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);
}
public FeedMessageOperatorNodePushable(
IHyracksTaskContext ctx,
FeedConnectionId connectionId,
IFeedMessage feedMessage,
int partition,
int nPartitions) {
this.connectionId = connectionId;
this.message = feedMessage;
this.partition = partition;
IAsterixAppRuntimeContext runtimeCtx =
(IAsterixAppRuntimeContext)
ctx.getJobletContext().getApplicationContext().getApplicationObject();
this.feedManager = runtimeCtx.getFeedManager();
}
@SuppressWarnings("unchecked")
public static RecordDescriptor getRecordDescriptorFromKeyValueClasses(
IHyracksTaskContext ctx, Configuration conf, String className1, String className2)
throws HyracksException {
RecordDescriptor recordDescriptor = null;
try {
recordDescriptor =
DatatypeHelper.createKeyValueRecordDescriptor(
(Class<? extends Writable>) ctx.getJobletContext().loadClass(className1),
(Class<? extends Writable>) ctx.getJobletContext().loadClass(className2),
conf);
} catch (Exception cnfe) {
throw new HyracksException(cnfe);
}
return recordDescriptor;
}
@SuppressWarnings({"unchecked", "rawtypes"})
public static RecordDescriptor getRecordDescriptorFromWritableClasses(
IHyracksTaskContext ctx, Configuration conf, String... classNames) throws HyracksException {
RecordDescriptor recordDescriptor = null;
ISerializerDeserializer[] serdes = new ISerializerDeserializer[classNames.length];
try {
int i = 0;
for (String className : classNames) {
Class<? extends Writable> c =
(Class<? extends Writable>) ctx.getJobletContext().loadClass(className);
serdes[i++] = DatatypeHelper.createSerializerDeserializer(c, conf, ctx);
// System.out.println("thread " + Thread.currentThread().getId() + " after creating serde "
// + c.getClassLoader());
}
} catch (Exception cnfe) {
throw new HyracksException(cnfe);
}
recordDescriptor = new RecordDescriptor(serdes);
return recordDescriptor;
}
public static RuntimeContext get(IHyracksTaskContext ctx) {
return (RuntimeContext) ctx.getJobletContext().getApplicationContext().getApplicationObject();
}