/*
* Copyright 2014 NAVER Corp.
*
* Licensed 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 com.navercorp.pinpoint.collector.util;
import java.nio.ByteBuffer;
/**
* @author emeroad
*/
public class ByteBufferFactory implements ObjectPoolFactory<ByteBuffer> {
public static final int UDP_MAX_PACKET_LENGTH = 65507;
private final int bufferLength;
public ByteBufferFactory() {
this(UDP_MAX_PACKET_LENGTH);
}
public ByteBufferFactory(int bufferLength) {
if (bufferLength < 0 ) {
throw new IllegalArgumentException("negative bufferLength:" + bufferLength);
}
this.bufferLength = bufferLength;
}
@Override
public ByteBuffer create() {
return ByteBuffer.allocate(bufferLength);
}
@Override
public void beforeReturn(ByteBuffer packet) {
packet.clear();
}
}