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DefaultAsyncContextFactory.java
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DefaultAsyncContextFactory.java
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/*
* Copyright 2017 NAVER Corp.
*
* 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 com.navercorp.pinpoint.profiler.context;
import com.navercorp.pinpoint.bootstrap.context.AsyncContext;
import com.navercorp.pinpoint.bootstrap.context.AsyncState;
import com.navercorp.pinpoint.bootstrap.context.MethodDescriptor;
import com.navercorp.pinpoint.bootstrap.context.Trace;
import com.navercorp.pinpoint.profiler.context.id.AsyncIdGenerator;
import com.navercorp.pinpoint.profiler.context.id.LocalTraceRoot;
import com.navercorp.pinpoint.profiler.context.id.TraceRoot;
import com.navercorp.pinpoint.profiler.context.method.PredefinedMethodDescriptorRegistry;
import java.util.Objects;
/**
* @author Woonduk Kang(emeroad)
*/
public class DefaultAsyncContextFactory implements AsyncContextFactory {
private final AsyncTraceContext asyncTraceContext;
private final Binder<Trace> binder;
private final AsyncIdGenerator asyncIdGenerator;
private final PredefinedMethodDescriptorRegistry predefinedMethodDescriptorRegistry;
private final int asyncMethodApiId;
public DefaultAsyncContextFactory(AsyncTraceContext asyncTraceContext,
Binder<Trace> binder,
AsyncIdGenerator asyncIdGenerator,
PredefinedMethodDescriptorRegistry predefinedMethodDescriptorRegistry) {
this.asyncTraceContext = Objects.requireNonNull(asyncTraceContext, "traceFactoryProvider");
this.asyncIdGenerator = Objects.requireNonNull(asyncIdGenerator, "asyncIdGenerator");
this.binder = Objects.requireNonNull(binder, "binder");
this.predefinedMethodDescriptorRegistry = Objects.requireNonNull(predefinedMethodDescriptorRegistry, "predefinedMethodDescriptorRegistry");
this.asyncMethodApiId = getAsyncMethodApiId(predefinedMethodDescriptorRegistry);
}
private int getAsyncMethodApiId(PredefinedMethodDescriptorRegistry predefinedMethodDescriptorRegistry) {
final MethodDescriptor asyncMethodDescriptor = predefinedMethodDescriptorRegistry.getAsyncMethodDescriptor();
return asyncMethodDescriptor.getApiId();
}
@Override
public AsyncId newAsyncId() {
return asyncIdGenerator.newAsyncId();
}
@Override
public AsyncContext newAsyncContext(TraceRoot traceRoot, AsyncId asyncId, boolean canSampled) {
Objects.requireNonNull(traceRoot, "traceRoot");
Objects.requireNonNull(asyncId, "asyncId");
if (canSampled) {
return new DefaultAsyncContext(asyncTraceContext, binder, traceRoot, asyncId, this.asyncMethodApiId);
} else {
return newDisableAsyncContext(traceRoot);
}
}
@Override
public AsyncContext newAsyncContext(TraceRoot traceRoot, AsyncId asyncId, boolean canSampled, AsyncState asyncState) {
Objects.requireNonNull(traceRoot, "traceRoot");
Objects.requireNonNull(asyncId, "asyncId");
Objects.requireNonNull(asyncState, "asyncState");
if (canSampled) {
return new StatefulAsyncContext(asyncTraceContext, binder, traceRoot, asyncId, asyncMethodApiId, asyncState);
} else {
// TODO
return new StatefulDisableAsyncContext(asyncTraceContext, binder, traceRoot, asyncState);
}
}
@Override
public AsyncContext newDisableAsyncContext(LocalTraceRoot traceRoot) {
return new DisableAsyncContext(asyncTraceContext, binder, traceRoot);
}
}