com.emc.atmos.api.Range 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;
public class Range {
private long first, last;
public Range( long first, long last ) {
this.first = first;
this.last = last;
}
public long getFirst() {
return first;
}
public long getLast() {
return last;
}
public long getSize() {
return last - first + 1;
}
@Override
public boolean equals( Object o ) {
if ( this == o ) return true;
if ( o == null || getClass() != o.getClass() ) return false;
Range range = (Range) o;
if ( first != range.first ) return false;
if ( last != range.last ) return false;
return true;
}
@Override
public int hashCode() {
int result = (int) (first ^ (first >>> 32));
result = 31 * result + (int) (last ^ (last >>> 32));
return result;
}
@Override
public String toString() {
return "" + first + '-' + last;
}
}