1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 #ifndef _CONNECTIVITY_JAVA_LANG_OBJECT_HXX_ 24 #define _CONNECTIVITY_JAVA_LANG_OBJECT_HXX_ 25 26 #if STLPORT_VERSION>=321 27 // jni.h needs cstdarg for std::va_list 28 #include <cstdarg> 29 #endif 30 #include <osl/thread.h> 31 #include <com/sun/star/sdbc/SQLException.hpp> 32 #include <com/sun/star/lang/XMultiServiceFactory.hpp> 33 #include <osl/diagnose.h> 34 #include <jvmaccess/virtualmachine.hxx> 35 #include <memory> 36 #include <functional> 37 #include <boost/shared_ptr.hpp> 38 39 //===================================================================== 40 41 #ifdef HAVE_64BIT_POINTERS 42 #error "no 64 bit pointer" 43 #else 44 #ifdef OS2 45 #define PVOID_TO_INT64(x) (jlong)(sal_Int32)x 46 #define INT64_TO_PVOID(x) (void *)x 47 #endif // OS2 48 #endif //HAVE_64BIT_POINTERS 49 50 namespace comphelper 51 { 52 class ResourceBasedEventLogger; 53 } 54 55 namespace connectivity 56 { 57 typedef ::boost::shared_ptr< jvmaccess::VirtualMachine::AttachGuard> TGuard; 58 class SDBThreadAttach 59 { 60 jvmaccess::VirtualMachine::AttachGuard m_aGuard; 61 SDBThreadAttach(SDBThreadAttach&); 62 SDBThreadAttach& operator= (SDBThreadAttach&); 63 public: 64 SDBThreadAttach(); 65 ~SDBThreadAttach(); 66 67 JNIEnv* pEnv; 68 static void addRef(); 69 static void releaseRef(); 70 71 public: 72 JNIEnv& env() const 73 { 74 // according to the documentation of jvmaccess::VirtualMachine::AttachGuard, our env is never 75 // NULL, so why bothering with pointer checks? 76 return *pEnv; 77 } 78 }; 79 //===================================================================== 80 //===================================================================== 81 class java_lang_Class; 82 class java_lang_Object 83 { 84 // Zuweisungsoperator und Copy Konstruktor sind verboten 85 java_lang_Object& operator= (java_lang_Object&); 86 java_lang_Object(java_lang_Object&); 87 88 // nur zum Zerstoeren des C++ Pointers in vom JSbxObject 89 // abgeleiteten Java Objekten 90 ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > m_xFactory; 91 92 protected: 93 // der JAVA Handle zu dieser Klasse 94 jobject object; 95 // Klassendefinition 96 97 // neu in SJ2: 98 static jclass theClass; // die Klasse braucht nur einmal angefordert werden ! 99 100 virtual jclass getMyClass() const; 101 102 public: 103 // der Konstruktor, der fuer die abgeleiteten Klassen verwendet 104 // werden soll. 105 java_lang_Object( JNIEnv * pEnv, jobject myObj ); 106 // der eigentliche Konstruktor 107 java_lang_Object(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxFactory=NULL); 108 109 virtual ~java_lang_Object(); 110 111 void saveRef( JNIEnv * pEnv, jobject myObj ); 112 jobject getJavaObject() const { return object; } 113 java_lang_Object * GetWrapper() { return this; } 114 void clearObject(JNIEnv& rEnv); 115 void clearObject(); 116 117 virtual ::rtl::OUString toString() const; 118 ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > getORB() { return m_xFactory; } 119 120 static void ThrowSQLException(JNIEnv * pEnv,const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface> & _rContext); 121 static void ThrowLoggedSQLException( 122 const ::comphelper::ResourceBasedEventLogger& _rLogger, 123 JNIEnv* pEnvironment, 124 const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _rxContext 125 ); 126 127 static ::rtl::Reference< jvmaccess::VirtualMachine > getVM(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxFactory=NULL); 128 129 static jclass findMyClass(const char* _pClassName); 130 void obtainMethodId(JNIEnv* _pEnv, const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID) const; 131 132 sal_Bool callBooleanMethod( const char* _pMethodName, jmethodID& _inout_MethodID ) const; 133 sal_Bool callBooleanMethodWithIntArg( const char* _pMethodName, jmethodID& _inout_MethodID, sal_Int32 _nArgument ) const; 134 jobject callResultSetMethod( JNIEnv& _rEnv, const char* _pMethodName, jmethodID& _inout_MethodID ) const; 135 sal_Int32 callIntMethod( const char* _pMethodName, jmethodID& _inout_MethodID,bool _bIgnoreException = false ) const; 136 sal_Int32 callIntMethodWithIntArg( const char* _pMethodName, jmethodID& _inout_MethodID, sal_Int32 _nArgument ) const; 137 sal_Int32 callIntMethodWithStringArg( const char* _pMethodName, jmethodID& _inout_MethodID,const ::rtl::OUString& _nArgument ) const; 138 ::rtl::OUString callStringMethod( const char* _pMethodName, jmethodID& _inout_MethodID ) const; 139 ::rtl::OUString callStringMethodWithIntArg( const char* _pMethodName, jmethodID& _inout_MethodID , sal_Int32 _nArgument) const; 140 void callVoidMethod( const char* _pMethodName, jmethodID& _inout_MethodID) const; 141 void callVoidMethodWithIntArg( const char* _pMethodName, jmethodID& _inout_MethodID, sal_Int32 _nArgument,bool _bIgnoreException = false ) const; 142 void callVoidMethodWithBoolArg( const char* _pMethodName, jmethodID& _inout_MethodID, sal_Int32 _nArgument,bool _bIgnoreException = false ) const; 143 void callVoidMethodWithStringArg( const char* _pMethodName, jmethodID& _inout_MethodID, const ::rtl::OUString& _nArgument ) const; 144 jobject callObjectMethod( JNIEnv * pEnv, const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID ) const; 145 jobject callObjectMethodWithIntArg( JNIEnv * pEnv, const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID , sal_Int32 _nArgument) const; 146 147 template< typename T > 148 T callMethodWithIntArg(T (JNIEnv::*pCallMethod)( jobject obj, jmethodID methodID, ... ) ,const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID , sal_Int32 _nArgument) const 149 { 150 SDBThreadAttach t; 151 obtainMethodId(t.pEnv, _pMethodName,_pSignature, _inout_MethodID); 152 T out = (t.pEnv->*pCallMethod)( object, _inout_MethodID,_nArgument); 153 ThrowSQLException( t.pEnv, NULL ); 154 return out; 155 } 156 157 template< typename T > 158 void callVoidMethod(const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID,sal_Int32 _nArgument, const T& _aValue) const 159 { 160 SDBThreadAttach t; 161 obtainMethodId(t.pEnv, _pMethodName,_pSignature, _inout_MethodID); 162 t.pEnv->CallVoidMethod( object, _inout_MethodID,_nArgument,_aValue); 163 ThrowSQLException( t.pEnv, NULL ); 164 } 165 166 167 }; 168 } 169 #endif //_CONNECTIVITY_JAVA_LANG_OBJJECT_HXX_ 170 171 172