1 /* 2 * Copyright (c) 2014, 2016, Oracle and/or its affiliates. 3 * All rights reserved. Use is subject to license terms. 4 * 5 * This file is available and licensed under the following license: 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * - Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * - Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the distribution. 16 * - Neither the name of Oracle Corporation nor the names of its 17 * contributors may be used to endorse or promote products derived 18 * from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 24 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 25 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 26 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 34 #ifndef JAVAVIRTUALMACHINE_H 35 #define JAVAVIRTUALMACHINE_H 36 37 38 #include "jni.h" 39 #include "Platform.h" 40 41 42 enum JvmLaunchType { 43 USER_APP_LAUNCH, 44 SINGLE_INSTANCE_NOTIFICATION_LAUNCH, 45 JVM_LAUNCH_TYPES_NUM 46 }; 47 48 struct JavaOptionItem { 49 TString name; 50 TString value; 51 void* extraInfo; 52 }; 53 54 class JavaOptions { 55 private: 56 std::list<JavaOptionItem> FItems; 57 JavaVMOption* FOptions; 58 59 public: 60 JavaOptions(); 61 ~JavaOptions(); 62 63 void AppendValue(const TString Key, TString Value, void* Extra); 64 void AppendValue(const TString Key, TString Value); 65 void AppendValue(const TString Key); 66 void AppendValues(OrderedMap<TString, TString> Values); 67 void ReplaceValue(const TString Key, TString Value); 68 std::list<TString> ToList(); 69 size_t GetCount(); 70 }; 71 72 // Private typedef for function pointer casting 73 #define LAUNCH_FUNC "JLI_Launch" 74 75 typedef int (JNICALL *JVM_CREATE)(int argc, char ** argv, 76 int jargc, const char** jargv, 77 int appclassc, const char** appclassv, 78 const char* fullversion, 79 const char* dotversion, 80 const char* pname, 81 const char* lname, 82 jboolean javaargs, 83 jboolean cpwildcard, 84 jboolean javaw, 85 jint ergo); 86 87 class JavaLibrary : public Library { 88 JVM_CREATE FCreateProc; 89 JavaLibrary(const TString &FileName); 90 public: 91 JavaLibrary(); 92 bool JavaVMCreate(size_t argc, char *argv[]); 93 }; 94 95 class JavaVirtualMachine { 96 private: 97 JavaLibrary javaLibrary; 98 99 void configureLibrary(); 100 bool launchVM(JavaOptions& options, std::list<TString>& vmargs, bool addSiProcessId); 101 public: 102 JavaVirtualMachine(); 103 ~JavaVirtualMachine(void); 104 105 bool StartJVM(); 106 bool NotifySingleInstance(); 107 }; 108 109 bool RunVM(JvmLaunchType type); 110 111 #endif //JAVAVIRTUALMACHINE_H