Groovy example source code file (gradlew.bat)

This example Groovy source code file (gradlew.bat) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Groovy tags/keywords

cmd_line_args, command_com, dirname, dirname, find_exe, gradle_opts, gradle_opts, java_home, java_home, java_opts, os, systemroot, systemroot, windows_nt

The Groovy gradlew.bat source code

@if "%DEBUG%" == "" @echo off
@rem ##########################################################################
@rem                                                                         ##
@rem  Gradle startup script for Windows                                      ##
@rem                                                                         ##
@rem ##########################################################################

@rem
@rem $Revision: 10602 $ $Date: 2008-01-25 02:49:54 +0100 (ven., 25 janv. 2008) $
@rem

@rem Set local scope for the variables with windows NT shell
if "%OS%"=="Windows_NT" setlocal

@rem Uncomment those lines to set JVM options. GRADLE_OPTS and JAVA_OPTS can be used together.
@rem set GRADLE_OPTS=%GRADLE_OPTS% -Xmx512m
@rem set JAVA_OPTS=%JAVA_OPTS% -Xmx512m

set DIRNAME=%~dp0
if "%DIRNAME%" == "" set DIRNAME=.\

@rem Determine the command interpreter to execute the "CD" later
set COMMAND_COM="cmd.exe"
if exist "%SystemRoot%\system32\cmd.exe" set COMMAND_COM="%SystemRoot%\system32\cmd.exe"
if exist "%SystemRoot%\command.com" set COMMAND_COM="%SystemRoot%\command.com"

@rem Use explicit find.exe to prevent cygwin and others find.exe from being used
set FIND_EXE="find.exe"
if exist "%SystemRoot%\system32\find.exe" set FIND_EXE="%SystemRoot%\system32\find.exe"
if exist "%SystemRoot%\command\find.exe" set FIND_EXE="%SystemRoot%\command\find.exe"

:check_JAVA_HOME
@rem Make sure we have a valid JAVA_HOME
if not "%JAVA_HOME%" == "" goto have_JAVA_HOME

echo.
echo ERROR: Environment variable JAVA_HOME has not been set.
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
echo.
goto end

:have_JAVA_HOME
@rem Validate JAVA_HOME
%COMMAND_COM% /C DIR "%JAVA_HOME%" 2>&1 | %FIND_EXE% /I /C "%JAVA_HOME%" >nul
if not errorlevel 1 goto init

echo.
echo ERROR: JAVA_HOME might be set to an invalid directory: %JAVA_HOME%
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation if there are problems.
echo.

:init
@rem get name of script to launch with full path
@rem Get command-line arguments, handling Windowz variants
SET _marker=%JAVA_HOME: =%
@rem IF NOT "%_marker%" == "%JAVA_HOME%" ECHO JAVA_HOME "%JAVA_HOME%" contains spaces. Please change to a location without spaces if this causes problems.

if not "%OS%" == "Windows_NT" goto win9xME_args
if "%eval[2+2]" == "4" goto 4NT_args

IF "%_marker%" == "%JAVA_HOME%" goto :win9xME_args

set _FIXPATH=
call :fixpath "%JAVA_HOME%"
set JAVA_HOME=%_FIXPATH:~1%

goto win9xME_args

:fixpath
if not %1.==. (
for /f "tokens=1* delims=;" %%a in (%1) do (
call :shortfilename "%%a" & call :fixpath "%%b"
)
)
goto :EOF
:shortfilename
for %%i in (%1) do set _FIXPATH=%_FIXPATH%;%%~fsi
goto :EOF


:win9xME_args
@rem Slurp the command line arguments.
set CMD_LINE_ARGS=
set _SKIP=2

:win9xME_args_slurp
if "x%~1" == "x" goto execute

set CMD_LINE_ARGS=%*
goto execute

:4NT_args
@rem Get arguments from the 4NT Shell from JP Software
set CMD_LINE_ARGS=%$

:execute
@rem Setup the command line

set STARTER_MAIN_CLASS=org.gradle.wrapper.GradleWrapperMain
set CLASSPATH=%DIRNAME%\gradle\wrapper\gradle-wrapper.jar
set WRAPPER_PROPERTIES=%DIRNAME%\gradle\wrapper\gradle-wrapper.properties
set JAVA_EXE=%JAVA_HOME%\bin\java.exe

set GRADLE_OPTS=%JAVA_OPTS% %GRADLE_OPTS% -Dorg.gradle.wrapper.properties="%WRAPPER_PROPERTIES%"

"%JAVA_EXE%" %GRADLE_OPTS% -classpath "%CLASSPATH%" %STARTER_MAIN_CLASS% %CMD_LINE_ARGS%

:end
@rem End local scope for the variables with windows NT shell
if "%ERRORLEVEL%"=="0" goto mainEnd

if not "%OS%"=="Windows_NT" echo 1 > nul | choice /n /c:1

rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
rem the _cmd.exe /c_ return code!
if  not "" == "%GRADLE_EXIT_CONSOLE%" exit "%ERRORLEVEL%"
exit /b "%ERRORLEVEL%"

:mainEnd
if "%OS%"=="Windows_NT" endlocal

:omega