/**
* 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 storm.trident.planner;
import backtype.storm.tuple.Fields;
import java.io.Serializable;
import java.util.UUID;
import java.util.concurrent.atomic.AtomicInteger;
import org.apache.commons.lang.builder.ToStringBuilder;
import org.apache.commons.lang.builder.ToStringStyle;
import storm.trident.operation.DefaultResourceDeclarer;
public class Node extends DefaultResourceDeclarer<Node> implements Serializable {
private static final AtomicInteger INDEX = new AtomicInteger(0);
private String nodeId;
public String name = null;
public Fields allOutputFields;
public String streamId;
public Integer parallelismHint = null;
public NodeStateInfo stateInfo = null;
public int creationIndex;
public Node(String streamId, String name, Fields allOutputFields) {
this.nodeId = UUID.randomUUID().toString();
this.allOutputFields = allOutputFields;
this.streamId = streamId;
this.name = name;
this.creationIndex = INDEX.incrementAndGet();
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((nodeId == null) ? 0 : nodeId.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
Node other = (Node) obj;
if (nodeId == null) {
if (other.nodeId != null)
return false;
} else if (!nodeId.equals(other.nodeId))
return false;
return true;
}
@Override
public String toString() {
return ToStringBuilder.reflectionToString(this, ToStringStyle.MULTI_LINE_STYLE);
}
}