com.datatorrent.stram.tuple.Tuple Maven / Gradle / Ivy
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package com.datatorrent.stram.tuple;
import com.datatorrent.bufferserver.packet.MessageType;
import com.datatorrent.bufferserver.util.Codec;
/**
*
* Basic object that is streamed
*
* Tuples are of the following type
* Data:
* Control: begin window, end window, reset window, end stream
* heartbeat: To be done, not a high priority
*
*
* @since 0.3.2
*/
public class Tuple
{
protected long windowId;
private final MessageType type;
public Tuple(MessageType t, long windowId)
{
type = t;
this.windowId = windowId;
}
/**
* @return the windowId
*/
public long getWindowId()
{
return windowId;
}
public void setWindowId(long windowId)
{
this.windowId = windowId;
}
public final int getBaseSeconds()
{
return (int)(windowId >> 32);
}
/**
* @return the type
*/
public MessageType getType()
{
return type;
}
@Override
public String toString()
{
return "type = " + type + " " + Codec.getStringWindowId(windowId);
}
}