org.opendaylight.controller.cluster.access.concepts.ResponseEnvelope Maven / Gradle / Ivy
/*
* Copyright (c) 2016 Cisco Systems, Inc. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.controller.cluster.access.concepts;
import static com.google.common.base.Preconditions.checkArgument;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import org.eclipse.jdt.annotation.NonNull;
import org.opendaylight.yangtools.concepts.WritableObjects;
public abstract class ResponseEnvelope> extends Envelope {
interface SerialForm, E extends ResponseEnvelope> extends Envelope.SerialForm {
@Override
default void writeExternal(final ObjectOutput out, final @NonNull E envelope) throws IOException {
Envelope.SerialForm.super.writeExternal(out, envelope);
WritableObjects.writeLong(out, envelope.getExecutionTimeNanos());
}
@Override
default E readExternal(final ObjectInput in, final long sessionId, final long txSequence, final T message)
throws IOException {
return readExternal(in, sessionId, txSequence, message, WritableObjects.readLong(in));
}
E readExternal(ObjectInput in, long sessionId, long txSequence, T message, long executionTimeNanos);
}
@java.io.Serial
private static final long serialVersionUID = 1L;
private final long executionTimeNanos;
ResponseEnvelope(final T message, final long sessionId, final long txSequence, final long executionTimeNanos) {
super(message, sessionId, txSequence);
checkArgument(executionTimeNanos >= 0, "Negative executionTime");
this.executionTimeNanos = executionTimeNanos;
}
/**
* Return the time the request took to execute in nanoseconds. This may not reflect the actual CPU time, but rather
* a measure of the complexity involved in servicing the original request.
*
* @return Time the request took to execute in nanoseconds
*/
public final long getExecutionTimeNanos() {
return executionTimeNanos;
}
}