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Diffstat (limited to 'src/google/protobuf/util/internal/error_listener.h')
-rw-r--r-- | src/google/protobuf/util/internal/error_listener.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/src/google/protobuf/util/internal/error_listener.h b/src/google/protobuf/util/internal/error_listener.h new file mode 100644 index 00000000..9b907df5 --- /dev/null +++ b/src/google/protobuf/util/internal/error_listener.h @@ -0,0 +1,99 @@ +// Protocol Buffers - Google's data interchange format +// Copyright 2008 Google Inc. All rights reserved. +// https://developers.google.com/protocol-buffers/ +// +// 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 GOOGLE_PROTOBUF_UTIL_CONVERTER_ERROR_LISTENER_H__ +#define GOOGLE_PROTOBUF_UTIL_CONVERTER_ERROR_LISTENER_H__ + +#include <memory> +#ifndef _SHARED_PTR_H +#include <google/protobuf/stubs/shared_ptr.h> +#endif +#include <string> + +#include <google/protobuf/stubs/common.h> +#include <google/protobuf/util/internal/location_tracker.h> +#include <google/protobuf/stubs/stringpiece.h> + +namespace google { +namespace protobuf { +namespace util { +namespace converter { + +// Interface for error listener. +class LIBPROTOBUF_EXPORT ErrorListener { + public: + virtual ~ErrorListener() {} + + // Reports an invalid name at the given location. + virtual void InvalidName(const LocationTrackerInterface& loc, + StringPiece unknown_name, StringPiece message) = 0; + + // Reports an invalid value for a field. + virtual void InvalidValue(const LocationTrackerInterface& loc, + StringPiece type_name, StringPiece value) = 0; + + // Reports a missing required field. + virtual void MissingField(const LocationTrackerInterface& loc, + StringPiece missing_name) = 0; + + protected: + ErrorListener() {} + + private: + // Do not add any data members to this class. + GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(ErrorListener); +}; + +// An error listener that ignores all errors. +class LIBPROTOBUF_EXPORT NoopErrorListener : public ErrorListener { + public: + NoopErrorListener() {} + virtual ~NoopErrorListener() {} + + virtual void InvalidName(const LocationTrackerInterface& loc, + StringPiece unknown_name, StringPiece message) {} + + virtual void InvalidValue(const LocationTrackerInterface& loc, + StringPiece type_name, StringPiece value) {} + + virtual void MissingField(const LocationTrackerInterface& loc, + StringPiece missing_name) {} + + private: + GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(NoopErrorListener); +}; + + +} // namespace converter +} // namespace util +} // namespace protobuf + +} // namespace google +#endif // GOOGLE_PROTOBUF_UTIL_CONVERTER_ERROR_LISTENER_H__ |