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  • @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%