org.nustaq.offheap.bytez.Bytez Maven / Gradle / Ivy
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A fast java serialization drop in-replacement and some serialization based utils such as Structs and OffHeap Memory.
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/*
* Copyright 2014 Ruediger Moeller.
*
* 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 org.nustaq.offheap.bytez;
/**
* abstraction of byte arrays similar to ByteBuffer without the need to create temp objects in order to get long,int,.. views
* additionally supports volatile read/write (for byte[] based backing buffers only !)
*/
public interface Bytez extends BasicBytez {
public Bytez slice(long off, int len);
public boolean compareAndSwapInt( long offset, int expect, int newVal);
public boolean compareAndSwapLong( long offset, long expect, long newVal);
public byte[] toBytes(long startIndex, int len);
/**
* @return return the underlying byte array, not supported by MallocBytez !. Use getArr to extract data by copy instead.
*/
public byte[] asByteArray();
/**
* @return the start index inside the byte array returned by asByteArray, not supported by MallocBytez
*/
public int getBAOffsetIndex();
/**
* @return the length inside the byte array returned by asByteArray, not supported by MallocBytez
*/
public int getBALength();
}
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