"%JAVACMD%" ^
  %MAVEN_OPTS% ^
  %MAVEN_DEBUG_OPTS% ^
  -classpath %LAUNCHER_JAR% ^
  "-Dclassworlds.conf=%CLASSWORLDS_CONF%" ^
  "-Dmaven.home=%MAVEN_HOME%" ^
  "-Dlibrary.jansi.path=%MAVEN_HOME%\lib\jansi-native" ^
  "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" ^
  %LAUNCHER_CLASS% ^
  %MAVEN_ARGS% ^
  %*
if ERRORLEVEL 1 goto error
goto end

:error
set ERROR_CODE=1

:end
@endlocal & set ERROR_CODE=%ERROR_CODE%

:skipRc

@setlocal

set ERROR_CODE=0

@REM ==== START VALIDATION ====
if not "%JAVA_HOME%"=="" goto javaHomeSet
for %%i in (java.exe) do set "JAVACMD=%%~$PATH:i"
goto checkJavaCmd

:javaHomeSet
set "JAVACMD=%JAVA_HOME%\bin\java.exe"

if not exist "%JAVACMD%" (
  echo The JAVA_HOME environment variable is not defined correctly, so Apache Maven cannot be started. >&2