/*******************************************************************************
* Copyright 2012-2014 by Aerospike.
*
* 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 OR COPYRIGHT HOLDERS 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 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++);
}
}