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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.
*
*/
package org.apache.qpid.amqp_1_0.codec;
import org.apache.qpid.amqp_1_0.type.AmqpErrorException;
import org.apache.qpid.amqp_1_0.type.Binary;
import java.nio.ByteBuffer;
public class BinaryTypeConstructor extends VariableWidthTypeConstructor
{
private static final BinaryTypeConstructor INSTANCE_1 = new BinaryTypeConstructor(1);
private static final BinaryTypeConstructor INSTANCE_4 = new BinaryTypeConstructor(4);
public static BinaryTypeConstructor getInstance(int i)
{
return i == 1 ? INSTANCE_1 : INSTANCE_4;
}
private BinaryTypeConstructor(int size)
{
super(size);
}
@Override
public Object construct(final ByteBuffer in, boolean isCopy, ValueHandler handler) throws AmqpErrorException
{
int size;
if(getSize() == 1)
{
size = in.get() & 0xFF;
}
else
{
size = in.getInt();
}
ByteBuffer inDup = in.slice();
inDup.limit(inDup.position()+size);
Binary binary;
/* if(isCopy && inDup.hasArray())
{
binary= new Binary(inDup.array(), inDup.arrayOffset()+inDup.position(),size);
}
else
{*/
byte[] buf = new byte[size];
inDup.get(buf);
binary = new Binary(buf);
/* }*/
in.position(in.position()+size);
return binary;
}
}
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