com.koushikdutta.async.parser.ByteBufferListParser Maven / Gradle / Ivy

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Asynchronous socket, http(s) (client+server) and websocket library for android. Based on nio, not threads.

There is a newer version: 3.1.0

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 implements AsyncParser {
    @Override
    public Future parse(final DataEmitter emitter) {
        final ByteBufferList bb = new ByteBufferList();
        final SimpleFuture ret = new SimpleFuture() {
            @Override
            protected void cancelCleanup() {
                emitter.close();
            }
        };
        emitter.setDataCallback(new DataCallback() {
            @Override
            public void onDataAvailable(DataEmitter emitter, ByteBufferList data) {
                bb.add(data);
                data.clear();
            }
        });

        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);
    }
}