THRIFT-1221. cpp: Remove SimpleCallback.h

This file was unused.

Patch: Diwaker Gupta

git-svn-id: https://svn.apache.org/repos/asf/thrift/trunk@1140746 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/cpp/Makefile.am b/lib/cpp/Makefile.am
index b085ac4..253b68e 100644
--- a/lib/cpp/Makefile.am
+++ b/lib/cpp/Makefile.am
@@ -163,8 +163,7 @@
                      src/async/TAsyncBufferProcessor.h \
                      src/async/TAsyncProtocolProcessor.h \
                      src/async/TEvhttpClientChannel.h \
-                     src/async/TEvhttpServer.h \
-                     src/async/SimpleCallback.h
+                     src/async/TEvhttpServer.h
 
 
 noinst_PROGRAMS = concurrency_test
diff --git a/lib/cpp/src/async/SimpleCallback.h b/lib/cpp/src/async/SimpleCallback.h
deleted file mode 100644
index 4218328..0000000
--- a/lib/cpp/src/async/SimpleCallback.h
+++ /dev/null
@@ -1,98 +0,0 @@
-#ifndef _THRIFT_ASYNC_SIMPLECALLBACK_H_
-#define _THRIFT_ASYNC_SIMPLECALLBACK_H_ 1
-
-#include <Thrift.h>
-namespace apache { namespace thrift {
-
-/**
- * A template class for forming simple method callbacks with either an empty
- * argument list or one argument of known type.
- *
- * For more efficiency where tr1::function is overkill.
- */
-
-template<typename C,              ///< class whose method we wish to wrap
-         typename A = void,       ///< type of argument
-         typename R = void>       ///< type of return value
-class SimpleCallback {
-  typedef R (C::*cfptr_t)(A);     ///< pointer-to-member-function type
-  cfptr_t fptr_;                  ///< the embedded function pointer
-  C* obj_;                        ///< object whose function we're wrapping
- public:
-  /**
-   * Constructor for empty callback object.
-   */
-  SimpleCallback() :
-    fptr_(NULL), obj_(NULL) {}
-  /**
-   * Construct callback wrapper for member function.
-   *
-   * @param fptr pointer-to-member-function
-   * @param "this" for object associated with callback
-   */
-  SimpleCallback(cfptr_t fptr, const C* obj) :
-    fptr_(fptr), obj_(const_cast<C*>(obj))
-  {}
-
-  /**
-   * Make a call to the member function we've wrapped.
-   *
-   * @param i argument for the wrapped member function
-   * @return value from that function
-   */
-  R operator()(A i) const {
-    (obj_->*fptr_)(i);
-  }
-
-  operator bool() const {
-    return obj_ != NULL && fptr_ != NULL;
-  }
-
-  ~SimpleCallback() {}
-};
-
-/**
- * Specialization of SimpleCallback for empty argument list.
- */
-template<typename C,              ///< class whose method we wish to wrap
-         typename R>              ///< type of return value
-class SimpleCallback<C, void, R> {
-  typedef R (C::*cfptr_t)();      ///< pointer-to-member-function type
-  cfptr_t fptr_;                  ///< the embedded function pointer
-  C* obj_;                        ///< object whose function we're wrapping
- public:
-  /**
-   * Constructor for empty callback object.
-   */
-  SimpleCallback() :
-    fptr_(NULL), obj_(NULL) {}
-
-  /**
-   * Construct callback wrapper for member function.
-   *
-   * @param fptr pointer-to-member-function
-   * @param obj "this" for object associated with callback
-   */
-  SimpleCallback(cfptr_t fptr, const C* obj) :
-    fptr_(fptr), obj_(const_cast<C*>(obj))
-  {}
-
-  /**
-   * Make a call to the member function we've wrapped.
-   *
-   * @return value from that function
-   */
-  R operator()() const {
-    (obj_->*fptr_)();
-  }
-
-  operator bool() const {
-    return obj_ != NULL && fptr_ != NULL;
-  }
-
-  ~SimpleCallback() {}
-};
-
-}} // apache::thrift
-
-#endif /* !_THRIFT_ASYNC_SIMPLECALLBACK_H_ */