io.micrometer.tracing.brave.bridge.BraveSamplerFunction Maven / Gradle / Ivy
/**
* Copyright 2022 the original author or 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
*
* https://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.micrometer.tracing.brave.bridge;
import io.micrometer.tracing.SamplerFunction;
import io.micrometer.tracing.http.HttpRequest;
/**
* Brave implementation of a {@link SamplerFunction}.
*
* @param type of the input, for example a request or method
* @author Marcin Grzejszczak
* @since 1.0.0
*/
@SuppressWarnings("unchecked")
public final class BraveSamplerFunction implements SamplerFunction {
final brave.sampler.SamplerFunction samplerFunction;
/**
* Creates a new instance of {@link BraveSamplerFunction}.
* @param samplerFunction Brave {@link SamplerFunction}
*/
public BraveSamplerFunction(brave.sampler.SamplerFunction samplerFunction) {
this.samplerFunction = samplerFunction;
}
/**
* Converts from Tracing to Brave.
* @param samplerFunction Tracing version
* @return Brave version
* @deprecated scheduled for removal in 1.4.0
*/
@Deprecated
public static brave.sampler.SamplerFunction toHttpBrave(
SamplerFunction samplerFunction) {
return arg -> samplerFunction.trySample(BraveHttpRequest.fromBrave(arg));
}
@Override
public Boolean trySample(T arg) {
return this.samplerFunction.trySample(arg);
}
}