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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.accumulo.core.cli;
18  
19  import java.util.concurrent.TimeUnit;
20  
21  import org.apache.accumulo.core.cli.ClientOpts.MemoryConverter;
22  import org.apache.accumulo.core.cli.ClientOpts.TimeConverter;
23  import org.apache.accumulo.core.client.BatchWriterConfig;
24  
25  import com.beust.jcommander.Parameter;
26  
27  public class BatchWriterOpts {
28    private static final BatchWriterConfig BWDEFAULTS = new BatchWriterConfig();
29    
30    @Parameter(names="--batchThreads", description="Number of threads to use when writing large batches")
31    public Integer batchThreads = BWDEFAULTS.getMaxWriteThreads();
32  
33    @Parameter(names="--batchLatency", converter=TimeConverter.class, description="The maximum time to wait before flushing data to servers when writing")
34    public Long batchLatency = BWDEFAULTS.getMaxLatency(TimeUnit.MILLISECONDS);
35    
36    @Parameter(names="--batchMemory", converter=MemoryConverter.class, description="memory used to batch data when writing")
37    public Long batchMemory = BWDEFAULTS.getMaxMemory();
38    
39    @Parameter(names="--batchTimeout", converter=TimeConverter.class, description="timeout used to fail a batch write")
40    public Long batchTimeout = BWDEFAULTS.getTimeout(TimeUnit.MILLISECONDS);
41    
42    public BatchWriterConfig getBatchWriterConfig() {
43      BatchWriterConfig config = new BatchWriterConfig();
44      config.setMaxLatency(this.batchLatency, TimeUnit.MILLISECONDS);
45      config.setMaxMemory(this.batchMemory);
46      config.setTimeout(this.batchTimeout, TimeUnit.MILLISECONDS);
47      return config;
48    }
49    
50  }