1 /* 2 * Copyright (c) 2014, 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 JAVA_H 35 #define JAVA_H 36 37 #include "Platform.h" 38 #include "Messages.h" 39 40 #include "jni.h" 41 42 43 class JavaClass; 44 class JavaStaticMethod; 45 class JavaMethod; 46 class JavaStringArray; 47 48 49 class JavaException : public std::exception { 50 // Prohibit Heap-Based Classes. 51 private: 52 static void *operator new(size_t size); 53 54 private: 55 #ifdef DEBUG 56 static std::string CreateExceptionMessage(JNIEnv* Env, jthrowable Exception, 57 jmethodID GetCauseMethod, jmethodID GetStackTraceMethod, jmethodID ThrowableToStringMethod, 58 jmethodID FrameToStringMethod); 59 #endif //DEBUG 60 61 std::string FMessage; 62 jthrowable FException; 63 JNIEnv *FEnv; 64 65 public: 66 explicit JavaException(); 67 explicit JavaException(const char* const message); 68 explicit JavaException(JNIEnv *Env, const char* const message); 69 virtual ~JavaException() throw() {} 70 71 virtual const char* what(); 72 void Rethrow(); 73 }; 74 75 76 class JavaStaticMethod { 77 // Prohibit Heap-Based Classes. 78 private: 79 static void *operator new(size_t size); 80 static void operator delete(void *ptr); 81 82 private: 83 JNIEnv *FEnv; 84 jmethodID FMethod; 85 jclass FClass; 86 public: 87 JavaStaticMethod(JNIEnv *Env, jclass Class, jmethodID Method); 88 89 void CallVoidMethod(int Count, ...); 90 operator jmethodID (); 91 }; 92 93 94 class JavaMethod { 95 // Prohibit Heap-Based Classes. 96 private: 97 static void *operator new(size_t size); 98 static void operator delete(void *ptr); 99 100 JavaMethod(JavaMethod const&); // Don't Implement. 101 void operator=(JavaMethod const&); // Don't implement 102 103 private: 104 JNIEnv *FEnv; 105 jmethodID FMethod; 106 jobject FObj; 107 public: 108 JavaMethod(JNIEnv *Env, jobject Obj, jmethodID Method); 109 110 void CallVoidMethod(int Count, ...); 111 operator jmethodID (); 112 }; 113 114 115 class JavaClass { 116 // Prohibit Heap-Based Classes. 117 private: 118 static void *operator new(size_t size); 119 static void operator delete(void *ptr); 120 121 JavaClass(JavaClass const&); // Don't Implement. 122 void operator=(JavaClass const&); // Don't implement 123 124 private: 125 JNIEnv *FEnv; 126 jclass FClass; 127 TString FClassName; 128 129 public: 130 JavaClass(JNIEnv *Env, TString Name); 131 ~JavaClass(); 132 133 JavaStaticMethod GetStaticMethod(TString Name, TString Signature); 134 operator jclass (); 135 }; 136 137 138 class JavaStringArray { 139 // Prohibit Heap-Based Classes. 140 private: 141 static void *operator new(size_t size); 142 static void operator delete(void *ptr); 143 144 JavaStringArray(JavaStringArray const&); // Don't Implement. 145 void operator=(JavaStringArray const&); // Don't implement 146 147 private: 148 JNIEnv *FEnv; 149 jobjectArray FData; 150 151 void Initialize(size_t Size); 152 153 public: 154 JavaStringArray(JNIEnv *Env, size_t Size); 155 JavaStringArray(JNIEnv *Env, jobjectArray Data); 156 JavaStringArray(JNIEnv *Env, std::list<TString> Array); 157 158 jobjectArray GetData(); 159 void SetValue(jsize Index, jstring Item); 160 jstring GetValue(jsize Index); 161 unsigned int Count(); 162 }; 163 164 #endif //JAVA_H