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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 : #ifndef _CONNECTIVITY_JAVA_LANG_OBJECT_HXX_
20 : #define _CONNECTIVITY_JAVA_LANG_OBJECT_HXX_
21 :
22 : #include <cstdarg>
23 : #include <osl/thread.h>
24 : #include <com/sun/star/sdbc/SQLException.hpp>
25 : #include <com/sun/star/lang/XMultiServiceFactory.hpp>
26 : #include <osl/diagnose.h>
27 : #include <jvmaccess/virtualmachine.hxx>
28 : #include <memory>
29 : #include <functional>
30 : #include <boost/shared_ptr.hpp>
31 :
32 : //=====================================================================
33 :
34 : #ifdef HAVE_64BIT_POINTERS
35 : #error "no 64 bit pointer"
36 : #endif //HAVE_64BIT_POINTERS
37 :
38 : namespace comphelper
39 : {
40 : class ResourceBasedEventLogger;
41 : }
42 :
43 : namespace connectivity
44 : {
45 : typedef ::boost::shared_ptr< jvmaccess::VirtualMachine::AttachGuard> TGuard;
46 : class SDBThreadAttach
47 : {
48 : jvmaccess::VirtualMachine::AttachGuard m_aGuard;
49 : SDBThreadAttach(SDBThreadAttach&);
50 : SDBThreadAttach& operator= (SDBThreadAttach&);
51 : public:
52 : SDBThreadAttach();
53 : ~SDBThreadAttach();
54 :
55 : JNIEnv* pEnv;
56 : static void addRef();
57 : static void releaseRef();
58 :
59 : public:
60 0 : JNIEnv& env() const
61 : {
62 : // according to the documentation of jvmaccess::VirtualMachine::AttachGuard, our env is never
63 : // NULL, so why bothering with pointer checks?
64 0 : return *pEnv;
65 : }
66 : };
67 : //=====================================================================
68 : //=====================================================================
69 : class java_lang_Object
70 : {
71 : // operator= and the copy ctor are forbidden
72 : java_lang_Object& operator= (java_lang_Object&);
73 : java_lang_Object(java_lang_Object&);
74 :
75 : // Only to destroy the C++ pointer of Java objects derived from JSbxObject
76 : ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > m_xFactory;
77 :
78 : protected:
79 : // The Java handle to this class
80 : jobject object;
81 :
82 : // Class definiton
83 : // New in SJ2:
84 : static jclass theClass; // The class needs to be requested only once!
85 :
86 : virtual jclass getMyClass() const;
87 :
88 : public:
89 : // Ctor that should be used for the derived classes
90 : java_lang_Object( JNIEnv * pEnv, jobject myObj );
91 :
92 : // The actual ctor
93 : java_lang_Object(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxFactory=NULL);
94 :
95 : virtual ~java_lang_Object();
96 :
97 : void saveRef( JNIEnv * pEnv, jobject myObj );
98 0 : jobject getJavaObject() const { return object; }
99 : java_lang_Object * GetWrapper() { return this; }
100 : void clearObject(JNIEnv& rEnv);
101 : void clearObject();
102 :
103 : virtual ::rtl::OUString toString() const;
104 0 : ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > getORB() { return m_xFactory; }
105 :
106 : static void ThrowSQLException(JNIEnv * pEnv,const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface> & _rContext);
107 : static void ThrowLoggedSQLException(
108 : const ::comphelper::ResourceBasedEventLogger& _rLogger,
109 : JNIEnv* pEnvironment,
110 : const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _rxContext
111 : );
112 :
113 : static ::rtl::Reference< jvmaccess::VirtualMachine > getVM(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxFactory=NULL);
114 :
115 : static jclass findMyClass(const char* _pClassName);
116 : void obtainMethodId(JNIEnv* _pEnv, const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID) const;
117 :
118 : sal_Bool callBooleanMethod( const char* _pMethodName, jmethodID& _inout_MethodID ) const;
119 : sal_Bool callBooleanMethodWithIntArg( const char* _pMethodName, jmethodID& _inout_MethodID, sal_Int32 _nArgument ) const;
120 : jobject callResultSetMethod( JNIEnv& _rEnv, const char* _pMethodName, jmethodID& _inout_MethodID ) const;
121 : sal_Int32 callIntMethod( const char* _pMethodName, jmethodID& _inout_MethodID,bool _bIgnoreException = false ) const;
122 : sal_Int32 callIntMethodWithIntArg( const char* _pMethodName, jmethodID& _inout_MethodID, sal_Int32 _nArgument ) const;
123 : sal_Int32 callIntMethodWithStringArg( const char* _pMethodName, jmethodID& _inout_MethodID,const ::rtl::OUString& _nArgument ) const;
124 : ::rtl::OUString callStringMethod( const char* _pMethodName, jmethodID& _inout_MethodID ) const;
125 : ::rtl::OUString callStringMethodWithIntArg( const char* _pMethodName, jmethodID& _inout_MethodID , sal_Int32 _nArgument) const;
126 : void callVoidMethod( const char* _pMethodName, jmethodID& _inout_MethodID) const;
127 : void callVoidMethodWithIntArg( const char* _pMethodName, jmethodID& _inout_MethodID, sal_Int32 _nArgument,bool _bIgnoreException = false ) const;
128 : void callVoidMethodWithBoolArg( const char* _pMethodName, jmethodID& _inout_MethodID, sal_Int32 _nArgument,bool _bIgnoreException = false ) const;
129 : void callVoidMethodWithStringArg( const char* _pMethodName, jmethodID& _inout_MethodID, const ::rtl::OUString& _nArgument ) const;
130 : jobject callObjectMethod( JNIEnv * pEnv, const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID ) const;
131 : jobject callObjectMethodWithIntArg( JNIEnv * pEnv, const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID , sal_Int32 _nArgument) const;
132 :
133 : template< typename T >
134 0 : T callMethodWithIntArg(T (JNIEnv::*pCallMethod)( jobject obj, jmethodID methodID, ... ) ,const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID , sal_Int32 _nArgument) const
135 : {
136 0 : SDBThreadAttach t;
137 0 : obtainMethodId(t.pEnv, _pMethodName,_pSignature, _inout_MethodID);
138 0 : T out = (t.pEnv->*pCallMethod)( object, _inout_MethodID,_nArgument);
139 0 : ThrowSQLException( t.pEnv, NULL );
140 0 : return out;
141 : }
142 :
143 : template< typename T >
144 0 : void callVoidMethod(const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID,sal_Int32 _nArgument, const T& _aValue) const
145 : {
146 0 : SDBThreadAttach t;
147 0 : obtainMethodId(t.pEnv, _pMethodName,_pSignature, _inout_MethodID);
148 0 : t.pEnv->CallVoidMethod( object, _inout_MethodID,_nArgument,_aValue);
149 0 : ThrowSQLException( t.pEnv, NULL );
150 0 : }
151 :
152 :
153 : };
154 : }
155 : #endif //_CONNECTIVITY_JAVA_LANG_OBJJECT_HXX_
156 :
157 :
158 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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