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/*
* 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
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <log4cxx/logstring.h>
#include <log4cxx/helpers/bytearrayinputstream.h>
#include <log4cxx/helpers/exception.h>
#include <log4cxx/helpers/bytebuffer.h>
#include <apr_file_io.h>
#include <log4cxx/helpers/transcoder.h>
#include <algorithm>
using namespace log4cxx;
using namespace log4cxx::helpers;
using namespace std;
IMPLEMENT_LOG4CXX_OBJECT(ByteArrayInputStream)
ByteArrayInputStream::ByteArrayInputStream(const std::vector<unsigned char>& bytes) :
buf(bytes), pos(0) {
}
ByteArrayInputStream::~ByteArrayInputStream() {
}
void ByteArrayInputStream::close() {
}
int ByteArrayInputStream::read(ByteBuffer& dst) {
if (pos >= buf.size()) {
return -1;
} else {
size_t bytesCopied = min(dst.remaining(), buf.size() - pos);
memcpy(dst.current(), &buf[pos], bytesCopied);
pos += bytesCopied;
dst.position(dst.position() + bytesCopied);
return bytesCopied;
}
}
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