Java CorruptHFileException类代码示例

import org.apache.hadoop.hbase.io.hfile.CorruptHFileException; //导入依赖的package包/类
/**
 * Checks a path to see if it is a valid hfile.
 *
 * @param p
 *          full Path to an HFile
 * @throws IOException
 *           This is a connectivity related exception
 */
protected void checkHFile(Path p) throws IOException {
  HFile.Reader r = null;
  try {
    r = HFile.createReader(fs, p, cacheConf, conf);
  } catch (CorruptHFileException che) {
    LOG.warn("Found corrupt HFile " + p, che);
    corrupted.add(p);
    if (inQuarantineMode) {
      Path dest = createQuarantinePath(p);
      LOG.warn("Quarantining corrupt HFile " + p + " into " + dest);
      boolean success = fs.mkdirs(dest.getParent());
      success = success ? fs.rename(p, dest): false;
      if (!success) {
        failures.add(p);
      } else {
        quarantined.add(dest);
      }
    }
    return;
  } catch (FileNotFoundException fnfe) {
    LOG.warn("HFile " + p + " was missing.  Likely removed due to compaction/split?");
    missing.add(p);
  } finally {
    hfilesChecked.addAndGet(1);
    if (r != null) {
      r.close(true);
    }
  }
}
 

import org.apache.hadoop.hbase.io.hfile.CorruptHFileException; //导入依赖的package包/类
/**
 * Checks a path to see if it is a valid hfile.
 *
 * @param p
 *          full Path to an HFile
 * @throws IOException
 *           This is a connectivity related exception
 */
protected void checkHFile(Path p) throws IOException {
  HFile.Reader r = null;
  try {
    r = HFile.createReader(fs, p, cacheConf);
  } catch (CorruptHFileException che) {
    LOG.warn("Found corrupt HFile " + p, che);
    corrupted.add(p);
    if (inQuarantineMode) {
      Path dest = createQuarantinePath(p);
      LOG.warn("Quarantining corrupt HFile " + p + " into " + dest);
      boolean success = fs.mkdirs(dest.getParent());
      success = success ? fs.rename(p, dest): false;
      if (!success) {
        failures.add(p);
      } else {
        quarantined.add(dest);
      }
    }
    return;
  } catch (FileNotFoundException fnfe) {
    LOG.warn("HFile " + p + " was missing.  Likely removed due to compaction/split?");
    missing.add(p);
  } finally {
    hfilesChecked.addAndGet(1);
    if (r != null) {
      r.close(true);
    }
  }
}
 

import org.apache.hadoop.hbase.io.hfile.CorruptHFileException; //导入依赖的package包/类
/**
 * Checks a path to see if it is a valid hfile.
 *
 * @param p
 *          full Path to an HFile
 * @throws IOException
 *           This is a connectivity related exception
 */
protected void checkHFile(Path p) throws IOException {
  HFile.Reader r = null;
  try {
    r = HFile.createReader(fs, p, cacheConf, true, conf);
  } catch (CorruptHFileException che) {
    LOG.warn("Found corrupt HFile " + p, che);
    corrupted.add(p);
    if (inQuarantineMode) {
      Path dest = createQuarantinePath(p);
      LOG.warn("Quarantining corrupt HFile " + p + " into " + dest);
      boolean success = fs.mkdirs(dest.getParent());
      success = success ? fs.rename(p, dest): false;
      if (!success) {
        failures.add(p);
      } else {
        quarantined.add(dest);
      }
    }
    return;
  } catch (FileNotFoundException fnfe) {
    LOG.warn("HFile " + p + " was missing.  Likely removed due to compaction/split?");
    missing.add(p);
  } finally {
    hfilesChecked.addAndGet(1);
    if (r != null) {
      r.close(true);
    }
  }
}
 

import org.apache.hadoop.hbase.io.hfile.CorruptHFileException; //导入依赖的package包/类
/**
 * Checks a path to see if it is a valid mob file.
 *
 * @param p
 *          full Path to a mob file.
 * @throws IOException
 *           This is a connectivity related exception
 */
protected void checkMobFile(Path p) throws IOException {
  HFile.Reader r = null;
  try {
    r = HFile.createReader(fs, p, cacheConf, true, conf);
  } catch (CorruptHFileException che) {
    LOG.warn("Found corrupt mob file " + p, che);
    corruptedMobFiles.add(p);
    if (inQuarantineMode) {
      Path dest = createQuarantinePath(p);
      LOG.warn("Quarantining corrupt mob file " + p + " into " + dest);
      boolean success = fs.mkdirs(dest.getParent());
      success = success ? fs.rename(p, dest): false;
      if (!success) {
        failureMobFiles.add(p);
      } else {
        quarantinedMobFiles.add(dest);
      }
    }
    return;
  } catch (FileNotFoundException fnfe) {
    LOG.warn("Mob file " + p + " was missing.  Likely removed due to compaction?");
    missedMobFiles.add(p);
  } finally {
    mobFilesChecked.addAndGet(1);
    if (r != null) {
      r.close(true);
    }
  }
}
 

import org.apache.hadoop.hbase.io.hfile.CorruptHFileException; //导入依赖的package包/类
@Test
public void testReadFromCorruptMobFiles() throws Exception {
  final TableName tableName = TableName.valueOf(name.getMethodName());
  setUp(0, tableName);
  createRecordAndCorruptMobFile(tableName, row1, family, qf1, Bytes.toBytes("value1"));
  Get get = new Get(row1);
  IOException ioe = null;
  try {
    table.get(get);
  } catch (IOException e) {
    ioe = e;
  }
  Assert.assertNotNull(ioe);
  Assert.assertEquals(CorruptHFileException.class.getName(), ioe.getClass().getName());
}
 

import org.apache.hadoop.hbase.io.hfile.CorruptHFileException; //导入依赖的package包/类
@Override
public boolean preScannerNext(ObserverContext<RegionCoprocessorEnvironment> e,
  InternalScanner s, List<Result> results, int limit, boolean hasMore) throws IOException {
  throw new CorruptHFileException("For test");
}