ForwardingClientCallListener

java.lang.Object
- io.grpc.ClientCall.Listener<RespT>
- - io.grpc.PartialForwardingClientCallListener<RespT>
  - - io.grpc.ForwardingClientCallListener<RespT>

Direct Known Subclasses:

ForwardingClientCallListener.SimpleForwardingClientCallListener
```
public abstract class ForwardingClientCallListener<RespT>
extends PartialForwardingClientCallListener<RespT>
```
A ClientCall.Listener which forwards all of its methods to another ClientCall.Listener.

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`static class`	`ForwardingClientCallListener.SimpleForwardingClientCallListener<RespT>`	A simplified version of `ForwardingClientCallListener` where subclasses can pass in a `ClientCall.Listener` as the delegate.

Constructor Summary

Constructors
Constructor Description

ForwardingClientCallListener()

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`protected abstract ClientCall.Listener<RespT>`	`delegate()`	Returns the delegated `ClientCall.Listener`.
`void`	`onMessage(RespT message)`	A response message has been received.

Methods inherited from class io.grpc.PartialForwardingClientCallListener
onClose, onHeaders, onReady, toString

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - ForwardingClientCallListener
```
public ForwardingClientCallListener()
```
- Method Detail
  - delegate
```
protected abstract ClientCall.Listener<RespT> delegate()
```
    Returns the delegated ClientCall.Listener.
    
    Specified by:
    
    delegate in class PartialForwardingClientCallListener<RespT>
  - onMessage
```
public void onMessage(RespT message)
```
    Description copied from class: ClientCall.Listener
    
    A response message has been received. May be called zero or more times depending on whether the call response is empty, a single message or a stream of messages.
    
    Overrides:
    
    onMessage in class ClientCall.Listener<RespT>
    
    Parameters:
    
    message - returned by the server