--- /dev/null 2019-11-13 18:12:34.000000000 -0500 +++ new/src/jdk.incubator.jpackage/share/native/libapplauncher/JavaVirtualMachine.cpp 2019-11-13 18:12:31.425237400 -0500 @@ -0,0 +1,318 @@ +/* + * Copyright (c) 2014, 2019, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. Oracle designates this + * particular file as subject to the "Classpath" exception as provided + * by Oracle in the LICENSE file that accompanied this code. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +#include "JavaVirtualMachine.h" +#include "Platform.h" +#include "PlatformString.h" +#include "FilePath.h" +#include "Package.h" +#include "Helpers.h" +#include "Messages.h" +#include "Macros.h" + +#include "jni.h" + +#include +#include +#include + + +bool RunVM() { + JavaVirtualMachine javavm; + + bool result = javavm.StartJVM(); + + if (!result) { + Platform& platform = Platform::GetInstance(); + platform.ShowMessage(_T("Failed to launch JVM\n")); + } + + return result; +} + +//---------------------------------------------------------------------------- + +JavaOptions::JavaOptions(): FOptions(NULL) { +} + +JavaOptions::~JavaOptions() { + if (FOptions != NULL) { + for (unsigned int index = 0; index < GetCount(); index++) { + delete[] FOptions[index].optionString; + } + + delete[] FOptions; + } +} + +void JavaOptions::AppendValue(const TString Key, TString Value, void* Extra) { + JavaOptionItem item; + item.name = Key; + item.value = Value; + item.extraInfo = Extra; + FItems.push_back(item); +} + +void JavaOptions::AppendValue(const TString Key, TString Value) { + AppendValue(Key, Value, NULL); +} + +void JavaOptions::AppendValue(const TString Key) { + AppendValue(Key, _T(""), NULL); +} + +void JavaOptions::AppendValues(OrderedMap Values) { + if (Values.GetAllowDuplicates()) { + for (int i = 0; i < (int)Values.Count(); i++) { + TString name, value; + + bool bResult = Values.GetKey(i, name); + bResult &= Values.GetValue(i, value); + + if (bResult) { + AppendValue(name, value); + } + } + } else { // In case we asked to add values from OrderedMap with allow + // duplicates set to false. Not used now, but should avoid possible + // bugs. + std::vector orderedKeys = Values.GetKeys(); + + for (std::vector::const_iterator iterator = orderedKeys.begin(); + iterator != orderedKeys.end(); iterator++) { + TString name = *iterator; + TString value; + + if (Values.GetValue(name, value) == true) { + AppendValue(name, value); + } + } + } +} + +void JavaOptions::ReplaceValue(const TString Key, TString Value) { + for (std::list::iterator iterator = FItems.begin(); + iterator != FItems.end(); iterator++) { + + TString lkey = iterator->name; + + if (lkey == Key) { + JavaOptionItem item = *iterator; + item.value = Value; + iterator = FItems.erase(iterator); + FItems.insert(iterator, item); + break; + } + } +} + +std::list JavaOptions::ToList() { + std::list result; + Macros& macros = Macros::GetInstance(); + + for (std::list::const_iterator iterator = FItems.begin(); + iterator != FItems.end(); iterator++) { + TString key = iterator->name; + TString value = iterator->value; + TString option = Helpers::NameValueToString(key, value); + option = macros.ExpandMacros(option); + result.push_back(option); + } + + return result; +} + +size_t JavaOptions::GetCount() { + return FItems.size(); +} + +//---------------------------------------------------------------------------- + +JavaVirtualMachine::JavaVirtualMachine() { +} + +JavaVirtualMachine::~JavaVirtualMachine(void) { +} + +bool JavaVirtualMachine::StartJVM() { + Platform& platform = Platform::GetInstance(); + Package& package = Package::GetInstance(); + + TString classpath = package.GetClassPath(); + TString modulepath = package.GetModulePath(); + JavaOptions options; + + if (modulepath.empty() == false) { + options.AppendValue(_T("-Djava.module.path"), modulepath); + } + + options.AppendValue(_T("-Djava.library.path"), + package.GetPackageAppDirectory() + FilePath::PathSeparator() + + package.GetPackageLauncherDirectory()); + options.AppendValue( + _T("-Djava.launcher.path"), package.GetPackageLauncherDirectory()); + options.AppendValues(package.GetJavaOptions()); + +#ifdef DEBUG + if (package.Debugging() == dsJava) { + options.AppendValue(_T("-Xdebug"), _T("")); + options.AppendValue( + _T("-Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=localhost:5005"), + _T("")); + platform.ShowMessage(_T("localhost:5005")); + } +#endif // DEBUG + + TString maxHeapSizeOption; + TString minHeapSizeOption; + + + if (package.GetMemoryState() == PackageBootFields::msAuto) { + TPlatformNumber memorySize = package.GetMemorySize(); + TString memory = + PlatformString((size_t)memorySize).toString() + _T("m"); + maxHeapSizeOption = TString(_T("-Xmx")) + memory; + options.AppendValue(maxHeapSizeOption, _T("")); + + if (memorySize > 256) + minHeapSizeOption = _T("-Xms256m"); + else + minHeapSizeOption = _T("-Xms") + memory; + + options.AppendValue(minHeapSizeOption, _T("")); + } + + TString mainClassName = package.GetMainClassName(); + TString mainModule = package.GetMainModule(); + + if (mainClassName.empty() == true && mainModule.empty() == true) { + Messages& messages = Messages::GetInstance(); + platform.ShowMessage(messages.GetMessage(NO_MAIN_CLASS_SPECIFIED)); + return false; + } + + configureLibrary(); + + // Initialize the arguments to JLI_Launch() + // + // On Mac OS X JLI_Launch spawns a new thread that actually starts the JVM. + // This new thread simply re-runs main(argc, argv). Therefore we do not + // want to add new args if we are still in the original main thread so we + // will treat them as command line args provided by the user ... + // Only propagate original set of args first time. + + options.AppendValue(_T("-classpath")); + options.AppendValue(classpath); + + std::list vmargs; + vmargs.push_back(package.GetCommandName()); + + if (package.HasSplashScreen() == true) { + options.AppendValue(TString(_T("-splash:")) + + package.GetSplashScreenFileName(), _T("")); + } + + if (mainModule.empty() == true) { + options.AppendValue(Helpers::ConvertJavaPathToId(mainClassName), + _T("")); + } else { + options.AppendValue(_T("-m")); + options.AppendValue(mainModule); + } + + return launchVM(options, vmargs); +} + +void JavaVirtualMachine::configureLibrary() { + Platform& platform = Platform::GetInstance(); + Package& package = Package::GetInstance(); + TString libName = package.GetJavaLibraryFileName(); + platform.addPlatformDependencies(&javaLibrary); + javaLibrary.Load(libName); +} + +bool JavaVirtualMachine::launchVM(JavaOptions& options, + std::list& vmargs) { + Platform& platform = Platform::GetInstance(); + Package& package = Package::GetInstance(); + +#ifdef MAC + // Mac adds a ProcessSerialNumber to args when launched from .app + // filter out the psn since they it's not expected in the app + if (platform.IsMainThread() == false) { + std::list loptions = options.ToList(); + vmargs.splice(vmargs.end(), loptions, + loptions.begin(), loptions.end()); + } +#else + std::list loptions = options.ToList(); + vmargs.splice(vmargs.end(), loptions, loptions.begin(), loptions.end()); +#endif + + std::list largs = package.GetArgs(); + vmargs.splice(vmargs.end(), largs, largs.begin(), largs.end()); + + size_t argc = vmargs.size(); + DynamicBuffer argv(argc + 1); + if (argv.GetData() == NULL) { + return false; + } + + unsigned int index = 0; + for (std::list::const_iterator iterator = vmargs.begin(); + iterator != vmargs.end(); iterator++) { + TString item = *iterator; + std::string arg = PlatformString(item).toStdString(); +#ifdef DEBUG + printf("%i %s\n", index, arg.c_str()); +#endif // DEBUG + argv[index] = PlatformString::duplicate(arg.c_str()); + index++; + } + + argv[argc] = NULL; + +// On Mac we can only free the boot fields if the calling thread is +// not the main thread. +#ifdef MAC + if (platform.IsMainThread() == false) { + package.FreeBootFields(); + } +#else + package.FreeBootFields(); +#endif // MAC + + if (javaLibrary.JavaVMCreate(argc, argv.GetData()) == true) { + return true; + } + + for (index = 0; index < argc; index++) { + if (argv[index] != NULL) { + delete[] argv[index]; + } + } + + return false; +}