1#!/bin/bash 2################################################################################## 3# # 4# universalJavaApplicationStub # 5# # 6# A BASH based JavaApplicationStub for Java Apps on Mac OS X # 7# that works with both Apple's and Oracle's plist format. # 8# # 9# Inspired by Ian Roberts stackoverflow answer # 10# at http://stackoverflow.com/a/17546508/1128689 # 11# # 12# @author Tobias Fischer # 13# @url https://github.com/tofi86/universalJavaApplicationStub # 14# @date 2021-02-21 # 15# @version 3.2.0 # 16# # 17################################################################################## 18# # 19# The MIT License (MIT) # 20# # 21# Copyright (c) 2014-2021 Tobias Fischer # 22# # 23# Permission is hereby granted, free of charge, to any person obtaining a copy # 24# of this software and associated documentation files (the "Software"), to deal # 25# in the Software without restriction, including without limitation the rights # 26# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell # 27# copies of the Software, and to permit persons to whom the Software is # 28# furnished to do so, subject to the following conditions: # 29# # 30# The above copyright notice and this permission notice shall be included in all # 31# copies or substantial portions of the Software. # 32# # 33# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # 34# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # 35# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # 36# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # 37# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, # 38# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE # 39# SOFTWARE. # 40# # 41################################################################################## 42 43 44 45# function 'stub_logger()' 46# 47# A logger which logs to the macOS Console.app using the 'syslog' command 48# 49# @param1 the log message 50# @return void 51################################################################################ 52function stub_logger() { 53 syslog -s -k \ 54 Facility com.apple.console \ 55 Level Notice \ 56 Sender "$(basename "$0")" \ 57 Message "[$$][${CFBundleName:-$(basename "$0")}] $1" 58} 59 60 61 62# set the directory abspath of the current 63# shell script with symlinks being resolved 64############################################ 65 66PRG=$0 67while [ -h "$PRG" ]; do 68 ls=$(ls -ld "$PRG") 69 link=$(expr "$ls" : '^.*-> \(.*\)$' 2>/dev/null) 70 if expr "$link" : '^/' 2> /dev/null >/dev/null; then 71 PRG="$link" 72 else 73 PRG="$(dirname "$PRG")/$link" 74 fi 75done 76PROGDIR=$(dirname "$PRG") 77stub_logger "[StubDir] $PROGDIR" 78 79 80 81# set files and folders 82############################################ 83 84# the absolute path of the app package 85cd "$PROGDIR"/../../ || exit 11 86AppPackageFolder=$(pwd) 87 88# the base path of the app package 89cd .. || exit 12 90AppPackageRoot=$(pwd) 91 92# set Apple's Java folder 93AppleJavaFolder="${AppPackageFolder}"/Contents/Resources/Java 94 95# set Apple's Resources folder 96AppleResourcesFolder="${AppPackageFolder}"/Contents/Resources 97 98# set Oracle's Java folder 99OracleJavaFolder="${AppPackageFolder}"/Contents/Java 100 101# set Oracle's Resources folder 102OracleResourcesFolder="${AppPackageFolder}"/Contents/Resources 103 104# set path to Info.plist in bundle 105InfoPlistFile="${AppPackageFolder}"/Contents/Info.plist 106 107# set the default JVM Version to a null string 108JVMVersion="" 109JVMMaxVersion="" 110 111 112 113# function 'plist_get()' 114# 115# read a specific Plist key with 'PlistBuddy' utility 116# 117# @param1 the Plist key with leading colon ':' 118# @return the value as String or Array 119################################################################################ 120plist_get(){ 121 /usr/libexec/PlistBuddy -c "print $1" "${InfoPlistFile}" 2> /dev/null 122} 123 124# function 'plist_get_java()' 125# 126# read a specific Plist key with 'PlistBuddy' utility 127# in the 'Java' or 'JavaX' dictionary (<dict>) 128# 129# @param1 the Plist :Java(X):Key with leading colon ':' 130# @return the value as String or Array 131################################################################################ 132plist_get_java(){ 133 plist_get ${JavaKey:-":Java"}$1 134} 135 136 137 138# read Info.plist and extract JVM options 139############################################ 140 141# read the program name from CFBundleName 142CFBundleName=$(plist_get ':CFBundleName') 143 144# read the icon file name 145CFBundleIconFile=$(plist_get ':CFBundleIconFile') 146 147 148# check Info.plist for Apple style Java keys -> if key :Java is present, parse in apple mode 149/usr/libexec/PlistBuddy -c "print :Java" "${InfoPlistFile}" > /dev/null 2>&1 150exitcode=$? 151JavaKey=":Java" 152 153# if no :Java key is present, check Info.plist for universalJavaApplication style JavaX keys -> if key :JavaX is present, parse in apple mode 154if [ $exitcode -ne 0 ]; then 155 /usr/libexec/PlistBuddy -c "print :JavaX" "${InfoPlistFile}" > /dev/null 2>&1 156 exitcode=$? 157 JavaKey=":JavaX" 158fi 159 160 161# read 'Info.plist' file in Apple style if exit code returns 0 (true, ':Java' key is present) 162if [ $exitcode -eq 0 ]; then 163 stub_logger "[PlistStyle] Apple" 164 165 # set Java and Resources folder 166 JavaFolder="${AppleJavaFolder}" 167 ResourcesFolder="${AppleResourcesFolder}" 168 169 # set expandable variables 170 APP_ROOT="${AppPackageFolder}" 171 APP_PACKAGE="${AppPackageFolder}" 172 JAVAROOT="${AppleJavaFolder}" 173 USER_HOME="$HOME" 174 175 176 # read the Java WorkingDirectory 177 JVMWorkDir=$(plist_get_java ':WorkingDirectory' | xargs) 178 # set Working Directory based upon PList value 179 if [[ ! -z ${JVMWorkDir} ]]; then 180 WorkingDirectory="${JVMWorkDir}" 181 else 182 # AppPackageRoot is the standard WorkingDirectory when the script is started 183 WorkingDirectory="${AppPackageRoot}" 184 fi 185 # expand variables $APP_PACKAGE, $APP_ROOT, $JAVAROOT, $USER_HOME 186 WorkingDirectory=$(eval echo "${WorkingDirectory}") 187 188 189 # read the MainClass name 190 JVMMainClass="$(plist_get_java ':MainClass')" 191 192 # read the SplashFile name 193 JVMSplashFile=$(plist_get_java ':SplashFile') 194 195 # read the JVM Properties as an array and retain spaces 196 IFS=$'\t\n' 197 JVMOptions=($(xargs -n1 <<<$(plist_get_java ':Properties' | grep " =" | sed 's/^ */-D/g' | sed -E 's/ = (.*)$/="\1"/g'))) 198 unset IFS 199 # post processing of the array follows further below... 200 201 # read the ClassPath in either Array or String style 202 JVMClassPath_RAW=$(plist_get_java ':ClassPath' | xargs) 203 if [[ $JVMClassPath_RAW == *Array* ]] ; then 204 JVMClassPath=.$(plist_get_java ':ClassPath' | grep " " | sed 's/^ */:/g' | tr -d '\n' | xargs) 205 else 206 JVMClassPath=${JVMClassPath_RAW} 207 fi 208 # expand variables $APP_PACKAGE, $APP_ROOT, $JAVAROOT, $USER_HOME 209 JVMClassPath=$(eval echo "${JVMClassPath}") 210 211 # read the JVM Options in either Array or String style 212 JVMDefaultOptions_RAW=$(plist_get_java ':VMOptions' | xargs) 213 if [[ $JVMDefaultOptions_RAW == *Array* ]] ; then 214 JVMDefaultOptions=$(plist_get_java ':VMOptions' | grep " " | sed 's/^ */ /g' | tr -d '\n' | xargs) 215 else 216 JVMDefaultOptions=${JVMDefaultOptions_RAW} 217 fi 218 # expand variables $APP_PACKAGE, $APP_ROOT, $JAVAROOT, $USER_HOME (#84) 219 JVMDefaultOptions=$(eval echo "${JVMDefaultOptions}") 220 221 # read StartOnMainThread and add as -XstartOnFirstThread 222 JVMStartOnMainThread=$(plist_get_java ':StartOnMainThread') 223 if [ "${JVMStartOnMainThread}" == "true" ]; then 224 JVMDefaultOptions+=" -XstartOnFirstThread" 225 fi 226 227 # read the JVM Arguments in either Array or String style (#76) and retain spaces 228 IFS=$'\t\n' 229 MainArgs_RAW=$(plist_get_java ':Arguments' | xargs) 230 if [[ $MainArgs_RAW == *Array* ]] ; then 231 MainArgs=($(xargs -n1 <<<$(plist_get_java ':Arguments' | tr -d '\n' | sed -E 's/Array \{ *(.*) *\}/\1/g' | sed 's/ */ /g'))) 232 else 233 MainArgs=($(xargs -n1 <<<$(plist_get_java ':Arguments'))) 234 fi 235 unset IFS 236 # post processing of the array follows further below... 237 238 # read the Java version we want to find 239 JVMVersion=$(plist_get_java ':JVMVersion' | xargs) 240 # post processing of the version string follows below... 241 242 243# read 'Info.plist' file in Oracle style 244else 245 stub_logger "[PlistStyle] Oracle" 246 247 # set Working Directory and Java and Resources folder 248 JavaFolder="${OracleJavaFolder}" 249 ResourcesFolder="${OracleResourcesFolder}" 250 WorkingDirectory="${OracleJavaFolder}" 251 252 # set expandable variables 253 APP_ROOT="${AppPackageFolder}" 254 APP_PACKAGE="${AppPackageFolder}" 255 JAVAROOT="${OracleJavaFolder}" 256 USER_HOME="$HOME" 257 258 # read the MainClass name 259 JVMMainClass="$(plist_get ':JVMMainClassName')" 260 261 # read the SplashFile name 262 JVMSplashFile=$(plist_get ':JVMSplashFile') 263 264 # read the JVM Options as an array and retain spaces 265 IFS=$'\t\n' 266 JVMOptions=($(plist_get ':JVMOptions' | grep " " | sed 's/^ *//g')) 267 unset IFS 268 # post processing of the array follows further below... 269 270 # read the ClassPath in either Array or String style 271 JVMClassPath_RAW=$(plist_get ':JVMClassPath') 272 if [[ $JVMClassPath_RAW == *Array* ]] ; then 273 JVMClassPath=.$(plist_get ':JVMClassPath' | grep " " | sed 's/^ */:/g' | tr -d '\n' | xargs) 274 # expand variables $APP_PACKAGE, $APP_ROOT, $JAVAROOT, $USER_HOME 275 JVMClassPath=$(eval echo "${JVMClassPath}") 276 277 elif [[ ! -z ${JVMClassPath_RAW} ]] ; then 278 JVMClassPath=${JVMClassPath_RAW} 279 # expand variables $APP_PACKAGE, $APP_ROOT, $JAVAROOT, $USER_HOME 280 JVMClassPath=$(eval echo "${JVMClassPath}") 281 282 else 283 #default: fallback to OracleJavaFolder 284 JVMClassPath="${JavaFolder}/*" 285 # Do NOT expand the default 'AppName.app/Contents/Java/*' classpath (#42) 286 fi 287 288 # read the JVM Default Options by parsing the :JVMDefaultOptions <dict> 289 # and pulling all <string> values starting with a dash (-) 290 JVMDefaultOptions=$(plist_get ':JVMDefaultOptions' | grep -o " \-.*" | tr -d '\n' | xargs) 291 # expand variables $APP_PACKAGE, $APP_ROOT, $JAVAROOT, $USER_HOME (#99) 292 JVMDefaultOptions=$(eval echo "${JVMDefaultOptions}") 293 294 # read the Main Arguments from JVMArguments key as an array and retain spaces (see #46 for naming details) 295 IFS=$'\t\n' 296 MainArgs=($(xargs -n1 <<<$(plist_get ':JVMArguments' | tr -d '\n' | sed -E 's/Array \{ *(.*) *\}/\1/g' | sed 's/ */ /g'))) 297 unset IFS 298 # post processing of the array follows further below... 299 300 # read the Java version we want to find 301 JVMVersion=$(plist_get ':JVMVersion' | xargs) 302 # post processing of the version string follows below... 303fi 304 305 306# (#75) check for undefined icons or icon names without .icns extension and prepare 307# an osascript statement for those cases when the icon can be shown in the dialog 308DialogWithIcon="" 309if [ ! -z ${CFBundleIconFile} ]; then 310 if [[ ${CFBundleIconFile} == *.icns ]] && [[ -f "${ResourcesFolder}/${CFBundleIconFile}" ]] ; then 311 DialogWithIcon=" with icon path to resource \"${CFBundleIconFile}\" in bundle (path to me)" 312 elif [[ ${CFBundleIconFile} != *.icns ]] && [[ -f "${ResourcesFolder}/${CFBundleIconFile}.icns" ]] ; then 313 CFBundleIconFile+=".icns" 314 DialogWithIcon=" with icon path to resource \"${CFBundleIconFile}\" in bundle (path to me)" 315 fi 316fi 317 318 319# JVMVersion: post processing and optional splitting 320if [[ ${JVMVersion} == *";"* ]]; then 321 minMaxArray=(${JVMVersion//;/ }) 322 JVMVersion=${minMaxArray[0]//+} 323 JVMMaxVersion=${minMaxArray[1]//+} 324fi 325stub_logger "[JavaRequirement] JVM minimum version: ${JVMVersion}" 326stub_logger "[JavaRequirement] JVM maximum version: ${JVMMaxVersion}" 327 328# MainArgs: expand variables $APP_PACKAGE, $APP_ROOT, $JAVAROOT, $USER_HOME 329MainArgsArr=() 330for i in "${MainArgs[@]}" 331do 332 MainArgsArr+=("$(eval echo "$i")") 333done 334 335# JVMOptions: expand variables $APP_PACKAGE, $APP_ROOT, $JAVAROOT, $USER_HOME 336JVMOptionsArr=() 337for i in "${JVMOptions[@]}" 338do 339 JVMOptionsArr+=("$(eval echo "$i")") 340done 341 342 343# internationalized messages 344############################################ 345 346# supported languages / available translations 347stubLanguages="^(fr|de|zh|es|en)-" 348 349# read user preferred languages as defined in macOS System Preferences (#101) 350stub_logger '[LanguageSearch] Checking preferred languages in macOS System Preferences...' 351appleLanguages=($(defaults read -g AppleLanguages | grep '\s"' | tr -d ',' | xargs)) 352stub_logger "[LanguageSearch] ... found [${appleLanguages[*]}]" 353 354language="" 355for i in "${appleLanguages[@]}" 356do 357 langValue="${i%-*}" 358 if [[ "$i" =~ $stubLanguages ]]; then 359 stub_logger "[LanguageSearch] ... selected '$i' ('$langValue') as the default language for the launcher stub" 360 language=${langValue} 361 break 362 fi 363done 364if [ -z "${language}" ]; then 365 language="en" 366 stub_logger "[LanguageSearch] ... selected fallback 'en' as the default language for the launcher stub" 367fi 368stub_logger "[Language] $language" 369 370 371case "${language}" in 372# French 373fr) 374 MSG_ERROR_LAUNCHING="ERREUR au lancement de '${CFBundleName}'." 375 MSG_MISSING_MAINCLASS="'MainClass' n'est pas spécifié.\nL'application Java ne peut pas être lancée." 376 MSG_JVMVERSION_REQ_INVALID="La syntaxe de la version de Java demandée est invalide: %s\nVeuillez contacter le développeur de l'application." 377 MSG_NO_SUITABLE_JAVA="La version de Java installée sur votre système ne convient pas.\nCe programme nécessite Java %s" 378 MSG_JAVA_VERSION_OR_LATER="ou ultérieur" 379 MSG_JAVA_VERSION_LATEST="(dernière mise à jour)" 380 MSG_JAVA_VERSION_MAX="à %s" 381 MSG_NO_SUITABLE_JAVA_CHECK="Merci de bien vouloir installer la version de Java requise." 382 MSG_INSTALL_JAVA="Java doit être installé sur votre système.\nRendez-vous sur java.com et suivez les instructions d'installation..." 383 MSG_LATER="Plus tard" 384 MSG_VISIT_JAVA_DOT_COM="Java by Oracle" 385 MSG_VISIT_ADOPTOPENJDK="Java by AdoptOpenJDK" 386 ;; 387 388# German 389de) 390 MSG_ERROR_LAUNCHING="FEHLER beim Starten von '${CFBundleName}'." 391 MSG_MISSING_MAINCLASS="Die 'MainClass' ist nicht spezifiziert!\nDie Java-Anwendung kann nicht gestartet werden!" 392 MSG_JVMVERSION_REQ_INVALID="Die Syntax der angeforderten Java-Version ist ungültig: %s\nBitte kontaktieren Sie den Entwickler der App." 393 MSG_NO_SUITABLE_JAVA="Es wurde keine passende Java-Version auf Ihrem System gefunden!\nDieses Programm benötigt Java %s" 394 MSG_JAVA_VERSION_OR_LATER="oder neuer" 395 MSG_JAVA_VERSION_LATEST="(neuste Unterversion)" 396 MSG_JAVA_VERSION_MAX="bis %s" 397 MSG_NO_SUITABLE_JAVA_CHECK="Stellen Sie sicher, dass die angeforderte Java-Version installiert ist." 398 MSG_INSTALL_JAVA="Auf Ihrem System muss die 'Java'-Software installiert sein.\nBesuchen Sie java.com für weitere Installationshinweise." 399 MSG_LATER="Später" 400 MSG_VISIT_JAVA_DOT_COM="Java von Oracle" 401 MSG_VISIT_ADOPTOPENJDK="Java von AdoptOpenJDK" 402 ;; 403 404# Simplified Chinese 405zh) 406 MSG_ERROR_LAUNCHING="无法启动 '${CFBundleName}'." 407 MSG_MISSING_MAINCLASS="没有指定 'MainClass'!\nJava程序无法启动!" 408 MSG_JVMVERSION_REQ_INVALID="Java版本参数语法错误: %s\n请联系该应用的开发者。" 409 MSG_NO_SUITABLE_JAVA="没有在系统中找到合适的Java版本!\n必须安装Java %s才能够使用该程序!" 410 MSG_JAVA_VERSION_OR_LATER="及以上版本" 411 MSG_JAVA_VERSION_LATEST="(最新版本)" 412 MSG_JAVA_VERSION_MAX="最高为 %s" 413 MSG_NO_SUITABLE_JAVA_CHECK="请确保系统中安装了所需的Java版本" 414 MSG_INSTALL_JAVA="你需要在Mac中安装Java运行环境!\n访问 java.com 了解如何安装。" 415 MSG_LATER="稍后" 416 MSG_VISIT_JAVA_DOT_COM="Java by Oracle" 417 MSG_VISIT_ADOPTOPENJDK="Java by AdoptOpenJDK" 418 ;; 419 420# Spanish 421es) 422 MSG_ERROR_LAUNCHING="ERROR iniciando '${CFBundleName}'." 423 MSG_MISSING_MAINCLASS="¡'MainClass' no especificada!\n¡La aplicación Java no puede iniciarse!" 424 MSG_JVMVERSION_REQ_INVALID="La sintaxis de la versión Java requerida no es válida: %s\nPor favor, contacte con el desarrollador de la aplicación." 425 MSG_NO_SUITABLE_JAVA="¡No se encontró una versión de Java adecuada en su sistema!\nEste programa requiere Java %s" 426 MSG_JAVA_VERSION_OR_LATER="o posterior" 427 MSG_JAVA_VERSION_LATEST="(ultima actualización)" 428 MSG_JAVA_VERSION_MAX="superior a %s" 429 MSG_NO_SUITABLE_JAVA_CHECK="Asegúrese de instalar la versión Java requerida." 430 MSG_INSTALL_JAVA="¡Necesita tener JAVA instalado en su Mac!\nVisite java.com para consultar las instrucciones para su instalación..." 431 MSG_LATER="Más tarde" 432 MSG_VISIT_JAVA_DOT_COM="Java de Oracle" 433 MSG_VISIT_ADOPTOPENJDK="Java de AdoptOpenJDK" 434 ;; 435 436# English | default 437en|*) 438 MSG_ERROR_LAUNCHING="ERROR launching '${CFBundleName}'." 439 MSG_MISSING_MAINCLASS="'MainClass' isn't specified!\nJava application cannot be started!" 440 MSG_JVMVERSION_REQ_INVALID="The syntax of the required Java version is invalid: %s\nPlease contact the App developer." 441 MSG_NO_SUITABLE_JAVA="No suitable Java version found on your system!\nThis program requires Java %s" 442 MSG_JAVA_VERSION_OR_LATER="or later" 443 MSG_JAVA_VERSION_LATEST="(latest update)" 444 MSG_JAVA_VERSION_MAX="up to %s" 445 MSG_NO_SUITABLE_JAVA_CHECK="Make sure you install the required Java version." 446 MSG_INSTALL_JAVA="You need to have JAVA installed on your Mac!\nVisit java.com for installation instructions..." 447 MSG_LATER="Later" 448 MSG_VISIT_JAVA_DOT_COM="Java by Oracle" 449 MSG_VISIT_ADOPTOPENJDK="Java by AdoptOpenJDK" 450 ;; 451esac 452 453 454 455# function 'get_java_version_from_cmd()' 456# 457# returns Java version string from 'java -version' command 458# works for both old (1.8) and new (9) version schema 459# 460# @param1 path to a java JVM executable 461# @return the Java version number as displayed in 'java -version' command 462################################################################################ 463function get_java_version_from_cmd() { 464 # second sed command strips " and -ea from the version string 465 echo $("$1" -version 2>&1 | awk '/version/{print $3}' | sed -E 's/"//g;s/-ea//g') 466} 467 468 469# function 'extract_java_major_version()' 470# 471# extract Java major version from a version string 472# 473# @param1 a Java version number ('1.8.0_45') or requirement string ('1.8+') 474# @return the major version (e.g. '7', '8' or '9', etc.) 475################################################################################ 476function extract_java_major_version() { 477 echo $(echo "$1" | sed -E 's/^1\.//;s/^([0-9]+)(-ea|(\.[0-9_.]{1,7})?)(-b[0-9]+-[0-9]+)?[+*]?$/\1/') 478} 479 480 481# function 'get_comparable_java_version()' 482# 483# return comparable version for a Java version number or requirement string 484# 485# @param1 a Java version number ('1.8.0_45') or requirement string ('1.8+') 486# @return an 8 digit numeral ('1.8.0_45'->'08000045'; '9.1.13'->'09001013') 487################################################################################ 488function get_comparable_java_version() { 489 # cleaning: 1) remove leading '1.'; 2) remove build string (e.g. '-b14-468'); 3) remove 'a-Z' and '-*+' (e.g. '-ea'); 4) replace '_' with '.' 490 local cleaned=$(echo "$1" | sed -E 's/^1\.//g;s/-b[0-9]+-[0-9]+$//g;s/[a-zA-Z+*\-]//g;s/_/./g') 491 # splitting at '.' into an array 492 local arr=( ${cleaned//./ } ) 493 # echo a string with left padded version numbers 494 echo "$(printf '%02s' ${arr[0]})$(printf '%03s' ${arr[1]})$(printf '%03s' ${arr[2]})" 495} 496 497 498# function 'is_valid_requirement_pattern()' 499# 500# check whether the Java requirement is a valid requirement pattern 501# 502# supported requirements are for example: 503# - 1.6 requires Java 6 (any update) [1.6, 1.6.0_45, 1.6.0_88] 504# - 1.6* requires Java 6 (any update) [1.6, 1.6.0_45, 1.6.0_88] 505# - 1.6+ requires Java 6 or higher [1.6, 1.6.0_45, 1.8, 9, etc.] 506# - 1.6.0 requires Java 6 (any update) [1.6, 1.6.0_45, 1.6.0_88] 507# - 1.6.0_45 requires Java 6u45 [1.6.0_45] 508# - 1.6.0_45+ requires Java 6u45 or higher [1.6.0_45, 1.6.0_88, 1.8, etc.] 509# - 9 requires Java 9 (any update) [9.0.*, 9.1, 9.3, etc.] 510# - 9* requires Java 9 (any update) [9.0.*, 9.1, 9.3, etc.] 511# - 9+ requires Java 9 or higher [9.0, 9.1, 10, etc.] 512# - 9.1 requires Java 9.1 (any update) [9.1.*, 9.1.2, 9.1.13, etc.] 513# - 9.1* requires Java 9.1 (any update) [9.1.*, 9.1.2, 9.1.13, etc.] 514# - 9.1+ requires Java 9.1 or higher [9.1, 9.2, 10, etc.] 515# - 9.1.3 requires Java 9.1.3 [9.1.3] 516# - 9.1.3* requires Java 9.1.3 (any update) [9.1.3] 517# - 9.1.3+ requires Java 9.1.3 or higher [9.1.3, 9.1.4, 9.2.*, 10, etc.] 518# - 10-ea requires Java 10 (early access release) 519# 520# unsupported requirement patterns are for example: 521# - 1.2, 1.3, 1.9 Java 2, 3 are not supported 522# - 1.9 Java 9 introduced a new versioning scheme 523# - 6u45 known versioning syntax, but unsupported 524# - 9-ea*, 9-ea+ early access releases paired with */+ 525# - 9., 9.*, 9.+ version ending with a . 526# - 9.1., 9.1.*, 9.1.+ version ending with a . 527# - 9.3.5.6 4 part version number is unsupported 528# 529# @param1 a Java requirement string ('1.8+') 530# @return boolean exit code: 0 (is valid), 1 (is not valid) 531################################################################################ 532function is_valid_requirement_pattern() { 533 local java_req=$1 534 java8pattern='1\.[4-8](\.[0-9]+)?(\.0_[0-9]+)?[*+]?' 535 java9pattern='(9|1[0-9])(-ea|[*+]|(\.[0-9]+){1,2}[*+]?)?' 536 # test matches either old Java versioning scheme (up to 1.8) or new scheme (starting with 9) 537 if [[ ${java_req} =~ ^(${java8pattern}|${java9pattern})$ ]]; then 538 return 0 539 else 540 return 1 541 fi 542} 543 544 545 546# determine which JVM to use 547############################################ 548 549# default Apple JRE plugin path (< 1.6) 550apple_jre_plugin="/Library/Java/Home/bin/java" 551apple_jre_version=$(get_java_version_from_cmd "${apple_jre_plugin}") 552# default Oracle JRE plugin path (>= 1.7) 553oracle_jre_plugin="/Library/Internet Plug-Ins/JavaAppletPlugin.plugin/Contents/Home/bin/java" 554oracle_jre_version=$(get_java_version_from_cmd "${oracle_jre_plugin}") 555 556 557# first check system variable "$JAVA_HOME" -> has precedence over any other System JVM 558stub_logger '[JavaSearch] Checking for $JAVA_HOME ...' 559if [ -n "$JAVA_HOME" ] ; then 560 stub_logger "[JavaSearch] ... found JAVA_HOME with value $JAVA_HOME" 561 562 # PR 26: Allow specifying "$JAVA_HOME" relative to "$AppPackageFolder" 563 # which allows for bundling a custom version of Java inside your app! 564 if [[ $JAVA_HOME == /* ]] ; then 565 # if "$JAVA_HOME" starts with a Slash it's an absolute path 566 JAVACMD="$JAVA_HOME/bin/java" 567 stub_logger "[JavaSearch] ... parsing JAVA_HOME as absolute path to the executable '$JAVACMD'" 568 else 569 # otherwise it's a relative path to "$AppPackageFolder" 570 JAVACMD="$AppPackageFolder/$JAVA_HOME/bin/java" 571 stub_logger "[JavaSearch] ... parsing JAVA_HOME as relative path inside the App bundle to the executable '$JAVACMD'" 572 fi 573 JAVACMD_version=$(get_comparable_java_version $(get_java_version_from_cmd "${JAVACMD}")) 574else 575 stub_logger "[JavaSearch] ... haven't found JAVA_HOME" 576fi 577 578 579# check for any other or a specific Java version 580# also if $JAVA_HOME exists but isn't executable 581if [ -z "${JAVACMD}" ] || [ ! -x "${JAVACMD}" ] ; then 582 583 # add a warning in the syslog if JAVA_HOME is not executable or not found (#100) 584 if [ -n "$JAVA_HOME" ] ; then 585 stub_logger "[JavaSearch] ... but no 'java' executable was found at the JAVA_HOME location!" 586 fi 587 588 stub_logger "[JavaSearch] Searching for JavaVirtualMachines on the system ..." 589 # reset variables 590 JAVACMD="" 591 JAVACMD_version="" 592 593 # first check whether JVMVersion string is a valid requirement string 594 if [ ! -z "${JVMVersion}" ] && ! is_valid_requirement_pattern ${JVMVersion} ; then 595 MSG_JVMVERSION_REQ_INVALID_EXPANDED=$(printf "${MSG_JVMVERSION_REQ_INVALID}" "${JVMVersion}") 596 # log exit cause 597 stub_logger "[EXIT 4] ${MSG_JVMVERSION_REQ_INVALID_EXPANDED}" 598 # display error message with AppleScript 599 osascript -e "tell application \"System Events\" to display dialog \"${MSG_ERROR_LAUNCHING}\n\n${MSG_JVMVERSION_REQ_INVALID_EXPANDED}\" with title \"${CFBundleName}\" buttons {\" OK \"} default button 1${DialogWithIcon}" 600 # exit with error 601 exit 4 602 fi 603 # then check whether JVMMaxVersion string is a valid requirement string 604 if [ ! -z "${JVMMaxVersion}" ] && ! is_valid_requirement_pattern ${JVMMaxVersion} ; then 605 MSG_JVMVERSION_REQ_INVALID_EXPANDED=$(printf "${MSG_JVMVERSION_REQ_INVALID}" "${JVMMaxVersion}") 606 # log exit cause 607 stub_logger "[EXIT 5] ${MSG_JVMVERSION_REQ_INVALID_EXPANDED}" 608 # display error message with AppleScript 609 osascript -e "tell application \"System Events\" to display dialog \"${MSG_ERROR_LAUNCHING}\n\n${MSG_JVMVERSION_REQ_INVALID_EXPANDED}\" with title \"${CFBundleName}\" buttons {\" OK \"} default button 1${DialogWithIcon}" 610 # exit with error 611 exit 5 612 fi 613 614 615 # find installed JavaVirtualMachines (JDK + JRE) 616 allJVMs=() 617 618 # read JDK's from '/usr/libexec/java_home --xml' command with PlistBuddy and a custom Dict iterator 619 # idea: https://stackoverflow.com/a/14085460/1128689 and https://scriptingosx.com/2018/07/parsing-dscl-output-in-scripts/ 620 javaXml=$(/usr/libexec/java_home --xml) 621 javaCounter=$(/usr/libexec/PlistBuddy -c "Print" /dev/stdin <<< $javaXml | grep "Dict" | wc -l | tr -d ' ') 622 623 # iterate over all Dict entries 624 # but only if there are any JVMs at all (#93) 625 if [ "$javaCounter" -gt "0" ] ; then 626 for idx in $(seq 0 $((javaCounter - 1))) 627 do 628 version=$(/usr/libexec/PlistBuddy -c "print :$idx:JVMVersion" /dev/stdin <<< $javaXml) 629 path=$(/usr/libexec/PlistBuddy -c "print :$idx:JVMHomePath" /dev/stdin <<< $javaXml) 630 path+="/bin/java" 631 allJVMs+=("$version:$path") 632 done 633 # unset for loop variables 634 unset version path 635 fi 636 637 # add SDKMAN! java versions (#95) 638 if [ -d ~/.sdkman/candidates/java/ ] ; then 639 for sdkjdk in ~/.sdkman/candidates/java/*/ 640 do 641 if [[ ${sdkjdk} =~ /current/$ ]] ; then 642 continue 643 fi 644 645 sdkjdkcmd="${sdkjdk}bin/java" 646 version=$(get_java_version_from_cmd "${sdkjdkcmd}") 647 allJVMs+=("$version:$sdkjdkcmd") 648 done 649 # unset for loop variables 650 unset version 651 fi 652 653 # add Apple JRE if available 654 if [ -x "${apple_jre_plugin}" ] ; then 655 allJVMs+=("$apple_jre_version:$apple_jre_plugin") 656 fi 657 658 # add Oracle JRE if available 659 if [ -x "${oracle_jre_plugin}" ] ; then 660 allJVMs+=("$oracle_jre_version:$oracle_jre_plugin") 661 fi 662 663 # debug output 664 for i in "${allJVMs[@]}" 665 do 666 stub_logger "[JavaSearch] ... found JVM: $i" 667 done 668 669 670 # determine JVMs matching the min/max version requirement 671 672 stub_logger "[JavaSearch] Filtering the result list for JVMs matching the min/max version requirement ..." 673 674 minC=$(get_comparable_java_version ${JVMVersion}) 675 maxC=$(get_comparable_java_version ${JVMMaxVersion}) 676 matchingJVMs=() 677 678 for i in "${allJVMs[@]}" 679 do 680 # split JVM string at ':' delimiter to retain spaces in $path substring 681 IFS=: arr=($i) ; unset IFS 682 # [0] JVM version number 683 ver=${arr[0]} 684 # comparable JVM version number 685 comp=$(get_comparable_java_version $ver) 686 # [1] JVM path 687 path="${arr[1]}" 688 # construct string item for adding to the "matchingJVMs" array 689 item="$comp:$ver:$path" 690 691 # pre-requisite: current version number needs to be greater than min version number 692 if [ "$comp" -ge "$minC" ] ; then 693 694 # perform max version checks if max version requirement is present 695 if [ ! -z ${JVMMaxVersion} ] ; then 696 697 # max version requirement ends with '*' modifier 698 if [[ ${JVMMaxVersion} == *\* ]] ; then 699 700 # use the '*' modifier from the max version string as wildcard for a 'starts with' comparison 701 # and check whether the current version number starts with the max version wildcard string 702 if [[ ${ver} == ${JVMMaxVersion} ]]; then 703 matchingJVMs+=("$item") 704 705 # or whether the current comparable version is lower than the comparable max version 706 elif [ "$comp" -le "$maxC" ] ; then 707 matchingJVMs+=("$item") 708 fi 709 710 # max version requirement ends with '+' modifier -> always add this version if it's greater than $min 711 # because a max requirement with + modifier doesn't make sense 712 elif [[ ${JVMMaxVersion} == *+ ]] ; then 713 matchingJVMs+=("$item") 714 715 # matches 6 zeros at the end of the max version string (e.g. for 1.8, 9) 716 # -> then the max version string should be treated like with a '*' modifier at the end 717 #elif [[ ${maxC} =~ ^[0-9]{2}0{6}$ ]] && [ "$comp" -le $(( ${maxC#0} + 999 )) ] ; then 718 # matchingJVMs+=("$item") 719 720 # matches 3 zeros at the end of the max version string (e.g. for 9.1, 10.3) 721 # -> then the max version string should be treated like with a '*' modifier at the end 722 #elif [[ ${maxC} =~ ^[0-9]{5}0{3}$ ]] && [ "$comp" -le "${maxC}" ] ; then 723 # matchingJVMs+=("$item") 724 725 # matches standard requirements without modifier 726 elif [ "$comp" -le "$maxC" ]; then 727 matchingJVMs+=("$item") 728 fi 729 730 # no max version requirement: 731 732 # min version requirement ends with '+' modifier 733 # -> always add the current version because it's greater than $min 734 elif [[ ${JVMVersion} == *+ ]] ; then 735 matchingJVMs+=("$item") 736 737 # min version requirement ends with '*' modifier 738 # -> use the '*' modifier from the min version string as wildcard for a 'starts with' comparison 739 # and check whether the current version number starts with the min version wildcard string 740 elif [[ ${JVMVersion} == *\* ]] ; then 741 if [[ ${ver} == ${JVMVersion} ]] ; then 742 matchingJVMs+=("$item") 743 fi 744 745 # compare the min version against the current version with an additional * wildcard for a 'starts with' comparison 746 # -> e.g. add 1.8.0_44 when the requirement is 1.8 747 elif [[ ${ver} == ${JVMVersion}* ]] ; then 748 matchingJVMs+=("$item") 749 fi 750 fi 751 done 752 # unset for loop variables 753 unset arr ver comp path item 754 755 # debug output 756 for i in "${matchingJVMs[@]}" 757 do 758 stub_logger "[JavaSearch] ... matches all requirements: $i" 759 done 760 761 762 # sort the matching JavaVirtualMachines by version number 763 # https://stackoverflow.com/a/11789688/1128689 764 IFS=$'\n' matchingJVMs=($(sort -nr <<<"${matchingJVMs[*]}")) 765 unset IFS 766 767 768 # get the highest matching JVM 769 for ((i = 0; i < ${#matchingJVMs[@]}; i++)); 770 do 771 # split JVM string at ':' delimiter to retain spaces in $path substring 772 IFS=: arr=(${matchingJVMs[$i]}) ; unset IFS 773 # [0] comparable JVM version number 774 comp=${arr[0]} 775 # [1] JVM version number 776 ver=${arr[1]} 777 # [2] JVM path 778 path="${arr[2]}" 779 780 # use current value as JAVACMD if it's executable 781 if [ -x "$path" ] ; then 782 JAVACMD="$path" 783 JAVACMD_version=$comp 784 break 785 fi 786 done 787 # unset for loop variables 788 unset arr comp ver path 789fi 790 791# log the Java Command and the extracted version number 792stub_logger "[JavaCommand] '$JAVACMD'" 793stub_logger "[JavaVersion] $(get_java_version_from_cmd "${JAVACMD}")${JAVACMD_version:+ / $JAVACMD_version}" 794 795 796 797if [ -z "${JAVACMD}" ] || [ ! -x "${JAVACMD}" ] ; then 798 799 # different error messages when a specific JVM was required 800 if [ ! -z "${JVMVersion}" ] ; then 801 # display human readable java version (#28) 802 java_version_hr=$(echo ${JVMVersion} | sed -E 's/^1\.([0-9+*]+)$/ \1/g' | sed "s/+/ ${MSG_JAVA_VERSION_OR_LATER}/;s/*/ ${MSG_JAVA_VERSION_LATEST}/") 803 MSG_NO_SUITABLE_JAVA_EXPANDED=$(printf "${MSG_NO_SUITABLE_JAVA}" "${java_version_hr}"). 804 805 if [ ! -z "${JVMMaxVersion}" ] ; then 806 java_version_hr=$(extract_java_major_version ${JVMVersion}) 807 java_version_max_hr=$(echo ${JVMMaxVersion} | sed -E 's/^1\.([0-9+*]+)$/ \1/g' | sed "s/+//;s/*/ ${MSG_JAVA_VERSION_LATEST}/") 808 MSG_NO_SUITABLE_JAVA_EXPANDED="$(printf "${MSG_NO_SUITABLE_JAVA}" "${java_version_hr}") $(printf "${MSG_JAVA_VERSION_MAX}" "${java_version_max_hr}")" 809 fi 810 811 # log exit cause 812 stub_logger "[EXIT 3] ${MSG_NO_SUITABLE_JAVA_EXPANDED}" 813 814 # display error message with AppleScript 815 osascript -e "tell application \"System Events\" to display dialog \"${MSG_ERROR_LAUNCHING}\n\n${MSG_NO_SUITABLE_JAVA_EXPANDED}\n${MSG_NO_SUITABLE_JAVA_CHECK}\" with title \"${CFBundleName}\" buttons {\" OK \", \"${MSG_VISIT_JAVA_DOT_COM}\", \"${MSG_VISIT_ADOPTOPENJDK}\"} default button 1${DialogWithIcon}" \ 816 -e "set response to button returned of the result" \ 817 -e "if response is \"${MSG_VISIT_JAVA_DOT_COM}\" then open location \"https://www.java.com/download/\"" \ 818 -e "if response is \"${MSG_VISIT_ADOPTOPENJDK}\" then open location \"https://adoptopenjdk.net/releases.html\"" 819 # exit with error 820 exit 3 821 822 else 823 # log exit cause 824 stub_logger "[EXIT 1] ${MSG_ERROR_LAUNCHING}" 825 # display error message with AppleScript 826 osascript -e "tell application \"System Events\" to display dialog \"${MSG_ERROR_LAUNCHING}\n\n${MSG_INSTALL_JAVA}\" with title \"${CFBundleName}\" buttons {\"${MSG_LATER}\", \"${MSG_VISIT_JAVA_DOT_COM}\", \"${MSG_VISIT_ADOPTOPENJDK}\"} default button 1${DialogWithIcon}" \ 827 -e "set response to button returned of the result" \ 828 -e "if response is \"${MSG_VISIT_JAVA_DOT_COM}\" then open location \"https://www.java.com/download/\"" \ 829 -e "if response is \"${MSG_VISIT_ADOPTOPENJDK}\" then open location \"https://adoptopenjdk.net/releases.html\"" 830 # exit with error 831 exit 1 832 fi 833fi 834 835 836 837# MainClass check 838############################################ 839 840if [ -z "${JVMMainClass}" ]; then 841 # log exit cause 842 stub_logger "[EXIT 2] ${MSG_MISSING_MAINCLASS}" 843 # display error message with AppleScript 844 osascript -e "tell application \"System Events\" to display dialog \"${MSG_ERROR_LAUNCHING}\n\n${MSG_MISSING_MAINCLASS}\" with title \"${CFBundleName}\" buttons {\" OK \"} default button 1${DialogWithIcon}" 845 # exit with error 846 exit 2 847fi 848 849 850 851# execute $JAVACMD and do some preparation 852############################################ 853 854# enable drag&drop to the dock icon 855export CFProcessPath="$0" 856 857# remove Apples ProcessSerialNumber from passthru arguments (#39) 858if [[ "$*" == -psn* ]] ; then 859 ArgsPassthru=() 860else 861 ArgsPassthru=("$@") 862fi 863 864# change to Working Directory based upon Apple/Oracle Plist info 865cd "${WorkingDirectory}" || exit 13 866stub_logger "[WorkingDirectory] ${WorkingDirectory}" 867 868# execute Java and set 869# - classpath 870# - splash image 871# - dock icon 872# - app name 873# - JVM options / properties (-D) 874# - JVM default options (-X) 875# - main class 876# - main class arguments 877# - passthrough arguments from Terminal or Drag'n'Drop to Finder icon 878stub_logger "[Exec] \"$JAVACMD\" -cp \"${JVMClassPath}\" ${JVMSplashFile:+ -splash:\"${ResourcesFolder}/${JVMSplashFile}\"} -Xdock:icon=\"${ResourcesFolder}/${CFBundleIconFile}\" -Xdock:name=\"${CFBundleName}\" ${JVMOptionsArr:+$(printf "'%s' " "${JVMOptionsArr[@]}") }${JVMDefaultOptions:+$JVMDefaultOptions }${JVMMainClass}${MainArgsArr:+ $(printf "'%s' " "${MainArgsArr[@]}")}${ArgsPassthru:+ $(printf "'%s' " "${ArgsPassthru[@]}")}" 879exec "${JAVACMD}" \ 880 -cp "${JVMClassPath}" \ 881 ${JVMSplashFile:+ -splash:"${ResourcesFolder}/${JVMSplashFile}"} \ 882 -Xdock:icon="${ResourcesFolder}/${CFBundleIconFile}" \ 883 -Xdock:name="${CFBundleName}" \ 884 ${JVMOptionsArr:+"${JVMOptionsArr[@]}" }\ 885 ${JVMDefaultOptions:+$JVMDefaultOptions }\ 886 "${JVMMainClass}"\ 887 ${MainArgsArr:+ "${MainArgsArr[@]}"}\ 888 ${ArgsPassthru:+ "${ArgsPassthru[@]}"} 889