This project has retired. For details please refer to its Attic page.
DataLoaderFactory xref
View Javadoc

1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *     http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License.
17   */
18  
19  package org.apache.hadoop.chukwa.dataloader;
20  
21  import java.io.IOException;
22  import java.util.Arrays;
23  
24  import org.apache.hadoop.chukwa.conf.ChukwaConfiguration;
25  import org.apache.hadoop.fs.FileStatus;
26  import org.apache.hadoop.fs.FileSystem;
27  
28  public abstract class DataLoaderFactory {
29  
30    ChukwaConfiguration conf = null;
31    FileSystem fs = null;
32    protected FileStatus[] source = null;
33  
34    public DataLoaderFactory() {
35    }
36  
37    /**
38     * @param conf Chukwa Configuration
39     * @param fs Hadoop File System
40     * @param src List of files to load
41     * @throws IOException if error loading files
42     */
43    public void load(ChukwaConfiguration conf, FileSystem fs, FileStatus[] src) throws IOException {
44      this.source=src.clone();
45      this.conf=conf;
46      this.fs=fs;
47    }
48  
49    public FileStatus[] getSource() {
50      return Arrays.copyOf(source, source.length);
51    }
52    
53    protected FileSystem getFileSystem() {
54      return fs;
55    }
56    
57    protected ChukwaConfiguration getConf() {
58      return conf;
59    }
60  }