1*cdf0e10cSrcweir /************************************************************************* 2*cdf0e10cSrcweir * 3*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4*cdf0e10cSrcweir * 5*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 6*cdf0e10cSrcweir * 7*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 8*cdf0e10cSrcweir * 9*cdf0e10cSrcweir * This file is part of OpenOffice.org. 10*cdf0e10cSrcweir * 11*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 12*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 13*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 14*cdf0e10cSrcweir * 15*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 16*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 17*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir 28*cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove 29*cdf0e10cSrcweir #include "precompiled_connectivity.hxx" 30*cdf0e10cSrcweir #include "java/io/Reader.hxx" 31*cdf0e10cSrcweir #ifndef _INC_MEMORY 32*cdf0e10cSrcweir //#include <memory.h> 33*cdf0e10cSrcweir #endif 34*cdf0e10cSrcweir #include <string.h> 35*cdf0e10cSrcweir using namespace connectivity; 36*cdf0e10cSrcweir //************************************************************** 37*cdf0e10cSrcweir //************ Class: java.io.Reader 38*cdf0e10cSrcweir //************************************************************** 39*cdf0e10cSrcweir 40*cdf0e10cSrcweir jclass java_io_Reader::theClass = 0; 41*cdf0e10cSrcweir java_io_Reader::java_io_Reader( JNIEnv * pEnv, jobject myObj ) 42*cdf0e10cSrcweir : java_lang_Object( pEnv, myObj ) 43*cdf0e10cSrcweir { 44*cdf0e10cSrcweir SDBThreadAttach::addRef(); 45*cdf0e10cSrcweir } 46*cdf0e10cSrcweir java_io_Reader::~java_io_Reader() 47*cdf0e10cSrcweir { 48*cdf0e10cSrcweir SDBThreadAttach::releaseRef(); 49*cdf0e10cSrcweir } 50*cdf0e10cSrcweir 51*cdf0e10cSrcweir jclass java_io_Reader::getMyClass() const 52*cdf0e10cSrcweir { 53*cdf0e10cSrcweir // die Klasse muss nur einmal geholt werden, daher statisch 54*cdf0e10cSrcweir if( !theClass ) 55*cdf0e10cSrcweir theClass = findMyClass("java/io/Reader"); 56*cdf0e10cSrcweir return theClass; 57*cdf0e10cSrcweir } 58*cdf0e10cSrcweir 59*cdf0e10cSrcweir sal_Int32 SAL_CALL java_io_Reader::readSomeBytes( ::com::sun::star::uno::Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead ) throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException) 60*cdf0e10cSrcweir { 61*cdf0e10cSrcweir return readBytes(aData,nMaxBytesToRead); 62*cdf0e10cSrcweir } 63*cdf0e10cSrcweir 64*cdf0e10cSrcweir void SAL_CALL java_io_Reader::skipBytes( sal_Int32 nBytesToSkip ) throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException) 65*cdf0e10cSrcweir { 66*cdf0e10cSrcweir static jmethodID mID(NULL); 67*cdf0e10cSrcweir callIntMethodWithIntArg("skip",mID,nBytesToSkip); 68*cdf0e10cSrcweir } 69*cdf0e10cSrcweir 70*cdf0e10cSrcweir sal_Int32 SAL_CALL java_io_Reader::available( ) throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException) 71*cdf0e10cSrcweir { 72*cdf0e10cSrcweir jboolean out(sal_False); 73*cdf0e10cSrcweir SDBThreadAttach t; OSL_ENSURE(t.pEnv,"Java Enviroment geloescht worden!"); 74*cdf0e10cSrcweir 75*cdf0e10cSrcweir { 76*cdf0e10cSrcweir static const char * cSignature = "()Z"; 77*cdf0e10cSrcweir static const char * cMethodName = "available"; 78*cdf0e10cSrcweir // Java-Call absetzen 79*cdf0e10cSrcweir static jmethodID mID(NULL); 80*cdf0e10cSrcweir obtainMethodId(t.pEnv, cMethodName,cSignature, mID); 81*cdf0e10cSrcweir out = t.pEnv->CallBooleanMethod( object, mID); 82*cdf0e10cSrcweir ThrowSQLException(t.pEnv,*this); 83*cdf0e10cSrcweir } //t.pEnv 84*cdf0e10cSrcweir return out; 85*cdf0e10cSrcweir } 86*cdf0e10cSrcweir 87*cdf0e10cSrcweir void SAL_CALL java_io_Reader::closeInput( ) throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException) 88*cdf0e10cSrcweir { 89*cdf0e10cSrcweir static jmethodID mID(NULL); 90*cdf0e10cSrcweir callVoidMethod("close",mID); 91*cdf0e10cSrcweir } 92*cdf0e10cSrcweir // ----------------------------------------------------- 93*cdf0e10cSrcweir sal_Int32 SAL_CALL java_io_Reader::readBytes( ::com::sun::star::uno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead ) throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException) 94*cdf0e10cSrcweir { 95*cdf0e10cSrcweir OSL_ENSURE(aData.getLength() < nBytesToRead," Sequence is smaller than BytesToRead"); 96*cdf0e10cSrcweir jint out(0); 97*cdf0e10cSrcweir SDBThreadAttach t; OSL_ENSURE(t.pEnv,"Java Enviroment geloescht worden!"); 98*cdf0e10cSrcweir 99*cdf0e10cSrcweir { 100*cdf0e10cSrcweir jcharArray pCharArray = t.pEnv->NewCharArray(nBytesToRead); 101*cdf0e10cSrcweir static const char * cSignature = "([CII)I"; 102*cdf0e10cSrcweir static const char * cMethodName = "read"; 103*cdf0e10cSrcweir // Java-Call absetzen 104*cdf0e10cSrcweir static jmethodID mID(NULL); 105*cdf0e10cSrcweir obtainMethodId(t.pEnv, cMethodName,cSignature, mID); 106*cdf0e10cSrcweir out = t.pEnv->CallIntMethod( object, mID, pCharArray, 0, nBytesToRead ); 107*cdf0e10cSrcweir if ( !out ) 108*cdf0e10cSrcweir ThrowSQLException(t.pEnv,*this); 109*cdf0e10cSrcweir if(out > 0) 110*cdf0e10cSrcweir { 111*cdf0e10cSrcweir jboolean p = sal_False; 112*cdf0e10cSrcweir if(aData.getLength() < out) 113*cdf0e10cSrcweir aData.realloc(out-aData.getLength()); 114*cdf0e10cSrcweir 115*cdf0e10cSrcweir memcpy(aData.getArray(),t.pEnv->GetCharArrayElements(pCharArray,&p),out); 116*cdf0e10cSrcweir } 117*cdf0e10cSrcweir t.pEnv->DeleteLocalRef((jcharArray)pCharArray); 118*cdf0e10cSrcweir } //t.pEnv 119*cdf0e10cSrcweir return out; 120*cdf0e10cSrcweir } 121*cdf0e10cSrcweir 122