com.generallycloud.baseio.buffer.UnpooledHeapByteBuf Maven / Gradle / Ivy
/*
* Copyright 2015-2017 GenerallyCloud.com
*
* 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.generallycloud.baseio.buffer;
/**
* @author wangkai
*
*/
public class UnpooledHeapByteBuf extends AbstractHeapByteBuf {
protected UnpooledHeapByteBuf(ByteBufAllocator allocator, byte[] memory) {
super(allocator, memory);
this.produce(memory.length);
}
protected void produce(int capacity) {
this.capacity = capacity;
this.limit = capacity;
this.referenceCount = 1;
}
protected UnpooledHeapByteBuf produce(ByteBuf buf) {
this.capacity = buf.capacity();
this.limit = buf.limit();
this.position = buf.position();
this.referenceCount = 1;
return this;
}
@Override
public ByteBuf reallocate(int limit, boolean copyOld) {
byte[] newMemory = new byte[limit];
if (copyOld) {
System.arraycopy(memory, 0, newMemory, 0, position());
} else {
this.position = 0;
}
this.memory = newMemory;
this.capacity = limit;
this.limit = limit;
this.referenceCount = 1;
return this;
}
@Override
public ByteBuf doDuplicate() {
return new DuplicateByteBuf(new UnpooledHeapByteBuf(allocator, memory).produce(this), this);
}
@Override
protected void doRelease() {
this.memory = null;
}
@Override
public PooledByteBuf newByteBuf(ByteBufAllocator allocator) {
throw new UnsupportedOperationException();
}
}