Java Code Examples for org.apache.hadoop.io.file.tfile.TFile.Reader.Location

The following examples show how to use org.apache.hadoop.io.file.tfile.TFile.Reader.Location. These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source Project: hadoop-gpu   Source File: TestTFileByteArrays.java    License: Apache License 2.0 6 votes vote down vote up
public void testLocate() throws IOException {
  if (skip)
    return;
  writeRecords(3 * records1stBlock);
  Reader reader = new Reader(fs.open(path), fs.getFileStatus(path).getLen(), conf);
  Scanner scanner = reader.createScanner();
  Location loc2 =
      locate(scanner, composeSortedKey(KEY, 3 * records1stBlock, 2)
          .getBytes());
  Location locLastIn1stBlock =
      locate(scanner, composeSortedKey(KEY, 3 * records1stBlock,
          records1stBlock - 1).getBytes());
  Location locFirstIn2ndBlock =
      locate(scanner, composeSortedKey(KEY, 3 * records1stBlock,
          records1stBlock).getBytes());
  Location locX = locate(scanner, "keyX".getBytes());
  Assert.assertEquals(scanner.endLocation, locX);
  scanner.close();
  reader.close();
}
 
Example 2
Source Project: hadoop   Source File: TestTFileByteArrays.java    License: Apache License 2.0 5 votes vote down vote up
@Test
public void testLocate() throws IOException {
  if (skip)
    return;
  writeRecords(3 * records1stBlock);
  Reader reader = new Reader(fs.open(path), fs.getFileStatus(path).getLen(), conf);
  Scanner scanner = reader.createScanner();
  locate(scanner, composeSortedKey(KEY, 2).getBytes());
  locate(scanner, composeSortedKey(KEY, records1stBlock - 1).getBytes());
  locate(scanner, composeSortedKey(KEY, records1stBlock).getBytes());
  Location locX = locate(scanner, "keyX".getBytes());
  Assert.assertEquals(scanner.endLocation, locX);
  scanner.close();
  reader.close();
}
 
Example 3
Source Project: big-c   Source File: TestTFileByteArrays.java    License: Apache License 2.0 5 votes vote down vote up
@Test
public void testLocate() throws IOException {
  if (skip)
    return;
  writeRecords(3 * records1stBlock);
  Reader reader = new Reader(fs.open(path), fs.getFileStatus(path).getLen(), conf);
  Scanner scanner = reader.createScanner();
  locate(scanner, composeSortedKey(KEY, 2).getBytes());
  locate(scanner, composeSortedKey(KEY, records1stBlock - 1).getBytes());
  locate(scanner, composeSortedKey(KEY, records1stBlock).getBytes());
  Location locX = locate(scanner, "keyX".getBytes());
  Assert.assertEquals(scanner.endLocation, locX);
  scanner.close();
  reader.close();
}
 
Example 4
Source Project: RDFS   Source File: TestTFileByteArrays.java    License: Apache License 2.0 5 votes vote down vote up
@Test
public void testLocate() throws IOException {
  if (skip)
    return;
  writeRecords(3 * records1stBlock);
  Reader reader = new Reader(fs.open(path), fs.getFileStatus(path).getLen(), conf);
  Scanner scanner = reader.createScanner();
  locate(scanner, composeSortedKey(KEY, 2).getBytes());
  locate(scanner, composeSortedKey(KEY, records1stBlock - 1).getBytes());
  locate(scanner, composeSortedKey(KEY, records1stBlock).getBytes());
  Location locX = locate(scanner, "keyX".getBytes());
  Assert.assertEquals(scanner.endLocation, locX);
  scanner.close();
  reader.close();
}
 
Example 5
Source Project: hadoop   Source File: TestTFileByteArrays.java    License: Apache License 2.0 4 votes vote down vote up
Location locate(Scanner scanner, byte[] key) throws IOException {
  if (scanner.seekTo(key) == true) {
    return scanner.currentLocation;
  }
  return scanner.endLocation;
}
 
Example 6
Source Project: big-c   Source File: TestTFileByteArrays.java    License: Apache License 2.0 4 votes vote down vote up
Location locate(Scanner scanner, byte[] key) throws IOException {
  if (scanner.seekTo(key) == true) {
    return scanner.currentLocation;
  }
  return scanner.endLocation;
}
 
Example 7
Source Project: RDFS   Source File: TestTFileByteArrays.java    License: Apache License 2.0 4 votes vote down vote up
Location locate(Scanner scanner, byte[] key) throws IOException {
  if (scanner.seekTo(key) == true) {
    return scanner.currentLocation;
  }
  return scanner.endLocation;
}
 
Example 8
Source Project: hadoop-gpu   Source File: TestTFileByteArrays.java    License: Apache License 2.0 4 votes vote down vote up
Location locate(Scanner scanner, byte[] key) throws IOException {
  if (scanner.seekTo(key) == true) {
    return scanner.currentLocation;
  }
  return scanner.endLocation;
}