEDIR") + fi + fi + fi +fi +########################################################################################## +# End of extension +########################################################################################## + +export MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"} +if [ "$MVNW_VERBOSE" = true ]; then + echo $MAVEN_PROJECTBASEDIR +fi +MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS" + +# For Cygwin, switch paths to Windows format before running java +if $cygwin; then + [ -n "$M2_HOME" ] && + M2_HOME=`cygpath --path --windows "$M2_HOME"` + [ -n "$JAVA_HOME" ] && + JAVA_HOME=`cygpath --path --windows "$JAVA_HOME"` + [ -n "$CLASSPATH" ] && + CLASSPATH=`cygpath --path --windows "$CLASSPATH"` + [ -n "$MAVEN_PROJECTBASEDIR" ] && + MAVEN_PROJECTBASEDIR=`cygpath --path --windows "$MAVEN_PROJECTBASEDIR"` +fi + +# Provide a "standardized" way to retrieve the CLI args that will +# work with both Windows and non-Windows executions. +MAVEN_CMD_LINE_ARGS="$MAVEN_CONFIG $@" +export MAVEN_CMD_LINE_ARGS + +WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain + +exec "$JAVACMD" \ + $MAVEN_OPTS \ + $MAVEN_DEBUG_OPTS \ + -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \ + "-Dmaven.home=${M2_HOME}" \ + "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \ + ${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@" diff --git a/实验7/data-service/mvnw.cmd b/实验7/data-service/mvnw.cmd new file mode 100644 index 0000000..1d8ab01 --- /dev/null +++ b/实验7/data-service/mvnw.cmd @@ -0,0 +1,188 @@ +@REM ---------------------------------------------------------------------------- +@REM Licensed to the Apache Software Foundation (ASF) under one +@REM or more contributor license agreements. See the NOTICE file +@REM distributed with this work for additional information +@REM regarding copyright ownership. The ASF licenses this file +@REM to you under the Apache License, Version 2.0 (the +@REM "License"); you may not use this file except in compliance +@REM with the License. You may obtain a copy of the License at +@REM +@REM https://www.apache.org/licenses/LICENSE-2.0 +@REM +@REM Unless required by applicable law or agreed to in writing, +@REM software distributed under the License is distributed on an +@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +@REM KIND, either express or implied. See the License for the +@REM specific language governing permissions and limitations +@REM under the License. +@REM ---------------------------------------------------------------------------- + +@REM ---------------------------------------------------------------------------- +@REM Maven Start Up Batch script +@REM +@REM Required ENV vars: +@REM JAVA_HOME - location of a JDK home dir +@REM +@REM Optional ENV vars +@REM M2_HOME - location of maven2's installed home dir +@REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands +@REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a keystroke before ending +@REM MAVEN_OPTS - parameters passed to the Java VM when running Maven +@REM e.g. to debug Maven itself, use +@REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000 +@REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files +@REM ---------------------------------------------------------------------------- + +@REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on' +@echo off +@REM set title of command window +title %0 +@REM enable echoing by setting MAVEN_BATCH_ECHO to 'on' +@if "%MAVEN_BATCH_ECHO%" == "on" echo %MAVEN_BATCH_ECHO% + +@REM set %HOME% to equivalent of $HOME +if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%") + +@REM Execute a user defined script before this one +if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre +@REM check for pre script, once with legacy .bat ending and once with .cmd ending +if exist "%USERPROFILE%\mavenrc_pre.bat" call "%USERPROFILE%\mavenrc_pre.bat" %* +if exist "%USERPROFILE%\mavenrc_pre.cmd" call "%USERPROFILE%\mavenrc_pre.cmd" %* +:skipRcPre + +@setlocal + +set ERROR_CODE=0 + +@REM To isolate internal variables from possible post scripts, we use another setlocal +@setlocal + +@REM ==== START VALIDATION ==== +if not "%JAVA_HOME%" == "" goto OkJHome + +echo. +echo Error: JAVA_HOME not found in your environment. >&2 +echo Please set the JAVA_HOME variable in your environment to match the >&2 +echo location of your Java installation. >&2 +echo. +goto error + +:OkJHome +if exist "%JAVA_HOME%\bin\java.exe" goto init + +echo. +echo Error: JAVA_HOME is set to an invalid directory. >&2 +echo JAVA_HOME = "%JAVA_HOME%" >&2 +echo Please set the JAVA_HOME variable in your environment to match the >&2 +echo location of your Java installation. >&2 +echo. +goto error + +@REM ==== END VALIDATION ==== + +:init + +@REM Find the project base dir, i.e. the directory that contains the folder ".mvn". +@REM Fallback to current working directory if not found. + +set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR% +IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir + +set EXEC_DIR=%CD% +set WDIR=%EXEC_DIR% +:findBaseDir +IF EXIST "%WDIR%"\.mvn goto baseDirFound +cd .. +IF "%WDIR%"=="%CD%" goto baseDirNotFound +set WDIR=%CD% +goto findBaseDir + +:baseDirFound +set MAVEN_PROJECTBASEDIR=%WDIR% +cd "%EXEC_DIR%" +goto endDetectBaseDir + +:baseDirNotFound +set MAVEN_PROJECTBASEDIR=%EXEC_DIR% +cd "%EXEC_DIR%" + +:endDetectBaseDir + +IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig + +@setlocal EnableExtensions EnableDelayedExpansion +for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a +@endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS% + +:endReadAdditionalConfig + +SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe" +set WRAPPER_JAR="%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.jar" +set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain + +set DOWNLOAD_URL="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar" + +FOR /F "usebackq tokens=1,2 delims==" %%A IN ("%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.properties") DO ( + IF "%%A"=="wrapperUrl" SET DOWNLOAD_URL=%%B +) + +@REM Extension to allow automatically downloading the maven-wrapper.jar from Maven-central +@REM This allows using the maven wrapper in projects that prohibit checking in binary data. +if exist %WRAPPER_JAR% ( + if "%MVNW_VERBOSE%" == "true" ( + echo Found %WRAPPER_JAR% + ) +) else ( + if not "%MVNW_REPOURL%" == "" ( + SET DOWNLOAD_URL="%MVNW_REPOURL%/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar" + ) + if "%MVNW_VERBOSE%" == "true" ( + echo Couldn't find %WRAPPER_JAR%, downloading it ... + echo Downloading from: %DOWNLOAD_URL% + ) + + powershell -Command "&{"^ + "$webclient = new-object System.Net.WebClient;"^ + "if (-not ([string]::IsNullOrEmpty('%MVNW_USERNAME%') -and [string]::IsNullOrEmpty('%MVNW_PASSWORD%'))) {"^ + "$webclient.Credentials = new-object System.Net.NetworkCredential('%MVNW_USERNAME%', '%MVNW_PASSWORD%');"^ + "}"^ + "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; $webclient.DownloadFile('%DOWNLOAD_URL%', '%WRAPPER_JAR%')"^ + "}" + if "%MVNW_VERBOSE%" == "true" ( + echo Finished downloading %WRAPPER_JAR% + ) +) +@REM End of extension + +@REM Provide a "standardized" way to retrieve the CLI args that will +@REM work with both Windows and non-Windows executions. +set MAVEN_CMD_LINE_ARGS=%* + +%MAVEN_JAVA_EXE% ^ + %JVM_CONFIG_MAVEN_PROPS% ^ + %MAVEN_OPTS% ^ + %MAVEN_DEBUG_OPTS% ^ + -classpath %WRAPPER_JAR% ^ + "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" ^ + %WRAPPER_LAUNCHER% %MAVEN_CONFIG% %* +if ERRORLEVEL 1 goto error +goto end + +:error +set ERROR_CODE=1 + +:end +@endlocal & set ERROR_CODE=%ERROR_CODE% + +if not "%MAVEN_SKIP_RC%"=="" goto skipRcPost +@REM check for post script, once with legacy .bat ending and once with .cmd ending +if exist "%USERPROFILE%\mavenrc_post.bat" call "%USERPROFILE%\mavenrc_post.bat" +if exist "%USERPROFILE%\mavenrc_post.cmd" call "%USERPROFILE%\mavenrc_post.cmd" +:skipRcPost + +@REM pause the script if MAVEN_BATCH_PAUSE is set to 'on' +if "%MAVEN_BATCH_PAUSE%"=="on" pause + +if "%MAVEN_TERMINATE_CMD%"=="on" exit %ERROR_CODE% + +cmd /C exit /B %ERROR_CODE% diff --git a/实验7/data-service/pom.xml b/实验7/data-service/pom.xml new file mode 100644 index 0000000..064d97f --- /dev/null +++ b/实验7/data-service/pom.xml @@ -0,0 +1,58 @@ + + + 4.0.0 + + org.springframework.boot + spring-boot-starter-parent + 2.6.7 + + + cn.edu.zjvtit.cloudstorage + data-service + 0.0.1-SNAPSHOT + data-service + data-service + + 1.8 + + + + org.springframework.boot + spring-boot-starter-data-rest + + + org.springframework.boot + spring-boot-starter-web + + + + org.springframework.boot + spring-boot-starter-test + test + + + org.springframework.amqp + spring-amqp + + + junit + junit + test + + + org.springframework.amqp + spring-rabbit + + + + + + + org.springframework.boot + spring-boot-maven-plugin + + + + + diff --git a/实验7/data-service/src/main/java/cn/edu/zjvtit/cloudstorage/dataservice/DataServiceApplication.java b/实验7/data-service/src/main/java/cn/edu/zjvtit/cloudstorage/dataservice/DataServiceApplication.java new file mode 100644 index 0000000..1bda1c2 --- /dev/null +++ b/实验7/data-service/src/main/java/cn/edu/zjvtit/cloudstorage/dataservice/DataServiceApplication.java @@ -0,0 +1,22 @@ +package cn.edu.zjvtit.cloudstorage.dataservice; + +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; +import org.springframework.context.annotation.Bean; +import org.springframework.scheduling.annotation.EnableScheduling; + +@SpringBootApplication +@EnableScheduling +public class DataServiceApplication { + private static final Logger logger = LoggerFactory.getLogger(DataServiceApplication.class); + + public static void main(String[] args) { + SpringApplication.run(DataServiceApplication.class, args); + } + @Bean + public Logger getLogger() { + return logger; + } +} diff --git a/实验7/data-service/src/main/java/cn/edu/zjvtit/cloudstorage/dataservice/controller/ObjectsController.java b/实验7/data-service/src/main/java/cn/edu/zjvtit/cloudstorage/dataservice/controller/ObjectsController.java new file mode 100644 index 0000000..a7b591a --- /dev/null +++ b/实验7/data-service/src/main/java/cn/edu/zjvtit/cloudstorage/dataservice/controller/ObjectsController.java @@ -0,0 +1,69 @@ +package cn.edu.zjvtit.cloudstorage.dataservice.controller; + + +import org.slf4j.Logger; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.web.bind.annotation.GetMapping; +import org.springframework.web.bind.annotation.PathVariable; +import org.springframework.web.bind.annotation.PutMapping; +import org.springframework.web.bind.annotation.RestController; +import org.springframework.web.client.RestTemplate; +import result.Result; + +import javax.annotation.Resource; +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; +import java.io.*; +import java.nio.file.Files; + +@RestController +public class ObjectsController { + @Autowired + Logger logger; + @PutMapping("/objects/{filename}") + public String putObject(HttpServletRequest request, @PathVariable("filename") String filename) throws IOException { + // 存储文件 + logger.info("received put object request"); + File fileToSave = new File("./uploads/" + filename); + InputStream is =request.getInputStream(); + FileOutputStream os = new FileOutputStream(fileToSave); + byte[] buff = new byte[1024]; + int i = 0; + while ((i = is.read(buff)) != -1) { + os.write(buff, 0, i); + os.flush(); + } + os.close(); + return (new Result( "success","10000")).toString(); + } + + + @GetMapping("/objects/{filename}") + public String getObject(HttpServletResponse response, @PathVariable("filename") String filename) { + // 读取文件 + File file = new File("./uploads/"+ filename); + if(!file.exists()){ + return new Result("file not exists","10001").toString(); + } + response.reset(); + response.setContentType("application/octet-stream"); + response.setCharacterEncoding("utf-8"); + response.setContentLength((int) file.length()); + response.setHeader("Content-Disposition", "attachment;filename=" + filename ); + + try(BufferedInputStream bis = new BufferedInputStream(Files.newInputStream(file.toPath()))) { + byte[] buff = new byte[1024]; + OutputStream os = response.getOutputStream(); + int i = 0; + while ((i = bis.read(buff)) != -1) { + os.write(buff, 0, i); + os.flush(); + } + os.close(); + } catch (IOException e) { + return new Result("file not exists","10001").toString(); + } + return ""; + } + +} diff --git a/实验7/data-service/src/main/java/cn/edu/zjvtit/cloudstorage/dataservice/rabbitmq/TopicRabbitConfig.java b/实验7/data-service/src/main/java/cn/edu/zjvtit/cloudstorage/dataservice/rabbitmq/TopicRabbitConfig.java new file mode 100644 index 0000000..3c66ee9 --- /dev/null +++ b/实验7/data-service/src/main/java/cn/edu/zjvtit/cloudstorage/dataservice/rabbitmq/TopicRabbitConfig.java @@ -0,0 +1,27 @@ +package cn.edu.zjvtit.cloudstorage.dataservice.rabbitmq; + +import org.springframework.amqp.core.*; +import org.springframework.context.annotation.Bean; +import org.springframework.context.annotation.Configuration; + +@Configuration +public class TopicRabbitConfig { + + final static String apiMessage = "apiServers"; + final static String dataMessage = "dataServers"; + + @Bean + public Queue queueApi() { + return new Queue(TopicRabbitConfig.apiMessage); + } + + @Bean + public Queue queueData() { + return new Queue(TopicRabbitConfig.dataMessage); + } +// +// @Bean +// TopicExchange exchange() { +// return new TopicExchange("topicExchange"); +// } +} \ No newline at end of file diff --git a/实验7/data-service/src/main/java/cn/edu/zjvtit/cloudstorage/dataservice/rabbitmq/topic/Receiver.java b/实验7/data-service/src/main/java/cn/edu/zjvtit/cloudstorage/dataservice/rabbitmq/topic/Receiver.java new file mode 100644 index 0000000..b29cb95 --- /dev/null +++ b/实验7/data-service/src/main/java/cn/edu/zjvtit/cloudstorage/dataservice/rabbitmq/topic/Receiver.java @@ -0,0 +1,32 @@ +package cn.edu.zjvtit.cloudstorage.dataservice.rabbitmq.topic; + +import org.slf4j.Logger; +import org.springframework.amqp.rabbit.annotation.RabbitHandler; +import org.springframework.amqp.rabbit.annotation.RabbitListener; +import org.springframework.amqp.rabbit.core.RabbitTemplate; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.stereotype.Component; + +import java.io.File; + +@Component +@RabbitListener(queues = "dataServers") +public class Receiver { + @Autowired + Logger logger; + @Autowired + Sender sender; + @Autowired + private RabbitTemplate rabbitTemplate; + + @RabbitHandler + public void process(String filename) { + File file = new File("./uploads/" + filename); + if(!file.exists()){ + return; + } + logger.info("Receiver: " + filename); + sender.sendFileInfo(filename); + + } +} diff --git a/实验7/data-service/src/main/java/cn/edu/zjvtit/cloudstorage/dataservice/rabbitmq/topic/Sender.java b/实验7/data-service/src/main/java/cn/edu/zjvtit/cloudstorage/dataservice/rabbitmq/topic/Sender.java new file mode 100644 index 0000000..7dfd608 --- /dev/null +++ b/实验7/data-service/src/main/java/cn/edu/zjvtit/cloudstorage/dataservice/rabbitmq/topic/Sender.java @@ -0,0 +1,37 @@ +package cn.edu.zjvtit.cloudstorage.dataservice.rabbitmq.topic; + +import org.springframework.amqp.rabbit.core.RabbitTemplate; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext; +import org.springframework.stereotype.Component; + +import java.net.InetAddress; + +@Component +public class Sender { + // 心跳发送端关键代码 + @Autowired + private RabbitTemplate rabbitTemplate; + @Autowired + private ServletWebServerApplicationContext webServerAppCtxt; + + + + private String getAddress(){ + int port = webServerAppCtxt.getWebServer().getPort(); + + try { + String addr = InetAddress.getLocalHost().getHostAddress(); + return addr+":"+port; + } catch (Exception e) { + e.printStackTrace(); + return ""; + } + } + public void sendServerAddress() { + this.rabbitTemplate.convertAndSend("apiServers", getAddress()); + } + public void sendFileInfo(String filename){ + this.rabbitTemplate.convertAndSend(filename, getAddress()); + } +} diff --git a/实验7/data-service/src/main/java/cn/edu/zjvtit/cloudstorage/dataservice/schedule/ScheduledTask.java b/实验7/data-service/src/main/java/cn/edu/zjvtit/cloudstorage/dataservice/schedule/ScheduledTask.java new file mode 100644 index 0000000..d87e4d9 --- /dev/null +++ b/实验7/data-service/src/main/java/cn/edu/zjvtit/cloudstorage/dataservice/schedule/ScheduledTask.java @@ -0,0 +1,33 @@ +package cn.edu.zjvtit.cloudstorage.dataservice.schedule; + +import cn.edu.zjvtit.cloudstorage.dataservice.rabbitmq.topic.Sender; +import com.rabbitmq.client.impl.Environment; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.beans.factory.annotation.Value; +import org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext; +import org.springframework.scheduling.annotation.Scheduled; +import org.springframework.stereotype.Component; + +import java.net.InetAddress; +import java.time.LocalDateTime; + +@Component +public class ScheduledTask { + @Autowired + Sender sender; + + private String getAddress(){ + try { + return InetAddress.getLocalHost().getHostAddress(); + } catch (Exception e) { + e.printStackTrace(); + return ""; + } + } + @Scheduled(fixedRate = 3000) + public void scheduledTask() { + sender.sendServerAddress(); + } + +} + diff --git a/实验7/data-service/src/main/java/result/Result.java b/实验7/data-service/src/main/java/result/Result.java new file mode 100644 index 0000000..3f815bc --- /dev/null +++ b/实验7/data-service/src/main/java/result/Result.java @@ -0,0 +1,42 @@ +package result; + + +import com.fasterxml.jackson.core.JsonProcessingException; +import com.fasterxml.jackson.databind.ObjectMapper; + +public class Result { + private String Message; + private String code; + + public Result(String msg, String code) { + this.Message = msg; + this.code = code; + } + + public String getMessage() { + return Message; + } + + public void setMessage(String message) { + this.Message = message; + } + + public String getCode() { + return code; + } + + public void setCode(String code) { + this.code = code; + } + + public String toString(){ + ObjectMapper mapper = new ObjectMapper(); + try { + return mapper.writeValueAsString(this); + } catch (JsonProcessingException e) { + throw new RuntimeException(e); + } + } +} + + diff --git a/实验7/data-service/src/main/resources/application.properties b/实验7/data-service/src/main/resources/application.properties new file mode 100644 index 0000000..2465f74 --- /dev/null +++ b/实验7/data-service/src/main/resources/application.properties @@ -0,0 +1,8 @@ +spring.servlet.multipart.enabled=true +spring.servlet.multipart.max-file-size=100MB +spring.servlet.multipart.max-request-size=100MB +server.port=0 +spring.rabbitmq.host=172.20.80.100 +spring.rabbitmq.port=5672 +spring.rabbitmq.username=test +spring.rabbitmq.password=test diff --git a/实验7/data-service/src/test/java/cn/edu/zjvtit/cloudstorage/dataservice/DataServiceApplicationTests.java b/实验7/data-service/src/test/java/cn/edu/zjvtit/cloudstorage/dataservice/DataServiceApplicationTests.java new file mode 100644 index 0000000..960c48b --- /dev/null +++ b/实验7/data-service/src/test/java/cn/edu/zjvtit/cloudstorage/dataservice/DataServiceApplicationTests.java @@ -0,0 +1,31 @@ +package cn.edu.zjvtit.cloudstorage.dataservice; + +import cn.edu.zjvtit.cloudstorage.dataservice.rabbitmq.topic.Sender; +import org.junit.jupiter.api.Test; +import org.junit.runner.RunWith; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.boot.test.context.SpringBootTest; +import org.springframework.test.context.junit4.SpringRunner; + +//@SpringBootTest +//class DataServiceApplicationTests { +// +// @Test +// void contextLoads() { +// } +// +//} +@RunWith(SpringRunner.class) +@SpringBootTest +class RabbitMqHelloTest { + + @Autowired + private Sender helloSender; + + @Test + public void hello() throws Exception { + helloSender.sendServerAddress(); + } + +} + diff --git a/实验7/mvnw b/实验7/mvnw new file mode 100644 index 0000000..8a8fb22 --- /dev/null +++ b/实验7/mvnw @@ -0,0 +1,316 @@ +#!/bin/sh +# ---------------------------------------------------------------------------- +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# https://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, +# software distributed under the License is distributed on an +# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +# KIND, either express or implied. See the License for the +# specific language governing permissions and limitations +# under the License. +# ---------------------------------------------------------------------------- + +# ---------------------------------------------------------------------------- +# Maven Start Up Batch script +# +# Required ENV vars: +# ------------------ +# JAVA_HOME - location of a JDK home dir +# +# Optional ENV vars +# ----------------- +# M2_HOME - location of maven2's installed home dir +# MAVEN_OPTS - parameters passed to the Java VM when running Maven +# e.g. to debug Maven itself, use +# set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000 +# MAVEN_SKIP_RC - flag to disable loading of mavenrc files +# ---------------------------------------------------------------------------- + +if [ -z "$MAVEN_SKIP_RC" ] ; then + + if [ -f /usr/local/etc/mavenrc ] ; then + . /usr/local/etc/mavenrc + fi + + if [ -f /etc/mavenrc ] ; then + . /etc/mavenrc + fi + + if [ -f "$HOME/.mavenrc" ] ; then + . "$HOME/.mavenrc" + fi + +fi + +# OS specific support. $var _must_ be set to either true or false. +cygwin=false; +darwin=false; +mingw=false +case "`uname`" in + CYGWIN*) cygwin=true ;; + MINGW*) mingw=true;; + Darwin*) darwin=true + # Use /usr/libexec/java_home if available, otherwise fall back to /Library/Java/Home + # See https://developer.apple.com/library/mac/qa/qa1170/_index.html + if [ -z "$JAVA_HOME" ]; then + if [ -x "/usr/libexec/java_home" ]; then + export JAVA_HOME="`/usr/libexec/java_home`" + else + export JAVA_HOME="/Library/Java/Home" + fi + fi + ;; +esac + +if [ -z "$JAVA_HOME" ] ; then + if [ -r /etc/gentoo-release ] ; then + JAVA_HOME=`java-config --jre-home` + fi +fi + +if [ -z "$M2_HOME" ] ; then + ## resolve links - $0 may be a link to maven's home + PRG="$0" + + # need this for relative symlinks + while [ -h "$PRG" ] ; do + ls=`ls -ld "$PRG"` + link=`expr "$ls" : '.*-> \(.*\)$'` + if expr "$link" : '/.*' > /dev/null; then + PRG="$link" + else + PRG="`dirname "$PRG"`/$link" + fi + done + + saveddir=`pwd` + + M2_HOME=`dirname "$PRG"`/.. + + # make it fully qualified + M2_HOME=`cd "$M2_HOME" && pwd` + + cd "$saveddir" + # echo Using m2 at $M2_HOME +fi + +# For Cygwin, ensure paths are in UNIX format before anything is touched +if $cygwin ; then + [ -n "$M2_HOME" ] && + M2_HOME=`cygpath --unix "$M2_HOME"` + [ -n "$JAVA_HOME" ] && + JAVA_HOME=`cygpath --unix "$JAVA_HOME"` + [ -n "$CLASSPATH" ] && + CLASSPATH=`cygpath --path --unix "$CLASSPATH"` +fi + +# For Mingw, ensure paths are in UNIX format before anything is touched +if $mingw ; then + [ -n "$M2_HOME" ] && + M2_HOME="`(cd "$M2_HOME"; pwd)`" + [ -n "$JAVA_HOME" ] && + JAVA_HOME="`(cd "$JAVA_HOME"; pwd)`" +fi + +if [ -z "$JAVA_HOME" ]; then + javaExecutable="`which javac`" + if [ -n "$javaExecutable" ] && ! [ "`expr \"$javaExecutable\" : '\([^ ]*\)'`" = "no" ]; then + # readlink(1) is not available as standard on Solaris 10. + readLink=`which readlink` + if [ ! `expr "$readLink" : '\([^ ]*\)'` = "no" ]; then + if $darwin ; then + javaHome="`dirname \"$javaExecutable\"`" + javaExecutable="`cd \"$javaHome\" && pwd -P`/javac" + else + javaExecutable="`readlink -f \"$javaExecutable\"`" + fi + javaHome="`dirname \"$javaExecutable\"`" + javaHome=`expr "$javaHome" : '\(.*\)/bin'` + JAVA_HOME="$javaHome" + export JAVA_HOME + fi + fi +fi + +if [ -z "$JAVACMD" ] ; then + if [ -n "$JAVA_HOME" ] ; then + if [ -x "$JAVA_HOME/jre/sh/java" ] ; then + # IBM's JDK on AIX uses strange locations for the executables + JAVACMD="$JAVA_HOME/jre/sh/java" + else + JAVACMD="$JAVA_HOME/bin/java" + fi + else + JAVACMD="`\\unset -f command; \\command -v java`" + fi +fi + +if [ ! -x "$JAVACMD" ] ; then + echo "Error: JAVA_HOME is not defined correctly." >&2 + echo " We cannot execute $JAVACMD" >&2 + exit 1 +fi + +if [ -z "$JAVA_HOME" ] ; then + echo "Warning: JAVA_HOME environment variable is not set." +fi + +CLASSWORLDS_LAUNCHER=org.codehaus.plexus.classworlds.launcher.Launcher + +# traverses directory structure from process work directory to filesystem root +# first directory with .mvn subdirectory is considered project base directory +find_maven_basedir() { + + if [ -z "$1" ] + then + echo "Path not specified to find_maven_basedir" + return 1 + fi + + basedir="$1" + wdir="$1" + while [ "$wdir" != '/' ] ; do + if [ -d "$wdir"/.mvn ] ; then + basedir=$wdir + break + fi + # workaround for JBEAP-8937 (on Solaris 10/Sparc) + if [ -d "${wdir}" ]; then + wdir=`cd "$wdir/.."; pwd` + fi + # end of workaround + done + echo "${basedir}" +} + +# concatenates all lines of a file +concat_lines() { + if [ -f "$1" ]; then + echo "$(tr -s '\n' ' ' < "$1")" + fi +} + +BASE_DIR=`find_maven_basedir "$(pwd)"` +if [ -z "$BASE_DIR" ]; then + exit 1; +fi + +########################################################################################## +# Extension to allow automatically downloading the maven-wrapper.jar from Maven-central +# This allows using the maven wrapper in projects that prohibit checking in binary data. +########################################################################################## +if [ -r "$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" ]; then + if [ "$MVNW_VERBOSE" = true ]; then + echo "Found .mvn/wrapper/maven-wrapper.jar" + fi +else + if [ "$MVNW_VERBOSE" = true ]; then + echo "Couldn't find .mvn/wrapper/maven-wrapper.jar, downloading it ..." + fi + if [ -n "$MVNW_REPOURL" ]; then + jarUrl="$MVNW_REPOURL/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar" + else + jarUrl="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar" + fi + while IFS="=" read key value; do + case "$key" in (wrapperUrl) jarUrl="$value"; break ;; + esac + done < "$BASE_DIR/.mvn/wrapper/maven-wrapper.properties" + if [ "$MVNW_VERBOSE" = true ]; then + echo "Downloading from: $jarUrl" + fi + wrapperJarPath="$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" + if $cygwin; then + wrapperJarPath=`cygpath --path --windows "$wrapperJarPath"` + fi + + if command -v wget > /dev/null; then + if [ "$MVNW_VERBOSE" = true ]; then + echo "Found wget ... using wget" + fi + if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then + wget "$jarUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath" + else + wget --http-user=$MVNW_USERNAME --http-password=$MVNW_PASSWORD "$jarUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath" + fi + elif command -v curl > /dev/null; then + if [ "$MVNW_VERBOSE" = true ]; then + echo "Found curl ... using curl" + fi + if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then + curl -o "$wrapperJarPath" "$jarUrl" -f + else + curl --user $MVNW_USERNAME:$MVNW_PASSWORD -o "$wrapperJarPath" "$jarUrl" -f + fi + + else + if [ "$MVNW_VERBOSE" = true ]; then + echo "Falling back to using Java to download" + fi + javaClass="$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.java" + # For Cygwin, switch paths to Windows format before running javac + if $cygwin; then + javaClass=`cygpath --path --windows "$javaClass"` + fi + if [ -e "$javaClass" ]; then + if [ ! -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then + if [ "$MVNW_VERBOSE" = true ]; then + echo " - Compiling MavenWrapperDownloader.java ..." + fi + # Compiling the Java class + ("$JAVA_HOME/bin/javac" "$javaClass") + fi + if [ -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then + # Running the downloader + if [ "$MVNW_VERBOSE" = true ]; then + echo " - Running MavenWrapperDownloader.java ..." + fi + ("$JAVA_HOME/bin/java" -cp .mvn/wrapper MavenWrapperDownloader "$MAVEN_PROJECTBASEDIR") + fi + fi + fi +fi +########################################################################################## +# End of extension +########################################################################################## + +export MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"} +if [ "$MVNW_VERBOSE" = true ]; then + echo $MAVEN_PROJECTBASEDIR +fi +MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS" + +# For Cygwin, switch paths to Windows format before running java +if $cygwin; then + [ -n "$M2_HOME" ] && + M2_HOME=`cygpath --path --windows "$M2_HOME"` + [ -n "$JAVA_HOME" ] && + JAVA_HOME=`cygpath --path --windows "$JAVA_HOME"` + [ -n "$CLASSPATH" ] && + CLASSPATH=`cygpath --path --windows "$CLASSPATH"` + [ -n "$MAVEN_PROJECTBASEDIR" ] && + MAVEN_PROJECTBASEDIR=`cygpath --path --windows "$MAVEN_PROJECTBASEDIR"` +fi + +# Provide a "standardized" way to retrieve the CLI args that will +# work with both Windows and non-Windows executions. +MAVEN_CMD_LINE_ARGS="$MAVEN_CONFIG $@" +export MAVEN_CMD_LINE_ARGS + +WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain + +exec "$JAVACMD" \ + $MAVEN_OPTS \ + $MAVEN_DEBUG_OPTS \ + -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \ + "-Dmaven.home=${M2_HOME}" \ + "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \ + ${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@" diff --git a/实验7/mvnw.cmd b/实验7/mvnw.cmd new file mode 100644 index 0000000..1d8ab01 --- /dev/null +++ b/实验7/mvnw.cmd @@ -0,0 +1,188 @@ +@REM ---------------------------------------------------------------------------- +@REM Licensed to the Apache Software Foundation (ASF) under one +@REM or more contributor license agreements. See the NOTICE file +@REM distributed with this work for additional information +@REM regarding copyright ownership. The ASF licenses this file +@REM to you under the Apache License, Version 2.0 (the +@REM "License"); you may not use this file except in compliance +@REM with the License. You may obtain a copy of the License at +@REM +@REM https://www.apache.org/licenses/LICENSE-2.0 +@REM +@REM Unless required by applicable law or agreed to in writing, +@REM software distributed under the License is distributed on an +@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +@REM KIND, either express or implied. See the License for the +@REM specific language governing permissions and limitations +@REM under the License. +@REM ---------------------------------------------------------------------------- + +@REM ---------------------------------------------------------------------------- +@REM Maven Start Up Batch script +@REM +@REM Required ENV vars: +@REM JAVA_HOME - location of a JDK home dir +@REM +@REM Optional ENV vars +@REM M2_HOME - location of maven2's installed home dir +@REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands +@REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a keystroke before ending +@REM MAVEN_OPTS - parameters passed to the Java VM when running Maven +@REM e.g. to debug Maven itself, use +@REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000 +@REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files +@REM ---------------------------------------------------------------------------- + +@REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on' +@echo off +@REM set title of command window +title %0 +@REM enable echoing by setting MAVEN_BATCH_ECHO to 'on' +@if "%MAVEN_BATCH_ECHO%" == "on" echo %MAVEN_BATCH_ECHO% + +@REM set %HOME% to equivalent of $HOME +if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%") + +@REM Execute a user defined script before this one +if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre +@REM check for pre script, once with legacy .bat ending and once with .cmd ending +if exist "%USERPROFILE%\mavenrc_pre.bat" call "%USERPROFILE%\mavenrc_pre.bat" %* +if exist "%USERPROFILE%\mavenrc_pre.cmd" call "%USERPROFILE%\mavenrc_pre.cmd" %* +:skipRcPre + +@setlocal + +set ERROR_CODE=0 + +@REM To isolate internal variables from possible post scripts, we use another setlocal +@setlocal + +@REM ==== START VALIDATION ==== +if not "%JAVA_HOME%" == "" goto OkJHome + +echo. +echo Error: JAVA_HOME not found in your environment. >&2 +echo Please set the JAVA_HOME variable in your environment to match the >&2 +echo location of your Java installation. >&2 +echo. +goto error + +:OkJHome +if exist "%JAVA_HOME%\bin\java.exe" goto init + +echo. +echo Error: JAVA_HOME is set to an invalid directory. >&2 +echo JAVA_HOME = "%JAVA_HOME%" >&2 +echo Please set the JAVA_HOME variable in your environment to match the >&2 +echo location of your Java installation. >&2 +echo. +goto error + +@REM ==== END VALIDATION ==== + +:init + +@REM Find the project base dir, i.e. the directory that contains the folder ".mvn". +@REM Fallback to current working directory if not found. + +set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR% +IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir + +set EXEC_DIR=%CD% +set WDIR=%EXEC_DIR% +:findBaseDir +IF EXIST "%WDIR%"\.mvn goto baseDirFound +cd .. +IF "%WDIR%"=="%CD%" goto baseDirNotFound +set WDIR=%CD% +goto findBaseDir + +:baseDirFound +set MAVEN_PROJECTBASEDIR=%WDIR% +cd "%EXEC_DIR%" +goto endDetectBaseDir + +:baseDirNotFound +set MAVEN_PROJECTBASEDIR=%EXEC_DIR% +cd "%EXEC_DIR%" + +:endDetectBaseDir + +IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig + +@setlocal EnableExtensions EnableDelayedExpansion +for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a +@endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS% + +:endReadAdditionalConfig + +SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe" +set WRAPPER_JAR="%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.jar" +set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain + +set DOWNLOAD_URL="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar" + +FOR /F "usebackq tokens=1,2 delims==" %%A IN ("%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.properties") DO ( + IF "%%A"=="wrapperUrl" SET DOWNLOAD_URL=%%B +) + +@REM Extension to allow automatically downloading the maven-wrapper.jar from Maven-central +@REM This allows using the maven wrapper in projects that prohibit checking in binary data. +if exist %WRAPPER_JAR% ( + if "%MVNW_VERBOSE%" == "true" ( + echo Found %WRAPPER_JAR% + ) +) else ( + if not "%MVNW_REPOURL%" == "" ( + SET DOWNLOAD_URL="%MVNW_REPOURL%/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar" + ) + if "%MVNW_VERBOSE%" == "true" ( + echo Couldn't find %WRAPPER_JAR%, downloading it ... + echo Downloading from: %DOWNLOAD_URL% + ) + + powershell -Command "&{"^ + "$webclient = new-object System.Net.WebClient;"^ + "if (-not ([string]::IsNullOrEmpty('%MVNW_USERNAME%') -and [string]::IsNullOrEmpty('%MVNW_PASSWORD%'))) {"^ + "$webclient.Credentials = new-object System.Net.NetworkCredential('%MVNW_USERNAME%', '%MVNW_PASSWORD%');"^ + "}"^ + "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; $webclient.DownloadFile('%DOWNLOAD_URL%', '%WRAPPER_JAR%')"^ + "}" + if "%MVNW_VERBOSE%" == "true" ( + echo Finished downloading %WRAPPER_JAR% + ) +) +@REM End of extension + +@REM Provide a "standardized" way to retrieve the CLI args that will +@REM work with both Windows and non-Windows executions. +set MAVEN_CMD_LINE_ARGS=%* + +%MAVEN_JAVA_EXE% ^ + %JVM_CONFIG_MAVEN_PROPS% ^ + %MAVEN_OPTS% ^ + %MAVEN_DEBUG_OPTS% ^ + -classpath %WRAPPER_JAR% ^ + "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" ^ + %WRAPPER_LAUNCHER% %MAVEN_CONFIG% %* +if ERRORLEVEL 1 goto error +goto end + +:error +set ERROR_CODE=1 + +:end +@endlocal & set ERROR_CODE=%ERROR_CODE% + +if not "%MAVEN_SKIP_RC%"=="" goto skipRcPost +@REM check for post script, once with legacy .bat ending and once with .cmd ending +if exist "%USERPROFILE%\mavenrc_post.bat" call "%USERPROFILE%\mavenrc_post.bat" +if exist "%USERPROFILE%\mavenrc_post.cmd" call "%USERPROFILE%\mavenrc_post.cmd" +:skipRcPost + +@REM pause the script if MAVEN_BATCH_PAUSE is set to 'on' +if "%MAVEN_BATCH_PAUSE%"=="on" pause + +if "%MAVEN_TERMINATE_CMD%"=="on" exit %ERROR_CODE% + +cmd /C exit /B %ERROR_CODE% diff --git a/实验7/pom.xml b/实验7/pom.xml new file mode 100644 index 0000000..4db5808 --- /dev/null +++ b/实验7/pom.xml @@ -0,0 +1,82 @@ + + + 4.0.0 + + org.springframework.boot + spring-boot-starter-parent + 2.6.7 + + + cn.edu.zjvtit + distributed-object-storage + 0.0.1-SNAPSHOT + distributed-object-storage + distributed-object-storage + + 1.8 + + + + org.springframework.boot + spring-boot-starter-amqp + + + org.springframework.boot + spring-boot-starter-data-elasticsearch + + + org.springframework.boot + spring-boot-starter-data-jpa + + + org.springframework.boot + spring-boot-starter-data-mongodb + + + org.springframework.boot + spring-boot-starter-web + + + org.springframework.kafka + spring-kafka + + + + org.springframework.boot + spring-boot-devtools + runtime + true + + + org.springframework.boot + spring-boot-configuration-processor + true + + + org.springframework.boot + spring-boot-starter-test + test + + + org.springframework.amqp + spring-rabbit-test + test + + + org.springframework.kafka + spring-kafka-test + test + + + + + + + org.springframework.boot + spring-boot-maven-plugin + + + + + diff --git a/实验7/uploads/311f6bfbccb4b04a3ab181e0d521ae75 b/实验7/uploads/311f6bfbccb4b04a3ab181e0d521ae75 new file mode 100644 index 0000000..c37e97a Binary files /dev/null and b/实验7/uploads/311f6bfbccb4b04a3ab181e0d521ae75 differ diff --git a/实验7/uploads/demo3.pdf b/实验7/uploads/demo3.pdf new file mode 100644 index 0000000..a59e500 Binary files /dev/null and b/实验7/uploads/demo3.pdf differ diff --git a/实验7/uploads/fb61d7a633bd7cd9108c8ab54ef8949c b/实验7/uploads/fb61d7a633bd7cd9108c8ab54ef8949c new file mode 100644 index 0000000..a59e500 Binary files /dev/null and b/实验7/uploads/fb61d7a633bd7cd9108c8ab54ef8949c differ