Package com.aerospike.client.async

Source Code of com.aerospike.client.async.AsyncBatchExistsArray

/*******************************************************************************
* 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.async;

import java.util.HashMap;

import com.aerospike.client.AerospikeException;
import com.aerospike.client.Key;
import com.aerospike.client.Log;
import com.aerospike.client.command.BatchItem;
import com.aerospike.client.command.BatchNode;
import com.aerospike.client.command.Buffer;
import com.aerospike.client.policy.Policy;

public final class AsyncBatchExistsArray extends AsyncMultiCommand {
  private final BatchNode.BatchNamespace batchNamespace;
  private final Policy policy;
  private final HashMap<Key,BatchItem> keyMap;
  private final boolean[] existsArray;
 
  public AsyncBatchExistsArray(
    AsyncMultiExecutor parent,
    AsyncCluster cluster,
    AsyncNode node,
    BatchNode.BatchNamespace batchNamespace,
    Policy policy,
    HashMap<Key,BatchItem> keyMap,
    boolean[] existsArray
  ) {
    super(parent, cluster, node, false);
    this.batchNamespace = batchNamespace;
    this.policy = policy;
    this.keyMap = keyMap;
    this.existsArray = existsArray;
  }
   
  @Override
  protected Policy getPolicy() {
    return policy;
  }

  @Override
  protected void writeBuffer() throws AerospikeException {
    setBatchExists(batchNamespace);
  }

  @Override
  protected void parseRow(Key key) throws AerospikeException {   
    if (opCount > 0) {
      throw new AerospikeException.Parse("Received bins that were not requested!");
    }     

    BatchItem item = keyMap.get(key);
   
    if (item != null) {
      int index = item.getIndex();
      existsArray[index] = resultCode == 0;
    }
    else {
      if (Log.debugEnabled()) {
        Log.debug("Unexpected batch key returned: " + key.namespace + ',' + Buffer.bytesToHexString(key.digest));
      }
    }
  }
}
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