io.opencensus.trace.samplers.AlwaysSampleSampler Maven / Gradle / Ivy
/*
* Copyright 2017, OpenCensus Authors
*
* 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 io.opencensus.trace.samplers;
import io.opencensus.trace.Sampler;
import io.opencensus.trace.Span;
import io.opencensus.trace.SpanContext;
import io.opencensus.trace.SpanId;
import io.opencensus.trace.TraceId;
import java.util.List;
import javax.annotation.Nullable;
import javax.annotation.concurrent.Immutable;
/** Sampler that always makes a "yes" decision on {@link Span} sampling. */
@Immutable
final class AlwaysSampleSampler extends Sampler {
AlwaysSampleSampler() {}
// Returns always makes a "yes" decision on {@link Span} sampling.
@Override
public boolean shouldSample(
@Nullable SpanContext parentContext,
@Nullable Boolean hasRemoteParent,
TraceId traceId,
SpanId spanId,
String name,
List parentLinks) {
return true;
}
@Override
public String getDescription() {
return toString();
}
@Override
public String toString() {
return "AlwaysSampleSampler";
}
}