#!/bin/sh
###Licensed Materials - Property of IBM
###
###IBM Cognos Products: rspecupgrade
###
###(C) Copyright IBM Corp. 2005, 2022
###
###US Government Users Restricted Rights - Use, duplication or disclosure 
###restricted by GSA ADP Schedule Contract with IBM Corp.
# Purpose
#	Set environment variables needed for Java and run a Java program.
#
# Arguments:
#   Parameters to the java command.
#
###################################################################

###################################################################

# Define the CLASSPATH separator character.
# Would you believe that it is semicolon on Windows and colon on other platforms?
sep=":"
# Define exe extention for Windows executables
exeExt=""
# Define the path to the bundled JRE.
ReportNetJRE=""

platform="`uname -s`"

case $platform in
Windows*|CYGWIN*|MINGW*) 
	sep=";"
	exeExt=".exe"
	if [ -z '../ibm-jre/jre' ]
	then
		ReportNetJRE=../ibm-jre/jre
	else
		ReportNetJRE=../jre
	fi
	# Replace the back slashes with forward slashes in the first parameter.
	# Otherwise the substring operations used to extract the filename (see v5queries variable) do not work properly.
	cleanv4path=`tr '\\' '/' << THEPATH
${1}
THEPATH
`
	;;
esac


# Option to be used with JAVA_CMD when executing programs.
# Can not be part of JAVA_CMD since JRE_HOME can have spaces
# and JAVA_CMD must be one "word" if it is to be quoted.
#
# Use of the variable must not be in quotes otherwise an empty
# string will be passed to java as a parameter.
#
# Value is either an empty string or "-classic"
JAVA_OPTS=""


if [ -z "$JRE_HOME" ]
then
  if [ -z "$JAVA_HOME" ]
  then
    if [  -z "$ReportNetJRE" ]
    then
      echo
    else
      echo "Setting JRE_HOME to $ReportNetJRE"
      JRE_HOME="$ReportNetJRE"
    fi
  else
    echo "Setting JRE_HOME to value of JAVA_HOME: $JAVA_HOME"
    JRE_HOME="$JAVA_HOME"
  fi
else
  echo "Using predefined JRE_HOME $JRE_HOME"
fi

if [ -z "$JRE_HOME" ]
then
	echo "JRE_HOME is not defined. Please specify a valid JRE_HOME environment variable."
        exit 44
fi
echo "JRE_HOME=$JRE_HOME"

JAVA_CMD="${JRE_HOME}/bin/java$exeExt"
if [ -f "$JAVA_CMD" ]
then
  echo "Using "$JAVA_CMD
else
    	echo "Cannot find $JAVA_CMD"
	exit 55
fi
	
CLASSPATH=".${sep}./jdxslt.jar${sep}./jaxen-1.1.1.jar${sep}${JRE_HOME}/lib/rt.jar${sep}./qfwV4toV5J.jar${sep}./cclcfgapi.jar${sep}./CognosIPF.jar${sep}./cclcoreutil.jar${sep}./log4j-api-2.17.1.jar${sep}./log4j-core-2.17.1.jar${sep}./log4j-over-slf4j-1.7.35.jar${sep}./slf4j-api-1.7.35.jar${sep}./icu4j.jar${sep}./dom4j-2.1.1.jar${sep}./jcam_crypto.jar${sep}./RSUpgrade.jar${sep}../webapps/p2pd/WEB-INF/lib/CognosCMPlugin.jar${sep}../webapps/p2pd/WEB-INF/lib/json4j.jar${sep}./jakarta-oro-2.0.8.jar${sep}./commons-lang-2.6.jar${sep}./commons-logging-1.1.jar${sep}./RSUpgradeTest.jar${sep}./i18nj.jar${sep}commons-httpclient-3.1.jar"

# User defined classpath elements to add
case $1 in
-cp) 
  shift
  CLASSPATH="$CLASSPATH${sep}${1}"
  shift
  ;;
esac


# The following case statement was copied from crconfig.sh
# It would be better to have a single script that we all use to invoke Java.
# I will propose this to the Java working group.
case $platform in
Linux)
	if [ -z "$LD_LIBRARY_PATH" ]
	then
		LD_LIBRARY_PATH=.
	else
		LD_LIBRARY_PATH=".:$LD_LIBRARY_PATH"
	fi
	export LD_LIBRARY_PATH

	# Determine the Threading Model
	# getconf will return either linuxthreads-<version> or NPTL <version> depending on the threading model.
	getconf GNU_LIBPTHREAD_VERSION 2>&1 | grep NPTL > /dev/null 2>&1
	if [ $? -eq 0 ] ; then
		hasNPTL=true
	else
		hasNPTL=false
	fi

	if [ ${hasNPTL} = true ] ; then
		#
		# Linux Distribution supporting NPTL (Native POSIX Threads Library)
		# IBM JRE versions 1.4.1 and earlier do not support NPTL; required to use LinuxThreads
		# by setting LD_ASSUME_KERNEL=2.4.19
		#
		IBM_JRE_VERSION=`${JAVA_CMD} -version 2>&1 | sed -n 's/.*\([0-9]\.[0-9]*\.[0-9]*\)[ ]*IBM.*/\1/p'`
		useLinuxThreads=false
		case ${IBM_JRE_VERSION:=0} in
			1.4.*)
				IBM_JRE_REVISION=`echo ${IBM_JRE_VERSION} | sed -n 's/1\.[0-9]*\.\([0-9]*\)/\1/p'`
				if [ ${IBM_JRE_REVISION} -lt 2 ] ; then
					useLinuxThreads=true
				fi
				;;
			1.3.*)
				useLinuxThreads=true
				;;
		esac
		if [ ${useLinuxThreads} = true ] ; then
			LD_ASSUME_KERNEL=2.4.19
			export LD_ASSUME_KERNEL
		fi
	fi
	;;
SunOS)
	if [ -z "$LD_LIBRARY_PATH" ]
	then
		LD_LIBRARY_PATH=.
	else
		LD_LIBRARY_PATH=".:$LD_LIBRARY_PATH"
	fi
	export LD_LIBRARY_PATH
	;;
AIX)
	if [ -z "$LIBPATH" ]
	then
		LIBPATH=.
	else
		LIBPATH=".:$LIBPATH"
	fi
	export LIBPATH
	JAVA_OPTS="-Xmx512345678"
	;;
HP-UX)
	if [ -z "$SHLIB_PATH" ]
	then
		SHLIB_PATH=.
	else
		SHLIB_PATH=".:$SHLIB_PATH"
	fi
	export SHLIB_PATH
	if [ "$LC_CTYPE" = "ja_JP.utf8" ]
	then
		JAVA_CMD="$JRE_HOME/bin/java"  
		export JAVA_CMD
		JAVA_OPTS="-classic"
	else if [ "$LANG" = "ja_JP.utf8" ]
	then
		JAVA_CMD="$JRE_HOME/bin/java"
		export JAVA_CMD
		JAVA_OPTS="-classic"
	fi
	fi
        JAVA_OPTS="$JAVA_OPTS -Xmx512345678"
	;;
OS/390)
	if [ "$LIBPATH" = "" ]
	then
		LIBPATH=.
	else
		LIBPATH=".:$LIBPATH"
	fi
	export LIBPATH
	IBM_JAVA_OPTIONS="-Dfile.encoding=ISO8859-1 -Xnoargsconversion"
	export IBM_JAVA_OPTIONS
	IBM_JAVA_ENABLE_ASCII_FILETAG="ON"
	export IBM_JAVA_ENABLE_ASCII_FILETAG
	;;
Windows*|CYGWIN*|MINGW*) 
	;;
*)
	echo ""
	echo "Unexpected platform: $platform"
	echo ""
	;;
esac


echo $*
echo "$JAVA_CMD" ${JAVA_OPTS} -cp "$CLASSPATH"  $*
"$JAVA_CMD" ${JAVA_OPTS}  -cp "$CLASSPATH"  $*
exit $?