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Diffstat (limited to 'objectivec/GPBExtensionRegistry.h')
-rw-r--r-- | objectivec/GPBExtensionRegistry.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/objectivec/GPBExtensionRegistry.h b/objectivec/GPBExtensionRegistry.h new file mode 100644 index 00000000..0363c70a --- /dev/null +++ b/objectivec/GPBExtensionRegistry.h @@ -0,0 +1,67 @@ +// 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. + +#import <Foundation/Foundation.h> + +@class GPBDescriptor; +@class GPBExtensionDescriptor; + +NS_ASSUME_NONNULL_BEGIN + +// A table of known extensions, searchable by name or field number. When +// parsing a protocol message that might have extensions, you must provide an +// ExtensionRegistry in which you have registered any extensions that you want +// to be able to parse. Otherwise, those extensions will just be treated like +// unknown fields. +// +// The *Root classes provide +extensionRegistry for the extensions defined in a +// given file *and* all files it imports. You can also create a +// GPBExtensionRegistry, and merge those registries to handle parsing extensions +// defined from non overlapping files. +// +// GPBExtensionRegistry *registry = +// [[[MyProtoFileRoot extensionRegistry] copy] autorelease]; +// [registry addExtension:[OtherMessage neededExtension]; // Not in MyProtoFile +// NSError *parseError = nil; +// MyMessage *msg = [MyMessage parseData:data +// extensionRegistry:registry +// error:&parseError]; +// +@interface GPBExtensionRegistry : NSObject<NSCopying> + +- (void)addExtension:(GPBExtensionDescriptor *)extension; +- (void)addExtensions:(GPBExtensionRegistry *)registry; + +- (nullable GPBExtensionDescriptor *)extensionForDescriptor:(GPBDescriptor *)descriptor + fieldNumber:(NSInteger)fieldNumber; + +@end + +NS_ASSUME_NONNULL_END |