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@ECHO OFF
SET JRE_RUNNING=
SET PROBLEM=
SET INST_FILE=%~n1
SET LOG_DIR=%windir%\system32\LogFiles
SET CMD_OPTS= /s REBOOT=ReallySuppress /L*v "%LOG_DIR%\%INST_FILE%_inst.log"

ECHO.
ECHO Check for installer requirements...
ECHO.
IF NOT EXIST "%~dp0%INST_FILE%.exe" (
	ECHO NOT_FOUND	%~dp0%INST_FILE%.exe
	SET INST_FILE=
	SET PROBLEM=1
) ELSE (
	ECHO FOUND		%~dp0%INST_FILE%.exe
)
IF NOT EXIST "%LOG_DIR%" (
	ECHO NOT_FOUND	%LOG_DIR%
	SET LOG_DIR=
	SET PROBLEM=1
) ELSE (
	ECHO FOUND		%LOG_DIR%
)

REM If running, exit installation or unexpected results will be encountered.
REM These executables were discoverd by running dir /b on the Java installation directory
REM This may need to be updated if these have changed.
FOR %%i IN (jabswitch.exe,java-rmi.exe,java.exe,javacpl.exe,javaw.exe,javaws.exe,jp2launcher.exe,jqs.exe,keytool.exe,kinit.exe,klist.exe,ktab.exe,orbd.exe,pack200.exe,policytool.exe,rmid.exe,rmiregistry.exe,servertool.exe,ssvagent.exe,tnameserv.exe,unpack200.exe) DO (
	TASKLIST /FI "IMAGENAME eq %%i" | FIND /I /N "%%i">NUL
	IF NOT ERRORLEVEL 1 (
		ECHO RUNNING		%%i
		SET JRE_RUNNING=1
		SET PROBLEM=1
	) ELSE (
		ECHO NOT_RUNNING	%%i
	)
)

ECHO.
IF DEFINED PROBLEM (
	ECHO.
	ECHO Problems were encountered. Please correct and try again.
	ECHO.
	IF DEFINED JRE_RUNNING ECHO 	In-use JRE instances detected.
	IF NOT DEFINED INST_FILE ECHO 	Installer not found.
	IF NOT DEFINED LOG_DIR ECHO 	Log output directory not found.
	SET PROBLEM=
	EXIT /B -1
)

ECHO.
ECHO Installing...
ECHO.
"%~1" %CMD_OPTS%