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−#!/bin/bash
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−
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−# This is based on Tobias Fischer's universalJavaApplicationStub:
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−# https://github.com/tofi86/universalJavaApplicationStub
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−#
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−# Therefore this part of JpegWasher is covered by the same MIT license
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−# that his code is:
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−#
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−# The MIT License (MIT)
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−#
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−# Copyright (c) 2014-2020 Tobias Fischer
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−#
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−# Permission is hereby granted, free of charge, to any person obtaining a copy
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−# of this software and associated documentation files (the "Software"), to deal
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−# in the Software without restriction, including without limitation the rights
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−# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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−# copies of the Software, and to permit persons to whom the Software is
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−# furnished to do so, subject to the following conditions:
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−#
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−# The above copyright notice and this permission notice shall be included in all
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−# copies or substantial portions of the Software.
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−#
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−# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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−# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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−# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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−# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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−# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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−# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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−# SOFTWARE.
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−
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−# Establish our application names
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−appname="@app.name@"
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−appdom="@app.domain@"
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−
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−# Make a place for our logs to go
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−appsupp="$HOME/Library/Application Support/$appdom"
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−logfile="$appsupp/launcher.log"
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−
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−function die {
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−    osascript -e "tell application \"System Events\" to display dialog \"${1}\" with title \"Fatal Error\" buttons {\" OK \"} default button 1"
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−    exit ${2:-1}
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−}
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−
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−# Initialize files and dirs, bail if we can't.
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−if [ ! -d "$appsupp" ]
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−then
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−    if ! mkdir -p "$appsupp"
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−    then
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−		die "Unable to create folder '$appsupp'" 2
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−    fi
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−fi
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−> "$logfile"
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−if [ $? -ne 0 ]
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−then
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−    die "Unable to create file '$logfile'" 2
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−fi
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−
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−function stub_logger {
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−    echo "$(date +%c) - $1" >> "$logfile"
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−}
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−
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−# Was originally just for debugging, but I think this could be useful
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−# for later troubleshooting "in the wild."
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−stub_logger "execution begins"
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−{
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−    echo "****** BEGIN ARGUMENT AND ENVIRONMENT DUMP *******"
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−    echo "Arguments:" "$0" "$@"
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−    echo "Directory:" $(pwd)
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−    env
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−    echo "******* END ARGUMENT AND ENVIRONMENT DUMP ********"
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−} >> "$logfile"
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−
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−# Change to the application root directory, two up from where this script
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−# (which should contain an absolute path) is.
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−mydir="${0%/*}"
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−cd "$mydir/../.." || die "Unable to cd '$mydir/../..'"
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−
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−# Determine where Java is, bail if we can't.
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−if [ -n "$JAVA_HOME" ]
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−then
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−    if [ ! -d "$JAVA_HOME" ]
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−    then
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−        die "'$JAVA_HOME' does not exist"
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−    fi
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−else
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−    export JAVA_HOME="$(/usr/libexec/java_home)"
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−    if [ $? -ne 0 -o ! -d "$JAVA_HOME" ]
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−    then
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−        die "Unable to locate Java."
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−    fi
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−fi
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−
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−java="$JAVA_HOME/bin/java"
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−if [ ! -x "$java" ]
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−then
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−    die "'$java' not found or not executable"
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−fi
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−
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−function plist_get {
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−	/usr/libexec/PlistBuddy -c "print $1" Contents/Info.plist 2> /dev/null
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−}
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−function must_get {
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−    plist_get "$@" || die "Info.plist key '$1' not found."
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−}
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−
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−# Load some parameters from Contents/Info.plist
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−estat=0
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−CFBundleName=$(must_get ':CFBundleName')
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−CFBundleIconFile=$(must_get ':CFBundleIconFile')
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−JVMMainClassName=$(must_get ':JVMMainClassName')
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−JVMClassPath=$(must_get ':JVMClassPath')
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−JVMVersion=$(must_get ':JVMVersion')
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−
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−# Sanity check our JVM version
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−if [[ "$JVMVersion" == *+ ]]
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−then
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−    op='>'
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−    JVMVersion="${JVMVersion%+}"
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−else
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−    op='='
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−fi
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−version=$("$java" -version 2>&1 | awk '/version/{print $3}' | sed -E -e 's/"//g' -e 's/-ea//g')
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−if [ ! "$version" "$op" "$JVMVersion" ]
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−then
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−    die "'$java' too old"
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−fi
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−
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−# Load the JVMOptions array (if found)
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−JVMOptions=()
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−let i=0
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−while true
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−do
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−    j="$(plist_get :JVMOptions:$i)"
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−    if [ -z "$j" ]
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−    then
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−        break
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−    fi
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−    JVMOptions+=("$j")
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−    let i+=1
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−done
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−
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−# Fatal error if we cannot change to HOME or HOME not defined
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−approot="$(pwd)"
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−if [ -z "$HOME" ]
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−then
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−    die "HOME not defined!"
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−fi
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−cd "$HOME" || die "Unable to cd '$HOME'"
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−
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−# And off we go!
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−jcmd=( "$JAVA_HOME/bin/java" -cp "$approot/$JVMClassPath"
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−    -Xdock:icon="$approot/Contents/Resources/$CFBundleIconFile"
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−    -Xdock:name="$CFBundleName" "${JVMOptions[@]}" "$JVMMainClassName" )
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−
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−stub_logger "Executing: ${jcmd[*]}"
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−exec "${jcmd[@]}"
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−
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−# This shouldn't happen...
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−die "Could not launch Java."