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package com.koushikdutta.async.parser;
import com.koushikdutta.async.ByteBufferList;
import com.koushikdutta.async.DataEmitter;
import com.koushikdutta.async.DataSink;
import com.koushikdutta.async.Util;
import com.koushikdutta.async.callback.CompletedCallback;
import com.koushikdutta.async.callback.DataCallback;
import com.koushikdutta.async.future.Future;
import com.koushikdutta.async.future.SimpleFuture;
/**
* Created by koush on 5/27/13.
*/
public class ByteBufferListParser extends AsyncParserBase<ByteBufferList> {
@Override
public Future<ByteBufferList> parse(final DataEmitter emitter) {
final ByteBufferList bb = new ByteBufferList();
final SimpleFuture<ByteBufferList> ret = new SimpleFuture<ByteBufferList>() {
@Override
protected void cancelCleanup() {
emitter.close();
}
};
emitter.setDataCallback(new DataCallback() {
@Override
public void onDataAvailable(DataEmitter emitter, ByteBufferList data) {
data.get(bb);
}
});
emitter.setEndCallback(new CompletedCallback() {
@Override
public void onCompleted(Exception ex) {
if (ex != null) {
ret.setComplete(ex);
return;
}
try {
ret.setComplete(bb);
}
catch (Exception e) {
ret.setComplete(e);
}
}
});
return ret;
}
@Override
public void write(DataSink sink, ByteBufferList value, CompletedCallback completed) {
Util.writeAll(sink, value, completed);
}
}
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