libreoffice/connectivity/source/drivers/jdbc/String.cxx

/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: String.cxx,v $
 *
 *  $Revision: 1.6 $
 *
 *  last change: $Author: rt $ $Date: 2005-09-08 06:13:22 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 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
 *
 ************************************************************************/
#ifndef _CONNECTIVITY_JAVA_LANG_STRING_HXX_
#include "java/lang/String.hxx"
#endif
#ifndef _CONNECTIVITY_JAVA_TOOLS_HXX_
#include "java/tools.hxx"
#endif
using namespace connectivity;
//**************************************************************
//************ Class: java.lang.String
//**************************************************************

jclass java_lang_String::theClass = 0;

java_lang_String::~java_lang_String()
{}

jclass java_lang_String::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/lang/String");
        OSL_ENSURE(tempClass,"Java : FindClass nicht erfolgreich!");
        jclass globClass = (jclass)t.pEnv->NewGlobalRef( tempClass );
        t.pEnv->DeleteLocalRef( tempClass );
        saveClassRef( globClass );
    }
    return theClass;
}

//--------------------------------------------------------------------------
void java_lang_String::saveClassRef( jclass pClass )
{
    if( pClass==NULL  )
        return;
    // der uebergebe Klassen-Handle ist schon global, daher einfach speichern
    theClass = pClass;
}
//--------------------------------------------------------------------------
java_lang_String::java_lang_String( const ::rtl::OUString& _par0 ): java_lang_Object( NULL, (jobject)NULL )
{
    SDBThreadAttach t;
    if( !t.pEnv )
        return;
    jvalue args[1];
    // Parameter konvertieren
    args[0].l = convertwchar_tToJavaString(t.pEnv,_par0);
    // Java-Call fuer den Konstruktor absetzen
    // temporaere Variable initialisieren
    static char * cSignature = "(Ljava/lang/String;)V";
    jobject tempObj;
    static jmethodID mID = NULL;
    if ( !mID  )
        mID  = t.pEnv->GetMethodID( getMyClass(), "<init>", cSignature );OSL_ENSURE(mID,"Unknown method id!");
    tempObj = t.pEnv->NewObjectA( getMyClass(), mID, args );
    saveRef( t.pEnv, tempObj );
    t.pEnv->DeleteLocalRef( tempObj );
    t.pEnv->DeleteLocalRef((jstring)args[0].l);
}
//--------------------------------------------------------------------------
java_lang_String::operator ::rtl::OUString()
{
    SDBThreadAttach t;
    if(!t.pEnv)
        return ::rtl::OUString();
    return JavaString2String(t.pEnv,(jstring)object);
}