@echo off

setlocal enableextensions enabledelayedexpansion

set CATALINA_HOME=\tomcat\

set "__STUFF.1=1"
set "__STUFF.2=2"
set "__STUFF.3=3"

rem check for JAVA_HOME
if DEFINED JAVA_HOME (goto install) else (goto error)

:install
for /F "tokens=2* delims=.=" %%A in ('set __STUFF') DO (
  @echo off

  set "CATALINA_BASE=%CATALINA_HOME%\instances\%%B"

  set "JvmOpts=%JAVA_OPTS%"
  set "JvmOpts=!JvmOpts!;-Dcatalina.base=!CATAlINA_BASE!"
  set "JvmOpts=!JvmOpts!;-Dcatalina.home=%CATALINA_HOME%"
  set "JvmOpts=!JvmOpts!;-Djava.endorsed.dirs=%CATALINA_HOME%\endorsed"
  set "JvmOpts=!JvmOpts!;-Djava.io.tmpdir=%CATAlINA_BASE%\temp"
  set "JvmOpts=!JvmOpts!;-Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager"
  set "JvmOpts=!JvmOpts!;-Djava.util.logging.config.file=%CATAlINA_BASE%\conf\logging.properties"

  rem update service
  %CATALINA_HOME%\bin\tomcat7.exe //US//%%B --DisplayName=%%B --Description="Tomcat 7 service." --JvmOptions="!JvmOpts!"

  rem copy file
  copy %CATALINA_HOME%\bin\tomcat7w.exe %CATALINA_HOME%\bin\%%Bw.exe /Y
)

goto success

:error
echo Fail.
goto done

:success
echo Success!
goto done

:done

endlocal