package backtype.storm.topology;

import backtype.storm.spout.SpoutOutputCollector;
import backtype.storm.utils.Utils;
import com.alibaba.jstorm.task.execute.spout.SpoutCollector;

import java.util.List;

/**
 * so don't need OutputCollectorCb's ICollectorCallback due to send control message one by one
 * @author JohnFang (xiaojian.fxj@alibaba-inc.com).
 */
public class ControlSpoutOutputCollector implements IControlSpoutOutputCollector {
    private SpoutOutputCollector out;

    public ControlSpoutOutputCollector(SpoutOutputCollector out) {
        this.out = out;
    }

    public List<Integer> emit(String streamId, List<Object> tuple,
                              Object messageId) {
        return out.emit(streamId, tuple, messageId);
    }

    public List<Integer> emit(List<Object> tuple, Object messageId) {
        return emit(Utils.DEFAULT_STREAM_ID, tuple, messageId);
    }

    public List<Integer> emit(List<Object> tuple) {
        return emit(tuple, null);
    }


    public List<Integer> emit(String streamId, List<Object> tuple) {
        return emit(streamId, tuple, null);
    }

    public void emitDirect(int taskId, String streamId, List<Object> tuple,
                           Object messageId) {
        out.emitDirect(taskId, streamId, tuple, messageId);
    }


    public void emitDirect(int taskId, List<Object> tuple, Object messageId) {
        emitDirect(taskId, Utils.DEFAULT_STREAM_ID, tuple, messageId);
    }

    public void emitDirect(int taskId, String streamId, List<Object> tuple) {
        emitDirect(taskId, streamId, tuple, null);
    }

    public void emitDirect(int taskId, List<Object> tuple) {
        emitDirect(taskId, tuple, null);
    }

    public void reportError(Throwable error) {
        out.reportError(error);
    }

    public void flush(){ out.flush();}

    public List<Integer> emitCtrl(String streamId, List<Object> tuple,
                                  Object messageId) {
        return ((SpoutCollector)(out.getDelegate())).emitCtrl(streamId, tuple, messageId);
    }

    public List<Integer> emitCtrl(List<Object> tuple, Object messageId) {
        return emitCtrl(Utils.DEFAULT_STREAM_ID, tuple, messageId);
    }

    public List<Integer> emitCtrl(List<Object> tuple) {
        return emitCtrl(tuple, null);
    }


    public List<Integer> emitCtrl(String streamId, List<Object> tuple) {
        return emitCtrl(streamId, tuple, null);
    }

    public void emitDirectCtrl(int taskId, String streamId, List<Object> tuple,
                               Object messageId) {
        ((SpoutCollector)(out.getDelegate())).emitDirectCtrl(taskId, streamId, tuple, messageId);
    }


    public void emitDirectCtrl(int taskId, List<Object> tuple, Object messageId) {
        emitDirectCtrl(taskId, Utils.DEFAULT_STREAM_ID, tuple, messageId);
    }

    public void emitDirectCtrl(int taskId, String streamId, List<Object> tuple) {
        emitDirectCtrl(taskId, streamId, tuple, null);
    }

    public void emitDirectCtrl(int taskId, List<Object> tuple) {
        emitDirectCtrl(taskId, tuple, null);
    }
}