private void probeWrite(int pid, ByteBuffer buff) throws HyracksDataException {
RunFileWriter pWriter = probeRFWriters[pid];
if (pWriter == null) {
FileReference file = ctx.getJobletContext().createManagedWorkspaceFile(rel1Name);
pWriter = new RunFileWriter(file, ctx.getIOManager());
pWriter.open();
probeRFWriters[pid] = pWriter;
}
pWriter.nextFrame(buff);
}
private void buildWrite(int pid, ByteBuffer buff) throws HyracksDataException {
RunFileWriter writer = buildRFWriters[pid];
if (writer == null) {
FileReference file = ctx.getJobletContext().createManagedWorkspaceFile(rel0Name);
writer = new RunFileWriter(file, ctx.getIOManager());
writer.open();
buildRFWriters[pid] = writer;
}
writer.nextFrame(buff);
}
private void loadPartitionInMem(int pid, RunFileWriter wr, int[] buffs)
throws HyracksDataException {
RunFileReader r = wr.createReader();
r.open();
int counter = 0;
ByteBuffer mBuff = null;
reloadBuffer.clear();
while (r.nextFrame(reloadBuffer)) {
mBuff = memBuffs[buffs[counter]];
if (mBuff == null) {
mBuff = ctx.allocateFrame();
memBuffs[buffs[counter]] = mBuff;
}
FrameUtils.copy(reloadBuffer, mBuff);
counter++;
reloadBuffer.clear();
}
int curNext = nextBuff[buffs[buffs.length - 1]];
nextBuff[buffs[buffs.length - 1]] = END_OF_PARTITION;
nextFreeBuffIx = curNext;
r.close();
pStatus.set(pid, false);
buildRFWriters[pid] = null;
}
private void closeProbeWriter(int pid) throws HyracksDataException {
RunFileWriter writer = probeRFWriters[pid];
if (writer != null) {
writer.close();
}
}