/*
* JBoss, Home of Professional Open Source.
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*/
package org.teiid.dqp.message;
import java.io.Externalizable;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import org.teiid.core.util.HashCodeUtil;
/**
* This class uniquely identifies a AtomicRequestMessage
*/
public class AtomicRequestID implements Externalizable {
private static final String SEPARATOR = "."; //$NON-NLS-1$
private RequestID requestId;
private int nodeId;
private int executionId;
public AtomicRequestID() {
// This is only to honor the externalizable interface..
}
public AtomicRequestID(RequestID requestId, int nodeId, int execId) {
this.requestId = requestId;
this.nodeId = nodeId;
this.executionId = execId;
}
public RequestID getRequestID() {
return requestId;
}
public int getNodeID() {
return nodeId;
}
public int getExecutionId() {
return executionId;
}
/**
* @see java.io.Externalizable#readExternal(java.io.ObjectInput)
*/
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
this.requestId = (RequestID)in.readObject();
this.nodeId = in.readInt();
this.executionId = in.readInt();
}
/**
* @see java.io.Externalizable#writeExternal(java.io.ObjectOutput)
*/
public void writeExternal(ObjectOutput out) throws IOException {
out.writeObject(this.requestId);
out.writeInt(this.nodeId);
out.writeInt(this.executionId);
}
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof AtomicRequestID)) return false;
final AtomicRequestID c = (AtomicRequestID) o;
return (c.requestId.equals(this.requestId) && c.nodeId == this.nodeId && c.executionId == this.executionId);
}
public int hashCode() {
return HashCodeUtil.hashCode(HashCodeUtil.hashCode(this.requestId.hashCode(), this.nodeId), this.executionId);
}
public String toString() {
StringBuffer sb = new StringBuffer();
sb.append(this.requestId).append(SEPARATOR).append(this.nodeId).append(SEPARATOR).append(this.executionId);
return sb.toString();
}
}