Initial checkin of gRPC to third_party/

third_party/grpc/include/grpc++/impl/codegen/status.h

 /*
- * Copyright (C) 2010 Google Inc. All rights reserved.
+ *
+ * Copyright 2016, Google Inc.
+ * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
  * copyright notice, this list of conditions and the following disclaimer
  * in the documentation and/or other materials provided with the
  * distribution.
  *     * Neither the name of Google Inc. nor the names of its
  * contributors may be used to endorse or promote products derived from
  * this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
  */
 
-#ifndef BaseButtonInputType_h
-#define BaseButtonInputType_h
+#ifndef GRPCXX_IMPL_CODEGEN_STATUS_H
+#define GRPCXX_IMPL_CODEGEN_STATUS_H
 
-#include "core/html/forms/InputType.h"
-#include "core/html/forms/KeyboardClickableInputTypeView.h"
+#include <grpc++/impl/codegen/config.h>
+#include <grpc++/impl/codegen/status_code_enum.h>
 
-namespace blink {
+namespace grpc {
 
-// Base of button, image, reset, and submit types.
-class BaseButtonInputType : public InputType, public KeyboardClickableInputTypeView {
-    USING_GARBAGE_COLLECTED_MIXIN(BaseButtonInputType);
-public:
-    DECLARE_VIRTUAL_TRACE();
-    using InputType::element;
+/// Did it work? If it didn't, why?
+///
+/// See \a grpc::StatusCode for details on the available code and their meaning.
+class Status {
+ public:
+  /// Construct an OK instance.
+  Status() : code_(StatusCode::OK) {}
 
-protected:
-    explicit BaseButtonInputType(HTMLInputElement&);
-    void valueAttributeChanged() override;
-    void createShadowSubtree() override;
+  /// Construct an instance with associated \a code and \a details (also
+  // referred to as "error_message").
+  Status(StatusCode code, const grpc::string& details)
+      : code_(code), details_(details) {}
 
-private:
-    InputTypeView* createView() override;
-    bool shouldSaveAndRestoreFormControlState() const override;
-    void appendToFormData(FormData&) const override;
-    LayoutObject* createLayoutObject(const ComputedStyle&) const override;
-    bool storesValueSeparateFromAttribute() override;
-    void setValue(const String&, bool, TextFieldEventBehavior) override;
-    bool matchesDefaultPseudoClass() override;
+  // Pre-defined special status objects.
+  /// An OK pre-defined instance.
+  static const Status& OK;
+  /// A CANCELLED pre-defined instance.
+  static const Status& CANCELLED;
 
-    String displayValue() const;
+  /// Return the instance's error code.
+  StatusCode error_code() const { return code_; }
+  /// Return the instance's error message.
+  grpc::string error_message() const { return details_; }
+
+  /// Is the status OK?
+  bool ok() const { return code_ == StatusCode::OK; }
+
+ private:
+  StatusCode code_;
+  grpc::string details_;
 };
 
-} // namespace blink
+}  // namespace grpc
 
-#endif // BaseButtonInputType_h
+#endif  // GRPCXX_IMPL_CODEGEN_STATUS_H