diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..9392259
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,49 @@
+# Compiled class file
+*.class
+
+# Log file
+*.log
+
+# BlueJ files
+*.ctxt
+
+# Mobile Tools for Java (J2ME)
+.mtj.tmp/
+
+# Package Files #
+*.jar
+*.war
+*.nar
+*.ear
+*.zip
+*.tar.gz
+*.rar
+
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+
+/target/
+!.mvn/wrapper/maven-wrapper.jar
+
+### 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/
diff --git a/.mvn/wrapper/maven-wrapper.jar b/.mvn/wrapper/maven-wrapper.jar
new file mode 100644
index 0000000..01e6799
Binary files /dev/null and b/.mvn/wrapper/maven-wrapper.jar differ
diff --git a/.mvn/wrapper/maven-wrapper.properties b/.mvn/wrapper/maven-wrapper.properties
new file mode 100644
index 0000000..cd0d451
--- /dev/null
+++ b/.mvn/wrapper/maven-wrapper.properties
@@ -0,0 +1 @@
+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.6.0/apache-maven-3.6.0-bin.zip
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..277041a
--- /dev/null
+++ b/README.md
@@ -0,0 +1 @@
+# hexagonal-architecture-structure-example
diff --git a/mvnw b/mvnw
new file mode 100755
index 0000000..5551fde
--- /dev/null
+++ b/mvnw
@@ -0,0 +1,286 @@
+#!/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
+#
+# http://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.
+# ----------------------------------------------------------------------------
+
+# ----------------------------------------------------------------------------
+# Maven2 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 "$JAVA_HOME"; pwd)`"
+ # TODO classpath?
+fi
+
+if [ -z "$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
+ jarUrl="https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.4.2/maven-wrapper-0.4.2.jar"
+ 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 command -v wget > /dev/null; then
+ if [ "$MVNW_VERBOSE" = true ]; then
+ echo "Found wget ... using wget"
+ fi
+ wget "$jarUrl" -O "$wrapperJarPath"
+ elif command -v curl > /dev/null; then
+ if [ "$MVNW_VERBOSE" = true ]; then
+ echo "Found curl ... using curl"
+ fi
+ curl -o "$wrapperJarPath" "$jarUrl"
+ else
+ if [ "$MVNW_VERBOSE" = true ]; then
+ echo "Falling back to using Java to download"
+ fi
+ javaClass="$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.java"
+ 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 "$MAVEN_PROJECTBASEDIR"`
+fi
+
+WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
+
+exec "$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/mvnw.cmd b/mvnw.cmd
new file mode 100644
index 0000000..e5cfb0a
--- /dev/null
+++ b/mvnw.cmd
@@ -0,0 +1,161 @@
+@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 http://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 Maven2 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 key stroke 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 my 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/0.4.2/maven-wrapper-0.4.2.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% (
+ echo Found %WRAPPER_JAR%
+) else (
+ echo Couldn't find %WRAPPER_JAR%, downloading it ...
+ echo Downloading from: %DOWNLOAD_URL%
+ powershell -Command "(New-Object Net.WebClient).DownloadFile('%DOWNLOAD_URL%', '%WRAPPER_JAR%')"
+ echo Finished downloading %WRAPPER_JAR%
+)
+@REM End of extension
+
+%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/pom.xml b/pom.xml
new file mode 100644
index 0000000..d9d7269
--- /dev/null
+++ b/pom.xml
@@ -0,0 +1,47 @@
+
+
+ 4.0.0
+
+ org.springframework.boot
+ spring-boot-starter-parent
+ 2.1.2.RELEASE
+
+
+ girgin.ramazan
+ hexagonal-architecture-structure-example
+ 0.0.1-SNAPSHOT
+ hexagonal-architecture-structure-example
+ Demo project for Spring Boot
+
+
+ 1.8
+
+
+
+
+ org.springframework.boot
+ spring-boot-starter-data-jpa
+
+
+ org.springframework.boot
+ spring-boot-starter-web
+
+
+
+ org.springframework.boot
+ spring-boot-starter-test
+ test
+
+
+
+
+
+
+ org.springframework.boot
+ spring-boot-maven-plugin
+
+
+
+
+
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/HexagonalArchitectureStructureExampleApplication.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/HexagonalArchitectureStructureExampleApplication.java
new file mode 100644
index 0000000..4a1861f
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/HexagonalArchitectureStructureExampleApplication.java
@@ -0,0 +1,30 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample;
+
+import girgin.ramazan.hexagonalarchitecturestructureexample.infrastructure.interceptor.CorrelationIdInterceptor;
+import girgin.ramazan.hexagonalarchitecturestructureexample.infrastructure.interceptor.LogExecutionInterceptor;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.Bean;
+import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+
+@SpringBootApplication
+public class HexagonalArchitectureStructureExampleApplication {
+
+ public static void main(String[] args) {
+ SpringApplication.run(HexagonalArchitectureStructureExampleApplication.class, args);
+ }
+
+ @Bean
+ public WebMvcConfigurerAdapter adapter() {
+ return new WebMvcConfigurerAdapter() {
+ @Override
+ public void addInterceptors(InterceptorRegistry registry) {
+ registry.addInterceptor(new CorrelationIdInterceptor());
+ registry.addInterceptor(new LogExecutionInterceptor());
+ }
+ };
+ }
+
+}
+
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/events/EventListener.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/events/EventListener.java
new file mode 100644
index 0000000..a038fea
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/events/EventListener.java
@@ -0,0 +1,4 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.application.events;
+
+public class EventListener {
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/controller/FooController.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/controller/FooController.java
new file mode 100644
index 0000000..f374743
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/controller/FooController.java
@@ -0,0 +1,38 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.application.rest.controller;
+
+import girgin.ramazan.hexagonalarchitecturestructureexample.application.rest.converter.FooRequestToFooVoConverter;
+import girgin.ramazan.hexagonalarchitecturestructureexample.application.rest.mapper.FooResponseMapper;
+import girgin.ramazan.hexagonalarchitecturestructureexample.application.rest.model.dto.FooDto;
+import girgin.ramazan.hexagonalarchitecturestructureexample.application.rest.model.request.FooRequest;
+import girgin.ramazan.hexagonalarchitecturestructureexample.domain.service.FooService;
+import girgin.ramazan.hexagonalarchitecturestructureexample.domain.service.vo.FooDetailsVo;
+import girgin.ramazan.hexagonalarchitecturestructureexample.domain.service.vo.RetrieveFooVo;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.ResponseStatus;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class FooController {
+
+ private final FooService fooService;
+ private final FooRequestToFooVoConverter fooRequestToFooVoConverter;
+ private final FooResponseMapper fooResponseMapper;
+
+ public FooController(FooService fooService,
+ FooRequestToFooVoConverter fooRequestToFooVoConverter,
+ FooResponseMapper fooResponseMapper) {
+ this.fooService = fooService;
+ this.fooRequestToFooVoConverter = fooRequestToFooVoConverter;
+ this.fooResponseMapper = fooResponseMapper;
+ }
+
+
+ @PostMapping("/api/v1/foos")
+ @ResponseStatus(HttpStatus.OK)
+ public FooDto retrieve(FooRequest fooRequest) {
+ RetrieveFooVo retrieveFooVo = fooRequestToFooVoConverter.convert(fooRequest);
+ FooDetailsVo fooDetailsVo = fooService.retrieveFoo(retrieveFooVo);
+ return fooResponseMapper.map(fooDetailsVo);
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/converter/FooRequestToFooVoConverter.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/converter/FooRequestToFooVoConverter.java
new file mode 100644
index 0000000..51bb2b6
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/converter/FooRequestToFooVoConverter.java
@@ -0,0 +1,14 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.application.rest.converter;
+
+import girgin.ramazan.hexagonalarchitecturestructureexample.application.rest.model.request.FooRequest;
+import girgin.ramazan.hexagonalarchitecturestructureexample.domain.service.vo.RetrieveFooVo;
+import org.springframework.stereotype.Component;
+
+@Component
+public class FooRequestToFooVoConverter {
+ public RetrieveFooVo convert(FooRequest fooRequest) {
+ return new RetrieveFooVo.Builder()
+ .propertyOne(fooRequest.getName())
+ .build();
+ }
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/exception/UnwantedCharacterInNameException.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/exception/UnwantedCharacterInNameException.java
new file mode 100644
index 0000000..6acb057
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/exception/UnwantedCharacterInNameException.java
@@ -0,0 +1,9 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.application.rest.exception;
+
+import girgin.ramazan.hexagonalarchitecturestructureexample.domain.exception.BusinessException;
+
+public class UnwantedCharacterInNameException extends BusinessException {
+ public UnwantedCharacterInNameException() {
+ super("validation.error.unwanted.character.in.foo.request.name");
+ }
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/mapper/FooResponseMapper.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/mapper/FooResponseMapper.java
new file mode 100644
index 0000000..266a029
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/mapper/FooResponseMapper.java
@@ -0,0 +1,16 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.application.rest.mapper;
+
+import girgin.ramazan.hexagonalarchitecturestructureexample.application.rest.model.dto.FooDto;
+import girgin.ramazan.hexagonalarchitecturestructureexample.domain.service.vo.FooDetailsVo;
+import org.springframework.stereotype.Component;
+
+@Component
+public class FooResponseMapper {
+ //could be implemented with mapstruct or converted to mapstruct
+ public FooDto map(FooDetailsVo fooDetailsVo) {
+ return new FooDto.Builder()
+ .id(fooDetailsVo.getId())
+ .name(fooDetailsVo.getName())
+ .build();
+ }
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/model/dto/FooDto.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/model/dto/FooDto.java
new file mode 100644
index 0000000..459105e
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/model/dto/FooDto.java
@@ -0,0 +1,49 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.application.rest.model.dto;
+
+public class FooDto {
+ private Long id;
+ private String name;
+
+ private FooDto(Builder builder) {
+ setId(builder.id);
+ setName(builder.name);
+ }
+
+ public Long getId() {
+ return id;
+ }
+
+ private void setId(Long id) {
+ this.id = id;
+ }
+
+ public String getName() {
+ return name;
+ }
+
+ private void setName(String name) {
+ this.name = name;
+ }
+
+ public static final class Builder {
+ private Long id;
+ private String name;
+
+ public Builder() {
+ }
+
+ public Builder id(Long val) {
+ id = val;
+ return this;
+ }
+
+ public Builder name(String val) {
+ name = val;
+ return this;
+ }
+
+ public FooDto build() {
+ return new FooDto(this);
+ }
+ }
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/model/request/FooRequest.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/model/request/FooRequest.java
new file mode 100644
index 0000000..e210a1d
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/model/request/FooRequest.java
@@ -0,0 +1,51 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.application.rest.model.request;
+
+public class FooRequest {
+ int id;
+ String name;
+
+ public int getId() {
+ return id;
+ }
+
+ private void setId(int id) {
+ this.id = id;
+ }
+
+ public String getName() {
+ return name;
+ }
+
+ private void setName(String name) {
+ this.name = name;
+ }
+
+ public static final class FooRequestBuilder {
+ int id;
+ String name;
+
+ private FooRequestBuilder() {
+ }
+
+ public static FooRequestBuilder aFooRequest() {
+ return new FooRequestBuilder();
+ }
+
+ public FooRequestBuilder id(int id) {
+ this.id = id;
+ return this;
+ }
+
+ public FooRequestBuilder name(String name) {
+ this.name = name;
+ return this;
+ }
+
+ public FooRequest build() {
+ FooRequest fooRequest = new FooRequest();
+ fooRequest.id = this.id;
+ fooRequest.name = this.name;
+ return fooRequest;
+ }
+ }
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/model/response/ErrorResponse.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/model/response/ErrorResponse.java
new file mode 100644
index 0000000..7dcd120
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/model/response/ErrorResponse.java
@@ -0,0 +1,56 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.application.rest.model.response;
+
+public class ErrorResponse {
+
+ private String code;
+ private String locale;
+ private String message;
+
+ public String getCode() {
+ return code;
+ }
+
+ public String getLocale() {
+ return locale;
+ }
+
+ public String getMessage() {
+ return message;
+ }
+
+ public static final class Builder {
+ private String code;
+ private String locale;
+ private String message;
+
+ public Builder() {
+ }
+
+ public static Builder anErrorResponse() {
+ return new Builder();
+ }
+
+ public Builder code(String code) {
+ this.code = code;
+ return this;
+ }
+
+ public Builder locale(String locale) {
+ this.locale = locale;
+ return this;
+ }
+
+ public Builder message(String message) {
+ this.message = message;
+ return this;
+ }
+
+ public ErrorResponse build() {
+ ErrorResponse errorResponse = new ErrorResponse();
+ errorResponse.message = this.message;
+ errorResponse.locale = this.locale;
+ errorResponse.code = this.code;
+ return errorResponse;
+ }
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/validator/FooRequestValidator.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/validator/FooRequestValidator.java
new file mode 100644
index 0000000..c59bedd
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/application/rest/validator/FooRequestValidator.java
@@ -0,0 +1,12 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.application.rest.validator;
+
+import girgin.ramazan.hexagonalarchitecturestructureexample.application.rest.exception.UnwantedCharacterInNameException;
+import girgin.ramazan.hexagonalarchitecturestructureexample.application.rest.model.request.FooRequest;
+
+public class FooRequestValidator {
+ public void validate(FooRequest fooRequest){
+ if (fooRequest.getName().contains("UnwantedName")){
+ throw new UnwantedCharacterInNameException();
+ }
+ }
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/exception/BusinessException.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/exception/BusinessException.java
new file mode 100644
index 0000000..dae558f
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/exception/BusinessException.java
@@ -0,0 +1,23 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.domain.exception;
+
+public class BusinessException extends RuntimeException {
+ private String messageKey;
+
+ public String getMessageKey() {
+ return messageKey;
+ }
+
+ public void setMessageKey(String messageKey) {
+ this.messageKey = messageKey;
+ }
+
+ public BusinessException(String messageKey) {
+ super();
+ this.messageKey = messageKey;
+ }
+
+ public BusinessException(String messageKey, Throwable cause) {
+ super(cause);
+ this.messageKey = messageKey;
+ }
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/exception/SomethingNotFoundException.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/exception/SomethingNotFoundException.java
new file mode 100644
index 0000000..0e143d5
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/exception/SomethingNotFoundException.java
@@ -0,0 +1,8 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.domain.exception;
+
+public class SomethingNotFoundException extends BusinessException {
+
+ public SomethingNotFoundException() {
+ super("error.while.doing.something");
+ }
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/model/converter/StatusConverter.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/model/converter/StatusConverter.java
new file mode 100644
index 0000000..f86c5d3
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/model/converter/StatusConverter.java
@@ -0,0 +1,25 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.domain.model.converter;
+
+
+import girgin.ramazan.hexagonalarchitecturestructureexample.domain.model.enumtype.Status;
+
+import javax.persistence.AttributeConverter;
+import javax.persistence.Converter;
+import java.util.stream.Stream;
+
+@Converter
+public class StatusConverter implements AttributeConverter {
+
+ @Override
+ public Integer convertToDatabaseColumn(Status status) {
+ return status.getValue();
+ }
+
+ @Override
+ public Status convertToEntityAttribute(Integer value) {
+ return Stream.of(Status.values())
+ .filter(status -> status.getValue().equals(value))
+ .findFirst()
+ .orElse(null);
+ }
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/model/entity/BaseEntity.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/model/entity/BaseEntity.java
new file mode 100644
index 0000000..b4e0427
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/model/entity/BaseEntity.java
@@ -0,0 +1,63 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.domain.model.entity;
+
+import girgin.ramazan.hexagonalarchitecturestructureexample.domain.model.converter.StatusConverter;
+import girgin.ramazan.hexagonalarchitecturestructureexample.domain.model.enumtype.Status;
+import org.springframework.data.annotation.CreatedDate;
+import org.springframework.data.annotation.LastModifiedDate;
+
+import javax.persistence.*;
+import java.io.Serializable;
+import java.time.LocalDateTime;
+
+@MappedSuperclass
+public abstract class BaseEntity implements Serializable {
+
+ @Id
+ @GeneratedValue(strategy = GenerationType.AUTO)
+ @Column(name = "id", updatable = false, nullable = false)
+ private Long id;
+
+ @CreatedDate
+ @Column(name = "created_at", nullable = false)
+ private LocalDateTime createdAt = LocalDateTime.now();
+
+ @LastModifiedDate
+ @Column(name = "updated_at")
+ private LocalDateTime updatedAt;
+
+ @Convert(converter = StatusConverter.class)
+ @Column(name = "status", nullable = false)
+ private Status status = Status.ACTIVE;
+
+ public Long getId() {
+ return id;
+ }
+
+ public void setId(Long id) {
+ this.id = id;
+ }
+
+ public LocalDateTime getCreatedAt() {
+ return createdAt;
+ }
+
+ public void setCreatedAt(LocalDateTime createdAt) {
+ this.createdAt = createdAt;
+ }
+
+ public LocalDateTime getUpdatedAt() {
+ return updatedAt;
+ }
+
+ public void setUpdatedAt(LocalDateTime updatedAt) {
+ this.updatedAt = updatedAt;
+ }
+
+ public Status getStatus() {
+ return status;
+ }
+
+ public void setStatus(Status status) {
+ this.status = status;
+ }
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/model/entity/Foo.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/model/entity/Foo.java
new file mode 100644
index 0000000..c955d24
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/model/entity/Foo.java
@@ -0,0 +1,22 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.domain.model.entity;
+
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.Table;
+
+@Entity
+@Table(name = "foo")
+public class Foo extends BaseEntity {
+
+ @Column(name = "name", nullable = false, updatable = false)
+ private String name;
+
+ public String getName() {
+ return name;
+ }
+
+ public void setName(String name) {
+ this.name = name;
+ }
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/model/enumtype/Status.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/model/enumtype/Status.java
new file mode 100644
index 0000000..f5fd992
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/model/enumtype/Status.java
@@ -0,0 +1,20 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.domain.model.enumtype;
+
+
+public enum Status {
+
+ DELETED(-1),
+ PASSIVE(0),
+ ACTIVE(1);
+
+ private final Integer value;
+
+ Status(Integer value) {
+ this.value = value;
+ }
+
+ public Integer getValue() {
+ return value;
+ }
+}
+
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/repository/FooRepository.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/repository/FooRepository.java
new file mode 100644
index 0000000..beafb6e
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/repository/FooRepository.java
@@ -0,0 +1,7 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.domain.repository;
+
+import girgin.ramazan.hexagonalarchitecturestructureexample.domain.model.entity.Foo;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface FooRepository extends JpaRepository {
+}
\ No newline at end of file
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/service/FooService.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/service/FooService.java
new file mode 100644
index 0000000..b5bd8bb
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/service/FooService.java
@@ -0,0 +1,26 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.domain.service;
+
+import girgin.ramazan.hexagonalarchitecturestructureexample.domain.exception.SomethingNotFoundException;
+import girgin.ramazan.hexagonalarchitecturestructureexample.domain.service.external.servicea.ExternalServiceA;
+import girgin.ramazan.hexagonalarchitecturestructureexample.domain.service.vo.FooDetailsVo;
+import girgin.ramazan.hexagonalarchitecturestructureexample.domain.service.vo.RetrieveFooVo;
+import org.springframework.stereotype.Service;
+
+@Service
+public class FooService {
+ private final ExternalServiceA externalServiceA;
+
+ public FooService(ExternalServiceA externalServiceA) {
+ this.externalServiceA = externalServiceA;
+ }
+
+ public FooDetailsVo retrieveFoo(RetrieveFooVo retrieveFooVo) {
+ Long retrievedValueOrDetails = externalServiceA.retrieveValue(retrieveFooVo.getPropertyOne(), retrieveFooVo.getPropertyThree());
+ if (retrievedValueOrDetails < 0) { //just for show how service - exception interacts
+ throw new SomethingNotFoundException();
+ }
+ return new FooDetailsVo.Builder()
+ .id(retrievedValueOrDetails)//additional details could be added here
+ .build();
+ }
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/service/external/servicea/ExternalServiceA.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/service/external/servicea/ExternalServiceA.java
new file mode 100644
index 0000000..6e4f3d0
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/service/external/servicea/ExternalServiceA.java
@@ -0,0 +1,5 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.domain.service.external.servicea;
+
+public interface ExternalServiceA {
+ Long retrieveValue(String propertyOne, String propertyThree);
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/service/vo/FooDetailsVo.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/service/vo/FooDetailsVo.java
new file mode 100644
index 0000000..dcec490
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/service/vo/FooDetailsVo.java
@@ -0,0 +1,63 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.domain.service.vo;
+
+public class FooDetailsVo {
+ private Long id;
+ private String name;
+ private String location;
+
+ public Long getId() {
+ return id;
+ }
+
+ private void setId(Long id) {
+ this.id = id;
+ }
+
+ public String getName() {
+ return name;
+ }
+
+ private void setName(String name) {
+ this.name = name;
+ }
+
+ public String getLocation() {
+ return location;
+ }
+
+ private void setLocation(String location) {
+ this.location = location;
+ }
+
+ public static final class Builder {
+ private Long id;
+ private String name;
+ private String location;
+
+ public Builder() {
+ }
+
+ public Builder id(Long id) {
+ this.id = id;
+ return this;
+ }
+
+ public Builder name(String name) {
+ this.name = name;
+ return this;
+ }
+
+ public Builder location(String location) {
+ this.location = location;
+ return this;
+ }
+
+ public FooDetailsVo build() {
+ FooDetailsVo fooDetailsVo = new FooDetailsVo();
+ fooDetailsVo.id = this.id;
+ fooDetailsVo.location = this.location;
+ fooDetailsVo.name = this.name;
+ return fooDetailsVo;
+ }
+ }
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/service/vo/RetrieveFooVo.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/service/vo/RetrieveFooVo.java
new file mode 100644
index 0000000..f4822cf
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/domain/service/vo/RetrieveFooVo.java
@@ -0,0 +1,67 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.domain.service.vo;
+
+public class RetrieveFooVo {
+ private String propertyOne;
+ private String propertyTwo;
+ private String propertyThree;
+
+ public String getPropertyOne() {
+ return propertyOne;
+ }
+
+ private void setPropertyOne(String propertyOne) {
+ this.propertyOne = propertyOne;
+ }
+
+ public String getPropertyTwo() {
+ return propertyTwo;
+ }
+
+ private void setPropertyTwo(String propertyTwo) {
+ this.propertyTwo = propertyTwo;
+ }
+
+ public String getPropertyThree() {
+ return propertyThree;
+ }
+
+ private void setPropertyThree(String propertyThree) {
+ this.propertyThree = propertyThree;
+ }
+
+ public static final class Builder {
+ private String propertyOne;
+ private String propertyTwo;
+ private String propertyThree;
+
+ public Builder() {
+ }
+
+ public static Builder aRetrieveFooVo() {
+ return new Builder();
+ }
+
+ public Builder propertyOne(String propertyOne) {
+ this.propertyOne = propertyOne;
+ return this;
+ }
+
+ public Builder propertyTwo(String propertyTwo) {
+ this.propertyTwo = propertyTwo;
+ return this;
+ }
+
+ public Builder propertyThree(String propertyThree) {
+ this.propertyThree = propertyThree;
+ return this;
+ }
+
+ public RetrieveFooVo build() {
+ RetrieveFooVo retrieveFooVo = new RetrieveFooVo();
+ retrieveFooVo.propertyOne = this.propertyOne;
+ retrieveFooVo.propertyThree = this.propertyThree;
+ retrieveFooVo.propertyTwo = this.propertyTwo;
+ return retrieveFooVo;
+ }
+ }
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/adapter/external/ExternalServiceASoapAdapter.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/adapter/external/ExternalServiceASoapAdapter.java
new file mode 100644
index 0000000..dcbe4f1
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/adapter/external/ExternalServiceASoapAdapter.java
@@ -0,0 +1,14 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.infrastructure.adapter.external;
+
+import girgin.ramazan.hexagonalarchitecturestructureexample.domain.service.external.servicea.ExternalServiceA;
+import org.springframework.stereotype.Service;
+
+@Service
+public class ExternalServiceASoapAdapter implements ExternalServiceA {
+
+ @Override
+ public Long retrieveValue(String propertyOne, String propertyThree) {
+ //retrieve value from external service, with saop api. could be other adapter types
+ return 1L;
+ }
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/adapter/messaging/StringCloudStreamEventSender.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/adapter/messaging/StringCloudStreamEventSender.java
new file mode 100644
index 0000000..437c82e
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/adapter/messaging/StringCloudStreamEventSender.java
@@ -0,0 +1,4 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.infrastructure.adapter.messaging;
+
+public class StringCloudStreamEventSender {
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/configuration/DataSourceConfiguration.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/configuration/DataSourceConfiguration.java
new file mode 100644
index 0000000..8a94e52
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/configuration/DataSourceConfiguration.java
@@ -0,0 +1,50 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.infrastructure.configuration;
+
+import com.zaxxer.hikari.HikariConfig;
+import com.zaxxer.hikari.HikariDataSource;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+import javax.sql.DataSource;
+import java.util.concurrent.TimeUnit;
+
+@Configuration
+public class DataSourceConfiguration {
+
+ @Value("${spring.datasource.url}")
+ private String url;
+
+ @Value("${spring.datasource.username}")
+ private String username;
+
+ @Value("${spring.datasource.password}")
+ private String password;
+
+ @Value("${spring.datasource.driver-class-name}")
+ private String driverClassName;
+
+ @Value("${spring.datasource.poolName}")
+ private String poolName;
+
+ @Bean
+ public DataSource dataSource() {
+ return new HikariDataSource(hikariConfig());
+ }
+
+ private HikariConfig hikariConfig() {
+ HikariConfig config = new HikariConfig();
+ config.setDriverClassName(driverClassName);
+ config.setJdbcUrl(url);
+ config.setUsername(username);
+ config.setPassword(password);
+ config.setPoolName(poolName);
+ config.setMaximumPoolSize(20);
+ config.setMinimumIdle(2);
+ config.setIdleTimeout(TimeUnit.SECONDS.toMillis(30));
+ config.addDataSourceProperty("cachePrepStmts", "true");
+ config.addDataSourceProperty("prepStmtCacheSize", "250");
+ config.addDataSourceProperty("prepStmtCacheSqlLimit", "2048");
+ return config;
+ }
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/configuration/WebMvcConfiguration.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/configuration/WebMvcConfiguration.java
new file mode 100644
index 0000000..ed85d8e
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/configuration/WebMvcConfiguration.java
@@ -0,0 +1,48 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.infrastructure.configuration;
+
+import girgin.ramazan.hexagonalarchitecturestructureexample.infrastructure.interceptor.CorrelationIdInterceptor;
+import girgin.ramazan.hexagonalarchitecturestructureexample.infrastructure.interceptor.LogExecutionInterceptor;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.support.ResourceBundleMessageSource;
+import org.springframework.web.servlet.LocaleResolver;
+import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+import org.springframework.web.servlet.i18n.CookieLocaleResolver;
+import org.springframework.web.servlet.i18n.LocaleChangeInterceptor;
+
+import java.util.Locale;
+
+@Configuration
+public class WebMvcConfiguration implements WebMvcConfigurer {
+
+ @Override
+ public void addInterceptors(InterceptorRegistry registry) {
+ registry.addInterceptor(new CorrelationIdInterceptor());
+ registry.addInterceptor(new LogExecutionInterceptor());
+ registry.addInterceptor(localeChangeInterceptor());
+ }
+
+ @Bean
+ public LocaleResolver localeResolver() {
+ CookieLocaleResolver slr = new CookieLocaleResolver();
+ slr.setDefaultLocale(Locale.ENGLISH);
+ return slr;
+ }
+
+ @Bean
+ public ResourceBundleMessageSource messageSource() {
+ ResourceBundleMessageSource source = new ResourceBundleMessageSource();
+ source.setBasenames("i18n/messages");
+ source.setUseCodeAsDefaultMessage(true);
+ source.setDefaultEncoding("UTF-8");
+ return source;
+ }
+
+ @Bean
+ public LocaleChangeInterceptor localeChangeInterceptor() {
+ LocaleChangeInterceptor localeChangeInterceptor = new LocaleChangeInterceptor();
+ localeChangeInterceptor.setParamName("lang");
+ return localeChangeInterceptor;
+ }
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/configuration/properties/FooProperties.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/configuration/properties/FooProperties.java
new file mode 100644
index 0000000..2a5134b
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/configuration/properties/FooProperties.java
@@ -0,0 +1,28 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.infrastructure.configuration.properties;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.stereotype.Component;
+
+@Component
+@ConfigurationProperties(prefix = "foo")
+public class FooProperties {
+
+ private String firstValue;
+ private String secondValue;
+
+ public String getFirstValue() {
+ return firstValue;
+ }
+
+ public void setFirstValue(String firstValue) {
+ this.firstValue = firstValue;
+ }
+
+ public String getSecondValue() {
+ return secondValue;
+ }
+
+ public void setSecondValue(String secondValue) {
+ this.secondValue = secondValue;
+ }
+}
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/interceptor/CorrelationIdInterceptor.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/interceptor/CorrelationIdInterceptor.java
new file mode 100644
index 0000000..cf0569a
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/interceptor/CorrelationIdInterceptor.java
@@ -0,0 +1,31 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.infrastructure.interceptor;
+
+import org.slf4j.MDC;
+import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.util.Optional;
+import java.util.UUID;
+
+public class CorrelationIdInterceptor extends HandlerInterceptorAdapter {
+
+ private static final String CORRELATION_ID_HEADER_NAME = "x-correlation-id";
+ private static final String CORRELATION_ID_LOG_VAR_NAME = "correlationId";
+
+ @Override
+ public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
+ MDC.put(CORRELATION_ID_LOG_VAR_NAME, getCorrelationId(request));
+ return true;
+ }
+
+ private String getCorrelationId(HttpServletRequest request) {
+ return Optional.ofNullable(request.getHeader(CORRELATION_ID_HEADER_NAME))
+ .orElseGet(() -> UUID.randomUUID().toString());
+ }
+
+ @Override
+ public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
+ MDC.remove(CORRELATION_ID_LOG_VAR_NAME);
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/interceptor/LogExecutionInterceptor.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/interceptor/LogExecutionInterceptor.java
new file mode 100644
index 0000000..71cb9fb
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/interceptor/LogExecutionInterceptor.java
@@ -0,0 +1,44 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.infrastructure.interceptor;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.web.method.HandlerMethod;
+import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+public class LogExecutionInterceptor extends HandlerInterceptorAdapter {
+
+ private static final Logger logger = LoggerFactory.getLogger(LogExecutionInterceptor.class);
+
+ @Override
+ public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
+ try {
+ if (handler instanceof HandlerMethod) {
+ HandlerMethod handlerMethod = (HandlerMethod) handler;
+ request.setAttribute("requestStartTime", System.currentTimeMillis());
+ logger.info("Starting rest method for {}",
+ handlerMethod.getBean().getClass().getName());
+ }
+ } catch (Exception e) {
+ logger.error("Caught an exception while executing handler method", e);
+ }
+ return true;
+ }
+
+ @Override
+ public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
+ try {
+ if (handler instanceof HandlerMethod) {
+ HandlerMethod handlerMethod = (HandlerMethod) handler;
+ logger.info("Completed rest method for {} takes {} ms",
+ handlerMethod.getBean().getClass().getName(),
+ (System.currentTimeMillis() - (Long) request.getAttribute("requestStartTime")));
+ }
+ } catch (Exception e) {
+ logger.error("Caught an exception while executing handler method", e);
+ }
+ }
+}
+
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/interceptor/exception/RestControllerExceptionHandler.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/interceptor/exception/RestControllerExceptionHandler.java
new file mode 100644
index 0000000..49a898e
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/interceptor/exception/RestControllerExceptionHandler.java
@@ -0,0 +1,61 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.infrastructure.interceptor.exception;
+
+import girgin.ramazan.hexagonalarchitecturestructureexample.application.rest.exception.UnwantedCharacterInNameException;
+import girgin.ramazan.hexagonalarchitecturestructureexample.application.rest.model.response.ErrorResponse;
+import girgin.ramazan.hexagonalarchitecturestructureexample.domain.exception.BusinessException;
+import girgin.ramazan.hexagonalarchitecturestructureexample.domain.exception.SomethingNotFoundException;
+import girgin.ramazan.hexagonalarchitecturestructureexample.infrastructure.interceptor.exception.locale.MessageSourceLocalizer;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.data.util.Pair;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.ResponseStatus;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+
+import java.util.Locale;
+
+@RestControllerAdvice
+public class RestControllerExceptionHandler {
+
+ private static final Logger logger = LoggerFactory.getLogger(RestControllerExceptionHandler.class);
+
+ private final MessageSourceLocalizer messageSourceLocalizer;
+
+ public RestControllerExceptionHandler(MessageSourceLocalizer messageSourceLocalizer) {
+ this.messageSourceLocalizer = messageSourceLocalizer;
+ }
+
+ @ExceptionHandler(SomethingNotFoundException.class)
+ @ResponseStatus(HttpStatus.BAD_REQUEST)
+ public ErrorResponse handleProductNotFoundException(Locale locale, SomethingNotFoundException ex) {
+ logger.error(ex.getMessageKey(), ex);
+ return convertExceptionToResponse(locale, ex);
+ }
+
+ @ExceptionHandler(UnwantedCharacterInNameException.class)
+ @ResponseStatus(HttpStatus.BAD_REQUEST)
+ public ErrorResponse handleUnwantedCharacterInNameException(Locale locale, UnwantedCharacterInNameException ex) {
+ logger.error(ex.getMessageKey(), ex);
+ return convertExceptionToResponse(locale, ex);
+ }
+
+ private ErrorResponse convertExceptionToResponse(Locale locale, BusinessException ex) {
+ String localizedMessage = messageSourceLocalizer.getLocaleMessage(ex.getLocalizedMessage());
+ Pair codeAndMessage = parseMessage(localizedMessage);
+ return new ErrorResponse.Builder()
+ .code(codeAndMessage.getFirst())
+ .message(codeAndMessage.getSecond())
+ .locale(locale.getDisplayName())
+ .build();
+ }
+
+ private Pair parseMessage(String message) {
+ String[] codeAndMessage = message.split(";");
+ if (codeAndMessage.length != 2) {
+ logger.error("Format error in locatization for message: " + message);
+ return Pair.of("", message);
+ }
+ return Pair.of(codeAndMessage[0], codeAndMessage[1]);
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/interceptor/exception/locale/LocaleService.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/interceptor/exception/locale/LocaleService.java
new file mode 100644
index 0000000..a7087d6
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/interceptor/exception/locale/LocaleService.java
@@ -0,0 +1,31 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.infrastructure.interceptor.exception.locale;
+
+import org.springframework.context.i18n.LocaleContext;
+import org.springframework.context.i18n.LocaleContextHolder;
+import org.springframework.stereotype.Component;
+
+import java.util.Locale;
+import java.util.Optional;
+
+@Component
+public class LocaleService {
+
+ private Optional getLocale() {
+ LocaleContext localeContext = LocaleContextHolder.getLocaleContext();
+ return Optional.ofNullable(localeContext)
+ .map(localeContext1 -> localeContext1.getLocale());
+ }
+
+ public Optional getLocaleLanguage() {
+ Optional locale = getLocale();
+ return locale.isPresent() ? Optional.of(((Locale) locale.get()).getLanguage()) : Optional.empty();
+ }
+
+ private Locale getLocaleOrDefault() {
+ return getLocale().orElse(new Locale("TR"));
+ }
+
+ public String getLocaleLanguageOrDefault() {
+ return getLocaleOrDefault().getLanguage();
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/interceptor/exception/locale/MessageSourceLocalizer.java b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/interceptor/exception/locale/MessageSourceLocalizer.java
new file mode 100644
index 0000000..084ee30
--- /dev/null
+++ b/src/main/java/girgin/ramazan/hexagonalarchitecturestructureexample/infrastructure/interceptor/exception/locale/MessageSourceLocalizer.java
@@ -0,0 +1,36 @@
+package girgin.ramazan.hexagonalarchitecturestructureexample.infrastructure.interceptor.exception.locale;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.context.MessageSource;
+import org.springframework.context.NoSuchMessageException;
+import org.springframework.context.i18n.LocaleContextHolder;
+import org.springframework.stereotype.Component;
+
+import java.util.Locale;
+
+@Component
+public class MessageSourceLocalizer {
+
+ private static final Logger logger = LoggerFactory.getLogger(MessageSourceLocalizer.class);
+
+ private final MessageSource messageSource;
+
+ public MessageSourceLocalizer(MessageSource messageSource) {
+ this.messageSource = messageSource;
+ }
+
+ public String getLocaleMessage(String key) {
+ return getLocaleMessage(key, new Object[0]);
+ }
+
+ public String getLocaleMessage(String key, Object... args) {
+ try {
+ Locale locale = LocaleContextHolder.getLocale();
+ return messageSource.getMessage(key, args, locale);
+ } catch (NoSuchMessageException e) {
+ logger.error(key + " not found in messages file", e);
+ return String.format("???%s???", key);
+ }
+ }
+}
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
new file mode 100644
index 0000000..e69de29
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
new file mode 100644
index 0000000..daa9a5e
--- /dev/null
+++ b/src/main/resources/application.yml
@@ -0,0 +1,17 @@
+spring:
+ application.name: hexagonal-architecture-example
+ datasource:
+ driver-class-name: com.mysql.jdbc.Driver
+ poolName: hexagonal-architecture-example-dbconnectionpool
+ jpa:
+ database: MYSQL
+ show-sql: false
+ hibernate:
+ dialect: org.hibernate.dialect.MySQL5InnoDBDialect
+ naming-strategy: org.hibernate.cfg.ImprovedNamingStrategy
+ ddl-auto: validate
+queue:
+ activemq:
+ brokerUrl: vm://localhost?broker.persistent=false&broker.useJmx=true&broker.useShutdownHook=false&jms.redeliveryPolicy.maximumRedeliveries=3&jms.redeliveryPolicy.redeliveryDelay=2000
+ inMemory: true
+ pooled: true
\ No newline at end of file
diff --git a/src/main/resources/i18n/messages_en.properties b/src/main/resources/i18n/messages_en.properties
new file mode 100644
index 0000000..fb3d1e1
--- /dev/null
+++ b/src/main/resources/i18n/messages_en.properties
@@ -0,0 +1,3 @@
+error.system.occurred=1000;System error
+validation.error.unwanted.character.in.foo.request.name=2000;Unwanted character in foo request name field
+error.while.doing.something=3000;Error while doing something
\ No newline at end of file