├── .gitignore ├── .mvn └── wrapper │ ├── maven-wrapper.jar │ └── maven-wrapper.properties ├── mvnw ├── mvnw.cmd ├── pom.xml └── src ├── main ├── java │ └── com │ │ └── progressivecoder │ │ └── es │ │ └── eventsourcingcqrsaxonspringboot │ │ ├── EventSourcingAxonSpringBootApplication.java │ │ ├── aggregates │ │ ├── AccountAggregate.java │ │ └── Status.java │ │ ├── commands │ │ ├── BaseCommand.java │ │ ├── CreateAccountCommand.java │ │ ├── CreditMoneyCommand.java │ │ └── DebitMoneyCommand.java │ │ ├── config │ │ ├── AxonConfig.java │ │ └── SwaggerConfig.java │ │ ├── controllers │ │ ├── AccountCommandController.java │ │ └── AccountQueryController.java │ │ ├── dto │ │ └── commands │ │ │ ├── AccountCreateDTO.java │ │ │ ├── MoneyCreditDTO.java │ │ │ └── MoneyDebitDTO.java │ │ ├── entities │ │ ├── AccountQueryEntity.java │ │ ├── handlers │ │ │ └── AccountQueryEntityManager.java │ │ └── repositories │ │ │ └── AccountRepository.java │ │ ├── events │ │ ├── AccountActivatedEvent.java │ │ ├── AccountCreatedEvent.java │ │ ├── AccountHeldEvent.java │ │ ├── BaseEvent.java │ │ ├── MoneyCreditedEvent.java │ │ └── MoneyDebitedEvent.java │ │ └── services │ │ ├── commands │ │ ├── AccountCommandService.java │ │ └── AccountCommandServiceImpl.java │ │ └── queries │ │ ├── AccountQueryService.java │ │ └── AccountQueryServiceImpl.java └── resources │ └── application.properties └── test └── java └── com └── progressivecoder └── es └── eventsourcingcqrsaxonspringboot └── EventSourcingAxonSpringBootApplicationTests.java /.gitignore: -------------------------------------------------------------------------------- 1 | /target/ 2 | !.mvn/wrapper/maven-wrapper.jar 3 | 4 | ### STS ### 5 | .apt_generated 6 | .classpath 7 | .factorypath 8 | .project 9 | .settings 10 | .springBeans 11 | .sts4-cache 12 | 13 | ### IntelliJ IDEA ### 14 | .idea 15 | *.iws 16 | *.iml 17 | *.ipr 18 | 19 | ### NetBeans ### 20 | /nbproject/private/ 21 | /build/ 22 | /nbbuild/ 23 | /dist/ 24 | /nbdist/ 25 | /.nb-gradle/ -------------------------------------------------------------------------------- /.mvn/wrapper/maven-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/dashsaurabh/event-sourcing-cqrs-axon-spring-boot/b3bd053707b38eb2bcaa542d02a6f86ee98ae55c/.mvn/wrapper/maven-wrapper.jar -------------------------------------------------------------------------------- /.mvn/wrapper/maven-wrapper.properties: -------------------------------------------------------------------------------- 1 | distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.5.4/apache-maven-3.5.4-bin.zip 2 | -------------------------------------------------------------------------------- /mvnw: -------------------------------------------------------------------------------- 1 | #!/bin/sh 2 | # ---------------------------------------------------------------------------- 3 | # Licensed to the Apache Software Foundation (ASF) under one 4 | # or more contributor license agreements. See the NOTICE file 5 | # distributed with this work for additional information 6 | # regarding copyright ownership. The ASF licenses this file 7 | # to you under the Apache License, Version 2.0 (the 8 | # "License"); you may not use this file except in compliance 9 | # with the License. You may obtain a copy of the License at 10 | # 11 | # http://www.apache.org/licenses/LICENSE-2.0 12 | # 13 | # Unless required by applicable law or agreed to in writing, 14 | # software distributed under the License is distributed on an 15 | # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 | # KIND, either express or implied. See the License for the 17 | # specific language governing permissions and limitations 18 | # under the License. 19 | # ---------------------------------------------------------------------------- 20 | 21 | # ---------------------------------------------------------------------------- 22 | # Maven2 Start Up Batch script 23 | # 24 | # Required ENV vars: 25 | # ------------------ 26 | # JAVA_HOME - location of a JDK home dir 27 | # 28 | # Optional ENV vars 29 | # ----------------- 30 | # M2_HOME - location of maven2's installed home dir 31 | # MAVEN_OPTS - parameters passed to the Java VM when running Maven 32 | # e.g. to debug Maven itself, use 33 | # set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000 34 | # MAVEN_SKIP_RC - flag to disable loading of mavenrc files 35 | # ---------------------------------------------------------------------------- 36 | 37 | if [ -z "$MAVEN_SKIP_RC" ] ; then 38 | 39 | if [ -f /etc/mavenrc ] ; then 40 | . /etc/mavenrc 41 | fi 42 | 43 | if [ -f "$HOME/.mavenrc" ] ; then 44 | . "$HOME/.mavenrc" 45 | fi 46 | 47 | fi 48 | 49 | # OS specific support. $var _must_ be set to either true or false. 50 | cygwin=false; 51 | darwin=false; 52 | mingw=false 53 | case "`uname`" in 54 | CYGWIN*) cygwin=true ;; 55 | MINGW*) mingw=true;; 56 | Darwin*) darwin=true 57 | # Use /usr/libexec/java_home if available, otherwise fall back to /Library/Java/Home 58 | # See https://developer.apple.com/library/mac/qa/qa1170/_index.html 59 | if [ -z "$JAVA_HOME" ]; then 60 | if [ -x "/usr/libexec/java_home" ]; then 61 | export JAVA_HOME="`/usr/libexec/java_home`" 62 | else 63 | export JAVA_HOME="/Library/Java/Home" 64 | fi 65 | fi 66 | ;; 67 | esac 68 | 69 | if [ -z "$JAVA_HOME" ] ; then 70 | if [ -r /etc/gentoo-release ] ; then 71 | JAVA_HOME=`java-config --jre-home` 72 | fi 73 | fi 74 | 75 | if [ -z "$M2_HOME" ] ; then 76 | ## resolve links - $0 may be a link to maven's home 77 | PRG="$0" 78 | 79 | # need this for relative symlinks 80 | while [ -h "$PRG" ] ; do 81 | ls=`ls -ld "$PRG"` 82 | link=`expr "$ls" : '.*-> \(.*\)$'` 83 | if expr "$link" : '/.*' > /dev/null; then 84 | PRG="$link" 85 | else 86 | PRG="`dirname "$PRG"`/$link" 87 | fi 88 | done 89 | 90 | saveddir=`pwd` 91 | 92 | M2_HOME=`dirname "$PRG"`/.. 93 | 94 | # make it fully qualified 95 | M2_HOME=`cd "$M2_HOME" && pwd` 96 | 97 | cd "$saveddir" 98 | # echo Using m2 at $M2_HOME 99 | fi 100 | 101 | # For Cygwin, ensure paths are in UNIX format before anything is touched 102 | if $cygwin ; then 103 | [ -n "$M2_HOME" ] && 104 | M2_HOME=`cygpath --unix "$M2_HOME"` 105 | [ -n "$JAVA_HOME" ] && 106 | JAVA_HOME=`cygpath --unix "$JAVA_HOME"` 107 | [ -n "$CLASSPATH" ] && 108 | CLASSPATH=`cygpath --path --unix "$CLASSPATH"` 109 | fi 110 | 111 | # For Mingw, ensure paths are in UNIX format before anything is touched 112 | if $mingw ; then 113 | [ -n "$M2_HOME" ] && 114 | M2_HOME="`(cd "$M2_HOME"; pwd)`" 115 | [ -n "$JAVA_HOME" ] && 116 | JAVA_HOME="`(cd "$JAVA_HOME"; pwd)`" 117 | # TODO classpath? 118 | fi 119 | 120 | if [ -z "$JAVA_HOME" ]; then 121 | javaExecutable="`which javac`" 122 | if [ -n "$javaExecutable" ] && ! [ "`expr \"$javaExecutable\" : '\([^ ]*\)'`" = "no" ]; then 123 | # readlink(1) is not available as standard on Solaris 10. 124 | readLink=`which readlink` 125 | if [ ! `expr "$readLink" : '\([^ ]*\)'` = "no" ]; then 126 | if $darwin ; then 127 | javaHome="`dirname \"$javaExecutable\"`" 128 | javaExecutable="`cd \"$javaHome\" && pwd -P`/javac" 129 | else 130 | javaExecutable="`readlink -f \"$javaExecutable\"`" 131 | fi 132 | javaHome="`dirname \"$javaExecutable\"`" 133 | javaHome=`expr "$javaHome" : '\(.*\)/bin'` 134 | JAVA_HOME="$javaHome" 135 | export JAVA_HOME 136 | fi 137 | fi 138 | fi 139 | 140 | if [ -z "$JAVACMD" ] ; then 141 | if [ -n "$JAVA_HOME" ] ; then 142 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 143 | # IBM's JDK on AIX uses strange locations for the executables 144 | JAVACMD="$JAVA_HOME/jre/sh/java" 145 | else 146 | JAVACMD="$JAVA_HOME/bin/java" 147 | fi 148 | else 149 | JAVACMD="`which java`" 150 | fi 151 | fi 152 | 153 | if [ ! -x "$JAVACMD" ] ; then 154 | echo "Error: JAVA_HOME is not defined correctly." >&2 155 | echo " We cannot execute $JAVACMD" >&2 156 | exit 1 157 | fi 158 | 159 | if [ -z "$JAVA_HOME" ] ; then 160 | echo "Warning: JAVA_HOME environment variable is not set." 161 | fi 162 | 163 | CLASSWORLDS_LAUNCHER=org.codehaus.plexus.classworlds.launcher.Launcher 164 | 165 | # traverses directory structure from process work directory to filesystem root 166 | # first directory with .mvn subdirectory is considered project base directory 167 | find_maven_basedir() { 168 | 169 | if [ -z "$1" ] 170 | then 171 | echo "Path not specified to find_maven_basedir" 172 | return 1 173 | fi 174 | 175 | basedir="$1" 176 | wdir="$1" 177 | while [ "$wdir" != '/' ] ; do 178 | if [ -d "$wdir"/.mvn ] ; then 179 | basedir=$wdir 180 | break 181 | fi 182 | # workaround for JBEAP-8937 (on Solaris 10/Sparc) 183 | if [ -d "${wdir}" ]; then 184 | wdir=`cd "$wdir/.."; pwd` 185 | fi 186 | # end of workaround 187 | done 188 | echo "${basedir}" 189 | } 190 | 191 | # concatenates all lines of a file 192 | concat_lines() { 193 | if [ -f "$1" ]; then 194 | echo "$(tr -s '\n' ' ' < "$1")" 195 | fi 196 | } 197 | 198 | BASE_DIR=`find_maven_basedir "$(pwd)"` 199 | if [ -z "$BASE_DIR" ]; then 200 | exit 1; 201 | fi 202 | 203 | ########################################################################################## 204 | # Extension to allow automatically downloading the maven-wrapper.jar from Maven-central 205 | # This allows using the maven wrapper in projects that prohibit checking in binary data. 206 | ########################################################################################## 207 | if [ -r "$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" ]; then 208 | if [ "$MVNW_VERBOSE" = true ]; then 209 | echo "Found .mvn/wrapper/maven-wrapper.jar" 210 | fi 211 | else 212 | if [ "$MVNW_VERBOSE" = true ]; then 213 | echo "Couldn't find .mvn/wrapper/maven-wrapper.jar, downloading it ..." 214 | fi 215 | jarUrl="https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.4.2/maven-wrapper-0.4.2.jar" 216 | while IFS="=" read key value; do 217 | case "$key" in (wrapperUrl) jarUrl="$value"; break ;; 218 | esac 219 | done < "$BASE_DIR/.mvn/wrapper/maven-wrapper.properties" 220 | if [ "$MVNW_VERBOSE" = true ]; then 221 | echo "Downloading from: $jarUrl" 222 | fi 223 | wrapperJarPath="$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" 224 | 225 | if command -v wget > /dev/null; then 226 | if [ "$MVNW_VERBOSE" = true ]; then 227 | echo "Found wget ... using wget" 228 | fi 229 | wget "$jarUrl" -O "$wrapperJarPath" 230 | elif command -v curl > /dev/null; then 231 | if [ "$MVNW_VERBOSE" = true ]; then 232 | echo "Found curl ... using curl" 233 | fi 234 | curl -o "$wrapperJarPath" "$jarUrl" 235 | else 236 | if [ "$MVNW_VERBOSE" = true ]; then 237 | echo "Falling back to using Java to download" 238 | fi 239 | javaClass="$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.java" 240 | if [ -e "$javaClass" ]; then 241 | if [ ! -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then 242 | if [ "$MVNW_VERBOSE" = true ]; then 243 | echo " - Compiling MavenWrapperDownloader.java ..." 244 | fi 245 | # Compiling the Java class 246 | ("$JAVA_HOME/bin/javac" "$javaClass") 247 | fi 248 | if [ -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then 249 | # Running the downloader 250 | if [ "$MVNW_VERBOSE" = true ]; then 251 | echo " - Running MavenWrapperDownloader.java ..." 252 | fi 253 | ("$JAVA_HOME/bin/java" -cp .mvn/wrapper MavenWrapperDownloader "$MAVEN_PROJECTBASEDIR") 254 | fi 255 | fi 256 | fi 257 | fi 258 | ########################################################################################## 259 | # End of extension 260 | ########################################################################################## 261 | 262 | export MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"} 263 | if [ "$MVNW_VERBOSE" = true ]; then 264 | echo $MAVEN_PROJECTBASEDIR 265 | fi 266 | MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS" 267 | 268 | # For Cygwin, switch paths to Windows format before running java 269 | if $cygwin; then 270 | [ -n "$M2_HOME" ] && 271 | M2_HOME=`cygpath --path --windows "$M2_HOME"` 272 | [ -n "$JAVA_HOME" ] && 273 | JAVA_HOME=`cygpath --path --windows "$JAVA_HOME"` 274 | [ -n "$CLASSPATH" ] && 275 | CLASSPATH=`cygpath --path --windows "$CLASSPATH"` 276 | [ -n "$MAVEN_PROJECTBASEDIR" ] && 277 | MAVEN_PROJECTBASEDIR=`cygpath --path --windows "$MAVEN_PROJECTBASEDIR"` 278 | fi 279 | 280 | WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain 281 | 282 | exec "$JAVACMD" \ 283 | $MAVEN_OPTS \ 284 | -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \ 285 | "-Dmaven.home=${M2_HOME}" "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \ 286 | ${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@" 287 | -------------------------------------------------------------------------------- /mvnw.cmd: -------------------------------------------------------------------------------- 1 | @REM ---------------------------------------------------------------------------- 2 | @REM Licensed to the Apache Software Foundation (ASF) under one 3 | @REM or more contributor license agreements. See the NOTICE file 4 | @REM distributed with this work for additional information 5 | @REM regarding copyright ownership. The ASF licenses this file 6 | @REM to you under the Apache License, Version 2.0 (the 7 | @REM "License"); you may not use this file except in compliance 8 | @REM with the License. You may obtain a copy of the License at 9 | @REM 10 | @REM http://www.apache.org/licenses/LICENSE-2.0 11 | @REM 12 | @REM Unless required by applicable law or agreed to in writing, 13 | @REM software distributed under the License is distributed on an 14 | @REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 15 | @REM KIND, either express or implied. See the License for the 16 | @REM specific language governing permissions and limitations 17 | @REM under the License. 18 | @REM ---------------------------------------------------------------------------- 19 | 20 | @REM ---------------------------------------------------------------------------- 21 | @REM Maven2 Start Up Batch script 22 | @REM 23 | @REM Required ENV vars: 24 | @REM JAVA_HOME - location of a JDK home dir 25 | @REM 26 | @REM Optional ENV vars 27 | @REM M2_HOME - location of maven2's installed home dir 28 | @REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands 29 | @REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a key stroke before ending 30 | @REM MAVEN_OPTS - parameters passed to the Java VM when running Maven 31 | @REM e.g. to debug Maven itself, use 32 | @REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000 33 | @REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files 34 | @REM ---------------------------------------------------------------------------- 35 | 36 | @REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on' 37 | @echo off 38 | @REM set title of command window 39 | title %0 40 | @REM enable echoing my setting MAVEN_BATCH_ECHO to 'on' 41 | @if "%MAVEN_BATCH_ECHO%" == "on" echo %MAVEN_BATCH_ECHO% 42 | 43 | @REM set %HOME% to equivalent of $HOME 44 | if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%") 45 | 46 | @REM Execute a user defined script before this one 47 | if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre 48 | @REM check for pre script, once with legacy .bat ending and once with .cmd ending 49 | if exist "%HOME%\mavenrc_pre.bat" call "%HOME%\mavenrc_pre.bat" 50 | if exist "%HOME%\mavenrc_pre.cmd" call "%HOME%\mavenrc_pre.cmd" 51 | :skipRcPre 52 | 53 | @setlocal 54 | 55 | set ERROR_CODE=0 56 | 57 | @REM To isolate internal variables from possible post scripts, we use another setlocal 58 | @setlocal 59 | 60 | @REM ==== START VALIDATION ==== 61 | if not "%JAVA_HOME%" == "" goto OkJHome 62 | 63 | echo. 64 | echo Error: JAVA_HOME not found in your environment. >&2 65 | echo Please set the JAVA_HOME variable in your environment to match the >&2 66 | echo location of your Java installation. >&2 67 | echo. 68 | goto error 69 | 70 | :OkJHome 71 | if exist "%JAVA_HOME%\bin\java.exe" goto init 72 | 73 | echo. 74 | echo Error: JAVA_HOME is set to an invalid directory. >&2 75 | echo JAVA_HOME = "%JAVA_HOME%" >&2 76 | echo Please set the JAVA_HOME variable in your environment to match the >&2 77 | echo location of your Java installation. >&2 78 | echo. 79 | goto error 80 | 81 | @REM ==== END VALIDATION ==== 82 | 83 | :init 84 | 85 | @REM Find the project base dir, i.e. the directory that contains the folder ".mvn". 86 | @REM Fallback to current working directory if not found. 87 | 88 | set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR% 89 | IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir 90 | 91 | set EXEC_DIR=%CD% 92 | set WDIR=%EXEC_DIR% 93 | :findBaseDir 94 | IF EXIST "%WDIR%"\.mvn goto baseDirFound 95 | cd .. 96 | IF "%WDIR%"=="%CD%" goto baseDirNotFound 97 | set WDIR=%CD% 98 | goto findBaseDir 99 | 100 | :baseDirFound 101 | set MAVEN_PROJECTBASEDIR=%WDIR% 102 | cd "%EXEC_DIR%" 103 | goto endDetectBaseDir 104 | 105 | :baseDirNotFound 106 | set MAVEN_PROJECTBASEDIR=%EXEC_DIR% 107 | cd "%EXEC_DIR%" 108 | 109 | :endDetectBaseDir 110 | 111 | IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig 112 | 113 | @setlocal EnableExtensions EnableDelayedExpansion 114 | for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a 115 | @endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS% 116 | 117 | :endReadAdditionalConfig 118 | 119 | SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe" 120 | set WRAPPER_JAR="%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.jar" 121 | set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain 122 | 123 | set DOWNLOAD_URL="https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.4.2/maven-wrapper-0.4.2.jar" 124 | FOR /F "tokens=1,2 delims==" %%A IN (%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.properties) DO ( 125 | IF "%%A"=="wrapperUrl" SET DOWNLOAD_URL=%%B 126 | ) 127 | 128 | @REM Extension to allow automatically downloading the maven-wrapper.jar from Maven-central 129 | @REM This allows using the maven wrapper in projects that prohibit checking in binary data. 130 | if exist %WRAPPER_JAR% ( 131 | echo Found %WRAPPER_JAR% 132 | ) else ( 133 | echo Couldn't find %WRAPPER_JAR%, downloading it ... 134 | echo Downloading from: %DOWNLOAD_URL% 135 | powershell -Command "(New-Object Net.WebClient).DownloadFile('%DOWNLOAD_URL%', '%WRAPPER_JAR%')" 136 | echo Finished downloading %WRAPPER_JAR% 137 | ) 138 | @REM End of extension 139 | 140 | %MAVEN_JAVA_EXE% %JVM_CONFIG_MAVEN_PROPS% %MAVEN_OPTS% %MAVEN_DEBUG_OPTS% -classpath %WRAPPER_JAR% "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" %WRAPPER_LAUNCHER% %MAVEN_CONFIG% %* 141 | if ERRORLEVEL 1 goto error 142 | goto end 143 | 144 | :error 145 | set ERROR_CODE=1 146 | 147 | :end 148 | @endlocal & set ERROR_CODE=%ERROR_CODE% 149 | 150 | if not "%MAVEN_SKIP_RC%" == "" goto skipRcPost 151 | @REM check for post script, once with legacy .bat ending and once with .cmd ending 152 | if exist "%HOME%\mavenrc_post.bat" call "%HOME%\mavenrc_post.bat" 153 | if exist "%HOME%\mavenrc_post.cmd" call "%HOME%\mavenrc_post.cmd" 154 | :skipRcPost 155 | 156 | @REM pause the script if MAVEN_BATCH_PAUSE is set to 'on' 157 | if "%MAVEN_BATCH_PAUSE%" == "on" pause 158 | 159 | if "%MAVEN_TERMINATE_CMD%" == "on" exit %ERROR_CODE% 160 | 161 | exit /B %ERROR_CODE% 162 | -------------------------------------------------------------------------------- /pom.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 4.0.0 5 | 6 | org.springframework.boot 7 | spring-boot-starter-parent 8 | 2.1.1.RELEASE 9 | 10 | 11 | com.progressivecoder.es 12 | event-sourcing-cqrs-axon-spring-boot 13 | 0.0.1-SNAPSHOT 14 | event-sourcing-cqrs-axon-spring-boot 15 | Sample Project for Event Sourcing and CQRS Using Spring Boot and Axon 16 | 17 | 18 | 1.8 19 | 20 | 21 | 22 | 23 | org.springframework.boot 24 | spring-boot-starter-actuator 25 | 26 | 27 | org.springframework.boot 28 | spring-boot-starter-data-jpa 29 | 30 | 31 | org.springframework.boot 32 | spring-boot-starter-web 33 | 34 | 35 | org.axonframework 36 | axon-spring-boot-starter 37 | 4.0.3 38 | 39 | 40 | org.axonframework 41 | axon-server-connector 42 | 43 | 44 | 45 | 46 | 47 | com.h2database 48 | h2 49 | runtime 50 | 51 | 52 | 53 | 54 | io.springfox 55 | springfox-swagger2 56 | 2.9.2 57 | 58 | 59 | 60 | io.springfox 61 | springfox-swagger-ui 62 | 2.9.2 63 | 64 | 65 | 66 | org.springframework.boot 67 | spring-boot-starter-test 68 | test 69 | 70 | 71 | 72 | 73 | 74 | 75 | org.springframework.boot 76 | spring-boot-maven-plugin 77 | 78 | 79 | 80 | 81 | 82 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/EventSourcingAxonSpringBootApplication.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot; 2 | 3 | import org.springframework.boot.SpringApplication; 4 | import org.springframework.boot.autoconfigure.SpringBootApplication; 5 | 6 | @SpringBootApplication 7 | public class EventSourcingAxonSpringBootApplication { 8 | 9 | public static void main(String[] args) { 10 | SpringApplication.run(EventSourcingAxonSpringBootApplication.class, args); 11 | } 12 | 13 | } 14 | 15 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/aggregates/AccountAggregate.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.aggregates; 2 | 3 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.commands.CreateAccountCommand; 4 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.commands.CreditMoneyCommand; 5 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.commands.DebitMoneyCommand; 6 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.events.*; 7 | import org.axonframework.commandhandling.CommandHandler; 8 | import org.axonframework.eventsourcing.EventSourcingHandler; 9 | import org.axonframework.modelling.command.AggregateIdentifier; 10 | import org.axonframework.modelling.command.AggregateLifecycle; 11 | import org.axonframework.spring.stereotype.Aggregate; 12 | 13 | @Aggregate 14 | public class AccountAggregate { 15 | 16 | @AggregateIdentifier 17 | private String id; 18 | 19 | private double accountBalance; 20 | 21 | private String currency; 22 | 23 | private String status; 24 | 25 | public AccountAggregate() { 26 | } 27 | 28 | @CommandHandler 29 | public AccountAggregate(CreateAccountCommand createAccountCommand){ 30 | AggregateLifecycle.apply(new AccountCreatedEvent(createAccountCommand.id, createAccountCommand.accountBalance, createAccountCommand.currency)); 31 | } 32 | 33 | @EventSourcingHandler 34 | protected void on(AccountCreatedEvent accountCreatedEvent){ 35 | this.id = accountCreatedEvent.id; 36 | this.accountBalance = accountCreatedEvent.accountBalance; 37 | this.currency = accountCreatedEvent.currency; 38 | this.status = String.valueOf(Status.CREATED); 39 | 40 | AggregateLifecycle.apply(new AccountActivatedEvent(this.id, Status.ACTIVATED)); 41 | } 42 | 43 | @EventSourcingHandler 44 | protected void on(AccountActivatedEvent accountActivatedEvent){ 45 | this.status = String.valueOf(accountActivatedEvent.status); 46 | } 47 | 48 | @CommandHandler 49 | protected void on(CreditMoneyCommand creditMoneyCommand){ 50 | AggregateLifecycle.apply(new MoneyCreditedEvent(creditMoneyCommand.id, creditMoneyCommand.creditAmount, creditMoneyCommand.currency)); 51 | } 52 | 53 | @EventSourcingHandler 54 | protected void on(MoneyCreditedEvent moneyCreditedEvent){ 55 | 56 | if (this.accountBalance < 0 & (this.accountBalance + moneyCreditedEvent.creditAmount) >= 0){ 57 | AggregateLifecycle.apply(new AccountActivatedEvent(this.id, Status.ACTIVATED)); 58 | } 59 | 60 | this.accountBalance += moneyCreditedEvent.creditAmount; 61 | } 62 | 63 | @CommandHandler 64 | protected void on(DebitMoneyCommand debitMoneyCommand){ 65 | AggregateLifecycle.apply(new MoneyDebitedEvent(debitMoneyCommand.id, debitMoneyCommand.debitAmount, debitMoneyCommand.currency)); 66 | } 67 | 68 | @EventSourcingHandler 69 | protected void on(MoneyDebitedEvent moneyDebitedEvent){ 70 | 71 | if (this.accountBalance >= 0 & (this.accountBalance - moneyDebitedEvent.debitAmount) < 0){ 72 | AggregateLifecycle.apply(new AccountHeldEvent(this.id, Status.HOLD)); 73 | } 74 | 75 | this.accountBalance -= moneyDebitedEvent.debitAmount; 76 | 77 | } 78 | 79 | @EventSourcingHandler 80 | protected void on(AccountHeldEvent accountHeldEvent){ 81 | this.status = String.valueOf(accountHeldEvent.status); 82 | } 83 | 84 | public String getId() { 85 | return id; 86 | } 87 | 88 | public void setId(String id) { 89 | this.id = id; 90 | } 91 | 92 | public double getAccountBalance() { 93 | return accountBalance; 94 | } 95 | 96 | public void setAccountBalance(double accountBalance) { 97 | this.accountBalance = accountBalance; 98 | } 99 | 100 | public String getCurrency() { 101 | return currency; 102 | } 103 | 104 | public void setCurrency(String currency) { 105 | this.currency = currency; 106 | } 107 | 108 | public String getStatus() { 109 | return status; 110 | } 111 | 112 | public void setStatus(String status) { 113 | this.status = status; 114 | } 115 | } 116 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/aggregates/Status.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.aggregates; 2 | 3 | public enum Status { 4 | CREATED, ACTIVATED, HOLD 5 | } 6 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/commands/BaseCommand.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.commands; 2 | 3 | import org.axonframework.modelling.command.TargetAggregateIdentifier; 4 | 5 | public class BaseCommand { 6 | 7 | @TargetAggregateIdentifier 8 | public final T id; 9 | 10 | public BaseCommand(T id) { 11 | this.id = id; 12 | } 13 | } 14 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/commands/CreateAccountCommand.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.commands; 2 | 3 | public class CreateAccountCommand extends BaseCommand { 4 | 5 | public final double accountBalance; 6 | 7 | public final String currency; 8 | 9 | public CreateAccountCommand(String id, double accountBalance, String currency) { 10 | super(id); 11 | this.accountBalance = accountBalance; 12 | this.currency = currency; 13 | } 14 | } 15 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/commands/CreditMoneyCommand.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.commands; 2 | 3 | public class CreditMoneyCommand extends BaseCommand { 4 | 5 | public final double creditAmount; 6 | 7 | public final String currency; 8 | 9 | public CreditMoneyCommand(String id, double creditAmount, String currency) { 10 | super(id); 11 | this.creditAmount = creditAmount; 12 | this.currency = currency; 13 | } 14 | } 15 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/commands/DebitMoneyCommand.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.commands; 2 | 3 | public class DebitMoneyCommand extends BaseCommand { 4 | 5 | public final double debitAmount; 6 | 7 | public final String currency; 8 | 9 | public DebitMoneyCommand(String id, double debitAmount, String currency) { 10 | super(id); 11 | this.debitAmount = debitAmount; 12 | this.currency = currency; 13 | } 14 | } 15 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/config/AxonConfig.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.config; 2 | 3 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.aggregates.AccountAggregate; 4 | 5 | import org.axonframework.eventsourcing.EventSourcingRepository; 6 | import org.axonframework.eventsourcing.eventstore.EventStore; 7 | import org.springframework.context.annotation.Bean; 8 | import org.springframework.context.annotation.Configuration; 9 | 10 | @Configuration 11 | public class AxonConfig { 12 | 13 | @Bean 14 | EventSourcingRepository accountAggregateEventSourcingRepository(EventStore eventStore){ 15 | EventSourcingRepository repository = EventSourcingRepository.builder(AccountAggregate.class).eventStore(eventStore).build(); 16 | return repository; 17 | } 18 | } 19 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/config/SwaggerConfig.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.config; 2 | 3 | import org.springframework.context.annotation.Bean; 4 | import org.springframework.context.annotation.Configuration; 5 | import springfox.documentation.builders.PathSelectors; 6 | import springfox.documentation.builders.RequestHandlerSelectors; 7 | import springfox.documentation.service.ApiInfo; 8 | import springfox.documentation.service.Contact; 9 | import springfox.documentation.spi.DocumentationType; 10 | import springfox.documentation.spring.web.plugins.Docket; 11 | import springfox.documentation.swagger2.annotations.EnableSwagger2; 12 | 13 | import java.util.Collections; 14 | 15 | @Configuration 16 | @EnableSwagger2 17 | public class SwaggerConfig { 18 | 19 | @Bean 20 | public Docket apiDocket(){ 21 | return new Docket(DocumentationType.SWAGGER_2) 22 | .select() 23 | .apis(RequestHandlerSelectors.basePackage("com.progressivecoder.es")) 24 | .paths(PathSelectors.any()) 25 | .build() 26 | .apiInfo(getApiInfo()); 27 | } 28 | 29 | private ApiInfo getApiInfo(){ 30 | return new ApiInfo( 31 | "Event Sourcing using Axon and Spring Boot", 32 | "App to demonstrate Event Sourcing using Axon and Spring Boot", 33 | "1.0.0", 34 | "Terms of Service", 35 | new Contact("Saurabh Dashora", "progressivecoder.com", "coder.progressive@gmail.com"), 36 | "", 37 | "", 38 | Collections.emptyList()); 39 | } 40 | 41 | } 42 | 43 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/controllers/AccountCommandController.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.controllers; 2 | 3 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.dto.commands.AccountCreateDTO; 4 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.dto.commands.MoneyCreditDTO; 5 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.dto.commands.MoneyDebitDTO; 6 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.services.commands.AccountCommandService; 7 | import io.swagger.annotations.Api; 8 | import org.springframework.web.bind.annotation.*; 9 | 10 | import java.util.concurrent.CompletableFuture; 11 | 12 | @RestController 13 | @RequestMapping(value = "/bank-accounts") 14 | @Api(value = "Account Commands", description = "Account Commands Related Endpoints", tags = "Account Commands") 15 | public class AccountCommandController { 16 | 17 | private final AccountCommandService accountCommandService; 18 | 19 | public AccountCommandController(AccountCommandService accountCommandService) { 20 | this.accountCommandService = accountCommandService; 21 | } 22 | 23 | @PostMapping 24 | public CompletableFuture createAccount(@RequestBody AccountCreateDTO accountCreateDTO){ 25 | return accountCommandService.createAccount(accountCreateDTO); 26 | } 27 | 28 | @PutMapping(value = "/credits/{accountNumber}") 29 | public CompletableFuture creditMoneyToAccount(@PathVariable(value = "accountNumber") String accountNumber, 30 | @RequestBody MoneyCreditDTO moneyCreditDTO){ 31 | return accountCommandService.creditMoneyToAccount(accountNumber, moneyCreditDTO); 32 | } 33 | 34 | @PutMapping(value = "/debits/{accountNumber}") 35 | public CompletableFuture debitMoneyFromAccount(@PathVariable(value = "accountNumber") String accountNumber, 36 | @RequestBody MoneyDebitDTO moneyDebitDTO){ 37 | return accountCommandService.debitMoneyFromAccount(accountNumber, moneyDebitDTO); 38 | } 39 | } 40 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/controllers/AccountQueryController.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.controllers; 2 | 3 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.entities.AccountQueryEntity; 4 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.services.queries.AccountQueryService; 5 | import io.swagger.annotations.Api; 6 | import org.springframework.web.bind.annotation.GetMapping; 7 | import org.springframework.web.bind.annotation.PathVariable; 8 | import org.springframework.web.bind.annotation.RequestMapping; 9 | import org.springframework.web.bind.annotation.RestController; 10 | 11 | import java.util.List; 12 | 13 | @RestController 14 | @RequestMapping(value = "/bank-accounts") 15 | @Api(value = "Account Queries", description = "Account Query Events Endpoint", tags = "Account Queries") 16 | public class AccountQueryController { 17 | 18 | private final AccountQueryService accountQueryService; 19 | 20 | public AccountQueryController(AccountQueryService accountQueryService) { 21 | this.accountQueryService = accountQueryService; 22 | } 23 | 24 | @GetMapping("/{accountNumber}") 25 | public AccountQueryEntity getAccount(@PathVariable(value = "accountNumber") String accountNumber){ 26 | return accountQueryService.getAccount(accountNumber); 27 | } 28 | 29 | @GetMapping("/{accountNumber}/events") 30 | public List listEventsForAccount(@PathVariable(value = "accountNumber") String accountNumber){ 31 | return accountQueryService.listEventsForAccount(accountNumber); 32 | } 33 | 34 | } 35 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/dto/commands/AccountCreateDTO.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.dto.commands; 2 | 3 | public class AccountCreateDTO { 4 | 5 | private double startingBalance; 6 | 7 | private String currency; 8 | 9 | public double getStartingBalance() { 10 | return startingBalance; 11 | } 12 | 13 | public void setStartingBalance(double startingBalance) { 14 | this.startingBalance = startingBalance; 15 | } 16 | 17 | public String getCurrency() { 18 | return currency; 19 | } 20 | 21 | public void setCurrency(String currency) { 22 | this.currency = currency; 23 | } 24 | } 25 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/dto/commands/MoneyCreditDTO.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.dto.commands; 2 | 3 | public class MoneyCreditDTO { 4 | 5 | private double creditAmount; 6 | 7 | private String currency; 8 | 9 | public double getCreditAmount() { 10 | return creditAmount; 11 | } 12 | 13 | public void setCreditAmount(double creditAmount) { 14 | this.creditAmount = creditAmount; 15 | } 16 | 17 | public String getCurrency() { 18 | return currency; 19 | } 20 | 21 | public void setCurrency(String currency) { 22 | this.currency = currency; 23 | } 24 | } 25 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/dto/commands/MoneyDebitDTO.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.dto.commands; 2 | 3 | public class MoneyDebitDTO { 4 | 5 | private double debitAmount; 6 | 7 | private String currency; 8 | 9 | public double getDebitAmount() { 10 | return debitAmount; 11 | } 12 | 13 | public void setDebitAmount(double debitAmount) { 14 | this.debitAmount = debitAmount; 15 | } 16 | 17 | public String getCurrency() { 18 | return currency; 19 | } 20 | 21 | public void setCurrency(String currency) { 22 | this.currency = currency; 23 | } 24 | } 25 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/entities/AccountQueryEntity.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.entities; 2 | 3 | import javax.persistence.Entity; 4 | import javax.persistence.Id; 5 | 6 | @Entity 7 | public class AccountQueryEntity { 8 | 9 | @Id 10 | private String id; 11 | 12 | private double accountBalance; 13 | 14 | private String currency; 15 | 16 | private String status; 17 | 18 | public AccountQueryEntity() { 19 | } 20 | 21 | public String getId() { 22 | return id; 23 | } 24 | 25 | public void setId(String id) { 26 | this.id = id; 27 | } 28 | 29 | public double getAccountBalance() { 30 | return accountBalance; 31 | } 32 | 33 | public void setAccountBalance(double accountBalance) { 34 | this.accountBalance = accountBalance; 35 | } 36 | 37 | public String getCurrency() { 38 | return currency; 39 | } 40 | 41 | public void setCurrency(String currency) { 42 | this.currency = currency; 43 | } 44 | 45 | public String getStatus() { 46 | return status; 47 | } 48 | 49 | public void setStatus(String status) { 50 | this.status = status; 51 | } 52 | 53 | @Override 54 | public String toString() { 55 | return "AccountQueryEntity{" + 56 | "id='" + id + '\'' + 57 | ", accountBalance=" + accountBalance + 58 | ", currency='" + currency + '\'' + 59 | ", status='" + status + '\'' + 60 | '}'; 61 | } 62 | } 63 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/entities/handlers/AccountQueryEntityManager.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.entities.handlers; 2 | 3 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.aggregates.AccountAggregate; 4 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.entities.AccountQueryEntity; 5 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.entities.repositories.AccountRepository; 6 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.events.BaseEvent; 7 | import org.axonframework.eventsourcing.EventSourcingHandler; 8 | import org.axonframework.eventsourcing.EventSourcingRepository; 9 | import org.springframework.beans.factory.annotation.Autowired; 10 | import org.springframework.beans.factory.annotation.Qualifier; 11 | import org.springframework.stereotype.Component; 12 | 13 | @Component 14 | public class AccountQueryEntityManager { 15 | 16 | @Autowired 17 | private AccountRepository accountRepository; 18 | 19 | @Autowired 20 | @Qualifier("accountAggregateEventSourcingRepository") 21 | private EventSourcingRepository accountAggregateEventSourcingRepository; 22 | 23 | @EventSourcingHandler 24 | void on(BaseEvent event){ 25 | persistAccount(buildQueryAccount(getAccountFromEvent(event))); 26 | } 27 | 28 | 29 | private AccountAggregate getAccountFromEvent(BaseEvent event){ 30 | return accountAggregateEventSourcingRepository.load(event.id.toString()).getWrappedAggregate().getAggregateRoot(); 31 | } 32 | 33 | private AccountQueryEntity findExistingOrCreateQueryAccount(String id){ 34 | return accountRepository.findById(id).isPresent() ? accountRepository.findById(id).get() : new AccountQueryEntity(); 35 | } 36 | 37 | private AccountQueryEntity buildQueryAccount(AccountAggregate accountAggregate){ 38 | AccountQueryEntity accountQueryEntity = findExistingOrCreateQueryAccount(accountAggregate.getId()); 39 | 40 | accountQueryEntity.setId(accountAggregate.getId()); 41 | accountQueryEntity.setAccountBalance(accountAggregate.getAccountBalance()); 42 | accountQueryEntity.setCurrency(accountAggregate.getCurrency()); 43 | accountQueryEntity.setStatus(accountAggregate.getStatus()); 44 | 45 | return accountQueryEntity; 46 | } 47 | 48 | private void persistAccount(AccountQueryEntity accountQueryEntity){ 49 | accountRepository.save(accountQueryEntity); 50 | } 51 | } 52 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/entities/repositories/AccountRepository.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.entities.repositories; 2 | 3 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.entities.AccountQueryEntity; 4 | import org.springframework.data.repository.CrudRepository; 5 | 6 | public interface AccountRepository extends CrudRepository { 7 | } 8 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/events/AccountActivatedEvent.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.events; 2 | 3 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.aggregates.Status; 4 | 5 | public class AccountActivatedEvent extends BaseEvent { 6 | 7 | public final Status status; 8 | 9 | public AccountActivatedEvent(String id, Status status) { 10 | super(id); 11 | this.status = status; 12 | } 13 | } 14 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/events/AccountCreatedEvent.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.events; 2 | 3 | public class AccountCreatedEvent extends BaseEvent { 4 | 5 | public final double accountBalance; 6 | 7 | public final String currency; 8 | 9 | public AccountCreatedEvent(String id, double accountBalance, String currency) { 10 | super(id); 11 | this.accountBalance = accountBalance; 12 | this.currency = currency; 13 | } 14 | } 15 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/events/AccountHeldEvent.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.events; 2 | 3 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.aggregates.Status; 4 | 5 | public class AccountHeldEvent extends BaseEvent { 6 | 7 | public final Status status; 8 | 9 | public AccountHeldEvent(String id, Status status) { 10 | super(id); 11 | this.status = status; 12 | } 13 | } 14 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/events/BaseEvent.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.events; 2 | 3 | public class BaseEvent { 4 | 5 | public final T id; 6 | 7 | public BaseEvent(T id) { 8 | this.id = id; 9 | } 10 | } 11 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/events/MoneyCreditedEvent.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.events; 2 | 3 | public class MoneyCreditedEvent extends BaseEvent { 4 | 5 | public final double creditAmount; 6 | 7 | public final String currency; 8 | 9 | public MoneyCreditedEvent(String id, double creditAmount, String currency) { 10 | super(id); 11 | this.creditAmount = creditAmount; 12 | this.currency = currency; 13 | } 14 | } 15 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/events/MoneyDebitedEvent.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.events; 2 | 3 | public class MoneyDebitedEvent extends BaseEvent { 4 | 5 | public final double debitAmount; 6 | 7 | public final String currency; 8 | 9 | public MoneyDebitedEvent(String id, double debitAmount, String currency) { 10 | super(id); 11 | this.debitAmount = debitAmount; 12 | this.currency = currency; 13 | } 14 | } 15 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/services/commands/AccountCommandService.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.services.commands; 2 | 3 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.dto.commands.AccountCreateDTO; 4 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.dto.commands.MoneyCreditDTO; 5 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.dto.commands.MoneyDebitDTO; 6 | 7 | import java.util.concurrent.CompletableFuture; 8 | 9 | public interface AccountCommandService { 10 | 11 | public CompletableFuture createAccount(AccountCreateDTO accountCreateDTO); 12 | public CompletableFuture creditMoneyToAccount(String accountNumber, MoneyCreditDTO moneyCreditDTO); 13 | public CompletableFuture debitMoneyFromAccount(String accountNumber, MoneyDebitDTO moneyDebitDTO); 14 | } 15 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/services/commands/AccountCommandServiceImpl.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.services.commands; 2 | 3 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.commands.CreateAccountCommand; 4 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.commands.CreditMoneyCommand; 5 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.commands.DebitMoneyCommand; 6 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.dto.commands.AccountCreateDTO; 7 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.dto.commands.MoneyCreditDTO; 8 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.dto.commands.MoneyDebitDTO; 9 | import org.axonframework.commandhandling.gateway.CommandGateway; 10 | import org.springframework.stereotype.Service; 11 | 12 | import java.util.UUID; 13 | import java.util.concurrent.CompletableFuture; 14 | 15 | @Service 16 | public class AccountCommandServiceImpl implements AccountCommandService { 17 | 18 | private final CommandGateway commandGateway; 19 | 20 | public AccountCommandServiceImpl(CommandGateway commandGateway) { 21 | this.commandGateway = commandGateway; 22 | } 23 | 24 | @Override 25 | public CompletableFuture createAccount(AccountCreateDTO accountCreateDTO) { 26 | return commandGateway.send(new CreateAccountCommand(UUID.randomUUID().toString(), accountCreateDTO.getStartingBalance(), accountCreateDTO.getCurrency())); 27 | } 28 | 29 | @Override 30 | public CompletableFuture creditMoneyToAccount(String accountNumber, MoneyCreditDTO moneyCreditDTO) { 31 | return commandGateway.send(new CreditMoneyCommand(accountNumber, moneyCreditDTO.getCreditAmount(), moneyCreditDTO.getCurrency())); 32 | } 33 | 34 | @Override 35 | public CompletableFuture debitMoneyFromAccount(String accountNumber, MoneyDebitDTO moneyDebitDTO) { 36 | return commandGateway.send(new DebitMoneyCommand(accountNumber, moneyDebitDTO.getDebitAmount(), moneyDebitDTO.getCurrency())); 37 | } 38 | } 39 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/services/queries/AccountQueryService.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.services.queries; 2 | 3 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.entities.AccountQueryEntity; 4 | 5 | import java.util.List; 6 | 7 | public interface AccountQueryService { 8 | public List listEventsForAccount(String accountNumber); 9 | public AccountQueryEntity getAccount(String accountNumber); 10 | } 11 | -------------------------------------------------------------------------------- /src/main/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/services/queries/AccountQueryServiceImpl.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot.services.queries; 2 | 3 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.entities.AccountQueryEntity; 4 | import com.progressivecoder.es.eventsourcingcqrsaxonspringboot.entities.repositories.AccountRepository; 5 | import org.axonframework.eventsourcing.eventstore.EventStore; 6 | import org.springframework.stereotype.Service; 7 | 8 | import java.util.List; 9 | import java.util.stream.Collectors; 10 | 11 | @Service 12 | public class AccountQueryServiceImpl implements AccountQueryService { 13 | 14 | private final EventStore eventStore; 15 | 16 | private final AccountRepository accountRepository; 17 | 18 | public AccountQueryServiceImpl(EventStore eventStore, AccountRepository accountRepository) { 19 | this.eventStore = eventStore; 20 | this.accountRepository = accountRepository; 21 | } 22 | 23 | @Override 24 | public List listEventsForAccount(String accountNumber) { 25 | return eventStore.readEvents(accountNumber).asStream().map( s -> s.getPayload()).collect(Collectors.toList()); 26 | } 27 | 28 | @Override 29 | public AccountQueryEntity getAccount(String accountNumber) { 30 | return accountRepository.findById(accountNumber).get(); 31 | } 32 | } 33 | -------------------------------------------------------------------------------- /src/main/resources/application.properties: -------------------------------------------------------------------------------- 1 | #H2 settings 2 | spring.h2.console.enabled=true 3 | spring.h2.console.path=/h2-console -------------------------------------------------------------------------------- /src/test/java/com/progressivecoder/es/eventsourcingcqrsaxonspringboot/EventSourcingAxonSpringBootApplicationTests.java: -------------------------------------------------------------------------------- 1 | package com.progressivecoder.es.eventsourcingcqrsaxonspringboot; 2 | 3 | import org.junit.Test; 4 | import org.junit.runner.RunWith; 5 | import org.springframework.boot.test.context.SpringBootTest; 6 | import org.springframework.test.context.junit4.SpringRunner; 7 | 8 | @RunWith(SpringRunner.class) 9 | @SpringBootTest 10 | public class EventSourcingAxonSpringBootApplicationTests { 11 | 12 | @Test 13 | public void contextLoads() { 14 | } 15 | 16 | } 17 | 18 | --------------------------------------------------------------------------------