/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * This file incorporates work covered by the following license notice: * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed * with this work for additional information regarding copyright * ownership. The ASF licenses this file to you under the Apache * License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
*/
jclass java_sql_Blob::getMyClass() const
{ // the class must be fetched only once, therefore it's static if( !theClass )
theClass = findMyClass("java/sql/Blob"); return theClass;
}
sal_Int64 SAL_CALL java_sql_Blob::length( )
{
jlong out(0);
SDBThreadAttach t; OSL_ENSURE(t.pEnv,"Java environment has been deleted!");
SDBThreadAttach t; OSL_ENSURE(t.pEnv,"Java environment has been deleted!");
css::uno::Sequence< sal_Int8 > aSeq;
{ // initialize temporary variable staticconstchar * const cSignature = "(JI)[B"; staticconstchar * const cMethodName = "getBytes"; // submit Java-Call static jmethodID mID(nullptr);
obtainMethodId_throwSQL(t.pEnv, cMethodName,cSignature, mID);
jbyteArray out = static_cast<jbyteArray>(t.pEnv->CallObjectMethod( object, mID,pos,count));
ThrowSQLException(t.pEnv,*this); if(out)
{
jboolean p = false;
aSeq.realloc(t.pEnv->GetArrayLength(out));
memcpy(aSeq.getArray(),t.pEnv->GetByteArrayElements(out,&p),aSeq.getLength());
t.pEnv->DeleteLocalRef(out);
}
} //t.pEnv // WARNING: the caller becomes the owner of the returned pointer return aSeq;
}
css::uno::Reference< css::io::XInputStream > SAL_CALL java_sql_Blob::getBinaryStream( )
{
SDBThreadAttach t; OSL_ENSURE(t.pEnv,"Java environment has been deleted!"); static jmethodID mID(nullptr);
jobject out = callObjectMethod(t.pEnv,"getBinaryStream","()Ljava/io/InputStream;", mID); // WARNING: the caller becomes the owner of the returned pointer return out==nullptr ? nullptr : new java_io_InputStream( t.pEnv, out );
}
{ // initialize temporary variable staticconstchar * const cSignature = "([BI)J"; staticconstchar * const cMethodName = "position"; // submit Java-Call static jmethodID mID(nullptr);
obtainMethodId_throwSQL(t.pEnv, cMethodName,cSignature, mID); // convert Parameter
jbyteArray pByteArray = t.pEnv->NewByteArray(pattern.getLength());
jbyte * patternData = reinterpret_cast<jbyte *>( const_cast<sal_Int8 *>(pattern.getConstArray())); // 4th param of Set*ArrayRegion changed from pointer to non-const to // pointer to const between <http://docs.oracle.com/javase/6/docs/ // technotes/guides/jni/spec/functions.html#wp22933> and // <http://docs.oracle.com/javase/7/docs/technotes/guides/jni/spec/ // functions.html#wp22933>; work around that difference in a way // that doesn't trigger loplugin:redundantcast
t.pEnv->SetByteArrayRegion(pByteArray,0,pattern.getLength(),patternData);
out = t.pEnv->CallLongMethod( object, mID, pByteArray,start );
t.pEnv->DeleteLocalRef(pByteArray);
ThrowSQLException(t.pEnv,*this);
} //t.pEnv returnstatic_cast<sal_Int64>(out);
}
sal_Int64 SAL_CALL java_sql_Blob::positionOfBlob( const css::uno::Reference< css::sdbc::XBlob >& /*pattern*/, sal_Int64 /*start*/ )
{
::dbtools::throwFeatureNotImplementedSQLException( u"XBlob::positionOfBlob"_ustr, *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 pattern into a byte[] -, we defer this functionality for the moment (hey, it was // unusable, anyway) // #i57457#
}
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