@Test public void interceptor() throws Exception { final AtomicLong atomic = new AtomicLong(); ClientInterceptor interceptor = new ClientInterceptor() { @Override public <RequestT, ResponseT> ClientCall<RequestT, ResponseT> interceptCall( MethodDescriptor<RequestT, ResponseT> method, CallOptions callOptions, Channel next) { atomic.set(1); return next.newCall(method, callOptions); } }; createChannel(interceptor); assertNotNull(channel.newCall(method, CallOptions.DEFAULT)); assertEquals(1, atomic.get()); }
@Override public <ReqT, RespT> ClientCall<ReqT, RespT> newCall(MethodDescriptor<ReqT, RespT> method, CallOptions callOptions) { return interceptorChannel.newCall(method, callOptions); }
ManagedChannelImpl extends ManagedChannel implements
    InternalInstrumented<ChannelStats> { @Override public <ReqT, RespT> ClientCall<ReqT, RespT> newCall(MethodDescriptor<ReqT, RespT> method, CallOptions callOptions) { return interceptorChannel.newCall(method, callOptions); } }
ManagedChannelImpl extends ManagedChannel implements
    InternalInstrumented<ChannelStats> { @Override public <ReqT, RespT> ClientCall<ReqT, RespT> newCall(MethodDescriptor<ReqT, RespT> method, CallOptions callOptions) { return interceptorChannel.newCall(method, callOptions); } ManagedChannelImpl(
      AbstractManagedChannelImplBuilder<?> builder,
      ClientTransportFactory clientTransportFactory,
      BackoffPolicy.Provider backoffPolicyProvider,
      ObjectPool<? extends Executor> balancerRpcExecutorPool,
      Supplier<Stopwatch> stopwatchSupplier,
      List<ClientInterceptor> interceptors,
      final TimeProvider timeProvider); }
ManagedChannelImpl extends ManagedChannel implements
    InternalInstrumented<ChannelStats> { @Override public <ReqT, RespT> ClientCall<ReqT, RespT> newCall(MethodDescriptor<ReqT, RespT> method, CallOptions callOptions) { return interceptorChannel.newCall(method, callOptions); } ManagedChannelImpl(
      AbstractManagedChannelImplBuilder<?> builder,
      ClientTransportFactory clientTransportFactory,
      BackoffPolicy.Provider backoffPolicyProvider,
      ObjectPool<? extends Executor> balancerRpcExecutorPool,
      Supplier<Stopwatch> stopwatchSupplier,
      List<ClientInterceptor> interceptors,
      final TimeProvider timeProvider); @Override ListenableFuture<ChannelStats> getStats(); @Override InternalLogId getLogId(); @Override ManagedChannelImpl shutdown(); @Override ManagedChannelImpl shutdownNow(); @Override boolean isShutdown(); @Override boolean awaitTermination(long timeout, TimeUnit unit); @Override boolean isTerminated(); @Override ClientCall<ReqT, RespT> newCall(MethodDescriptor<ReqT, RespT> method,
      CallOptions callOptions); @Override String authority(); @Override ConnectivityState getState(boolean requestConnection); @Override void notifyWhenStateChanged(final ConnectivityState source, final Runnable callback); @Override void resetConnectBackoff(); @Override void enterIdle(); @Override String toString(); @Override Map<String, String> getLoadBalanceModeMap(); @Override void setLoadBalanceModeMap(Map<String, String> map); @Override NameResolver getNameResolver(); @Override LoadBalancer getLoadBalancer(); }
ManagedChannelImpl extends ManagedChannel implements
    InternalInstrumented<ChannelStats> { @Override public <ReqT, RespT> ClientCall<ReqT, RespT> newCall(MethodDescriptor<ReqT, RespT> method, CallOptions callOptions) { return interceptorChannel.newCall(method, callOptions); } ManagedChannelImpl(
      AbstractManagedChannelImplBuilder<?> builder,
      ClientTransportFactory clientTransportFactory,
      BackoffPolicy.Provider backoffPolicyProvider,
      ObjectPool<? extends Executor> balancerRpcExecutorPool,
      Supplier<Stopwatch> stopwatchSupplier,
      List<ClientInterceptor> interceptors,
      final TimeProvider timeProvider); @Override ListenableFuture<ChannelStats> getStats(); @Override InternalLogId getLogId(); @Override ManagedChannelImpl shutdown(); @Override ManagedChannelImpl shutdownNow(); @Override boolean isShutdown(); @Override boolean awaitTermination(long timeout, TimeUnit unit); @Override boolean isTerminated(); @Override ClientCall<ReqT, RespT> newCall(MethodDescriptor<ReqT, RespT> method,
      CallOptions callOptions); @Override String authority(); @Override ConnectivityState getState(boolean requestConnection); @Override void notifyWhenStateChanged(final ConnectivityState source, final Runnable callback); @Override void resetConnectBackoff(); @Override void enterIdle(); @Override String toString(); @Override Map<String, String> getLoadBalanceModeMap(); @Override void setLoadBalanceModeMap(Map<String, String> map); @Override NameResolver getNameResolver(); @Override LoadBalancer getLoadBalancer();  }