/*
* Aerospike Client - Java Library
*
* Copyright 2012 by Aerospike, Inc. All rights reserved.
*
* Availability of this source code to partners and customers includes
* redistribution rights covered by individual contract. Please check your
* contract for exact rights and responsibilities.
*/
package com.aerospike.client.command;
import java.util.ArrayList;
import java.util.HashMap;
import com.aerospike.client.Key;
public final class BatchItem {
public static HashMap<Key,BatchItem> generateMap(Key[] keys) {
HashMap<Key,BatchItem> keyMap = new HashMap<Key,BatchItem>(keys.length);
for (int i = 0; i < keys.length; i++) {
Key key = keys[i];
BatchItem item = keyMap.get(key);
if (item == null) {
item = new BatchItem(i);
keyMap.put(key, item);
}
else {
item.addDuplicate(i);
}
}
return keyMap;
}
private int index;
private ArrayList<Integer> duplicates;
public BatchItem(int idx) {
this.index = idx;
}
public void addDuplicate(int idx) {
if (duplicates == null) {
duplicates = new ArrayList<Integer>();
duplicates.add(index);
index = 0;
}
duplicates.add(idx);
}
public int getIndex() {
return (duplicates == null)? index : duplicates.get(index++);
}
}