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authorJens-Heiner Rechtien <hr@openoffice.org>2000-09-18 15:18:56 +0000
committerJens-Heiner Rechtien <hr@openoffice.org>2000-09-18 15:18:56 +0000
commitcb1a7c1869062c789c65bc55285e6b18fcf378e0 (patch)
treea084b702d7cce826b3b68cb69be833eeedd6bedb /connectivity/source/drivers/jdbc/Object.cxx
initial import
Diffstat (limited to 'connectivity/source/drivers/jdbc/Object.cxx')
-rw-r--r--connectivity/source/drivers/jdbc/Object.cxx396
1 files changed, 396 insertions, 0 deletions
diff --git a/connectivity/source/drivers/jdbc/Object.cxx b/connectivity/source/drivers/jdbc/Object.cxx
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+++ 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();
+ }
+}
+
+