public void write(DataOutput out) throws IOException { if (firstKey == null) { Utils.writeVInt(out, 0); return; } DataOutputBuffer dob = new DataOutputBuffer(); Utils.writeVInt(dob, firstKey.size()); dob.write(firstKey.buffer()); Utils.writeVInt(out, dob.size()); out.write(dob.getData(), 0, dob.getLength()); for (TFileIndexEntry entry : index) { dob.reset(); entry.write(dob); Utils.writeVInt(out, dob.getLength()); out.write(dob.getData(), 0, dob.getLength()); } } }
/** * All data that has been written to the stream so far will be flushed. * New data can be still written to the stream while flushing is performed. */ @Override void setReadyToFlush() throws IOException { assert bufReady.size() == 0 : "previous data is not flushed yet"; write(OP_INVALID); // insert end-of-file marker DataOutputBuffer tmp = bufReady; bufReady = bufCurrent; bufCurrent = tmp; }
@Override public void close() throws IOException { // close should have been called after all pending transactions // have been flushed & synced. int bufSize = bufCurrent.size(); if (bufSize != 0) { throw new IOException("FSEditStream has " + bufSize + " bytes still to be flushed and cannot " + "be closed."); } bufCurrent.close(); bufReady.close(); // remove the last INVALID marker from transaction log. fc.truncate(fc.position()); fp.close(); bufCurrent = bufReady = null; }
public void write(DataOutput out) throws IOException { if (firstKey == null) { Utils.writeVInt(out, 0); return; } DataOutputBuffer dob = new DataOutputBuffer(); Utils.writeVInt(dob, firstKey.size()); dob.write(firstKey.buffer()); Utils.writeVInt(out, dob.size()); out.write(dob.getData(), 0, dob.getLength()); for (TFileIndexEntry entry : index) { dob.reset(); entry.write(dob); Utils.writeVInt(out, dob.getLength()); out.write(dob.getData(), 0, dob.getLength()); } } }
public void write(DataOutput out) throws IOException { if (firstKey == null) { Utils.writeVInt(out, 0); return; } DataOutputBuffer dob = new DataOutputBuffer(); Utils.writeVInt(dob, firstKey.size()); dob.write(firstKey.buffer()); Utils.writeVInt(out, dob.size()); out.write(dob.getData(), 0, dob.getLength()); for (TFileIndexEntry entry : index) { dob.reset(); entry.write(dob); Utils.writeVInt(out, dob.getLength()); out.write(dob.getData(), 0, dob.getLength()); } } }
public void write(DataOutput out) throws IOException { if (firstKey == null) { Utils.writeVInt(out, 0); return; } DataOutputBuffer dob = new DataOutputBuffer(); Utils.writeVInt(dob, firstKey.size()); dob.write(firstKey.buffer()); Utils.writeVInt(out, dob.size()); out.write(dob.getData(), 0, dob.getLength()); for (TFileIndexEntry entry : index) { dob.reset(); entry.write(dob); Utils.writeVInt(out, dob.getLength()); out.write(dob.getData(), 0, dob.getLength()); } } }
public void write(DataOutput out) throws IOException { if (firstKey == null) { Utils.writeVInt(out, 0); return; } DataOutputBuffer dob = new DataOutputBuffer(); Utils.writeVInt(dob, firstKey.size()); dob.write(firstKey.buffer()); Utils.writeVInt(out, dob.size()); out.write(dob.getData(), 0, dob.getLength()); for (TFileIndexEntry entry : index) { dob.reset(); entry.write(dob); Utils.writeVInt(out, dob.getLength()); out.write(dob.getData(), 0, dob.getLength()); } } }
public void write(DataOutput out) throws IOException { if (firstKey == null) { Utils.writeVInt(out, 0); return; } DataOutputBuffer dob = new DataOutputBuffer(); Utils.writeVInt(dob, firstKey.size()); dob.write(firstKey.buffer()); Utils.writeVInt(out, dob.size()); out.write(dob.getData(), 0, dob.getLength()); for (TFileIndexEntry entry : index) { dob.reset(); entry.write(dob); Utils.writeVInt(out, dob.getLength()); out.write(dob.getData(), 0, dob.getLength()); } } }
public void write(DataOutput out) throws IOException { if (firstKey == null) { Utils.writeVInt(out, 0); return; } DataOutputBuffer dob = new DataOutputBuffer(); Utils.writeVInt(dob, firstKey.size()); dob.write(firstKey.buffer()); Utils.writeVInt(out, dob.size()); out.write(dob.getData(), 0, dob.getLength()); for (TFileIndexEntry entry : index) { dob.reset(); entry.write(dob); Utils.writeVInt(out, dob.getLength()); out.write(dob.getData(), 0, dob.getLength()); } } }