connectivity/source/inc/java/lang/Object.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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   9  * This file incorporates work covered by the following license notice:
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  14  *   ownership. The ASF licenses this file to you under the Apache
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  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 INCLUDED_CONNECTIVITY_SOURCE_INC_JAVA_LANG_OBJECT_HXX
  20 #define INCLUDED_CONNECTIVITY_SOURCE_INC_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 <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&) SAL_DELETED_FUNCTION;
  50         SDBThreadAttach& operator= (SDBThreadAttach&) SAL_DELETED_FUNCTION;
  51     public:
  52         SDBThreadAttach();
  53         ~SDBThreadAttach();
  54
  55         JNIEnv* pEnv;
  56         static void addRef();
  57         static void releaseRef();
  58
  59     public:
  60         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             return *pEnv;
  65         }
  66     };
  67
  68
  69     class  java_lang_Object
  70     {
  71         java_lang_Object& operator= (java_lang_Object&) SAL_DELETED_FUNCTION;
  72         java_lang_Object(java_lang_Object&) SAL_DELETED_FUNCTION;
  73
  74     protected:
  75         // The Java handle to this class
  76         jobject object;
  77
  78         // Class definition
  79         // New in SJ2:
  80         static jclass theClass; // The class needs to be requested only once!
  81
  82         virtual jclass getMyClass() const;
  83
  84     public:
  85         // Ctor that should be used for the derived classes
  86         java_lang_Object( JNIEnv * pEnv, jobject myObj );
  87
  88         // The actual ctor
  89         java_lang_Object();
  90
  91         virtual ~java_lang_Object();
  92
  93         void                saveRef( JNIEnv * pEnv, jobject myObj );
  94         jobject             getJavaObject() const { return object; }
  95         java_lang_Object *  GetWrapper() { return this; }
  96         void clearObject(JNIEnv& rEnv);
  97         void clearObject();
  98
  99         OUString toString() const;
 100
 101         static void ThrowSQLException(JNIEnv * pEnv,const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface> & _rContext);
 102         static void ThrowLoggedSQLException(
 103             const ::comphelper::ResourceBasedEventLogger& _rLogger,
 104             JNIEnv* pEnvironment,
 105             const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _rxContext
 106         );
 107         static void ThrowRuntimeException(JNIEnv * pEnv,const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface> & _rContext);
 108
 109         static ::rtl::Reference< jvmaccess::VirtualMachine > getVM(const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& _rxContext=NULL);
 110
 111         static jclass   findMyClass(const char* _pClassName);
 112         void            obtainMethodId_throwSQL(JNIEnv* _pEnv, const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID) const;
 113         void            obtainMethodId_throwRuntime(JNIEnv* _pEnv, const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID) const;
 114
 115         bool        callBooleanMethod( const char* _pMethodName, jmethodID& _inout_MethodID ) const;
 116         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_ThrowSQL(const char* _pMethodName, jmethodID& _inout_MethodID) const;
 119         sal_Int32       callIntMethod_ThrowRuntime(const char* _pMethodName, jmethodID& _inout_MethodID) const;
 120         sal_Int32       callIntMethodWithIntArg_ThrowSQL( const char* _pMethodName, jmethodID& _inout_MethodID, sal_Int32 _nArgument ) const;
 121         sal_Int32       callIntMethodWithIntArg_ThrowRuntime( const char* _pMethodName, jmethodID& _inout_MethodID, sal_Int32 _nArgument ) const;
 122         sal_Int32       callIntMethodWithStringArg( const char* _pMethodName, jmethodID& _inout_MethodID,const OUString& _nArgument ) const;
 123         OUString callStringMethod( const char* _pMethodName, jmethodID& _inout_MethodID ) const;
 124         OUString callStringMethodWithIntArg( const char* _pMethodName, jmethodID& _inout_MethodID , sal_Int32 _nArgument) const;
 125         void            callVoidMethod_ThrowSQL( const char* _pMethodName, jmethodID& _inout_MethodID) const;
 126         void            callVoidMethod_ThrowRuntime( const char* _pMethodName, jmethodID& _inout_MethodID) const;
 127         void            callVoidMethodWithIntArg_ThrowSQL( const char* _pMethodName, jmethodID& _inout_MethodID, sal_Int32 _nArgument ) const;
 128         void            callVoidMethodWithIntArg_ThrowRuntime( const char* _pMethodName, jmethodID& _inout_MethodID, sal_Int32 _nArgument ) const;
 129         void            callVoidMethodWithBoolArg_ThrowSQL( const char* _pMethodName, jmethodID& _inout_MethodID, bool _nArgument ) const;
 130         void            callVoidMethodWithBoolArg_ThrowRuntime( const char* _pMethodName, jmethodID& _inout_MethodID, bool _nArgument ) const;
 131         void            callVoidMethodWithStringArg( const char* _pMethodName, jmethodID& _inout_MethodID, const OUString& _nArgument ) const;
 132         jobject         callObjectMethod( JNIEnv * pEnv, const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID ) const;
 133         jobject         callObjectMethodWithIntArg( JNIEnv * pEnv, const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID , sal_Int32 _nArgument) const;
 134
 135         template< typename T >
 136                         T callMethodWithIntArg(T (JNIEnv::*pCallMethod)( jobject obj, jmethodID methodID, ... ) ,const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID , sal_Int32 _nArgument) const
 137         {
 138             SDBThreadAttach t;
 139             obtainMethodId_throwSQL(t.pEnv, _pMethodName,_pSignature, _inout_MethodID);
 140             T out = (t.pEnv->*pCallMethod)( object, _inout_MethodID,_nArgument);
 141             ThrowSQLException( t.pEnv, NULL );
 142             return out;
 143         }
 144
 145         template< typename T >
 146                         void callVoidMethod_ThrowSQL(const char* _pMethodName, const char* _pSignature, jmethodID& _inout_MethodID,sal_Int32 _nArgument, const T& _aValue) const
 147         {
 148             SDBThreadAttach t;
 149             obtainMethodId_throwSQL(t.pEnv, _pMethodName,_pSignature, _inout_MethodID);
 150             t.pEnv->CallVoidMethod( object, _inout_MethodID,_nArgument,_aValue);
 151             ThrowSQLException( t.pEnv, NULL );
 152         }
 153
 154
 155     };
 156 }
 157 #endif //_CONNECTIVITY_JAVA_LANG_OBJJECT_HXX_
 158
 159
 160 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */