RpcController.java

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// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc.  All rights reserved.
// https://developers.google.com/protocol-buffers/
//
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//
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package com.google.protobuf;
 
public interface RpcController {
  // -----------------------------------------------------------------
  // These calls may be made from the client side only.  Their results
  // are undefined on the server side (may throw RuntimeExceptions).
 
  void reset();
 
  boolean failed();
 
  String errorText();
 
  void startCancel();
 
  // -----------------------------------------------------------------
  // These calls may be made from the server side only.  Their results
  // are undefined on the client side (may throw RuntimeExceptions).
 
  void setFailed(String reason);
 
  boolean isCanceled();
 
  void notifyOnCancel(RpcCallback<Object> callback);
}