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Diffstat (limited to 'connectivity/source/drivers/jdbc/Object.cxx')
| -rw-r--r-- | connectivity/source/drivers/jdbc/Object.cxx | 396 |
1 files changed, 396 insertions, 0 deletions
diff --git a/connectivity/source/drivers/jdbc/Object.cxx b/connectivity/source/drivers/jdbc/Object.cxx new file mode 100644 index 000000000000..c1caef75578e --- /dev/null +++ b/connectivity/source/drivers/jdbc/Object.cxx @@ -0,0 +1,396 @@ +/************************************************************************* + * + * $RCSfile: Object.cxx,v $ + * + * $Revision: 1.1.1.1 $ + * + * last change: $Author: hr $ $Date: 2000-09-18 16:14:22 $ + * + * The Contents of this file are made available subject to the terms of + * either of the following licenses + * + * - GNU Lesser General Public License Version 2.1 + * - Sun Industry Standards Source License Version 1.1 + * + * Sun Microsystems Inc., October, 2000 + * + * GNU Lesser General Public License Version 2.1 + * ============================================= + * Copyright 2000 by Sun Microsystems, Inc. + * 901 San Antonio Road, Palo Alto, CA 94303, USA + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License version 2.1, as published by the Free Software Foundation. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + * + * + * Sun Industry Standards Source License Version 1.1 + * ================================================= + * The contents of this file are subject to the Sun Industry Standards + * Source License Version 1.1 (the "License"); You may not use this file + * except in compliance with the License. You may obtain a copy of the + * License at http://www.openoffice.org/license.html. + * + * Software provided under this License is provided on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, + * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS, + * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING. + * See the License for the specific provisions governing your rights and + * obligations concerning the Software. + * + * The Initial Developer of the Original Code is: Sun Microsystems, Inc. + * + * Copyright: 2000 by Sun Microsystems, Inc. + * + * All Rights Reserved. + * + * Contributor(s): _______________________________________ + * + * + ************************************************************************/ + + +#ifndef _CONNECTIVITY_JAVA_LANG_OBJJECT_HXX_ +#include "java/lang/Class.hxx" +#endif + +#ifndef _COM_SUN_STAR_LANG_XMULTISERVICEFACTORY_HPP_ +#include <com/sun/star/lang/XMultiServiceFactory.hpp> +#endif +#ifndef _COM_SUN_STAR_UNO_EXCEPTION_HPP_ +#include <com/sun/star/uno/Exception.hpp> +#endif +#ifndef _COM_SUN_STAR_JAVA_XJAVATHREADREGISTER_11_HPP_ +#include <com/sun/star/java/XJavaThreadRegister_11.hpp> +#endif +#ifndef _COM_SUN_STAR_JAVA_XJAVAVM_HPP_ +#include <com/sun/star/java/XJavaVM.hpp> +#endif +#ifndef _CONNECTIVITY_JAVA_TOOLS_HXX_ +#include "java/tools.hxx" +#endif +#ifndef _CONNECTIVITY_JAVA_SQL_SQLEXCEPTION_HXX_ +#include "java/sql/SQLException.hxx" +#endif +#ifndef _VOS_MODULE_HXX_ +#include <vos/module.hxx> +#endif +#ifndef _VOS_PROCESS_HXX_ +#include <vos/process.hxx> +#endif +#ifndef _VOS_MUTEX_HXX_ +#include <vos/mutex.hxx> +#endif +#ifndef _VOS_DYNLOAD_HXX_ +#include <vos/dynload.hxx> +#endif + +#ifndef _RTL_PROCESS_H_ +#include <rtl/process.h> +#endif + +#ifndef _COM_SUN_STAR_UNO_SEQUENCE_HXX_ +#include <com/sun/star/uno/Sequence.hxx> +#endif + +using namespace connectivity; + +namespace starjava = com::sun::star::java; +using namespace ::com::sun::star::uno; +using namespace ::com::sun::star::beans; +// using namespace ::com::sun::star::sdbcx; +using namespace ::com::sun::star::sdbc; +using namespace ::com::sun::star::container; +using namespace ::com::sun::star::lang; + + +JavaVM * pJVM; +Reference< ::starjava::XJavaThreadRegister_11 > xRG11Ref; +sal_Bool bJRE_Error = sal_False; +JavaVM_ * pJRE_javaVM = NULL; + +int SDB_JRE_InitJava(const Reference<XMultiServiceFactory >& _rxFactory) +{ + int result = 0; + JNIEnv * pEnv = NULL; + + try + { + Reference< ::starjava::XJavaVM > xVM(_rxFactory->createInstance( + rtl::OUString::createFromAscii("com.sun.star.java.JavaVirtualMachine")), UNO_QUERY); + + OSL_ENSHURE(_rxFactory.is(),"SDB_JRE_InitJava: I have no factory!"); + if (!xVM.is() || !_rxFactory.is()) + throw Exception(); // -2; + + Sequence<sal_Int8> processID(16); + rtl_getGlobalProcessId( (sal_uInt8*) processID.getArray() ); + + Any uaJVM = xVM->getJavaVM( processID ); + + if (!uaJVM.hasValue()) + throw Exception(); // -5 + else + { + sal_Int32 nValue; + uaJVM >>= nValue; + pJVM = (JavaVM *)nValue; + } + + xRG11Ref = Reference< ::starjava::XJavaThreadRegister_11 >(xVM, UNO_QUERY); + if (xRG11Ref.is()) + xRG11Ref->registerThread(); + + pJVM->AttachCurrentThread(reinterpret_cast<void**>(&pEnv), NULL); + + /** + * Ist zur Zeit nicht funktionsfaehig, wegen Solaris Deadlock. + */ +// initStreamObserver(pEnv); +// if(pEnv->ExceptionOccurred()) +// { +// pEnv->ExceptionDescribe(); +// pEnv->ExceptionClear(); +// } + + } + catch (Exception e) + { + if (pEnv && pEnv->ExceptionOccurred()) + { + pEnv->ExceptionDescribe(); + pEnv->ExceptionClear(); + } + + result = -1; + } + + if(pEnv) + { + if(xRG11Ref.is()) + xRG11Ref->revokeThread(); + + if(!xRG11Ref.is() || !xRG11Ref->isThreadAttached()) + pJVM->DetachCurrentThread(); + } + + return result; +} + +SDBThreadAttach::SDBThreadAttach() : bDetach(sal_False), pEnv(NULL) +{ + attachThread(pEnv); +} + +SDBThreadAttach::SDBThreadAttach(const Reference<XMultiServiceFactory >& _rxFactory) : bDetach(sal_False), pEnv(NULL) +{ + attachThread(pEnv,_rxFactory); +} + +SDBThreadAttach::~SDBThreadAttach() +{ + detachThread(); +} + +void SDBThreadAttach::attachThread(JNIEnv * &pEnv,const Reference<XMultiServiceFactory >& _rxFactory) +{ + xInit(_rxFactory); + + if(xRG11Ref.is()) + { + xRG11Ref->registerThread(); + pJVM->AttachCurrentThread(reinterpret_cast<void**>(&pEnv), NULL); + } +} + +void SDBThreadAttach::detachThread() +{ + xInit(); + + if(xRG11Ref.is()) + { + xRG11Ref->revokeThread(); + if(!xRG11Ref->isThreadAttached()) + pJVM->DetachCurrentThread(); + } +} + +void SDBThreadAttach::xInit(const Reference<XMultiServiceFactory >& _rxFactory) +{ + StartJava(_rxFactory); +} + +sal_Bool SDBThreadAttach::IsJavaErrorOccured() +{ + return bJRE_Error; +} + +void SDBThreadAttach::setError() +{ + bJRE_Error = sal_True; +} + +static sal_Bool bStarted = sal_False; +int SDBThreadAttach::StartJava(const Reference<XMultiServiceFactory >& _rxFactory) +{ + static sal_Bool bRecFlag = sal_False; + static int err = 0; + if( !bStarted ) + { + vos::OGuard aGuard( vos::OMutex::getGlobalMutex() ); + if( !bStarted && !bRecFlag) + { + bRecFlag = sal_True; + // Application::EnterMultiThread(); + // bStarted = sal_True must set after the VM is complete initialized + err = SDB_JRE_InitJava(_rxFactory); + if(err) + setError(); + bStarted = sal_True; + } + } +// return bJRE_Error ? -1 : 0; + return err; +} + +// statische Variablen der Klasse: +jclass java_lang_Object::theClass = 0; +sal_uInt32 java_lang_Object::nObjCount = 0; + +jclass java_lang_Object::getMyClass() +{ + if( !theClass ) + { +// JNIEnv * pEnv = SDBThreadAttach::GetEnv(); + SDBThreadAttach t; + + if( !t.pEnv ) return (jclass)NULL; + jclass tempClass = t.pEnv->FindClass( "java/lang/Object" ); + theClass = (jclass)t.pEnv->NewGlobalRef( tempClass ); + t.pEnv->DeleteLocalRef( tempClass ); + } + return theClass; +} +// der eigentliche Konstruktor +java_lang_Object::java_lang_Object(const Reference<XMultiServiceFactory >& _rxFactory) + : object( 0 ),m_xFactory(_rxFactory) +{ + SDBThreadAttach t(m_xFactory); + if( !t.pEnv ) + return; + + // Java-Call fuer den Konstruktor absetzen + // temporaere Variable initialisieren + char * cSignature = "()V"; + jclass tempClass; + jmethodID mID = t.pEnv->GetMethodID( getMyClass(), "<init>", cSignature ); + tempClass = (jclass)t.pEnv->NewObjectA( getMyClass(), mID, NULL ); + saveRef( t.pEnv, tempClass ); + t.pEnv->DeleteLocalRef( tempClass ); +} + +// der protected-Konstruktor fuer abgeleitete Klassen +java_lang_Object::java_lang_Object( JNIEnv * pXEnv, jobject myObj ) + : object( NULL ) +{ + SDBThreadAttach t; + if( t.pEnv && myObj ) + object = t.pEnv->NewGlobalRef( myObj ); +} + +java_lang_Object::~java_lang_Object() +{ + if( object ) + { + SDBThreadAttach t; + if( t.pEnv ) + t.pEnv->DeleteGlobalRef( object ); + } +} + +// der protected-Konstruktor fuer abgeleitete Klassen +void java_lang_Object::saveRef( JNIEnv * pXEnv, jobject myObj ) +{ + OSL_ENSHURE( myObj, "object in c++ -> Java Wrapper" ); + SDBThreadAttach t; + if( t.pEnv && myObj ) + object = t.pEnv->NewGlobalRef( myObj ); +} + + +java_lang_Class * java_lang_Object::getClass() +{ + jobject out; + SDBThreadAttach t; + if( t.pEnv ) + { + // temporaere Variable initialisieren + char * cSignature = "()Ljava/lang/Class;"; + char * cMethodName = "getClass"; + // Java-Call absetzen + jmethodID mID = t.pEnv->GetMethodID( getMyClass(), cMethodName, cSignature ); + if( mID ) + { + out = t.pEnv->CallObjectMethodA( object, mID, NULL ); + + return new java_lang_Class( t.pEnv, out ); + } //mID + } //pEnv + return NULL; +} + +::rtl::OUString java_lang_Object::toString() +{ + + SDBThreadAttach t; + ::rtl::OUString aStr; + if( t.pEnv ) + { + // temporaere Variable initialisieren + char * cSignature = "()Ljava/lang/String;"; + char * cMethodName = "toString"; + // Java-Call absetzen + jmethodID mID = t.pEnv->GetMethodID( getMyClass(), cMethodName, cSignature ); + if( mID ) + { + jstring out(0); + out = (jstring)t.pEnv->CallObjectMethod( object, mID); + + if(out) + aStr = JavaString2String(t.pEnv,out); + } //mID + } //pEnv + return aStr; +} +// -------------------------------------------------------------------------------- +void java_lang_Object::ThrowSQLException(JNIEnv * pEnv,const Reference< XInterface> & _rContext) throw(SQLException, RuntimeException) +{ + jthrowable jThrow = NULL; + if(pEnv && (jThrow = pEnv->ExceptionOccurred())) + { + if(pEnv->IsInstanceOf(jThrow,java_sql_SQLException_BASE::getMyClass())) + { + throw java_sql_SQLException(java_sql_SQLException_BASE(pEnv,jThrow),_rContext); + } + else if(pEnv->IsInstanceOf(jThrow,java_lang_Throwable::getMyClass())) + { + java_lang_Throwable *pThrow = new java_lang_Throwable(pEnv,jThrow); + ::rtl::OUString aMsg = pThrow->getMessage(); + delete pThrow; + throw RuntimeException(aMsg,_rContext); + } + pEnv->ExceptionClear(); + } +} + + |