kieker.tools.traceAnalysis.systemModel.TraceInformation Maven / Gradle / Ivy
/***************************************************************************
* Copyright 2015 Kieker Project (http://kieker-monitoring.net)
*
* Licensed 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 kieker.tools.traceAnalysis.systemModel;
/**
* This class stores trace meta-information, such as the trace ID. This kept separate from the actual trace
* information to allow references to traces without the need to keep the trace itself.
*
* @author Holger Knoche
*
* @since 1.6
*/
public class TraceInformation {
private final long traceId;
private final String sessionId;
/**
* Creates a new trace information object using the given data.
*
* @param traceId
* The trace ID to use
* @param sessionId
* The session ID to use
*/
public TraceInformation(final long traceId, final String sessionId) {
this.traceId = traceId;
this.sessionId = sessionId;
}
/**
* Returns the trace ID.
*
* @return See above
*/
public long getTraceId() {
return this.traceId;
}
/**
* Returns the trace's session ID, if any.
*
* @return See above. Note that this ID may be {@code null}.
*/
public String getSessionId() {
return this.sessionId;
}
@Override
public int hashCode() {
return (int) this.getTraceId();
}
@Override
public boolean equals(final Object other) {
if (!(other instanceof TraceInformation)) {
return false;
}
// The equality currently relies only on the trace ID to facilitate trace coloring.
final TraceInformation otherTraceInformation = (TraceInformation) other;
return this.getTraceId() == otherTraceInformation.getTraceId();
}
}