diff --git a/.gitignore b/.gitignore
new file mode 100644
index 00000000..549e00a2
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,33 @@
+HELP.md
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/
diff --git a/mvnw b/mvnw
new file mode 100644
index 00000000..66df2854
--- /dev/null
+++ b/mvnw
@@ -0,0 +1,308 @@
+#!/bin/sh
+# ----------------------------------------------------------------------------
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+# ----------------------------------------------------------------------------
+
+# ----------------------------------------------------------------------------
+# Apache Maven Wrapper startup batch script, version 3.2.0
+#
+# Required ENV vars:
+# ------------------
+# JAVA_HOME - location of a JDK home dir
+#
+# Optional ENV vars
+# -----------------
+# MAVEN_OPTS - parameters passed to the Java VM when running Maven
+# e.g. to debug Maven itself, use
+# set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
+# MAVEN_SKIP_RC - flag to disable loading of mavenrc files
+# ----------------------------------------------------------------------------
+
+if [ -z "$MAVEN_SKIP_RC" ] ; then
+
+ if [ -f /usr/local/etc/mavenrc ] ; then
+ . /usr/local/etc/mavenrc
+ fi
+
+ if [ -f /etc/mavenrc ] ; then
+ . /etc/mavenrc
+ fi
+
+ if [ -f "$HOME/.mavenrc" ] ; then
+ . "$HOME/.mavenrc"
+ fi
+
+fi
+
+# OS specific support. $var _must_ be set to either true or false.
+cygwin=false;
+darwin=false;
+mingw=false
+case "$(uname)" in
+ CYGWIN*) cygwin=true ;;
+ MINGW*) mingw=true;;
+ Darwin*) darwin=true
+ # Use /usr/libexec/java_home if available, otherwise fall back to /Library/Java/Home
+ # See https://developer.apple.com/library/mac/qa/qa1170/_index.html
+ if [ -z "$JAVA_HOME" ]; then
+ if [ -x "/usr/libexec/java_home" ]; then
+ JAVA_HOME="$(/usr/libexec/java_home)"; export JAVA_HOME
+ else
+ JAVA_HOME="/Library/Java/Home"; export JAVA_HOME
+ fi
+ fi
+ ;;
+esac
+
+if [ -z "$JAVA_HOME" ] ; then
+ if [ -r /etc/gentoo-release ] ; then
+ JAVA_HOME=$(java-config --jre-home)
+ fi
+fi
+
+# For Cygwin, ensure paths are in UNIX format before anything is touched
+if $cygwin ; then
+ [ -n "$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 $mingw ; then
+ [ -n "$JAVA_HOME" ] && [ -d "$JAVA_HOME" ] &&
+ JAVA_HOME="$(cd "$JAVA_HOME" || (echo "cannot cd into $JAVA_HOME."; exit 1); pwd)"
+fi
+
+if [ -z "$JAVA_HOME" ]; then
+ javaExecutable="$(which javac)"
+ if [ -n "$javaExecutable" ] && ! [ "$(expr "\"$javaExecutable\"" : '\([^ ]*\)')" = "no" ]; then
+ # readlink(1) is not available as standard on Solaris 10.
+ readLink=$(which readlink)
+ if [ ! "$(expr "$readLink" : '\([^ ]*\)')" = "no" ]; then
+ if $darwin ; then
+ javaHome="$(dirname "\"$javaExecutable\"")"
+ javaExecutable="$(cd "\"$javaHome\"" && pwd -P)/javac"
+ else
+ javaExecutable="$(readlink -f "\"$javaExecutable\"")"
+ fi
+ javaHome="$(dirname "\"$javaExecutable\"")"
+ javaHome=$(expr "$javaHome" : '\(.*\)/bin')
+ JAVA_HOME="$javaHome"
+ export JAVA_HOME
+ fi
+ fi
+fi
+
+if [ -z "$JAVACMD" ] ; then
+ if [ -n "$JAVA_HOME" ] ; then
+ if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+ # IBM's JDK on AIX uses strange locations for the executables
+ JAVACMD="$JAVA_HOME/jre/sh/java"
+ else
+ JAVACMD="$JAVA_HOME/bin/java"
+ fi
+ else
+ JAVACMD="$(\unset -f command 2>/dev/null; \command -v java)"
+ fi
+fi
+
+if [ ! -x "$JAVACMD" ] ; then
+ echo "Error: JAVA_HOME is not defined correctly." >&2
+ echo " We cannot execute $JAVACMD" >&2
+ exit 1
+fi
+
+if [ -z "$JAVA_HOME" ] ; then
+ echo "Warning: JAVA_HOME environment variable is not set."
+fi
+
+# 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 "$wdir/.." || exit 1; pwd)
+ fi
+ # end of workaround
+ done
+ printf '%s' "$(cd "$basedir" || exit 1; pwd)"
+}
+
+# concatenates all lines of a file
+concat_lines() {
+ if [ -f "$1" ]; then
+ # Remove \r in case we run on Windows within Git Bash
+ # and check out the repository with auto CRLF management
+ # enabled. Otherwise, we may read lines that are delimited with
+ # \r\n and produce $'-Xarg\r' rather than -Xarg due to word
+ # splitting rules.
+ tr -s '\r\n' ' ' < "$1"
+ fi
+}
+
+log() {
+ if [ "$MVNW_VERBOSE" = true ]; then
+ printf '%s\n' "$1"
+ fi
+}
+
+BASE_DIR=$(find_maven_basedir "$(dirname "$0")")
+if [ -z "$BASE_DIR" ]; then
+ exit 1;
+fi
+
+MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"}; export MAVEN_PROJECTBASEDIR
+log "$MAVEN_PROJECTBASEDIR"
+
+##########################################################################################
+# Extension to allow automatically downloading the maven-wrapper.jar from Maven-central
+# This allows using the maven wrapper in projects that prohibit checking in binary data.
+##########################################################################################
+wrapperJarPath="$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar"
+if [ -r "$wrapperJarPath" ]; then
+ log "Found $wrapperJarPath"
+else
+ log "Couldn't find $wrapperJarPath, downloading it ..."
+
+ if [ -n "$MVNW_REPOURL" ]; then
+ wrapperUrl="$MVNW_REPOURL/org/apache/maven/wrapper/maven-wrapper/3.2.0/maven-wrapper-3.2.0.jar"
+ else
+ wrapperUrl="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.2.0/maven-wrapper-3.2.0.jar"
+ fi
+ while IFS="=" read -r key value; do
+ # Remove '\r' from value to allow usage on windows as IFS does not consider '\r' as a separator ( considers space, tab, new line ('\n'), and custom '=' )
+ safeValue=$(echo "$value" | tr -d '\r')
+ case "$key" in (wrapperUrl) wrapperUrl="$safeValue"; break ;;
+ esac
+ done < "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.properties"
+ log "Downloading from: $wrapperUrl"
+
+ if $cygwin; then
+ wrapperJarPath=$(cygpath --path --windows "$wrapperJarPath")
+ fi
+
+ if command -v wget > /dev/null; then
+ log "Found wget ... using wget"
+ [ "$MVNW_VERBOSE" = true ] && QUIET="" || QUIET="--quiet"
+ if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then
+ wget $QUIET "$wrapperUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath"
+ else
+ wget $QUIET --http-user="$MVNW_USERNAME" --http-password="$MVNW_PASSWORD" "$wrapperUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath"
+ fi
+ elif command -v curl > /dev/null; then
+ log "Found curl ... using curl"
+ [ "$MVNW_VERBOSE" = true ] && QUIET="" || QUIET="--silent"
+ if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then
+ curl $QUIET -o "$wrapperJarPath" "$wrapperUrl" -f -L || rm -f "$wrapperJarPath"
+ else
+ curl $QUIET --user "$MVNW_USERNAME:$MVNW_PASSWORD" -o "$wrapperJarPath" "$wrapperUrl" -f -L || rm -f "$wrapperJarPath"
+ fi
+ else
+ log "Falling back to using Java to download"
+ javaSource="$MAVEN_PROJECTBASEDIR/.mvn/wrapper/MavenWrapperDownloader.java"
+ javaClass="$MAVEN_PROJECTBASEDIR/.mvn/wrapper/MavenWrapperDownloader.class"
+ # For Cygwin, switch paths to Windows format before running javac
+ if $cygwin; then
+ javaSource=$(cygpath --path --windows "$javaSource")
+ javaClass=$(cygpath --path --windows "$javaClass")
+ fi
+ if [ -e "$javaSource" ]; then
+ if [ ! -e "$javaClass" ]; then
+ log " - Compiling MavenWrapperDownloader.java ..."
+ ("$JAVA_HOME/bin/javac" "$javaSource")
+ fi
+ if [ -e "$javaClass" ]; then
+ log " - Running MavenWrapperDownloader.java ..."
+ ("$JAVA_HOME/bin/java" -cp .mvn/wrapper MavenWrapperDownloader "$wrapperUrl" "$wrapperJarPath") || rm -f "$wrapperJarPath"
+ fi
+ fi
+ fi
+fi
+##########################################################################################
+# End of extension
+##########################################################################################
+
+# If specified, validate the SHA-256 sum of the Maven wrapper jar file
+wrapperSha256Sum=""
+while IFS="=" read -r key value; do
+ case "$key" in (wrapperSha256Sum) wrapperSha256Sum=$value; break ;;
+ esac
+done < "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.properties"
+if [ -n "$wrapperSha256Sum" ]; then
+ wrapperSha256Result=false
+ if command -v sha256sum > /dev/null; then
+ if echo "$wrapperSha256Sum $wrapperJarPath" | sha256sum -c > /dev/null 2>&1; then
+ wrapperSha256Result=true
+ fi
+ elif command -v shasum > /dev/null; then
+ if echo "$wrapperSha256Sum $wrapperJarPath" | shasum -a 256 -c > /dev/null 2>&1; then
+ wrapperSha256Result=true
+ fi
+ else
+ echo "Checksum validation was requested but neither 'sha256sum' or 'shasum' are available."
+ echo "Please install either command, or disable validation by removing 'wrapperSha256Sum' from your maven-wrapper.properties."
+ exit 1
+ fi
+ if [ $wrapperSha256Result = false ]; then
+ echo "Error: Failed to validate Maven wrapper SHA-256, your Maven wrapper might be compromised." >&2
+ echo "Investigate or delete $wrapperJarPath to attempt a clean download." >&2
+ echo "If you updated your Maven version, you need to update the specified wrapperSha256Sum property." >&2
+ exit 1
+ fi
+fi
+
+MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS"
+
+# For Cygwin, switch paths to Windows format before running java
+if $cygwin; then
+ [ -n "$JAVA_HOME" ] &&
+ JAVA_HOME=$(cygpath --path --windows "$JAVA_HOME")
+ [ -n "$CLASSPATH" ] &&
+ CLASSPATH=$(cygpath --path --windows "$CLASSPATH")
+ [ -n "$MAVEN_PROJECTBASEDIR" ] &&
+ MAVEN_PROJECTBASEDIR=$(cygpath --path --windows "$MAVEN_PROJECTBASEDIR")
+fi
+
+# Provide a "standardized" way to retrieve the CLI args that will
+# work with both Windows and non-Windows executions.
+MAVEN_CMD_LINE_ARGS="$MAVEN_CONFIG $*"
+export MAVEN_CMD_LINE_ARGS
+
+WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
+
+# shellcheck disable=SC2086 # safe args
+exec "$JAVACMD" \
+ $MAVEN_OPTS \
+ $MAVEN_DEBUG_OPTS \
+ -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \
+ "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \
+ ${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@"
diff --git a/mvnw.cmd b/mvnw.cmd
new file mode 100644
index 00000000..95ba6f54
--- /dev/null
+++ b/mvnw.cmd
@@ -0,0 +1,205 @@
+@REM ----------------------------------------------------------------------------
+@REM Licensed to the Apache Software Foundation (ASF) under one
+@REM or more contributor license agreements. See the NOTICE file
+@REM distributed with this work for additional information
+@REM regarding copyright ownership. The ASF licenses this file
+@REM to you under the Apache License, Version 2.0 (the
+@REM "License"); you may not use this file except in compliance
+@REM with the License. You may obtain a copy of the License at
+@REM
+@REM https://www.apache.org/licenses/LICENSE-2.0
+@REM
+@REM Unless required by applicable law or agreed to in writing,
+@REM software distributed under the License is distributed on an
+@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+@REM KIND, either express or implied. See the License for the
+@REM specific language governing permissions and limitations
+@REM under the License.
+@REM ----------------------------------------------------------------------------
+
+@REM ----------------------------------------------------------------------------
+@REM Apache Maven Wrapper startup batch script, version 3.2.0
+@REM
+@REM Required ENV vars:
+@REM JAVA_HOME - location of a JDK home dir
+@REM
+@REM Optional ENV vars
+@REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands
+@REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a keystroke before ending
+@REM MAVEN_OPTS - parameters passed to the Java VM when running Maven
+@REM e.g. to debug Maven itself, use
+@REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
+@REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files
+@REM ----------------------------------------------------------------------------
+
+@REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on'
+@echo off
+@REM set title of command window
+title %0
+@REM enable echoing by setting MAVEN_BATCH_ECHO to 'on'
+@if "%MAVEN_BATCH_ECHO%" == "on" echo %MAVEN_BATCH_ECHO%
+
+@REM set %HOME% to equivalent of $HOME
+if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%")
+
+@REM Execute a user defined script before this one
+if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre
+@REM check for pre script, once with legacy .bat ending and once with .cmd ending
+if exist "%USERPROFILE%\mavenrc_pre.bat" call "%USERPROFILE%\mavenrc_pre.bat" %*
+if exist "%USERPROFILE%\mavenrc_pre.cmd" call "%USERPROFILE%\mavenrc_pre.cmd" %*
+:skipRcPre
+
+@setlocal
+
+set ERROR_CODE=0
+
+@REM To isolate internal variables from possible post scripts, we use another setlocal
+@setlocal
+
+@REM ==== START VALIDATION ====
+if not "%JAVA_HOME%" == "" goto OkJHome
+
+echo.
+echo Error: JAVA_HOME not found in your environment. >&2
+echo Please set the JAVA_HOME variable in your environment to match the >&2
+echo location of your Java installation. >&2
+echo.
+goto error
+
+:OkJHome
+if exist "%JAVA_HOME%\bin\java.exe" goto init
+
+echo.
+echo Error: JAVA_HOME is set to an invalid directory. >&2
+echo JAVA_HOME = "%JAVA_HOME%" >&2
+echo Please set the JAVA_HOME variable in your environment to match the >&2
+echo location of your Java installation. >&2
+echo.
+goto error
+
+@REM ==== END VALIDATION ====
+
+:init
+
+@REM Find the project base dir, i.e. the directory that contains the folder ".mvn".
+@REM Fallback to current working directory if not found.
+
+set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR%
+IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir
+
+set EXEC_DIR=%CD%
+set WDIR=%EXEC_DIR%
+:findBaseDir
+IF EXIST "%WDIR%"\.mvn goto baseDirFound
+cd ..
+IF "%WDIR%"=="%CD%" goto baseDirNotFound
+set WDIR=%CD%
+goto findBaseDir
+
+:baseDirFound
+set MAVEN_PROJECTBASEDIR=%WDIR%
+cd "%EXEC_DIR%"
+goto endDetectBaseDir
+
+:baseDirNotFound
+set MAVEN_PROJECTBASEDIR=%EXEC_DIR%
+cd "%EXEC_DIR%"
+
+:endDetectBaseDir
+
+IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig
+
+@setlocal EnableExtensions EnableDelayedExpansion
+for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a
+@endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS%
+
+:endReadAdditionalConfig
+
+SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe"
+set WRAPPER_JAR="%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.jar"
+set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
+
+set WRAPPER_URL="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.2.0/maven-wrapper-3.2.0.jar"
+
+FOR /F "usebackq tokens=1,2 delims==" %%A IN ("%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.properties") DO (
+ IF "%%A"=="wrapperUrl" SET WRAPPER_URL=%%B
+)
+
+@REM Extension to allow automatically downloading the maven-wrapper.jar from Maven-central
+@REM This allows using the maven wrapper in projects that prohibit checking in binary data.
+if exist %WRAPPER_JAR% (
+ if "%MVNW_VERBOSE%" == "true" (
+ echo Found %WRAPPER_JAR%
+ )
+) else (
+ if not "%MVNW_REPOURL%" == "" (
+ SET WRAPPER_URL="%MVNW_REPOURL%/org/apache/maven/wrapper/maven-wrapper/3.2.0/maven-wrapper-3.2.0.jar"
+ )
+ if "%MVNW_VERBOSE%" == "true" (
+ echo Couldn't find %WRAPPER_JAR%, downloading it ...
+ echo Downloading from: %WRAPPER_URL%
+ )
+
+ powershell -Command "&{"^
+ "$webclient = new-object System.Net.WebClient;"^
+ "if (-not ([string]::IsNullOrEmpty('%MVNW_USERNAME%') -and [string]::IsNullOrEmpty('%MVNW_PASSWORD%'))) {"^
+ "$webclient.Credentials = new-object System.Net.NetworkCredential('%MVNW_USERNAME%', '%MVNW_PASSWORD%');"^
+ "}"^
+ "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; $webclient.DownloadFile('%WRAPPER_URL%', '%WRAPPER_JAR%')"^
+ "}"
+ if "%MVNW_VERBOSE%" == "true" (
+ echo Finished downloading %WRAPPER_JAR%
+ )
+)
+@REM End of extension
+
+@REM If specified, validate the SHA-256 sum of the Maven wrapper jar file
+SET WRAPPER_SHA_256_SUM=""
+FOR /F "usebackq tokens=1,2 delims==" %%A IN ("%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.properties") DO (
+ IF "%%A"=="wrapperSha256Sum" SET WRAPPER_SHA_256_SUM=%%B
+)
+IF NOT %WRAPPER_SHA_256_SUM%=="" (
+ powershell -Command "&{"^
+ "$hash = (Get-FileHash \"%WRAPPER_JAR%\" -Algorithm SHA256).Hash.ToLower();"^
+ "If('%WRAPPER_SHA_256_SUM%' -ne $hash){"^
+ " Write-Output 'Error: Failed to validate Maven wrapper SHA-256, your Maven wrapper might be compromised.';"^
+ " Write-Output 'Investigate or delete %WRAPPER_JAR% to attempt a clean download.';"^
+ " Write-Output 'If you updated your Maven version, you need to update the specified wrapperSha256Sum property.';"^
+ " exit 1;"^
+ "}"^
+ "}"
+ if ERRORLEVEL 1 goto error
+)
+
+@REM Provide a "standardized" way to retrieve the CLI args that will
+@REM work with both Windows and non-Windows executions.
+set MAVEN_CMD_LINE_ARGS=%*
+
+%MAVEN_JAVA_EXE% ^
+ %JVM_CONFIG_MAVEN_PROPS% ^
+ %MAVEN_OPTS% ^
+ %MAVEN_DEBUG_OPTS% ^
+ -classpath %WRAPPER_JAR% ^
+ "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" ^
+ %WRAPPER_LAUNCHER% %MAVEN_CONFIG% %*
+if ERRORLEVEL 1 goto error
+goto end
+
+:error
+set ERROR_CODE=1
+
+:end
+@endlocal & set ERROR_CODE=%ERROR_CODE%
+
+if not "%MAVEN_SKIP_RC%"=="" goto skipRcPost
+@REM check for post script, once with legacy .bat ending and once with .cmd ending
+if exist "%USERPROFILE%\mavenrc_post.bat" call "%USERPROFILE%\mavenrc_post.bat"
+if exist "%USERPROFILE%\mavenrc_post.cmd" call "%USERPROFILE%\mavenrc_post.cmd"
+:skipRcPost
+
+@REM pause the script if MAVEN_BATCH_PAUSE is set to 'on'
+if "%MAVEN_BATCH_PAUSE%"=="on" pause
+
+if "%MAVEN_TERMINATE_CMD%"=="on" exit %ERROR_CODE%
+
+cmd /C exit /B %ERROR_CODE%
diff --git a/pom.xml b/pom.xml
new file mode 100644
index 00000000..9ac101d2
--- /dev/null
+++ b/pom.xml
@@ -0,0 +1,132 @@
+
+
+ 4.0.0
+
+ org.springframework.boot
+ spring-boot-starter-parent
+ 3.1.4
+
+
+ id.co.allobank.exchangerate
+ exchange-rate-service
+ 1.0.0
+ exchange-rate-service
+ REST API service for aggregating and providing exchange rate data using Frankfurter API with caching and resilience support
+
+ 17
+ UTF-8
+ UTF-8
+ jacoco
+ ${project.build.directory}/jacoco/jacoco.xml
+
+ **/common/**/*,
+ **/config/**/*,
+ **/dto/**/*,
+ **/exception/**/*,
+ **/model/**/*
+
+
+
+
+ org.springframework.boot
+ spring-boot-starter-actuator
+
+
+ org.springframework.boot
+ spring-boot-starter-validation
+
+
+ org.springframework.boot
+ spring-boot-starter-test
+ test
+
+
+ org.springframework.boot
+ spring-boot-starter-web
+
+
+ org.springdoc
+ springdoc-openapi-starter-webmvc-ui
+ 2.6.0
+
+
+ org.springframework.boot
+ spring-boot-starter-data-redis
+
+
+ org.springframework.boot
+ spring-boot-devtools
+ runtime
+ true
+
+
+ org.projectlombok
+ lombok
+ true
+
+
+ org.modelmapper
+ modelmapper
+ 3.2.1
+
+
+
+ org.springframework.boot
+ spring-boot-starter-webflux
+
+
+
+ io.github.resilience4j
+ resilience4j-spring-boot3
+ 2.2.0
+
+
+
+
+
+
+ org.springframework.boot
+ spring-boot-maven-plugin
+
+
+
+ build-info
+
+
+
+
+
+ org.jacoco
+ jacoco-maven-plugin
+ 0.8.5
+
+
+ default-prepare-agent
+
+ prepare-agent
+
+
+
+ default-report
+ prepare-package
+
+ report
+
+
+ ${project.build.directory}/jacoco.exec
+
+ id/co/allobank/exchangerate/common/**
+ id/co/allobank/exchangerate/config/**
+ id/co/allobank/exchangerate/dto/**
+ id/co/allobank/exchangerate/exception/**
+ id/co/allobank/exchangerate/model/**
+
+
+
+
+
+
+
+
diff --git a/src/main/java/id/co/allobank/exchangerate/ExchangeRateServiceApplication.java b/src/main/java/id/co/allobank/exchangerate/ExchangeRateServiceApplication.java
new file mode 100644
index 00000000..631875bc
--- /dev/null
+++ b/src/main/java/id/co/allobank/exchangerate/ExchangeRateServiceApplication.java
@@ -0,0 +1,15 @@
+package id.co.allobank.exchangerate;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+@EnableAutoConfiguration
+public class ExchangeRateServiceApplication {
+
+ public static void main(String[] args) {
+ SpringApplication.run(ExchangeRateServiceApplication.class, args);
+ }
+
+}
diff --git a/src/main/java/id/co/allobank/exchangerate/client/FrankfurterClient.java b/src/main/java/id/co/allobank/exchangerate/client/FrankfurterClient.java
new file mode 100644
index 00000000..bc05c8b8
--- /dev/null
+++ b/src/main/java/id/co/allobank/exchangerate/client/FrankfurterClient.java
@@ -0,0 +1,67 @@
+package id.co.allobank.exchangerate.client;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+import org.springframework.web.reactive.function.client.WebClient;
+
+import lombok.extern.slf4j.Slf4j;
+
+import java.util.Map;
+
+@Slf4j
+@Component
+public class FrankfurterClient {
+
+ @Autowired
+ private WebClient webClient;
+
+ public Map getLatestRates() {
+ Map result = webClient.get()
+ .uri("/latest?base=IDR")
+ .retrieve()
+ .bodyToMono(Map.class)
+ .block();
+
+ return result;
+ }
+
+ public Map getHistoricalRates() {
+
+ try {
+ Map result = webClient.get()
+ .uri(uriBuilder -> uriBuilder
+ .path("/2024-01-01..2024-01-05")
+ .queryParam("from", "IDR")
+ .queryParam("to", "USD")
+ .build()
+ )
+ .exchangeToMono(response -> {
+ log.info("STATUS CODE: {}", response.statusCode());
+ log.info("HEADERS: {}", response.headers().asHttpHeaders());
+
+ return response.bodyToMono(Map.class)
+ .map(body -> {
+ log.info("RAW BODY: {}", body);
+ return body;
+ });
+ })
+ .block();
+
+ return result;
+
+ } catch (Exception ex) {
+ log.error("Failed to fetch historical rates", ex);
+ throw new RuntimeException("Failed to fetch historical rates", ex);
+ }
+ }
+
+ public Map getCurrencies() {
+ Map result = webClient.get()
+ .uri("/currencies")
+ .retrieve()
+ .bodyToMono(Map.class)
+ .block();
+
+ return result;
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/id/co/allobank/exchangerate/common/Constant.java b/src/main/java/id/co/allobank/exchangerate/common/Constant.java
new file mode 100644
index 00000000..dc9c45a6
--- /dev/null
+++ b/src/main/java/id/co/allobank/exchangerate/common/Constant.java
@@ -0,0 +1,20 @@
+package id.co.allobank.exchangerate.common;
+
+public class Constant {
+
+ public static final String SUCCESS_MESSAGE = "Success";
+ public static final String GENERAL_ERROR_MESSAGE = "General Error";
+ public static final String INVALID_REQUEST_MESSAGE = "Invalid Request";
+ public static final String INVALID_CURRENCY_MESSAGE = "Invalid Currency";
+ public static final String EXTERNAL_SERVICE_ERROR_MESSAGE = "External Service Error";
+
+ public static final String INVALID_RESOURCE_MESSAGE = "Resource type not supported";
+
+ public static final String SUCCESS_CODE = "00";
+ public static final String GENERAL_ERROR = "06";
+ public static final String INVALID_REQUEST = "12";
+ public static final String INVALID_CURRENCY = "14";
+ public static final String EXTERNAL_SERVICE_ERROR = "91";
+
+ public static final String GITHUB_USERNAME = "AdePutraGea28";
+}
diff --git a/src/main/java/id/co/allobank/exchangerate/config/SwaggerConfig.java b/src/main/java/id/co/allobank/exchangerate/config/SwaggerConfig.java
new file mode 100644
index 00000000..9c1ede34
--- /dev/null
+++ b/src/main/java/id/co/allobank/exchangerate/config/SwaggerConfig.java
@@ -0,0 +1,32 @@
+package id.co.allobank.exchangerate.config;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+import io.swagger.v3.oas.models.OpenAPI;
+import io.swagger.v3.oas.models.info.Info;
+
+@Configuration
+public class SwaggerConfig {
+
+ @Value("${open-api.title}")
+ private String openApiTitle;
+
+ @Value("${open-api.description}")
+ private String openApiDescription;
+
+ @Value("${open-api.version}")
+ private String openApiVersion;
+
+ private static final String SECURITY_SCHEME_NAME = "bearerAuth";
+
+ @Bean
+ public OpenAPI openAPI() {
+ return new OpenAPI()
+ .info(new Info()
+ .title(openApiTitle)
+ .description(openApiDescription)
+ .version(openApiVersion));
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/id/co/allobank/exchangerate/config/WebClientFactory.java b/src/main/java/id/co/allobank/exchangerate/config/WebClientFactory.java
new file mode 100644
index 00000000..b437ab1e
--- /dev/null
+++ b/src/main/java/id/co/allobank/exchangerate/config/WebClientFactory.java
@@ -0,0 +1,28 @@
+package id.co.allobank.exchangerate.config;
+
+import org.springframework.beans.factory.FactoryBean;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Component;
+import org.springframework.web.reactive.function.client.WebClient;
+
+import lombok.extern.slf4j.Slf4j;
+
+@Slf4j
+@Component
+public class WebClientFactory implements FactoryBean {
+
+ @Value("${frankfurter.base-url}")
+ private String baseUrl;
+
+ @Override
+ public WebClient getObject() {
+ return WebClient.builder()
+ .baseUrl("https://api.frankfurter.dev/v1")
+ .build();
+ }
+
+ @Override
+ public Class> getObjectType() {
+ return WebClient.class;
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/id/co/allobank/exchangerate/controller/FinanceController.java b/src/main/java/id/co/allobank/exchangerate/controller/FinanceController.java
new file mode 100644
index 00000000..5975c9b4
--- /dev/null
+++ b/src/main/java/id/co/allobank/exchangerate/controller/FinanceController.java
@@ -0,0 +1,25 @@
+package id.co.allobank.exchangerate.controller;
+
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import id.co.allobank.exchangerate.dto.BaseResponseDTO;
+import id.co.allobank.exchangerate.service.FinanceService;
+
+@RestController
+@RequestMapping("/api/finance")
+public class FinanceController {
+
+ private final FinanceService service;
+
+ public FinanceController(FinanceService service) {
+ this.service = service;
+ }
+
+ @GetMapping("/data/{type}")
+ public BaseResponseDTO> get(@PathVariable String type) {
+ return service.getData(type);
+ }
+}
diff --git a/src/main/java/id/co/allobank/exchangerate/dto/BaseResponseDTO.java b/src/main/java/id/co/allobank/exchangerate/dto/BaseResponseDTO.java
new file mode 100644
index 00000000..468c9f67
--- /dev/null
+++ b/src/main/java/id/co/allobank/exchangerate/dto/BaseResponseDTO.java
@@ -0,0 +1,43 @@
+package id.co.allobank.exchangerate.dto;
+
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+import id.co.allobank.exchangerate.common.Constant;
+import lombok.Getter;
+
+@Getter
+public class BaseResponseDTO {
+
+ private static final DateTimeFormatter FORMATTER =
+ DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
+
+ @JsonProperty("responseCode")
+ private final String responseCode;
+
+ @JsonProperty("message")
+ private final String message;
+
+ @JsonProperty("dateTime")
+ private final String dateTime;
+
+ @JsonProperty("data")
+ private final T data;
+
+ public BaseResponseDTO(String responseCode, String message, T data) {
+ this.responseCode = responseCode;
+ this.message = message;
+ this.data = data;
+ this.dateTime = LocalDateTime.now().format(FORMATTER);
+ }
+
+ public static BaseResponseDTO success(T data) {
+ return new BaseResponseDTO<>(Constant.SUCCESS_CODE, Constant.SUCCESS_MESSAGE, data);
+ }
+
+ public static BaseResponseDTO error(String responseCode, String message) {
+ return new BaseResponseDTO<>(responseCode, message, null);
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/id/co/allobank/exchangerate/exception/CustomException.java b/src/main/java/id/co/allobank/exchangerate/exception/CustomException.java
new file mode 100644
index 00000000..eb64e8e2
--- /dev/null
+++ b/src/main/java/id/co/allobank/exchangerate/exception/CustomException.java
@@ -0,0 +1,24 @@
+package id.co.allobank.exchangerate.exception;
+
+import org.springframework.http.HttpStatus;
+
+import lombok.Getter;
+
+@Getter
+public class CustomException extends RuntimeException {
+
+ private final HttpStatus httpStatus;
+ private final String responseCode;
+
+ public CustomException(String message, HttpStatus httpStatus, String responseCode) {
+ super(message);
+ this.httpStatus = httpStatus;
+ this.responseCode = responseCode;
+ }
+
+ public CustomException(String message, Throwable cause, HttpStatus httpStatus, String responseCode) {
+ super(message, cause);
+ this.httpStatus = httpStatus;
+ this.responseCode = responseCode;
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/id/co/allobank/exchangerate/exception/GlobalExceptionHandler.java b/src/main/java/id/co/allobank/exchangerate/exception/GlobalExceptionHandler.java
new file mode 100644
index 00000000..0d59ac7c
--- /dev/null
+++ b/src/main/java/id/co/allobank/exchangerate/exception/GlobalExceptionHandler.java
@@ -0,0 +1,41 @@
+package id.co.allobank.exchangerate.exception;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+
+import id.co.allobank.exchangerate.common.Constant;
+import id.co.allobank.exchangerate.dto.BaseResponseDTO;
+
+@RestControllerAdvice
+public class GlobalExceptionHandler {
+
+ private static final Logger log = LoggerFactory.getLogger(GlobalExceptionHandler.class);
+
+ // Handle CustomException
+ @ExceptionHandler(CustomException.class)
+ public ResponseEntity> handleCustomException(CustomException ex) {
+
+ log.error("CustomException occurred: {}", ex.getMessage(), ex);
+
+ return ResponseEntity
+ .status(ex.getHttpStatus())
+ .body(BaseResponseDTO.error(ex.getResponseCode(), ex.getMessage()));
+ }
+
+ // Handle generic exception (fallback)
+ @ExceptionHandler(Exception.class)
+ public ResponseEntity> handleException(Exception ex) {
+
+ log.error("Unhandled Exception: {}", ex.getMessage(), ex);
+
+ return ResponseEntity
+ .internalServerError()
+ .body(BaseResponseDTO.error(
+ Constant.GENERAL_ERROR,
+ "Internal Server Error"
+ ));
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/id/co/allobank/exchangerate/runner/DataLoaderRunner.java b/src/main/java/id/co/allobank/exchangerate/runner/DataLoaderRunner.java
new file mode 100644
index 00000000..7a3b0c88
--- /dev/null
+++ b/src/main/java/id/co/allobank/exchangerate/runner/DataLoaderRunner.java
@@ -0,0 +1,56 @@
+package id.co.allobank.exchangerate.runner;
+
+import java.util.List;
+import java.util.Map;
+import java.util.stream.Collectors;
+
+import org.springframework.boot.ApplicationArguments;
+import org.springframework.boot.ApplicationRunner;
+import org.springframework.stereotype.Component;
+
+import id.co.allobank.exchangerate.dto.BaseResponseDTO;
+import id.co.allobank.exchangerate.store.InMemoryStore;
+import id.co.allobank.exchangerate.strategy.FinanceDataStrategy;
+import lombok.extern.slf4j.Slf4j;
+
+@Slf4j
+@Component
+public class DataLoaderRunner implements ApplicationRunner {
+
+ private final Map strategyMap;
+ private final InMemoryStore store;
+
+ public DataLoaderRunner(List strategies,
+ InMemoryStore store) {
+
+ this.strategyMap = strategies.stream()
+ .collect(Collectors.toMap(
+ FinanceDataStrategy::getType,
+ s -> s
+ ));
+
+ this.store = store;
+ }
+
+ @Override
+ public void run(ApplicationArguments args) {
+
+ log.info("=====> strategyMap : {}", this.strategyMap);
+ Map data = this.strategyMap.entrySet().stream()
+ .collect(Collectors.toMap(
+ Map.Entry::getKey,
+ e -> {
+ try {
+ BaseResponseDTO result = e.getValue().fetch();
+
+ return result.getData();
+ } catch (Exception ex) {
+ log.error("Error on strategy {}", e.getKey(), ex);
+ return null; // atau fallback
+ }
+ }
+ ));
+
+ store.init(data);
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/id/co/allobank/exchangerate/service/FinanceService.java b/src/main/java/id/co/allobank/exchangerate/service/FinanceService.java
new file mode 100644
index 00000000..211aeb15
--- /dev/null
+++ b/src/main/java/id/co/allobank/exchangerate/service/FinanceService.java
@@ -0,0 +1,51 @@
+package id.co.allobank.exchangerate.service;
+
+import java.util.List;
+import java.util.Map;
+import java.util.stream.Collectors;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.stereotype.Service;
+
+import id.co.allobank.exchangerate.common.Constant;
+import id.co.allobank.exchangerate.dto.BaseResponseDTO;
+import id.co.allobank.exchangerate.exception.CustomException;
+import id.co.allobank.exchangerate.store.InMemoryStore;
+import id.co.allobank.exchangerate.strategy.FinanceDataStrategy;
+
+@Service
+public class FinanceService {
+
+ private final Map strategyMap;
+ private final InMemoryStore store;
+
+ public FinanceService(List strategies, InMemoryStore store) {
+ this.strategyMap = strategies.stream()
+ .collect(Collectors.toMap(
+ FinanceDataStrategy::getType,
+ s -> s
+ ));
+ this.store = store;
+ }
+
+ public BaseResponseDTO> getData(String resourceType) {
+
+ Object cached = store.get(resourceType);
+
+ if (cached != null) {
+ return BaseResponseDTO.success(cached);
+ }
+
+ FinanceDataStrategy strategy = this.strategyMap.get(resourceType);
+
+ if (strategy == null) {
+ throw new CustomException(
+ "Invalid resource",
+ HttpStatus.BAD_REQUEST,
+ Constant.INVALID_REQUEST
+ );
+ }
+
+ return strategy.fetch();
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/id/co/allobank/exchangerate/store/InMemoryStore.java b/src/main/java/id/co/allobank/exchangerate/store/InMemoryStore.java
new file mode 100644
index 00000000..e2514fc9
--- /dev/null
+++ b/src/main/java/id/co/allobank/exchangerate/store/InMemoryStore.java
@@ -0,0 +1,20 @@
+package id.co.allobank.exchangerate.store;
+
+import org.springframework.stereotype.Component;
+
+import java.util.Map;
+
+@Component
+public class InMemoryStore {
+
+ private Map data;
+
+ public void init(Map data) {
+ this.data = Map.copyOf(data); // immutable
+ }
+
+ public Object get(String key) {
+ Object result = data.get(key);
+ return result;
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/id/co/allobank/exchangerate/strategy/CurrencyStrategy.java b/src/main/java/id/co/allobank/exchangerate/strategy/CurrencyStrategy.java
new file mode 100644
index 00000000..0755f315
--- /dev/null
+++ b/src/main/java/id/co/allobank/exchangerate/strategy/CurrencyStrategy.java
@@ -0,0 +1,31 @@
+package id.co.allobank.exchangerate.strategy;
+
+import java.util.Map;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import id.co.allobank.exchangerate.client.FrankfurterClient;
+import id.co.allobank.exchangerate.dto.BaseResponseDTO;
+
+@Component
+public class CurrencyStrategy implements FinanceDataStrategy {
+
+ @Autowired
+ private FrankfurterClient client;
+
+ // public CurrencyStrategy(FrankfurterClient client) {
+ // this.client = client;
+ // }
+
+ @Override
+ public String getType() {
+ return "supported_currencies";
+ }
+
+ @Override
+ public BaseResponseDTO> fetch() {
+ Map result = client.getCurrencies();
+ return BaseResponseDTO.success(result);
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/id/co/allobank/exchangerate/strategy/FinanceDataStrategy.java b/src/main/java/id/co/allobank/exchangerate/strategy/FinanceDataStrategy.java
new file mode 100644
index 00000000..ed14b1d2
--- /dev/null
+++ b/src/main/java/id/co/allobank/exchangerate/strategy/FinanceDataStrategy.java
@@ -0,0 +1,20 @@
+package id.co.allobank.exchangerate.strategy;
+
+import id.co.allobank.exchangerate.dto.BaseResponseDTO;
+
+public interface FinanceDataStrategy {
+
+ /**
+ * Key mapping untuk resourceType dari endpoint
+ * contoh:
+ * latest_idr_rates
+ * historical_idr_usd
+ * supported_currencies
+ */
+ String getType();
+
+ /**
+ * Execute logic untuk ambil + transform data
+ */
+ BaseResponseDTO fetch();
+}
diff --git a/src/main/java/id/co/allobank/exchangerate/strategy/HistoricalStrategy.java b/src/main/java/id/co/allobank/exchangerate/strategy/HistoricalStrategy.java
new file mode 100644
index 00000000..2c3ced0f
--- /dev/null
+++ b/src/main/java/id/co/allobank/exchangerate/strategy/HistoricalStrategy.java
@@ -0,0 +1,29 @@
+package id.co.allobank.exchangerate.strategy;
+
+import java.util.Map;
+
+import org.springframework.stereotype.Component;
+
+import id.co.allobank.exchangerate.client.FrankfurterClient;
+import id.co.allobank.exchangerate.dto.BaseResponseDTO;
+
+@Component
+public class HistoricalStrategy implements FinanceDataStrategy {
+
+ private final FrankfurterClient client;
+
+ public HistoricalStrategy(FrankfurterClient client) {
+ this.client = client;
+ }
+
+ @Override
+ public String getType() {
+ return "historical_idr_usd";
+ }
+
+ @Override
+ public BaseResponseDTO> fetch() {
+ Map result = client.getHistoricalRates();
+ return BaseResponseDTO.success(result);
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/id/co/allobank/exchangerate/strategy/LatestIdrRatesStrategy.java b/src/main/java/id/co/allobank/exchangerate/strategy/LatestIdrRatesStrategy.java
new file mode 100644
index 00000000..0407a029
--- /dev/null
+++ b/src/main/java/id/co/allobank/exchangerate/strategy/LatestIdrRatesStrategy.java
@@ -0,0 +1,91 @@
+package id.co.allobank.exchangerate.strategy;
+
+import java.util.Map;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.stereotype.Component;
+
+import id.co.allobank.exchangerate.client.FrankfurterClient;
+import id.co.allobank.exchangerate.common.Constant;
+import id.co.allobank.exchangerate.dto.BaseResponseDTO;
+import id.co.allobank.exchangerate.exception.CustomException;
+import lombok.extern.slf4j.Slf4j;
+
+@Slf4j
+@Component
+public class LatestIdrRatesStrategy implements FinanceDataStrategy {
+
+ private final FrankfurterClient client;
+
+ public LatestIdrRatesStrategy(FrankfurterClient client) {
+ this.client = client;
+ }
+
+ @Override
+ public String getType() {
+ return "latest_idr_rates";
+ }
+
+ @Override
+ public BaseResponseDTO> fetch() {
+
+ log.info("CALLING API: latest_idr_rates");
+
+ Map response = client.getLatestRates();
+
+ log.info("RESPONSE: " + response);
+
+ if (response == null) {
+ log.error("API response is null for latest_idr_rates");
+ throw new CustomException(
+ "API latest_idr_rates returned null",
+ HttpStatus.INTERNAL_SERVER_ERROR,
+ Constant.EXTERNAL_SERVICE_ERROR
+ );
+ }
+
+ Map rates = (Map) response.get("rates");
+
+ if (rates == null) {
+ log.error("Rates data is null in API response");
+ throw new CustomException(
+ "Rates is null from API",
+ HttpStatus.INTERNAL_SERVER_ERROR,
+ Constant.EXTERNAL_SERVICE_ERROR
+ );
+ }
+
+ if (!rates.containsKey("USD") || rates.get("USD") == null) {
+ log.error("USD rate is missing or null in API response");
+ throw new CustomException(
+ "USD rate is missing or null from API response",
+ HttpStatus.INTERNAL_SERVER_ERROR,
+ Constant.EXTERNAL_SERVICE_ERROR
+ );
+ }
+
+ double usdRate = rates.get("USD");
+
+ if (usdRate <= 0) {
+ log.error("Invalid USD rate received: {}", usdRate);
+ throw new CustomException(
+ "Invalid USD rate received from API: " + usdRate,
+ HttpStatus.INTERNAL_SERVER_ERROR,
+ Constant.EXTERNAL_SERVICE_ERROR
+ );
+ }
+
+ double spread = calculateSpreadFactor(Constant.GITHUB_USERNAME);
+
+ double result = (1 / usdRate) * (1 + spread);
+
+ rates.put("USD_BuySpread_IDR", result);
+
+ return BaseResponseDTO.success(response);
+ }
+
+ private double calculateSpreadFactor(String username) {
+ int sum = username.toLowerCase().chars().sum();
+ return (sum % 1000) / 100000.0;
+ }
+}
diff --git a/src/main/resources/.DS_Store b/src/main/resources/.DS_Store
new file mode 100644
index 00000000..25ddf2b0
Binary files /dev/null and b/src/main/resources/.DS_Store differ
diff --git a/src/main/resources/banner.txt b/src/main/resources/banner.txt
new file mode 100644
index 00000000..09dfafdc
--- /dev/null
+++ b/src/main/resources/banner.txt
@@ -0,0 +1,9 @@
+ ___ _ ___ _
+( _`\ ( ) | _`\ ( )_ _
+| (_(_) ___ | |__ _ _ ___ __ __ | (_) ) _ _ | ,_) __ ___ __ _ __ _ _ (_) ___ __
+| _)_ (`\/') /'___)| _ `\ /'_` )/' _ `\ /'_ `\ /'__`\ | , / /'_` )| | /'__`\ /',__) /'__`\( '__)( ) ( )| | /'___) /'__`\
+| (_( ) > < ( (___ | | | |( (_| || ( ) |( (_) |( ___/ | |\ \ ( (_| || |_ ( ___/ \__, \( ___/| | | \_/ || |( (___ ( ___/
+(____/'(_/\_)`\____)(_) (_)`\__,_)(_) (_)`\__ |`\____) (_) (_)`\__,_)`\__)`\____) (____/`\____)(_) `\___/'(_)`\____)`\____)
+ ( )_) |
+ \___/'
+${application.title} ${application.version} Powered by Spring Boot ${spring-boot.version}
diff --git a/src/main/resources/config/application.properties b/src/main/resources/config/application.properties
new file mode 100644
index 00000000..8316c626
--- /dev/null
+++ b/src/main/resources/config/application.properties
@@ -0,0 +1,27 @@
+server.port=8082
+
+# ===============================
+# LOG
+# ===============================
+logging.level.root=INFO
+logging.level.id.co.allobank=DEBUG
+
+# ===============================
+# SWAGGER
+# ===============================
+springdoc.swagger-ui.enabled=true
+springdoc.swagger-ui.path=/swagger-ui.html
+springdoc.api-docs.path=/api-docs
+springdoc.api-docs.enabled=true
+
+springdoc.default-consumes-media-type=application/json
+springdoc.default-produces-media-type=application/json
+
+open-api.title=exchangerate
+open-api.description=REST API for currency exchange rate aggregation using Frankfurter API, supporting real-time conversion and standardized response format
+open-api.version=v1.0.0
+
+# ===============================
+# EXTERNAL API
+# ===============================
+frankfurter.base-url=https://api.frankfurter.app/
\ No newline at end of file