source: sample/hadoop-0.17/tw/org/nchc/util/LocalSequenceFile.java @ 68

Last change on this file since 68 was 20, checked in by waue, 16 years ago

將改完的 hadoop 0.17版package 放來備份
目前繼續開發 hadoop 0.16 + hbase 1.3

File size: 1.2 KB
Line 
1/*
2 * Cloud9: A MapReduce Library for Hadoop
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License"); you
5 * may not use this file except in compliance with the License. You may
6 * obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
13 * implied. See the License for the specific language governing
14 * permissions and limitations under the License.
15 */
16
17package tw.org.nchc.util;
18
19import org.apache.hadoop.fs.FileSystem;
20import org.apache.hadoop.fs.Path;
21import org.apache.hadoop.io.SequenceFile;
22import org.apache.hadoop.mapred.JobConf;
23
24public class LocalSequenceFile {
25
26  private LocalSequenceFile() {
27  }
28
29  public static SequenceFile.Reader createReader(String file) {
30    JobConf config = new JobConf();
31    SequenceFile.Reader reader = null;
32
33    try {
34      reader = new SequenceFile.Reader(FileSystem.get(config), new Path(
35          file), config);
36    } catch (Exception e) {
37      e.printStackTrace();
38    }
39
40    return reader;
41  }
42
43}
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