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Diffstat (limited to 'connectivity/source/drivers/jdbc/Clob.cxx')
| -rw-r--r-- | connectivity/source/drivers/jdbc/Clob.cxx | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/connectivity/source/drivers/jdbc/Clob.cxx b/connectivity/source/drivers/jdbc/Clob.cxx new file mode 100644 index 000000000000..661b86541385 --- /dev/null +++ b/connectivity/source/drivers/jdbc/Clob.cxx @@ -0,0 +1,212 @@ +/************************************************************************* + * + * $RCSfile: Clob.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_SQL_CLOB_HXX_ +#include "java/sql/Clob.hxx" +#endif +#ifndef _CONNECTIVITY_JAVA_TOOLS_HXX_ +#include "java/tools.hxx" +#endif +#ifndef _CONNECTIVITY_JAVA_IO_READER_HXX_ +#include "java/io/Reader.hxx" +#endif +using namespace connectivity; +//************************************************************** +//************ Class: java.sql.Clob +//************************************************************** + +jclass java_sql_Clob::theClass = 0; + +java_sql_Clob::~java_sql_Clob() +{} + +jclass java_sql_Clob::getMyClass() +{ + // die Klasse muss nur einmal geholt werden, daher statisch + if( !theClass ){ + SDBThreadAttach t; + if( !t.pEnv ) return (jclass)NULL; + jclass tempClass = t.pEnv->FindClass( "java/sql/Clob" ); + jclass globClass = (jclass)t.pEnv->NewGlobalRef( tempClass ); + t.pEnv->DeleteLocalRef( tempClass ); + saveClassRef( globClass ); + } + return theClass; +} + +void java_sql_Clob::saveClassRef( jclass pClass ) +{ + if( SDBThreadAttach::IsJavaErrorOccured() || pClass==NULL ) + return; + // der uebergebe Klassen-Handle ist schon global, daher einfach speichern + theClass = pClass; +} + +sal_Int64 SAL_CALL java_sql_Clob::length( ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException) +{ + jlong out(0); + SDBThreadAttach t; OSL_ENSHURE(t.pEnv,"Java Enviroment gelscht worden!"); + if( t.pEnv ) + { + // temporaere Variable initialisieren + char * cSignature = "()J"; + char * cMethodName = "length"; + // Java-Call absetzen + jmethodID mID = t.pEnv->GetMethodID( getMyClass(), cMethodName, cSignature ); + if( mID ){ + out = t.pEnv->CallLongMethod( object, mID ); + ThrowSQLException(t.pEnv,*this); + // und aufraeumen + } //mID + } //t.pEnv + return (sal_Int64)out; +} + +::rtl::OUString SAL_CALL java_sql_Clob::getSubString( sal_Int64 pos, sal_Int32 length ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException) +{ + jstring out(0); + SDBThreadAttach t; OSL_ENSHURE(t.pEnv,"Java Enviroment gelscht worden!"); + ::rtl::OUString aStr; + if( t.pEnv ){ + // temporaere Variable initialisieren + char * cSignature = "(JI)Ljava/lang/String;"; + char * cMethodName = "getBaseTypeName"; + // Java-Call absetzen + jmethodID mID = t.pEnv->GetMethodID( getMyClass(), cMethodName, cSignature ); + if( mID ){ + out = (jstring)t.pEnv->CallObjectMethod( object, mID,pos,length); + ThrowSQLException(t.pEnv,*this); + if(out) + aStr = JavaString2String(t.pEnv,out); + // und aufraeumen + } //mID + } //t.pEnv + // ACHTUNG: der Aufrufer wird Eigentuemer des zurueckgelieferten Zeigers !!! + return aStr; +} + +::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL java_sql_Clob::getCharacterStream( ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException) +{ + jobject out(0); + SDBThreadAttach t; OSL_ENSHURE(t.pEnv,"Java Enviroment gelscht worden!"); + if( t.pEnv ){ + // temporaere Variable initialisieren + char * cSignature = "()Ljava/io/Reader;"; + char * cMethodName = "getCharacterStream"; + // Java-Call absetzen + jmethodID mID = t.pEnv->GetMethodID( getMyClass(), cMethodName, cSignature ); + if( mID ){ + out = t.pEnv->CallObjectMethod( object, mID); + ThrowSQLException(t.pEnv,*this); + } //mID + } //t.pEnv + // ACHTUNG: der Aufrufer wird Eigentuemer des zurueckgelieferten Zeigers !!! + return out==0 ? 0 : new java_io_Reader( t.pEnv, out ); +} + +sal_Int64 SAL_CALL java_sql_Clob::position( const ::rtl::OUString& searchstr, sal_Int32 start ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException) +{ + jlong out(0); + SDBThreadAttach t; OSL_ENSHURE(t.pEnv,"Java Enviroment gelscht worden!"); + if( t.pEnv ) + { + jvalue args[1]; + // Parameter konvertieren + args[0].l = convertwchar_tToJavaString(t.pEnv,searchstr); + // temporaere Variable initialisieren + char * cSignature = "(Ljava/lang/String;I)J"; + char * cMethodName = "position"; + // Java-Call absetzen + jmethodID mID = t.pEnv->GetMethodID( getMyClass(), cMethodName, cSignature ); + if( mID ){ + out = t.pEnv->CallLongMethod( object, mID, args[0].l,start ); + ThrowSQLException(t.pEnv,*this); + t.pEnv->DeleteLocalRef((jstring)args[0].l); + // und aufraeumen + } //mID + } //t.pEnv + return (sal_Int64)out; +} + +sal_Int64 SAL_CALL java_sql_Clob::positionOfClob( const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XClob >& pattern, sal_Int64 start ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException) +{ + jlong out(0); + SDBThreadAttach t; OSL_ENSHURE(t.pEnv,"Java Enviroment gelscht worden!"); + if( t.pEnv ) + { + jvalue args[1]; + // Parameter konvertieren + args[0].l = 0; + // temporaere Variable initialisieren + char * cSignature = "(Ljava/sql/Clob;I)J"; + char * cMethodName = "position"; + // Java-Call absetzen + jmethodID mID = t.pEnv->GetMethodID( getMyClass(), cMethodName, cSignature ); + if( mID ){ + out = t.pEnv->CallLongMethod( object, mID,args[0].l,start ); + ThrowSQLException(t.pEnv,*this); + // und aufraeumen + } //mID + } //t.pEnv + return (sal_Int64)out; +} + + |