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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 <com/sun/star/uno/XComponentContext.hpp>
27 : #include <osl/diagnose.h>
28 : #include <jvmaccess/virtualmachine.hxx>
29 : #include <memory>
30 : #include <functional>
31 : #include <boost/shared_ptr.hpp>
32 :
33 : //=====================================================================
34 :
35 : #ifdef HAVE_64BIT_POINTERS
36 : #error "no 64 bit pointer"
37 : #endif //HAVE_64BIT_POINTERS
38 :
39 : namespace comphelper
40 : {
41 : class ResourceBasedEventLogger;
42 : }
43 :
44 : namespace connectivity
45 : {
46 : typedef ::boost::shared_ptr< jvmaccess::VirtualMachine::AttachGuard> TGuard;
47 : class SDBThreadAttach
48 : {
49 : jvmaccess::VirtualMachine::AttachGuard m_aGuard;
50 : SDBThreadAttach(SDBThreadAttach&);
51 : SDBThreadAttach& operator= (SDBThreadAttach&);
52 : public:
53 : SDBThreadAttach();
54 : ~SDBThreadAttach();
55 :
56 : JNIEnv* pEnv;
57 : static void addRef();
58 : static void releaseRef();
59 :
60 : public:
61 0 : JNIEnv& env() const
62 : {
63 : // according to the documentation of jvmaccess::VirtualMachine::AttachGuard, our env is never
64 : // NULL, so why bothering with pointer checks?
65 0 : return *pEnv;
66 : }
67 : };
68 : //=====================================================================
69 : //=====================================================================
70 : class java_lang_Object
71 : {
72 : // operator= and the copy ctor are forbidden
73 : java_lang_Object& operator= (java_lang_Object&);
74 : java_lang_Object(java_lang_Object&);
75 :
76 : protected:
77 : // The Java handle to this class
78 : jobject object;
79 :
80 : // Class definiton
81 : // New in SJ2:
82 : static jclass theClass; // The class needs to be requested only once!
83 :
84 : virtual jclass getMyClass() const;
85 :
86 : public:
87 : // Ctor that should be used for the derived classes
88 : java_lang_Object( JNIEnv * pEnv, jobject myObj );
89 :
90 : // The actual ctor
91 : java_lang_Object();
92 :
93 : virtual ~java_lang_Object();
94 :
95 : void saveRef( JNIEnv * pEnv, jobject myObj );
96 0 : jobject getJavaObject() const { return object; }
97 : java_lang_Object * GetWrapper() { return this; }
98 : void clearObject(JNIEnv& rEnv);
99 : void clearObject();
100 :
101 : virtual OUString toString() const;
102 :
103 : static void ThrowSQLException(JNIEnv * pEnv,const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface> & _rContext);
104 : static void ThrowLoggedSQLException(
105 : const ::comphelper::ResourceBasedEventLogger& _rLogger,
106 : JNIEnv* pEnvironment,
107 : const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _rxContext
108 : );
109 :
110 : static ::rtl::Reference< jvmaccess::VirtualMachine > getVM(const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& _rxContext=NULL);
111 :
112 : static jclass findMyClass(const char* _pClassName);
113 : void obtainMethodId(JNIEnv* _pEnv, const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID) const;
114 :
115 : sal_Bool callBooleanMethod( const char* _pMethodName, jmethodID& _inout_MethodID ) const;
116 : sal_Bool callBooleanMethodWithIntArg( const char* _pMethodName, jmethodID& _inout_MethodID, sal_Int32 _nArgument ) const;
117 : jobject callResultSetMethod( JNIEnv& _rEnv, const char* _pMethodName, jmethodID& _inout_MethodID ) const;
118 : sal_Int32 callIntMethod( const char* _pMethodName, jmethodID& _inout_MethodID,bool _bIgnoreException = false ) const;
119 : sal_Int32 callIntMethodWithIntArg( const char* _pMethodName, jmethodID& _inout_MethodID, sal_Int32 _nArgument ) const;
120 : sal_Int32 callIntMethodWithStringArg( const char* _pMethodName, jmethodID& _inout_MethodID,const OUString& _nArgument ) const;
121 : OUString callStringMethod( const char* _pMethodName, jmethodID& _inout_MethodID ) const;
122 : OUString callStringMethodWithIntArg( const char* _pMethodName, jmethodID& _inout_MethodID , sal_Int32 _nArgument) const;
123 : void callVoidMethod( const char* _pMethodName, jmethodID& _inout_MethodID) const;
124 : void callVoidMethodWithIntArg( const char* _pMethodName, jmethodID& _inout_MethodID, sal_Int32 _nArgument,bool _bIgnoreException = false ) const;
125 : void callVoidMethodWithBoolArg( const char* _pMethodName, jmethodID& _inout_MethodID, sal_Int32 _nArgument,bool _bIgnoreException = false ) const;
126 : void callVoidMethodWithStringArg( const char* _pMethodName, jmethodID& _inout_MethodID, const OUString& _nArgument ) const;
127 : jobject callObjectMethod( JNIEnv * pEnv, const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID ) const;
128 : jobject callObjectMethodWithIntArg( JNIEnv * pEnv, const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID , sal_Int32 _nArgument) const;
129 :
130 : template< typename T >
131 0 : T callMethodWithIntArg(T (JNIEnv::*pCallMethod)( jobject obj, jmethodID methodID, ... ) ,const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID , sal_Int32 _nArgument) const
132 : {
133 0 : SDBThreadAttach t;
134 0 : obtainMethodId(t.pEnv, _pMethodName,_pSignature, _inout_MethodID);
135 0 : T out = (t.pEnv->*pCallMethod)( object, _inout_MethodID,_nArgument);
136 0 : ThrowSQLException( t.pEnv, NULL );
137 0 : return out;
138 : }
139 :
140 : template< typename T >
141 0 : void callVoidMethod(const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID,sal_Int32 _nArgument, const T& _aValue) const
142 : {
143 0 : SDBThreadAttach t;
144 0 : obtainMethodId(t.pEnv, _pMethodName,_pSignature, _inout_MethodID);
145 0 : t.pEnv->CallVoidMethod( object, _inout_MethodID,_nArgument,_aValue);
146 0 : ThrowSQLException( t.pEnv, NULL );
147 0 : }
148 :
149 :
150 : };
151 : }
152 : #endif //_CONNECTIVITY_JAVA_LANG_OBJJECT_HXX_
153 :
154 :
155 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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