com.couchbase.client.core.cnc.tracing.NoopRequestSpan Maven / Gradle / Ivy
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/*
* Copyright (c) 2019 Couchbase, Inc.
*
* 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 com.couchbase.client.core.cnc.tracing;
import com.couchbase.client.core.cnc.RequestSpan;
import com.couchbase.client.core.cnc.RequestTracer;
import com.couchbase.client.core.msg.RequestContext;
import java.time.Instant;
/**
* A NOOP implementation of a request span, utilized by the {@link NoopRequestTracer}.
*
* Calling individual methods on this span won't do anything, since, well, it's a noop.
*/
public class NoopRequestSpan implements RequestSpan {
/**
* Holds a single, static representation of this span.
*/
public static final NoopRequestSpan INSTANCE = new NoopRequestSpan();
private NoopRequestSpan() {
}
@Override
public void attribute(String key, String value) {
}
@Override
public void attribute(String key, boolean value) {
}
@Override
public void attribute(String key, long value) {
}
@Override
public void event(String name, Instant timestamp) {
}
@Override
public void status(StatusCode status) {
}
@Override
public void end() {
}
@Override
public void requestContext(RequestContext requestContext) {
}
}