/***************************************************************************
* Copyright (C) 2012 by H-Store Project *
* Brown University *
* Massachusetts Institute of Technology *
* Yale University *
* *
* http://hstore.cs.brown.edu/ *
* *
* Permission is hereby granted, free of charge, to any person obtaining *
* a copy of this software and associated documentation files (the *
* "Software"), to deal in the Software without restriction, including *
* without limitation the rights to use, copy, modify, merge, publish, *
* distribute, sublicense, and/or sell copies of the Software, and to *
* permit persons to whom the Software is furnished to do so, subject to *
* the following conditions: *
* *
* The above copyright notice and this permission notice shall be *
* included in all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, *
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR *
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, *
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR *
* OTHER DEALINGS IN THE SOFTWARE. *
***************************************************************************/
package edu.brown.benchmark.auctionmark.util;
import edu.brown.utils.CompositeId;
public class GlobalAttributeValueId extends CompositeId {
private static final int COMPOSITE_BITS[] = {
32, // GROUP_ATTRIBUTE_ID
8, // ID
};
private static final long COMPOSITE_POWS[] = compositeBitsPreCompute(COMPOSITE_BITS);
private long group_attribute_id;
private int id;
public GlobalAttributeValueId(long group_attribute_id, int id) {
this.group_attribute_id = group_attribute_id;
this.id = id;
}
public GlobalAttributeValueId(GlobalAttributeGroupId group_attribute_id, int id) {
this(group_attribute_id.encode(), id);
}
public GlobalAttributeValueId(long composite_id) {
this.decode(composite_id);
}
@Override
public long encode() {
return (super.encode(COMPOSITE_BITS, COMPOSITE_POWS));
}
@Override
public void decode(long composite_id) {
long values[] = super.decode(composite_id, COMPOSITE_BITS, COMPOSITE_POWS);
this.group_attribute_id = (int)values[0];
this.id = (int)values[1];
}
@Override
public long[] toArray() {
return (new long[]{ this.group_attribute_id, this.id });
}
public GlobalAttributeGroupId getGlobalAttributeGroup() {
return new GlobalAttributeGroupId(this.group_attribute_id);
}
protected int getId() {
return (this.id);
}
}