io.grpc.MutableHandlerRegistryImpl Maven / Gradle / Ivy
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package io.grpc;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import javax.annotation.Nullable;
import javax.annotation.concurrent.ThreadSafe;
/**
* Default implementation of {@link MutableHandlerRegistry}.
*
* Uses {@link ConcurrentHashMap} to avoid service registration excessively
* blocking method lookup.
*/
@ThreadSafe
public final class MutableHandlerRegistryImpl extends MutableHandlerRegistry {
private final ConcurrentMap services
= new ConcurrentHashMap();
@Override
@Nullable
public ServerServiceDefinition addService(ServerServiceDefinition service) {
return services.put(service.getName(), service);
}
@Override
public boolean removeService(ServerServiceDefinition service) {
return services.remove(service.getName(), service);
}
@Override
@Nullable
public Method lookupMethod(String methodName) {
String serviceName = MethodDescriptor.extractFullServiceName(methodName);
if (serviceName == null) {
return null;
}
ServerServiceDefinition service = services.get(serviceName);
if (service == null) {
return null;
}
ServerMethodDefinition method = service.getMethod(methodName);
if (method == null) {
return null;
}
return new Method(service, method);
}
}