com.emc.atmos.api.BufferSegment Maven / Gradle / Ivy
/*
* Copyright 2013 EMC Corporation. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://www.apache.org/licenses/LICENSE-2.0.txt
*
* or in the "license" file accompanying this file. This file 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.emc.atmos.api;
/**
* A buffer segment is used to select a range of bytes from within an existing
* byte array.
*/
public class BufferSegment {
private byte[] buffer;
private int offset;
private int size;
/**
* Creates a new BufferSegment.
*
* @param buffer the byte array
* @param offset starting offset into the byte array in bytes
* @param size the number of bytes in the segment
*/
public BufferSegment( byte[] buffer, int offset, int size ) {
this.buffer = buffer;
this.offset = offset;
this.size = size;
}
/**
* Creates a BufferSegment that specifies the whole byte array (offset=0
* and size=buffer.length).
*
* @param buffer the byte array
*/
public BufferSegment( byte[] buffer ) {
this.buffer = buffer;
this.offset = 0;
this.size = buffer.length;
}
/**
* @return the buffer
*/
public byte[] getBuffer() {
return buffer;
}
/**
* @param buffer the buffer to set
*/
public void setBuffer( byte[] buffer ) {
this.buffer = buffer;
}
/**
* @return the offset
*/
public int getOffset() {
return offset;
}
/**
* @param offset the offset to set
*/
public void setOffset( int offset ) {
this.offset = offset;
}
/**
* @return the size
*/
public int getSize() {
return size;
}
/**
* @param size the size to set
*/
public void setSize( int size ) {
this.size = size;
}
}