io.opencensus.contrib.http.util.HttpPropagationUtil Maven / Gradle / Ivy
/*
* Copyright 2018, 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.contrib.http.util;
import io.opencensus.trace.propagation.TextFormat;
/**
* Utility class to get all supported {@link TextFormat}.
*
* @since 0.11.0
*/
public class HttpPropagationUtil {
private HttpPropagationUtil() {}
/**
* Returns the Stack Driver format implementation. The header specification for this format is
* "X-Cloud-Trace-Context: <TRACE_ID>/<SPAN_ID>[;o=<TRACE_TRUE>]". See this page for more information.
*
* @since 0.11.0
* @return the Stack Driver format.
*/
public static TextFormat getCloudTraceFormat() {
return new CloudTraceFormat();
}
}