#!/bin/ksh93

BASEDIR=@CLIENT_BASEDIR@

# Honored variables:
# JAVA: the java executable to use. If not set:
# JAVA_HOME: directory which contains the bin/java executable to use. If not set
# PATH:  the environment variable, which contains the path of the java
#        executable to use
# JAVA_OPTS: additional options to pass to the VM on start.
# OWLTOOLS_MEMORY: max. memory to allow the VM to consume (e.g. 2G or 512M)
# LIBDIR: the directory, which contains all the java archives (*.jar) to use
#         for a run.
# CLASSPATH: The classpath to use in addition to the default one.

FPROG="${.sh.file##*/}"
SDIR="${.sh.match%/*/}"

MAIN='owltools.cli.CommandLineInterface'
[[ ${FPROG} == 'obo-roundtrip' ]] && MAIN='owltools.cli.Obo2Obo'

if [[ -z ${LIBDIR} ]]; then
	if [[ -e ${BASEDIR}/share/java/owltools/lib ]]; then
		LIBDIR=${BASEDIR}/share/java/owltools/lib
	elif [[ -e ${SDIR}/lib/logback.xml ]]; then
		LIBDIR="${SDIR}/lib"
	elif [[ -d '/usr/share/java/owltools/lib' ]]; then
		print -u2 'owltools/lib directory not found - exiting.'
		exit 1
	else
		LIBDIR='/usr/share/java/owltools/lib'
	fi
fi

if [[ -z ${JAVA} ]]; then
	if [[ -n ${JAVA_HOME} && -x ${JAVA_HOME}/bin/java ]]; then
		JAVA="${JAVA_HOME}/bin/java"
	else
		JAVA=${ whence java ; }
		if ! [[ -n ${JAVA} && -x ${JAVA} ]]; then
			print -u2 'java not found. Adjust your PATH or JAVA_HOME variable!'
			exit 2
		fi
	fi
fi

unset JVM_OPTS ; typeset -a JVM_OPTS
JVM_OPTS=(
	'-Xms2048M' 
	'-DentityExpansionLimit=4086000'
	'-Djava.awt.headless=true'
	"-DlauncherDir=${LIBDIR%/*}/bin"
)

if [[ -e ${SDIR}/${FPROG}.vmoptions ]]; then
	JVM_OPTS+=( $(<${SDIR}/${FPROG}.vmoptions) )
elif [[ -n ${OWLTOOLS_MEMORY} ]]; then
	JVM_OPTS+=( "-Xmx${OWLTOOLS_MEMORY}" )
else
	JVM_OPTS+=( '-Xmx6G' )
fi

CP= M=
cd ${LIBDIR}
for F in ~(N)*.jar ; do
	[[ ${F:0:16} == 'OWLTools-Runner-' ]] && M="$F" || CP+=":$F"
done
[[ -n ${CLASSPATH} ]] && CP+=":${CLASSPATH}"

exec ${JAVA} -cp "${LIBDIR}:${M}:${CP}" "${JVM_OPTS[@]}" ${MAIN} "$@"