Package com.aerospike.client.async

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

/*
* Copyright 2012-2014 Aerospike, Inc.
*
* Portions may be licensed to Aerospike, Inc. under one or more contributor
* license agreements.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License 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.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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