diff --git a/build/build.xml b/build/build.xml
index 7f00836..89c561b 100644
--- a/build/build.xml
+++ b/build/build.xml
@@ -29,6 +29,10 @@
+
+
@@ -128,21 +132,43 @@
+
+
+
+
+
+
@@ -203,4 +229,4 @@
-
\ No newline at end of file
+
diff --git a/mac/jarbundler-core-3.3.0.jar b/mac/jarbundler-core-3.3.0.jar
new file mode 100644
index 0000000..f31c478
Binary files /dev/null and b/mac/jarbundler-core-3.3.0.jar differ
diff --git a/mac/universalJavaApplicationStub b/mac/universalJavaApplicationStub
new file mode 100755
index 0000000..0d4ad9e
--- /dev/null
+++ b/mac/universalJavaApplicationStub
@@ -0,0 +1,535 @@
+#!/bin/bash
+##################################################################################
+# #
+# universalJavaApplicationStub #
+# #
+# #
+# A shellscript JavaApplicationStub for Java Apps on Mac OS X #
+# that works with both Apple's and Oracle's plist format. #
+# #
+# Inspired by Ian Roberts stackoverflow answer #
+# at http://stackoverflow.com/a/17546508/1128689 #
+# #
+# #
+# @author Tobias Fischer #
+# @url https://github.com/tofi86/universalJavaApplicationStub #
+# @date 2017-07-28 #
+# @version 2.1.0 #
+# #
+# #
+##################################################################################
+# #
+# #
+# The MIT License (MIT) #
+# #
+# Copyright (c) 2017 Tobias Fischer #
+# #
+# Permission is hereby granted, free of charge, to any person obtaining a copy #
+# of this software and associated documentation files (the "Software"), to deal #
+# in the Software without restriction, including without limitation the rights #
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell #
+# copies of the Software, and to permit persons to whom the Software is #
+# furnished to do so, subject to the following conditions: #
+# #
+# The above copyright notice and this permission notice shall be included in all #
+# copies or substantial portions of the Software. #
+# #
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR #
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, #
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE #
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER #
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, #
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE #
+# SOFTWARE. #
+# #
+##################################################################################
+
+
+
+#
+# resolve symlinks
+############################################
+
+PRG=$0
+
+while [ -h "$PRG" ]; do
+ ls=`ls -ld "$PRG"`
+ link=`expr "$ls" : '^.*-> \(.*\)$' 2>/dev/null`
+ if expr "$link" : '^/' 2> /dev/null >/dev/null; then
+ PRG="$link"
+ else
+ PRG="`dirname "$PRG"`/$link"
+ fi
+done
+
+# set the directory abspath of the current shell script
+PROGDIR=`dirname "$PRG"`
+
+
+
+#
+# set files and folders
+############################################
+
+# the absolute path of the app package
+cd "$PROGDIR"/../../
+AppPackageFolder=`pwd`
+
+# the base path of the app package
+cd ..
+AppPackageRoot=`pwd`
+
+# set Apple's Java folder
+AppleJavaFolder="${AppPackageFolder}"/Contents/Resources/Java
+
+# set Apple's Resources folder
+AppleResourcesFolder="${AppPackageFolder}"/Contents/Resources
+
+# set Oracle's Java folder
+OracleJavaFolder="${AppPackageFolder}"/Contents/Java
+
+# set Oracle's Resources folder
+OracleResourcesFolder="${AppPackageFolder}"/Contents/Resources
+
+# set path to Info.plist in bundle
+InfoPlistFile="${AppPackageFolder}"/Contents/Info.plist
+
+# set the default JVM Version to a null string
+JVMVersion=""
+
+
+
+#
+# read Info.plist and extract JVM options
+############################################
+
+# read the program name from CFBundleName
+CFBundleName=`/usr/libexec/PlistBuddy -c "print :CFBundleName" "${InfoPlistFile}"`
+
+# read the icon file name
+CFBundleIconFile=`/usr/libexec/PlistBuddy -c "print :CFBundleIconFile" "${InfoPlistFile}"`
+
+
+# check Info.plist for Apple style Java keys -> if key :Java is present, parse in apple mode
+/usr/libexec/PlistBuddy -c "print :Java" "${InfoPlistFile}" > /dev/null 2>&1
+exitcode=$?
+JavaKey=":Java"
+
+# if no :Java key is present, check Info.plist for universalJavaApplication style JavaX keys -> if key :JavaX is present, parse in apple mode
+if [ $exitcode -ne 0 ]; then
+ /usr/libexec/PlistBuddy -c "print :JavaX" "${InfoPlistFile}" > /dev/null 2>&1
+ exitcode=$?
+ JavaKey=":JavaX"
+fi
+
+
+# read Info.plist in Apple style if exit code returns 0 (true, :Java key is present)
+if [ $exitcode -eq 0 ]; then
+
+ # set Java and Resources folder
+ JavaFolder="${AppleJavaFolder}"
+ ResourcesFolder="${AppleResourcesFolder}"
+
+ APP_PACKAGE="${AppPackageFolder}"
+ JAVAROOT="${AppleJavaFolder}"
+ USER_HOME="$HOME"
+
+
+ # read the Java WorkingDirectory
+ JVMWorkDir=`/usr/libexec/PlistBuddy -c "print ${JavaKey}:WorkingDirectory" "${InfoPlistFile}" 2> /dev/null | xargs`
+
+ # set Working Directory based upon Plist info
+ if [[ ! -z ${JVMWorkDir} ]]; then
+ WorkingDirectory="${JVMWorkDir}"
+ else
+ # AppPackageRoot is the standard WorkingDirectory when the script is started
+ WorkingDirectory="${AppPackageRoot}"
+ fi
+
+ # expand variables $APP_PACKAGE, $JAVAROOT, $USER_HOME
+ WorkingDirectory=`eval "echo ${WorkingDirectory}"`
+
+
+ # read the MainClass name
+ JVMMainClass=`/usr/libexec/PlistBuddy -c "print ${JavaKey}:MainClass" "${InfoPlistFile}" 2> /dev/null`
+
+ # read the SplashFile name
+ JVMSplashFile=`/usr/libexec/PlistBuddy -c "print ${JavaKey}:SplashFile" "${InfoPlistFile}" 2> /dev/null`
+
+ # read the JVM Options
+ JVMOptions=`/usr/libexec/PlistBuddy -c "print ${JavaKey}:Properties" "${InfoPlistFile}" 2> /dev/null | grep " =" | sed 's/^ */-D/g' | tr '\n' ' ' | sed 's/ */ /g' | sed 's/ = /=/g' | xargs`
+ # replace occurences of $APP_ROOT with its content
+ JVMOptions=`eval "echo ${JVMOptions}"`
+
+ # read StartOnMainThread
+ JVMStartOnMainThread=`/usr/libexec/PlistBuddy -c "print ${JavaKey}:StartOnMainThread" "${InfoPlistFile}" 2> /dev/null`
+ if [ "${JVMStartOnMainThread}" == "true" ]; then
+ JVMOptions+=" -XstartOnFirstThread"
+ fi
+
+ # read the ClassPath in either Array or String style
+ JVMClassPath_RAW=`/usr/libexec/PlistBuddy -c "print ${JavaKey}:ClassPath" "${InfoPlistFile}" 2> /dev/null`
+ if [[ $JVMClassPath_RAW == *Array* ]] ; then
+ JVMClassPath=.`/usr/libexec/PlistBuddy -c "print ${JavaKey}:ClassPath" "${InfoPlistFile}" 2> /dev/null | grep " " | sed 's/^ */:/g' | tr -d '\n' | xargs`
+ else
+ JVMClassPath=${JVMClassPath_RAW}
+ fi
+ # expand variables $APP_PACKAGE, $JAVAROOT, $USER_HOME
+ JVMClassPath=`eval "echo ${JVMClassPath}"`
+
+ # read the JVM Default Options in either Array or String style
+ JVMDefaultOptions_RAW=`/usr/libexec/PlistBuddy -c "print ${JavaKey}:VMOptions" "${InfoPlistFile}" 2> /dev/null | xargs`
+ if [[ $JVMDefaultOptions_RAW == *Array* ]] ; then
+ JVMDefaultOptions=`/usr/libexec/PlistBuddy -c "print ${JavaKey}:VMOptions" "${InfoPlistFile}" 2> /dev/null | grep " " | sed 's/^ */ /g' | tr -d '\n' | xargs`
+ else
+ JVMDefaultOptions=${JVMDefaultOptions_RAW}
+ fi
+
+ # read the JVM Arguments
+ JVMArguments=`/usr/libexec/PlistBuddy -c "print ${JavaKey}:Arguments" "${InfoPlistFile}" 2> /dev/null | xargs`
+ # replace occurences of $APP_ROOT with its content
+ JVMArguments=`eval "echo ${JVMArguments}"`
+
+ # read the Java version we want to find
+ JVMVersion=`/usr/libexec/PlistBuddy -c "print ${JavaKey}:JVMVersion" "${InfoPlistFile}" 2> /dev/null | xargs`
+
+# read Info.plist in Oracle style
+else
+
+ # set Working Directory and Java and Resources folder
+ JavaFolder="${OracleJavaFolder}"
+ ResourcesFolder="${OracleResourcesFolder}"
+ WorkingDirectory="${OracleJavaFolder}"
+
+ APP_ROOT="${AppPackageFolder}"
+
+ # read the MainClass name
+ JVMMainClass=`/usr/libexec/PlistBuddy -c "print :JVMMainClassName" "${InfoPlistFile}" 2> /dev/null`
+
+ # read the SplashFile name
+ JVMSplashFile=`/usr/libexec/PlistBuddy -c "print :JVMSplashFile" "${InfoPlistFile}" 2> /dev/null`
+
+ # read the JVM Options
+ JVMOptions=`/usr/libexec/PlistBuddy -c "print :JVMOptions" "${InfoPlistFile}" 2> /dev/null | grep " -" | tr -d '\n' | sed 's/ */ /g' | xargs`
+ # replace occurences of $APP_ROOT with its content
+ JVMOptions=`eval "echo ${JVMOptions}"`
+
+ # read the ClassPath in either Array or String style
+ JVMClassPath_RAW=`/usr/libexec/PlistBuddy -c "print JVMClassPath" "${InfoPlistFile}" 2> /dev/null`
+ if [[ $JVMClassPath_RAW == *Array* ]] ; then
+ JVMClassPath=.`/usr/libexec/PlistBuddy -c "print JVMClassPath" "${InfoPlistFile}" 2> /dev/null | grep " " | sed 's/^ */:/g' | tr -d '\n' | xargs`
+ # expand variables $APP_PACKAGE, $JAVAROOT, $USER_HOME
+ JVMClassPath=`eval "echo ${JVMClassPath}"`
+
+ elif [[ ! -z ${JVMClassPath_RAW} ]] ; then
+ JVMClassPath=${JVMClassPath_RAW}
+ # expand variables $APP_PACKAGE, $JAVAROOT, $USER_HOME
+ JVMClassPath=`eval "echo ${JVMClassPath}"`
+
+ else
+ #default: fallback to OracleJavaFolder
+ JVMClassPath="${JavaFolder}/*"
+ # Do NOT expand the default App.app/Contents/Java/* classpath (#42)
+ fi
+
+ # read the JVM Default Options
+ JVMDefaultOptions=`/usr/libexec/PlistBuddy -c "print :JVMDefaultOptions" "${InfoPlistFile}" 2> /dev/null | grep -o " \-.*" | tr -d '\n' | xargs`
+
+ # read the JVM Arguments
+ JVMArguments=`/usr/libexec/PlistBuddy -c "print :JVMArguments" "${InfoPlistFile}" 2> /dev/null | tr -d '\n' | sed -E 's/Array \{ *(.*) *\}/\1/g' | sed 's/ */ /g' | xargs`
+ # replace occurences of $APP_ROOT with its content
+ JVMArguments=`eval "echo ${JVMArguments}"`
+fi
+
+
+
+#
+# internationalized messages
+#
+############################################
+
+LANG=`defaults read -g AppleLocale`
+
+# French localization
+if [[ $LANG == fr* ]] ; then
+ MSG_ERROR_LAUNCHING="Erreur au lancement de '${CFBundleName}'."
+ MSG_MISSING_MAINCLASS="'MainClass' n'est pas spécifié.\nL'application Java ne peut pas être lancée."
+ MSG_NO_SUITABLE_JAVA="La version de Java installée sur votre système ne convient pas.\nCe programme nécessite Java"
+ MSG_JAVA_VERSION_OR_LATER="ou ultérieur"
+ MSG_JAVA_VERSION_LATEST="(dernière mise à jour)"
+ MSG_NO_SUITABLE_JAVA_CHECK="Merci de bien vouloir installer la version de Java requise."
+ MSG_INSTALL_JAVA="Java doit être installé sur votre système.\nRendez-vous sur java.com et suivez les instructions d'installation..."
+ MSG_LATER="Plus tard"
+ MSG_VISIT_JAVA_DOT_COM="Visiter java.com"
+
+# German localization
+elif [[ $LANG == de* ]] ; then
+ MSG_ERROR_LAUNCHING="FEHLER beim Starten von '${CFBundleName}'."
+ MSG_MISSING_MAINCLASS="Die 'MainClass' ist nicht spezifiziert!\nDie Java-Anwendung kann nicht gestartet werden!"
+ MSG_NO_SUITABLE_JAVA="Es wurde keine passende Java-Version auf Ihrem System gefunden!\nDieses Programm benötigt Java"
+ MSG_JAVA_VERSION_OR_LATER="oder neuer"
+ MSG_JAVA_VERSION_LATEST="(neuste Unterversion)"
+ MSG_NO_SUITABLE_JAVA_CHECK="Stellen Sie sicher, dass die angeforderte Java-Version installiert ist."
+ MSG_INSTALL_JAVA="Auf Ihrem System muss die 'Java'-Software installiert sein.\nBesuchen Sie java.com für weitere Installationshinweise."
+ MSG_LATER="Später"
+ MSG_VISIT_JAVA_DOT_COM="java.com öffnen"
+
+# English default localization
+else
+ MSG_ERROR_LAUNCHING="ERROR launching '${CFBundleName}'."
+ MSG_MISSING_MAINCLASS="'MainClass' isn't specified!\nJava application cannot be started!"
+ MSG_NO_SUITABLE_JAVA="No suitable Java version found on your system!\nThis program requires Java"
+ MSG_JAVA_VERSION_OR_LATER="or later"
+ MSG_JAVA_VERSION_LATEST="(latest update)"
+ MSG_NO_SUITABLE_JAVA_CHECK="Make sure you install the required Java version."
+ MSG_INSTALL_JAVA="You need to have JAVA installed on your Mac!\nVisit java.com for installation instructions..."
+ MSG_LATER="Later"
+ MSG_VISIT_JAVA_DOT_COM="Visit java.com"
+fi
+
+
+
+# helper function:
+# extract Java version string from `java -version` command
+# works for both old (1.8) and new (9) version schema
+##########################################################
+function extractJavaVersionString() {
+ # second sed command strips " and -ea from the version string
+ echo `"$1" -version 2>&1 | awk '/version/{print $NF}' | sed -E 's/"//g;s/-ea//g'`
+}
+
+
+# helper function:
+# extract Java major version from java version string
+# - input '1.7.0_76' returns '7'
+# - input '1.8.0_121' returns '8'
+# - input '9-ea' returns '9'
+# - input '9.0.3' returns '9'
+##########################################################
+function extractJavaMajorVersion() {
+ java_ver=$1
+ # Java 6, 7, 8 starts with 1.x
+ if [ ${java_ver:0:2} == "1." ] ; then
+ echo ${java_ver} | sed -E 's/1\.([0-9])[0-9_.]{2,6}/\1/g'
+ else
+ # Java 9+ starts with x using semver versioning
+ echo ${java_ver} | sed -E 's/([0-9]+)(-ea|(\.[0-9]+)*)/\1/g'
+ fi
+}
+
+
+# helper function:
+# return comparable version for java version string
+# basically just strip punctuation and leading '1.'
+##########################################################
+function comparableJavaVersionNumber() {
+ echo $1 | sed -E 's/^1\.//g;s/[[:punct:]]//g'
+}
+
+
+# function:
+# Java version tester checks whether a given java version
+# satisfies the given requirement
+# - parameter1: the java major version (6, 7, 8, 9, etc.)
+# - parameter2: the java requirement (1.6, 1.7+, etc.)
+# - return: 0 (satiesfies), 1 (does not), 2 (error)
+##########################################################
+function JavaVersionSatisfiesRequirement() {
+ java_ver=$1
+ java_req=$2
+
+ # matches requirements with * modifier
+ # e.g. 1.8*, 9*, 9.1*, 9.2.4*, 10*, 10.1*, 10.1.35*
+ if [[ ${java_req} =~ ^[0-9]+(\.[0-9]+)*\*$ ]] ; then
+ # remove last char (*) from requirement string for comparison
+ java_req_num=${java_req::${#java_req}-1}
+ if [ ${java_ver} == ${java_req_num} ] ; then
+ return 0
+ else
+ return 1
+ fi
+
+ # matches requirements with + modifier
+ # e.g. 1.8+, 9+, 9.1+, 9.2.4+, 10+, 10.1+, 10.1.35+
+ elif [[ ${java_req} =~ ^[0-9]+(\.[0-9]+)*\+$ ]] ; then
+ java_req_num=$(comparableJavaVersionNumber ${java_req})
+ java_ver_num=$(comparableJavaVersionNumber ${java_ver})
+ if [ ${java_ver_num} -ge ${java_req_num} ] ; then
+ return 0
+ else
+ return 1
+ fi
+
+ # matches standard requirements without modifier
+ # e.g. 1.8, 9, 9.1, 9.2.4, 10, 10.1, 10.1.35
+ elif [[ ${java_req} =~ ^[0-9]+(\.[0-9]+)*$ ]] ; then
+ if [ ${java_ver} == ${java_req} ] ; then
+ return 0
+ else
+ return 1
+ fi
+
+ # not matching any of the above patterns
+ # results in an error
+ else
+ return 2
+ fi
+}
+
+
+
+#
+# find installed Java versions
+############################################
+
+apple_jre_plugin="/Library/Java/Home/bin/java"
+apple_jre_version=$(extractJavaMajorVersion $(extractJavaVersionString "${apple_jre_plugin}"))
+oracle_jre_plugin="/Library/Internet Plug-Ins/JavaAppletPlugin.plugin/Contents/Home/bin/java"
+oracle_jre_version=$(extractJavaMajorVersion $(extractJavaVersionString "${oracle_jre_plugin}"))
+
+# first check system variable "$JAVA_HOME"
+if [ -n "$JAVA_HOME" ] ; then
+
+ # PR 26: Allow specifying "$JAVA_HOME" relative to "$AppPackageFolder"
+ # which allows for bundling a custom version of Java inside your app!
+ if [[ $JAVA_HOME == /* ]] ; then
+ # if "$JAVA_HOME" starts with a Slash it's an absolute path
+ JAVACMD="$JAVA_HOME/bin/java"
+ else
+ # otherwise it's a relative path to "$AppPackageFolder"
+ JAVACMD="$AppPackageFolder/$JAVA_HOME/bin/java"
+ fi
+
+# check for a specific Java version, specified in JVMversion Plist key
+elif [ ! -z ${JVMVersion} ] ; then
+
+ # first check "/usr/libexec/java_home" symlinks
+ if [ -x /usr/libexec/java_home ] && /usr/libexec/java_home -F -v ${JVMVersion} > /dev/null 2>&1 ; then
+ JAVACMD="`/usr/libexec/java_home -F -v ${JVMVersion} 2> /dev/null`/bin/java"
+ JAVACMD_version=$(comparableJavaVersionNumber $(extractJavaVersionString "${JAVACMD}"))
+ fi
+
+ # then additionally check the Oracle JRE plugin whether it's a higher/newer compatible version
+ if [ -x "${oracle_jre_plugin}" ] && JavaVersionSatisfiesRequirement ${oracle_jre_version} ${JVMVersion} ; then
+ this_java_ver=$(comparableJavaVersionNumber $(extractJavaVersionString "${oracle_jre_plugin}"))
+ # use this compatible version only if the above returned empty or if the version number is higher
+ if [ -z ${JAVACMD} ] || [ ${this_java_ver} -ge ${JAVACMD_version} ] ; then
+ JAVACMD="${oracle_jre_plugin}"
+ JAVACMD_version=${this_java_ver}
+ fi
+ fi
+
+ # then additionally check the Apple JRE plugin whether it's a higher/newer compatible version
+ if [ -x "${apple_jre_plugin}" ] && JavaVersionSatisfiesRequirement ${apple_jre_version} ${JVMVersion} ; then
+ this_java_ver=$(comparableJavaVersionNumber $(extractJavaVersionString "${apple_jre_plugin}"))
+ # use this compatible version only if the above returned empty or if the version number is higher
+ if [ -z ${JAVACMD} ] || [ ${this_java_ver} -ge ${JAVACMD_version} ] ; then
+ JAVACMD="${apple_jre_plugin}"
+ JAVACMD_version=${this_java_ver}
+ fi
+ fi
+
+ if [ -z "$JAVACMD" ] ; then
+ # display human readable java version (#28)
+ java_version_hr=`echo ${JVMVersion} | sed -E 's/[0-9]\.([0-9+*]+)/ \1/g' | sed "s/+/ ${MSG_JAVA_VERSION_OR_LATER}/" | sed "s/*/ ${MSG_JAVA_VERSION_LATEST}/"`
+ # display error message with applescript
+ osascript -e "tell application \"System Events\" to display dialog \"${MSG_ERROR_LAUNCHING}\n\n${MSG_NO_SUITABLE_JAVA}${java_version_hr}.\n${MSG_NO_SUITABLE_JAVA_CHECK}\" with title \"${CFBundleName}\" buttons {\" OK \", \"${MSG_VISIT_JAVA_DOT_COM}\"} default button \"${MSG_VISIT_JAVA_DOT_COM}\" with icon path to resource \"${CFBundleIconFile}\" in bundle (path to me)" \
+ -e "set response to button returned of the result" \
+ -e "if response is \"${MSG_VISIT_JAVA_DOT_COM}\" then open location \"http://java.com\""
+ # exit with error
+ exit 3
+ fi
+
+# otherwise check "/usr/libexec/java_home" and Oracle and Apple JRE paths and use highest version available
+else
+
+ # first check "/usr/libexec/java_home" symlinks
+ if [ -x /usr/libexec/java_home ] && /usr/libexec/java_home -F > /dev/null 2>&1 ; then
+ JAVACMD="`/usr/libexec/java_home 2> /dev/null`/bin/java"
+ JAVACMD_version=$(comparableJavaVersionNumber $(extractJavaVersionString "${JAVACMD}"))
+ fi
+
+ # then additionally check the Oracle JRE plugin whether it's a higher/newer compatible version
+ if [ -x "${oracle_jre_plugin}" ] ; then
+ this_java_ver=$(comparableJavaVersionNumber $(extractJavaVersionString "${oracle_jre_plugin}"))
+ # use this compatible version only if the above returned empty or if the version number is higher
+ if [ -z ${JAVACMD} ] || [ ${this_java_ver} -ge ${JAVACMD_version} ] ; then
+ JAVACMD="${oracle_jre_plugin}"
+ JAVACMD_version=${this_java_ver}
+ fi
+ fi
+
+ # then additionally check the Apple JRE plugin whether it's a higher/newer compatible version
+ if [ -x "${apple_jre_plugin}" ] ; then
+ this_java_ver=$(comparableJavaVersionNumber $(extractJavaVersionString "${apple_jre_plugin}"))
+ # use this compatible version only if the above returned empty or if the version number is higher
+ if [ -z ${JAVACMD} ] || [ ${this_java_ver} -ge ${JAVACMD_version} ] ; then
+ JAVACMD="${apple_jre_plugin}"
+ JAVACMD_version=${this_java_ver}
+ fi
+ fi
+fi
+
+# fallback fallback: /usr/bin/java
+# but this would prompt to install deprecated Apple Java 6
+
+
+
+#
+# execute JAVA commandline and do some pre-checks
+####################################################
+
+# display error message if MainClassName is empty
+if [ -z ${JVMMainClass} ]; then
+ # display error message with applescript
+ osascript -e "tell application \"System Events\" to display dialog \"${MSG_ERROR_LAUNCHING}\n\n${MSG_MISSING_MAINCLASS}\" with title \"${CFBundleName}\" buttons {\" OK \"} default button 1 with icon path to resource \"${CFBundleIconFile}\" in bundle (path to me)"
+ # exit with error
+ exit 2
+
+
+# check whether $JAVACMD is a file and executable
+elif [ -f "$JAVACMD" ] && [ -x "$JAVACMD" ] ; then
+
+ # enable drag&drop to the dock icon
+ export CFProcessPath="$0"
+
+ # remove Apples ProcessSerialNumber from passthru arguments (#39)
+ if [[ $@ == -psn* ]] ; then
+ ArgsPassthru=""
+ else
+ ArgsPassthru=$@
+ fi
+
+ # change to Working Directory based upon Apple/Oracle Plist info
+ cd "${WorkingDirectory}"
+
+ # execute Java and set
+ # - classpath
+ # - dock icon
+ # - application name
+ # - JVM options
+ # - JVM default options
+ # - main class
+ # - JVM arguments
+ exec "$JAVACMD" \
+ -cp "${JVMClassPath}" \
+ -splash:"${ResourcesFolder}/${JVMSplashFile}" \
+ -Xdock:icon="${ResourcesFolder}/${CFBundleIconFile}" \
+ -Xdock:name="${CFBundleName}" \
+ ${JVMOptions:+$JVMOptions }\
+ ${JVMDefaultOptions:+$JVMDefaultOptions }\
+ ${JVMMainClass}\
+ ${JVMArguments:+ $JVMArguments}\
+ ${ArgsPassthru:+ $ArgsPassthru}
+
+
+else
+
+ # display error message with applescript
+ osascript -e "tell application \"System Events\" to display dialog \"${MSG_ERROR_LAUNCHING}\n\n${MSG_INSTALL_JAVA}\" with title \"${CFBundleName}\" buttons {\"${MSG_LATER}\", \"${MSG_VISIT_JAVA_DOT_COM}\"} default button \"${MSG_VISIT_JAVA_DOT_COM}\" with icon path to resource \"${CFBundleIconFile}\" in bundle (path to me)" \
+ -e "set response to button returned of the result" \
+ -e "if response is \"${MSG_VISIT_JAVA_DOT_COM}\" then open location \"http://java.com\""
+
+ # exit with error
+ exit 1
+fi