io.temporal.opentracing.codec.TextMapInjectExtractCodec Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of temporal-opentracing Show documentation
Show all versions of temporal-opentracing Show documentation
Temporal Java SDK OpenTracing Support Module
The newest version!
/*
* Copyright (C) 2022 Temporal Technologies, Inc. All Rights Reserved.
*
* Copyright (C) 2012-2016 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Modifications copyright (C) 2017 Uber Technologies, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this material 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.temporal.opentracing.codec;
import io.opentracing.SpanContext;
import io.opentracing.Tracer;
import io.opentracing.propagation.Format;
import io.opentracing.propagation.TextMapExtractAdapter;
import io.opentracing.propagation.TextMapInjectAdapter;
import io.temporal.opentracing.OpenTracingSpanContextCodec;
import java.util.HashMap;
import java.util.Map;
/**
* This is the default implementation that uses {@link
* io.opentracing.propagation.Format.Builtin#TEXT_MAP_INJECT} and {@link
* io.opentracing.propagation.Format.Builtin#TEXT_MAP_EXTRACT} specific formats for serialization
* and deserialization respectively
*/
public class TextMapInjectExtractCodec implements OpenTracingSpanContextCodec {
public static final TextMapInjectExtractCodec INSTANCE = new TextMapInjectExtractCodec();
@Override
public Map encode(SpanContext spanContext, Tracer tracer) {
Map serialized = new HashMap<>();
tracer.inject(
spanContext, Format.Builtin.TEXT_MAP_INJECT, new TextMapInjectAdapter(serialized));
return serialized;
}
@Override
public SpanContext decode(Map serializedSpanContext, Tracer tracer) {
return tracer.extract(
Format.Builtin.TEXT_MAP_EXTRACT, new TextMapExtractAdapter(serializedSpanContext));
}
}