io.micrometer.tracing.brave.bridge.BraveCurrentTraceContext 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.CurrentTraceContext;
import io.micrometer.tracing.TraceContext;
import java.util.concurrent.Callable;
import java.util.concurrent.Executor;
import java.util.concurrent.ExecutorService;
/**
* Brave implementation of a {@link CurrentTraceContext}.
*
* @author Marcin Grzejszczak
* @since 1.0.0
*/
public class BraveCurrentTraceContext implements CurrentTraceContext {
final brave.propagation.CurrentTraceContext delegate;
/**
* Creates a new instance of {@link BraveCurrentTraceContext}.
* @param delegate Brave delegate
*/
public BraveCurrentTraceContext(brave.propagation.CurrentTraceContext delegate) {
this.delegate = delegate;
}
/**
* Converts from Tracing to Brave.
* @param context Tracing delegate
* @return converted version
*/
public static brave.propagation.CurrentTraceContext toBrave(CurrentTraceContext context) {
return ((BraveCurrentTraceContext) context).delegate;
}
/**
* Converts from Brave to Tracing.
* @param context Brave delegate
* @return converted version
*/
public static CurrentTraceContext fromBrave(brave.propagation.CurrentTraceContext context) {
return new BraveCurrentTraceContext(context);
}
@Override
public TraceContext context() {
brave.propagation.TraceContext context = this.delegate.get();
if (context == null) {
return null;
}
return new io.micrometer.tracing.brave.bridge.BraveTraceContext(context);
}
@Override
public Scope newScope(TraceContext context) {
return new BraveScope(
this.delegate.newScope(io.micrometer.tracing.brave.bridge.BraveTraceContext.toBrave(context)));
}
@Override
public Scope maybeScope(TraceContext context) {
return new BraveScope(
this.delegate.maybeScope(io.micrometer.tracing.brave.bridge.BraveTraceContext.toBrave(context)));
}
@Override
public Callable wrap(Callable task) {
return this.delegate.wrap(task);
}
@Override
public Runnable wrap(Runnable task) {
return this.delegate.wrap(task);
}
@Override
public Executor wrap(Executor delegate) {
return this.delegate.executor(delegate);
}
@Override
public ExecutorService wrap(ExecutorService delegate) {
return this.delegate.executorService(delegate);
}
}
class BraveScope implements CurrentTraceContext.Scope {
private final brave.propagation.CurrentTraceContext.Scope delegate;
BraveScope(brave.propagation.CurrentTraceContext.Scope delegate) {
this.delegate = delegate;
}
@Override
public void close() {
this.delegate.close();
}
}