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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: Clob.cxx,v $
* $Revision: 1.10 $
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_connectivity.hxx"
#include "java/sql/Clob.hxx"
#include "java/tools.hxx"
#include "java/io/Reader.hxx"
#include <connectivity/dbexception.hxx>
using namespace connectivity;
//**************************************************************
//************ Class: java.sql.Clob
//**************************************************************
jclass java_sql_Clob::theClass = 0;
java_sql_Clob::java_sql_Clob( JNIEnv * pEnv, jobject myObj )
: java_lang_Object( pEnv, myObj )
{
SDBThreadAttach::addRef();
}
java_sql_Clob::~java_sql_Clob()
{
SDBThreadAttach::releaseRef();
}
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( 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_ENSURE(t.pEnv,"Java Enviroment geloescht worden!");
if( t.pEnv )
{
// temporaere Variable initialisieren
static const char * cSignature = "()J";
static const char * cMethodName = "length";
// Java-Call absetzen
static jmethodID mID = NULL;
if ( !mID )
mID = t.pEnv->GetMethodID( getMyClass(), cMethodName, cSignature );OSL_ENSURE(mID,"Unknown method id!");
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 subStringLength ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException)
{
SDBThreadAttach t; OSL_ENSURE(t.pEnv,"Java Enviroment geloescht worden!");
::rtl::OUString aStr;
if( t.pEnv ){
// temporaere Variable initialisieren
static const char * cSignature = "(JI)Ljava/lang/String;";
static const char * cMethodName = "getSubString";
// Java-Call absetzen
static jmethodID mID = NULL;
if ( !mID )
mID = t.pEnv->GetMethodID( getMyClass(), cMethodName, cSignature );OSL_ENSURE(mID,"Unknown method id!");
if( mID ){
jstring out = (jstring)t.pEnv->CallObjectMethod( object, mID,pos,subStringLength);
ThrowSQLException(t.pEnv,*this);
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_ENSURE(t.pEnv,"Java Enviroment geloescht worden!");
if( t.pEnv ){
// temporaere Variable initialisieren
static const char * cSignature = "()Ljava/io/Reader;";
static const char * cMethodName = "getCharacterStream";
// Java-Call absetzen
static jmethodID mID = NULL;
if ( !mID )
mID = t.pEnv->GetMethodID( getMyClass(), cMethodName, cSignature );OSL_ENSURE(mID,"Unknown method id!");
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_ENSURE(t.pEnv,"Java Enviroment geloescht worden!");
if( t.pEnv )
{
jvalue args[1];
// Parameter konvertieren
args[0].l = convertwchar_tToJavaString(t.pEnv,searchstr);
// temporaere Variable initialisieren
static const char * cSignature = "(Ljava/lang/String;I)J";
static const char * cMethodName = "position";
// Java-Call absetzen
static jmethodID mID = NULL;
if ( !mID )
mID = t.pEnv->GetMethodID( getMyClass(), cMethodName, cSignature );OSL_ENSURE(mID,"Unknown method id!");
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)
{
::dbtools::throwFeatureNotImplementedException( "XClob::positionOfClob", *this );
// this was put here in CWS warnings01. The previous implementation was defective, as it did ignore
// the pattern parameter. Since the effort for proper implementation is rather high - we would need
// to translated patter into a byte[] -, we defer this functionality for the moment (hey, it was
// unusable, anyway)
// 2005-11-15 / #i57457# / frank.schoenheit@sun.com
return 0;
}
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