diff --git a/task06/.gitignore b/task06/.gitignore new file mode 100644 index 0000000..549e00a --- /dev/null +++ b/task06/.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/task06/.mvn/wrapper/maven-wrapper.jar b/task06/.mvn/wrapper/maven-wrapper.jar new file mode 100644 index 0000000..bf82ff0 Binary files /dev/null and b/task06/.mvn/wrapper/maven-wrapper.jar differ diff --git a/task06/.mvn/wrapper/maven-wrapper.properties b/task06/.mvn/wrapper/maven-wrapper.properties new file mode 100644 index 0000000..ca5ab4b --- /dev/null +++ b/task06/.mvn/wrapper/maven-wrapper.properties @@ -0,0 +1,18 @@ +# 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. +distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.8.7/apache-maven-3.8.7-bin.zip +wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.1/maven-wrapper-3.1.1.jar diff --git a/task06/Readme.md b/task06/Readme.md new file mode 100644 index 0000000..1ba9d20 --- /dev/null +++ b/task06/Readme.md @@ -0,0 +1,20 @@ +# Getting Started + +This task might seem familiar for you ;) The project contains everything to get started with a GraphQL service. +Don't worry if it shows errors. Try to run `maven compile`. It should fix those errors. Restarting IntelliJ +afterwards also helps. + +Right now the project only provides a Hello World example for GraphQL. + +# Task 06 + +Let's develop a simple blog service. It's possible to create, update and delete posts. Not every post is +published. You also need to provide a way to lock posts so that an author can edit them. +Users can comment posts. A post contains the text itself, a state and the author. It is also possible to get the total +count of comments for the post. A comment consist of the text and the user. Authors are also users. Users are managed by +this service. They have a username as well as a first name and last name. + +1. Define your `*.graphqls` file +2. Generate all necessary files (`maven compile`) +3. Implement a simple server using the `GraphQLAPI`-Controller. You may use `BlogController` and the given methods. +4. Test your API using GraphiQL or using the integrated GraphQL-Client in your IDE diff --git a/task06/mvnw b/task06/mvnw new file mode 100755 index 0000000..8a8fb22 --- /dev/null +++ b/task06/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/task06/mvnw.cmd b/task06/mvnw.cmd new file mode 100644 index 0000000..1d8ab01 --- /dev/null +++ b/task06/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/task06/pom.xml b/task06/pom.xml new file mode 100644 index 0000000..60e29e5 --- /dev/null +++ b/task06/pom.xml @@ -0,0 +1,78 @@ + + + 4.0.0 + + org.springframework.boot + spring-boot-starter-parent + 3.0.6 + + + de.hftstuttgart.vs + task06 + 0.0.1-SNAPSHOT + task06 + task06 + + 17 + + + + org.springframework.boot + spring-boot-starter-graphql + + + org.springframework.boot + spring-boot-starter-web + + + + org.springframework.boot + spring-boot-starter-test + test + + + org.springframework.graphql + spring-graphql-test + test + + + + + + + org.springframework.boot + spring-boot-maven-plugin + + + io.github.kobylynskyi + graphql-codegen-maven-plugin + 5.7.2 + + + + generate + + + + + schema\.graphqls + + ${project.build.directory}/generated-sources/graphql + de.hftstuttgart.vs.task06.graphql.model + + java.util.Date + + DO + @jakarta.annotation.Nonnull + jakarta.annotation.Generated + + + + + + + + diff --git a/task06/src/main/java/de/hftstuttgart/vs/task06/Task06Application.java b/task06/src/main/java/de/hftstuttgart/vs/task06/Task06Application.java new file mode 100644 index 0000000..fd64bdc --- /dev/null +++ b/task06/src/main/java/de/hftstuttgart/vs/task06/Task06Application.java @@ -0,0 +1,13 @@ +package de.hftstuttgart.vs.task06; + +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; + +@SpringBootApplication +public class Task06Application { + + public static void main(String[] args) { + SpringApplication.run(Task06Application.class, args); + } + +} diff --git a/task06/src/main/java/de/hftstuttgart/vs/task06/bm/BlogController.java b/task06/src/main/java/de/hftstuttgart/vs/task06/bm/BlogController.java new file mode 100644 index 0000000..0ec04a7 --- /dev/null +++ b/task06/src/main/java/de/hftstuttgart/vs/task06/bm/BlogController.java @@ -0,0 +1,81 @@ +package de.hftstuttgart.vs.task06.bm; + +import de.hftstuttgart.vs.task06.bm.exceptions.PostNotFound; +import de.hftstuttgart.vs.task06.bm.exceptions.UserNotFound; +import de.hftstuttgart.vs.task06.bm.model.Comment; +import de.hftstuttgart.vs.task06.bm.model.Post; +import de.hftstuttgart.vs.task06.bm.model.PostState; +import de.hftstuttgart.vs.task06.bm.model.User; +import org.springframework.stereotype.Service; + +import java.util.HashMap; +import java.util.List; +import java.util.Map; + +@Service +public class BlogController implements UserRepository, PostRepository { + + private final Map users; + private final Map posts; + + public BlogController() { + users = new HashMap<>(); + users.put("mmustermann", new User("mmustermann", "Max", "Mustermann")); + users.put("jdoe", new User("jdoe", "John", "Doe")); + posts = new HashMap<>(); + } + + @Override + public List getPosts() { + return posts.values().stream().toList(); + } + + @Override + public Post editPost(final int postID, final Post post) throws PostNotFound { + if (!posts.containsKey(postID)) { + throw new PostNotFound(); + } + posts.put(postID, post); + return post; + } + + @Override + public Post changePostState(final int postID, final PostState state) throws PostNotFound { + if (!posts.containsKey(postID)) { + throw new PostNotFound(); + } + final var post = posts.get(postID); + post.setState(state); + return post; + } + + @Override + public Comment addComment(final int postID, final String userName, final String commentText) throws PostNotFound { + if (!posts.containsKey(postID)) { + throw new PostNotFound(); + } + final var post = posts.get(postID); + final var comment = new Comment(commentText, userName); + post.addComment(comment); + return comment; + } + + @Override + public List getUsers() { + return users.values().stream().toList(); + } + + @Override + public User getUser(final String userName) throws UserNotFound { + final var user = users.get(userName); + if (user == null) { + throw new UserNotFound(); + } + return user; + } + + public int getCommentCount(final int postID) { + throw new RuntimeException("NOT IMPLEMENTED"); + //TODO 3: implement method counting the comments for a post + } +} diff --git a/task06/src/main/java/de/hftstuttgart/vs/task06/bm/PostRepository.java b/task06/src/main/java/de/hftstuttgart/vs/task06/bm/PostRepository.java new file mode 100644 index 0000000..22e39c5 --- /dev/null +++ b/task06/src/main/java/de/hftstuttgart/vs/task06/bm/PostRepository.java @@ -0,0 +1,20 @@ +package de.hftstuttgart.vs.task06.bm; + +import de.hftstuttgart.vs.task06.bm.exceptions.PostNotFound; +import de.hftstuttgart.vs.task06.bm.model.Comment; +import de.hftstuttgart.vs.task06.bm.model.Post; +import de.hftstuttgart.vs.task06.bm.model.PostState; + +import java.util.List; + +public interface PostRepository { + + List getPosts(); + + Post editPost(int postID, Post post) throws PostNotFound; + + Post changePostState(int postID, PostState state) throws PostNotFound; + + Comment addComment(int postID, String userName, String comment) throws PostNotFound; + +} diff --git a/task06/src/main/java/de/hftstuttgart/vs/task06/bm/UserRepository.java b/task06/src/main/java/de/hftstuttgart/vs/task06/bm/UserRepository.java new file mode 100644 index 0000000..2a41b1c --- /dev/null +++ b/task06/src/main/java/de/hftstuttgart/vs/task06/bm/UserRepository.java @@ -0,0 +1,14 @@ +package de.hftstuttgart.vs.task06.bm; + +import de.hftstuttgart.vs.task06.bm.exceptions.UserNotFound; +import de.hftstuttgart.vs.task06.bm.model.User; + +import java.util.List; + +public interface UserRepository { + + List getUsers(); + + User getUser(String userName) throws UserNotFound; + +} diff --git a/task06/src/main/java/de/hftstuttgart/vs/task06/bm/exceptions/PostNotFound.java b/task06/src/main/java/de/hftstuttgart/vs/task06/bm/exceptions/PostNotFound.java new file mode 100644 index 0000000..4fe01c1 --- /dev/null +++ b/task06/src/main/java/de/hftstuttgart/vs/task06/bm/exceptions/PostNotFound.java @@ -0,0 +1,4 @@ +package de.hftstuttgart.vs.task06.bm.exceptions; + +public class PostNotFound extends Exception { +} diff --git a/task06/src/main/java/de/hftstuttgart/vs/task06/bm/exceptions/UserNotFound.java b/task06/src/main/java/de/hftstuttgart/vs/task06/bm/exceptions/UserNotFound.java new file mode 100644 index 0000000..22823f3 --- /dev/null +++ b/task06/src/main/java/de/hftstuttgart/vs/task06/bm/exceptions/UserNotFound.java @@ -0,0 +1,4 @@ +package de.hftstuttgart.vs.task06.bm.exceptions; + +public class UserNotFound extends Exception { +} diff --git a/task06/src/main/java/de/hftstuttgart/vs/task06/bm/model/Comment.java b/task06/src/main/java/de/hftstuttgart/vs/task06/bm/model/Comment.java new file mode 100644 index 0000000..bcbe5e8 --- /dev/null +++ b/task06/src/main/java/de/hftstuttgart/vs/task06/bm/model/Comment.java @@ -0,0 +1,51 @@ +package de.hftstuttgart.vs.task06.bm.model; + +import java.util.Objects; + +public final class Comment { + private String text; + private String userName; + + public Comment(final String text, final String userName) { + this.text = text; + this.userName = userName; + } + + public String getText() { + return text; + } + + public void setText(final String text) { + this.text = text; + } + + public String getUserName() { + return userName; + } + + public void setUserName(final String userName) { + this.userName = userName; + } + + @Override + public boolean equals(final Object obj) { + if (obj == this) return true; + if (obj == null || obj.getClass() != this.getClass()) return false; + final var that = (Comment) obj; + return Objects.equals(this.text, that.text) && + Objects.equals(this.userName, that.userName); + } + + @Override + public int hashCode() { + return Objects.hash(text, userName); + } + + @Override + public String toString() { + return "Comment[" + + "text=" + text + ", " + + "userName=" + userName + ']'; + } + +} diff --git a/task06/src/main/java/de/hftstuttgart/vs/task06/bm/model/Post.java b/task06/src/main/java/de/hftstuttgart/vs/task06/bm/model/Post.java new file mode 100644 index 0000000..7b1d0ad --- /dev/null +++ b/task06/src/main/java/de/hftstuttgart/vs/task06/bm/model/Post.java @@ -0,0 +1,70 @@ +package de.hftstuttgart.vs.task06.bm.model; + +import java.util.List; +import java.util.Objects; + +//TODO How is the state of a post? +public final class Post { + private final String userName; + private final List comments; + private String text; + private PostState state; + + public Post(final String text, final PostState state, final String userName, final List comments) { + this.text = text; + this.state = state; + this.userName = userName; + this.comments = comments; + } + + + public String getText() { + return text; + } + + public void setText(final String text) { + this.text = text; + } + + public PostState getState() { + return state; + } + + public void setState(final PostState state) { + this.state = state; + } + + public String getUserName() { + return userName; + } + + public List getComments() { + return comments; + } + + public void addComment(final Comment comment) { + comments.add(comment); + } + + @Override + public boolean equals(final Object obj) { + if (obj == this) return true; + if (obj == null || obj.getClass() != this.getClass()) return false; + final var that = (Post) obj; + return Objects.equals(this.text, that.text) && + Objects.equals(this.state, that.state) && Objects.equals(this.userName, that.userName) && + Objects.equals(this.comments, that.comments); + } + + @Override + public int hashCode() { + return Objects.hash(text, state, userName, comments); + } + + @Override + public String toString() { + return "Post[" + "text=" + text + ", " + "state=" + state + ", " + "userName=" + + userName + ", " + "comments=" + comments + ']'; + } + +} diff --git a/task06/src/main/java/de/hftstuttgart/vs/task06/bm/model/PostState.java b/task06/src/main/java/de/hftstuttgart/vs/task06/bm/model/PostState.java new file mode 100644 index 0000000..12004fe --- /dev/null +++ b/task06/src/main/java/de/hftstuttgart/vs/task06/bm/model/PostState.java @@ -0,0 +1,5 @@ +package de.hftstuttgart.vs.task06.bm.model; + +public enum PostState { + PUBLISHED, UNPUBLISHED, LOCKED +} diff --git a/task06/src/main/java/de/hftstuttgart/vs/task06/bm/model/User.java b/task06/src/main/java/de/hftstuttgart/vs/task06/bm/model/User.java new file mode 100644 index 0000000..f1abf0e --- /dev/null +++ b/task06/src/main/java/de/hftstuttgart/vs/task06/bm/model/User.java @@ -0,0 +1,59 @@ +package de.hftstuttgart.vs.task06.bm.model; + +import java.util.Objects; + +public final class User { + private final String userName; + private String firstName; + private String lastName; + + public User(final String userName, final String firstName, final String lastName) { + this.userName = userName; + this.firstName = firstName; + this.lastName = lastName; + } + + public String getUserName() { + return userName; + } + + public String getFirstName() { + return firstName; + } + + public void setFirstName(final String firstName) { + this.firstName = firstName; + } + + public String getLastName() { + return lastName; + } + + public void setLastName(final String lastName) { + this.lastName = lastName; + } + + @Override + public boolean equals(final Object obj) { + if (obj == this) return true; + if (obj == null || obj.getClass() != this.getClass()) return false; + final var that = (User) obj; + return Objects.equals(this.userName, that.userName) && + Objects.equals(this.firstName, that.firstName) && + Objects.equals(this.lastName, that.lastName); + } + + @Override + public int hashCode() { + return Objects.hash(userName, firstName, lastName); + } + + @Override + public String toString() { + return "User[" + + "userName=" + userName + ", " + + "firstName=" + firstName + ", " + + "lastName=" + lastName + ']'; + } + +} diff --git a/task06/src/main/java/de/hftstuttgart/vs/task06/graphql/GraphQLAPI.java b/task06/src/main/java/de/hftstuttgart/vs/task06/graphql/GraphQLAPI.java new file mode 100644 index 0000000..0297bc6 --- /dev/null +++ b/task06/src/main/java/de/hftstuttgart/vs/task06/graphql/GraphQLAPI.java @@ -0,0 +1,35 @@ +package de.hftstuttgart.vs.task06.graphql; + +import de.hftstuttgart.vs.task06.bm.BlogController; +import de.hftstuttgart.vs.task06.graphql.model.HelloWorldDO; +import de.hftstuttgart.vs.task06.graphql.model.QueryResolver; +import jakarta.annotation.Nonnull; +import org.springframework.graphql.data.method.annotation.QueryMapping; +import org.springframework.graphql.data.method.annotation.SchemaMapping; +import org.springframework.stereotype.Controller; + +@Controller +public class GraphQLAPI implements QueryResolver { + + private final BlogController blogController; + + public GraphQLAPI(final BlogController blogController) { + this.blogController = blogController; + } + + @Nonnull + @Override + @QueryMapping + public HelloWorldDO helloWorld() { + return new HelloWorldDO(); + } + + @SchemaMapping + public String message(final HelloWorldDO helloWorld) { + return "Hello World!"; + } + + //TODO 2: Add mappings for queries and mutations defined in your schema + + //TODO 4: Add field mapping for count of comments for a post +} diff --git a/task06/src/main/resources/application.properties b/task06/src/main/resources/application.properties new file mode 100644 index 0000000..1bd50b3 --- /dev/null +++ b/task06/src/main/resources/application.properties @@ -0,0 +1 @@ +spring.graphql.graphiql.enabled=true diff --git a/task06/src/main/resources/graphql/schema.graphqls b/task06/src/main/resources/graphql/schema.graphqls new file mode 100644 index 0000000..4200aca --- /dev/null +++ b/task06/src/main/resources/graphql/schema.graphqls @@ -0,0 +1,9 @@ +type Query { + helloWorld: HelloWorld! +} + +type HelloWorld { + message: String +} + +# TODO 1: Add type definitions for the blog service \ No newline at end of file diff --git a/task06/src/test/java/de/hftstuttgart/vs/task06/Task06ApplicationTests.java b/task06/src/test/java/de/hftstuttgart/vs/task06/Task06ApplicationTests.java new file mode 100644 index 0000000..3d0a930 --- /dev/null +++ b/task06/src/test/java/de/hftstuttgart/vs/task06/Task06ApplicationTests.java @@ -0,0 +1,13 @@ +package de.hftstuttgart.vs.task06; + +import org.junit.jupiter.api.Test; +import org.springframework.boot.test.context.SpringBootTest; + +@SpringBootTest +class Task06ApplicationTests { + + @Test + void contextLoads() { + } + +}