List of readOp() Examples

Examples of readOp()

org.apache.hadoop.hdfs.server.namenode.EditLogFileInputStream.readOp()
org.apache.hadoop.hdfs.server.namenode.EditLogInputStream.readOp()
Read an operation from the stream @return an operation from the stream or null if at end of stream @throws IOException if there is an error reading from the stream

Examples of org.apache.hadoop.hdfs.server.namenode.EditLogFileInputStream.readOp()

      assertEquals("Position in file must be equal position in bk",
          lastBkPos, lastFilePos);
      bkEditsIn.refresh(lastBkPos, -1);
      fileEditsIn.refresh(lastFilePos, -1);
      FSEditLogOp opFromBk = bkEditsIn.readOp();
      FSEditLogOp opFromFile = fileEditsIn.readOp();
      if (LOG.isDebugEnabled()) {
        LOG.debug("txId = " + i + ", " + "opFromBk = " + opFromBk +
            ", opFromFile = " + opFromFile);
      }
      assertEquals(

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Examples of org.apache.hadoop.hdfs.server.namenode.EditLogFileInputStream.readOp()

      assertEquals("Position in file must be equal to position in bk",
          lastBkPos, lastFilePos);
      bkEditsIn.refresh(lastBkPos, -1);
      fileEditsIn.refresh(lastFilePos, -1);
      FSEditLogOp opFromBk = bkEditsIn.readOp();
      FSEditLogOp opFromFile = fileEditsIn.readOp();
      if (LOG.isDebugEnabled()) {
        LOG.debug("txId = " + i + ", " + "opFromBk = " + opFromBk +
            ", opFromFile = " + opFromFile);
      }
      assertEquals(

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Examples of org.apache.hadoop.hdfs.server.namenode.EditLogFileInputStream.readOp()

    }
    EditLogFileInputStream fileEditsIn =
        new EditLogFileInputStream(tempEditsFile);
    for (int i = 0; i <= numEdits; i++) {
      FSEditLogOp opFromBk = bkEditsIn.readOp();
      FSEditLogOp opFromFile = fileEditsIn.readOp();
      if (LOG.isDebugEnabled()) {
        LOG.debug("txId = " + i + ", " + "opFromBk = " + opFromBk +
            ", opFromFile = " + opFromFile);
      }
      assertEquals(

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Examples of org.apache.hadoop.hdfs.server.namenode.EditLogInputStream.readOp()

      EditLogInputStream stream = streams.get(0);
      assertEquals(1, stream.getFirstTxId());
      assertEquals(3, stream.getLastTxId());
      
      verifyEdits(streams, 1, 3);
      assertNull(stream.readOp());
    } finally {
      IOUtils.cleanup(LOG, streams.toArray(new Closeable[0]));
      streams.clear();
    }

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Examples of org.apache.hadoop.hdfs.server.namenode.EditLogInputStream.readOp()

      EditLogInputStream stream = streams.get(0);
      assertEquals(1, stream.getFirstTxId());
      assertEquals(3, stream.getLastTxId());
      
      verifyEdits(streams, 1, 3);
      assertNull(stream.readOp());
    } finally {
      IOUtils.cleanup(LOG, streams.toArray(new Closeable[0]));
      streams.clear();
    }

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Examples of org.apache.hadoop.hdfs.server.namenode.EditLogInputStream.readOp()

    
    for (int expected = firstTxnId;
        expected <= lastTxnId;
        expected++) {
      
      FSEditLogOp op = stream.readOp();
      while (op == null) {
        assertTrue("Expected to find txid " + expected + ", " +
            "but no more streams available to read from",
            iter.hasNext());
        stream = iter.next();

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Examples of org.apache.hadoop.hdfs.server.namenode.EditLogInputStream.readOp()

      while (op == null) {
        assertTrue("Expected to find txid " + expected + ", " +
            "but no more streams available to read from",
            iter.hasNext());
        stream = iter.next();
        op = stream.readOp();
      }
      
      assertEquals(FSEditLogOpCodes.OP_MKDIR, op.opCode);
      assertEquals(expected, op.getTransactionId());
    }

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Examples of org.apache.hadoop.hdfs.server.namenode.EditLogInputStream.readOp()

      
      assertEquals(FSEditLogOpCodes.OP_MKDIR, op.opCode);
      assertEquals(expected, op.getTransactionId());
    }
    
    assertNull(stream.readOp());
    assertFalse("Expected no more txns after " + lastTxnId +
        " but more streams are available", iter.hasNext());
  }

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Examples of org.apache.hadoop.hdfs.server.namenode.EditLogInputStream.readOp()

      EditLogInputStream stream = streams.get(0);
      assertEquals(1, stream.getFirstTxId());
      assertEquals(3, stream.getLastTxId());
      
      verifyEdits(streams, 1, 3);
      assertNull(stream.readOp());
    } finally {
      IOUtils.cleanup(LOG, streams.toArray(new Closeable[0]));
      streams.clear();
    }

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Examples of org.apache.hadoop.hdfs.server.namenode.EditLogInputStream.readOp()

      EditLogInputStream stream = streams.get(0);
      assertEquals(1, stream.getFirstTxId());
      assertEquals(3, stream.getLastTxId());
      
      verifyEdits(streams, 1, 3);
      assertNull(stream.readOp());
    } finally {
      IOUtils.cleanup(LOG, streams.toArray(new Closeable[0]));
      streams.clear();
    }

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