diff --git a/.idea/.gitignore b/.idea/.gitignore new file mode 100644 index 0000000..0e40fe8 --- /dev/null +++ b/.idea/.gitignore @@ -0,0 +1,3 @@ + +# Default ignored files +/workspace.xml \ No newline at end of file diff --git a/Spring-Boot-Batch/springbootbatch/.gitignore b/Spring-Boot-Batch/springbootbatch/.gitignore new file mode 100644 index 0000000..a2a3040 --- /dev/null +++ b/Spring-Boot-Batch/springbootbatch/.gitignore @@ -0,0 +1,31 @@ +HELP.md +target/ +!.mvn/wrapper/maven-wrapper.jar +!**/src/main/** +!**/src/test/** + +### 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/ + +### VS Code ### +.vscode/ diff --git a/Spring-Boot-Batch/springbootbatch/mvnw b/Spring-Boot-Batch/springbootbatch/mvnw new file mode 100644 index 0000000..a16b543 --- /dev/null +++ b/Spring-Boot-Batch/springbootbatch/mvnw @@ -0,0 +1,310 @@ +#!/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 "$MAVEN_SKIP_RC" ] ; then + + if [ -f /etc/mavenrc ] ; then + . /etc/mavenrc + fi + + if [ -f "$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="`which 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/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar" + else + jarUrl="https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.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 "$wrapperJarPath" + else + wget --http-user=$MVNW_USERNAME --http-password=$MVNW_PASSWORD "$jarUrl" -O "$wrapperJarPath" + fi + elif command -v curl > /dev/null; then + if [ "$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" \ + $MAVEN_OPTS \ + -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \ + "-Dmaven.home=${M2_HOME}" "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \ + ${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@" diff --git a/Spring-Boot-Batch/springbootbatch/mvnw.cmd b/Spring-Boot-Batch/springbootbatch/mvnw.cmd new file mode 100644 index 0000000..c8d4337 --- /dev/null +++ b/Spring-Boot-Batch/springbootbatch/mvnw.cmd @@ -0,0 +1,182 @@ +@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 "%HOME%\mavenrc_pre.bat" call "%HOME%\mavenrc_pre.bat" +if exist "%HOME%\mavenrc_pre.cmd" call "%HOME%\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/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar" + +FOR /F "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%/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.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 "%HOME%\mavenrc_post.bat" call "%HOME%\mavenrc_post.bat" +if exist "%HOME%\mavenrc_post.cmd" call "%HOME%\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% + +exit /B %ERROR_CODE% diff --git a/Spring-Boot-Batch/springbootbatch/pom.xml b/Spring-Boot-Batch/springbootbatch/pom.xml new file mode 100644 index 0000000..994ca8b --- /dev/null +++ b/Spring-Boot-Batch/springbootbatch/pom.xml @@ -0,0 +1,83 @@ + + + 4.0.0 + + org.springframework.boot + spring-boot-starter-parent + 2.3.0.RELEASE + + + com.javadevjournal + springbootbatch + 0.0.1-SNAPSHOT + springbootbatchbasic + Spring Boot Spring Batch Code + + + 1.8 + UTF-8 + UTF-8 + + + + + org.springframework.boot + spring-boot-starter-batch + + + + org.springframework.boot + spring-boot-starter-data-rest + + + + org.springframework.boot + spring-boot-devtools + runtime + true + + + com.h2database + h2 + runtime + + + org.projectlombok + lombok + true + + + log4j + log4j + 1.2.14 + runtime + + + org.springframework.boot + spring-boot-starter-test + test + + + org.junit.vintage + junit-vintage-engine + + + + + org.springframework.batch + spring-batch-test + test + + + + + + + org.springframework.boot + spring-boot-maven-plugin + + + + + diff --git a/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/SpringBootBatchBasicApplication.java b/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/SpringBootBatchBasicApplication.java new file mode 100644 index 0000000..9fd2cc7 --- /dev/null +++ b/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/SpringBootBatchBasicApplication.java @@ -0,0 +1,15 @@ +package com.javadevjournal.springbootbatch; + +import org.springframework.batch.core.configuration.annotation.EnableBatchProcessing; +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; + +@SpringBootApplication +@EnableBatchProcessing +public class SpringBootBatchBasicApplication { + + public static void main(String[] args) { + SpringApplication.run(SpringBootBatchBasicApplication.class, args); + } + +} diff --git a/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/config/SpringBatchConfig.java b/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/config/SpringBatchConfig.java new file mode 100644 index 0000000..f84080f --- /dev/null +++ b/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/config/SpringBatchConfig.java @@ -0,0 +1,46 @@ +package com.javadevjournal.springbootbatch.config; + +import org.springframework.batch.core.Job; +import org.springframework.batch.core.JobExecutionListener; +import org.springframework.batch.core.Step; +import org.springframework.batch.core.configuration.annotation.JobBuilderFactory; +import org.springframework.batch.core.configuration.annotation.StepBuilderFactory; +import org.springframework.batch.core.launch.support.RunIdIncrementer; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.context.annotation.Bean; +import org.springframework.context.annotation.Configuration; + +import com.javadevjournal.springbootbatch.listener.SpringBatchJobCompletionListener; +import com.javadevjournal.springbootbatch.step.SBProcessor; +import com.javadevjournal.springbootbatch.step.SBReader; +import com.javadevjournal.springbootbatch.step.SBWriter; + +@Configuration +public class SpringBatchConfig { + + @Autowired + public JobBuilderFactory jobBuilderFactory; + + @Autowired + public StepBuilderFactory stepBuilderFactory; + + @Bean + public Job processJob() { + return jobBuilderFactory.get("javadevjournaljob") + .incrementer(new RunIdIncrementer()).listener(listener()) + .flow(orderStep1()).end().build(); + } + + @Bean + public Step orderStep1() { + return stepBuilderFactory.get("step1"). chunk(1) + .reader(new SBReader()).processor(new SBProcessor()) + .writer(new SBWriter()).build(); + } + + @Bean + public JobExecutionListener listener() { + return new SpringBatchJobCompletionListener(); + } + +} diff --git a/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/controller/SpringBatchJobController.java b/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/controller/SpringBatchJobController.java new file mode 100644 index 0000000..94fc124 --- /dev/null +++ b/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/controller/SpringBatchJobController.java @@ -0,0 +1,28 @@ +package com.javadevjournal.springbootbatch.controller; + +import org.springframework.batch.core.Job; +import org.springframework.batch.core.JobParameters; +import org.springframework.batch.core.JobParametersBuilder; +import org.springframework.batch.core.launch.JobLauncher; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.web.bind.annotation.GetMapping; +import org.springframework.web.bind.annotation.RequestMapping; +import org.springframework.web.bind.annotation.RestController; + +@RestController +public class SpringBatchJobController { + + @Autowired + JobLauncher jobLauncher; + + @Autowired + Job javadevjournaljob; + + @GetMapping("/invokejob") + public String invokeBatchJob() throws Exception { + JobParameters jobParameters = new JobParametersBuilder().addLong("time", System.currentTimeMillis()) + .toJobParameters(); + jobLauncher.run(javadevjournaljob, jobParameters); + return "Batch job has been invoked"; + } +} \ No newline at end of file diff --git a/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/listener/SpringBatchJobCompletionListener.java b/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/listener/SpringBatchJobCompletionListener.java new file mode 100644 index 0000000..7756961 --- /dev/null +++ b/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/listener/SpringBatchJobCompletionListener.java @@ -0,0 +1,20 @@ +package com.javadevjournal.springbootbatch.listener; + +import com.javadevjournal.springbootbatch.step.SBWriter; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import org.springframework.batch.core.BatchStatus; +import org.springframework.batch.core.JobExecution; +import org.springframework.batch.core.listener.JobExecutionListenerSupport; + +public class SpringBatchJobCompletionListener extends JobExecutionListenerSupport { + Logger logger = LoggerFactory.getLogger(SpringBatchJobCompletionListener.class); + + @Override + public void afterJob(JobExecution jobExecution) { + if (jobExecution.getStatus() == BatchStatus.COMPLETED) { + logger.info("BATCH JOB COMPLETED SUCCESSFULLY"); + } + } + +} diff --git a/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/step/SBProcessor.java b/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/step/SBProcessor.java new file mode 100644 index 0000000..e5be177 --- /dev/null +++ b/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/step/SBProcessor.java @@ -0,0 +1,12 @@ +package com.javadevjournal.springbootbatch.step; + +import org.springframework.batch.item.ItemProcessor; + +public class SBProcessor implements ItemProcessor { + + @Override + public String process(String data) throws Exception { + return data.toUpperCase(); + } + +} diff --git a/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/step/SBReader.java b/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/step/SBReader.java new file mode 100644 index 0000000..6da043c --- /dev/null +++ b/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/step/SBReader.java @@ -0,0 +1,28 @@ +package com.javadevjournal.springbootbatch.step; + +import org.springframework.batch.item.ItemReader; +import org.springframework.batch.item.NonTransientResourceException; +import org.springframework.batch.item.ParseException; +import org.springframework.batch.item.UnexpectedInputException; + +public class SBReader implements ItemReader { + + private String[] messages = { "javadevjournal.com", + "Welcome to Spring Batch Example", + "We use H2 Database for this example" }; + + private int count = 0; + + @Override + public String read() throws Exception, UnexpectedInputException, + ParseException, NonTransientResourceException { + + if (count < messages.length) { + return messages[count++]; + } else { + count = 0; + } + return null; + } + +} \ No newline at end of file diff --git a/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/step/SBWriter.java b/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/step/SBWriter.java new file mode 100644 index 0000000..4c18bd9 --- /dev/null +++ b/Spring-Boot-Batch/springbootbatch/src/main/java/com/javadevjournal/springbootbatch/step/SBWriter.java @@ -0,0 +1,18 @@ +package com.javadevjournal.springbootbatch.step; + +import java.util.List; + +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import org.springframework.batch.item.ItemWriter; + +public class SBWriter implements ItemWriter { + Logger logger = LoggerFactory.getLogger(SBWriter.class); + @Override + public void write(List messages) throws Exception { + for (String msg : messages) { + logger.info("Writing the data \n" + msg); + } + } + +} \ No newline at end of file diff --git a/Spring-Boot-Batch/springbootbatch/src/main/resources/application.properties b/Spring-Boot-Batch/springbootbatch/src/main/resources/application.properties new file mode 100644 index 0000000..c299011 --- /dev/null +++ b/Spring-Boot-Batch/springbootbatch/src/main/resources/application.properties @@ -0,0 +1,13 @@ +server.port=8080 +#h2 in-memory database +spring.datasource.url=jdbc:h2:mem:testdb +spring.datasource.driverClassName=org.h2.Driver +spring.datasource.username=test +spring.datasource.password=test + +#logging +log4j.rootCategory=INFO, stdout +log4j.appender.stdout=org.apache.log4j.ConsoleAppender +log4j.appender.stdout.layout=org.apache.log4j.PatternLayout +log4j.appender.stdout.layout.ConversionPattern=%d{ABSOLUTE} %5p %t %c{2}:%L - %m%n +log4j.category.org.springframework.beans.factory=DEBUG \ No newline at end of file diff --git a/Spring-Boot-Batch/springbootbatch/src/test/java/com/javadevjournal/springbootbatch/SpringBootBatchBasicApplicationTests.java b/Spring-Boot-Batch/springbootbatch/src/test/java/com/javadevjournal/springbootbatch/SpringBootBatchBasicApplicationTests.java new file mode 100644 index 0000000..ee3217d --- /dev/null +++ b/Spring-Boot-Batch/springbootbatch/src/test/java/com/javadevjournal/springbootbatch/SpringBootBatchBasicApplicationTests.java @@ -0,0 +1,13 @@ +package com.javadevjournal.springbootbatch; + +import org.junit.jupiter.api.Test; +import org.springframework.boot.test.context.SpringBootTest; + +@SpringBootTest +class SpringBootBatchBasicApplicationTests { + + @Test + void contextLoads() { + } + +}