225 lines
7.8 KiB
Objective-C
225 lines
7.8 KiB
Objective-C
// Protocol Buffers - Google's data interchange format
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// Copyright 2015 Google Inc. All rights reserved.
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//
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file or at
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// https://developers.google.com/open-source/licenses/bsd
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#import <Foundation/Foundation.h>
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#import "GPBAny.pbobjc.h"
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#import "GPBDuration.pbobjc.h"
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#import "GPBTimestamp.pbobjc.h"
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NS_ASSUME_NONNULL_BEGIN
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#pragma mark - Errors
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/** NSError domain used for errors. */
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extern NSString *const GPBWellKnownTypesErrorDomain;
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/** Error code for NSError with GPBWellKnownTypesErrorDomain. */
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typedef NS_ENUM(NSInteger, GPBWellKnownTypesErrorCode) {
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/** The type_url could not be computed for the requested GPBMessage class. */
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GPBWellKnownTypesErrorCodeFailedToComputeTypeURL = -100,
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/** type_url in a Any doesn’t match that of the requested GPBMessage class. */
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GPBWellKnownTypesErrorCodeTypeURLMismatch = -101,
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};
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#pragma mark - GPBTimestamp
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/**
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* Category for GPBTimestamp to work with standard Foundation time/date types.
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**/
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@interface GPBTimestamp (GBPWellKnownTypes)
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/** The NSDate representation of this GPBTimestamp. */
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@property(nonatomic, readwrite, strong) NSDate *date;
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/**
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* The NSTimeInterval representation of this GPBTimestamp.
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*
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* @note: Not all second/nanos combinations can be represented in a
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* NSTimeInterval, so getting this could be a lossy transform.
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**/
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@property(nonatomic, readwrite) NSTimeInterval timeIntervalSince1970;
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/**
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* Initializes a GPBTimestamp with the given NSDate.
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*
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* @param date The date to configure the GPBTimestamp with.
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*
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* @return A newly initialized GPBTimestamp.
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**/
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- (instancetype)initWithDate:(NSDate *)date;
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/**
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* Initializes a GPBTimestamp with the given NSTimeInterval.
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*
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* @param timeIntervalSince1970 Time interval to configure the GPBTimestamp with.
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*
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* @return A newly initialized GPBTimestamp.
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**/
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- (instancetype)initWithTimeIntervalSince1970:(NSTimeInterval)timeIntervalSince1970;
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@end
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#pragma mark - GPBDuration
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/**
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* Category for GPBDuration to work with standard Foundation time type.
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**/
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@interface GPBDuration (GBPWellKnownTypes)
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/**
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* The NSTimeInterval representation of this GPBDuration.
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*
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* @note: Not all second/nanos combinations can be represented in a
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* NSTimeInterval, so getting this could be a lossy transform.
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**/
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@property(nonatomic, readwrite) NSTimeInterval timeInterval;
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/**
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* Initializes a GPBDuration with the given NSTimeInterval.
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*
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* @param timeInterval Time interval to configure the GPBDuration with.
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*
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* @return A newly initialized GPBDuration.
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**/
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- (instancetype)initWithTimeInterval:(NSTimeInterval)timeInterval;
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// These next two methods are deprecated because GBPDuration has no need of a
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// "base" time. The older methods were about symmetry with GBPTimestamp, but
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// the unix epoch usage is too confusing.
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/** Deprecated, use timeInterval instead. */
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@property(nonatomic, readwrite) NSTimeInterval timeIntervalSince1970
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__attribute__((deprecated("Use timeInterval")));
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/** Deprecated, use initWithTimeInterval: instead. */
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- (instancetype)initWithTimeIntervalSince1970:(NSTimeInterval)timeIntervalSince1970
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__attribute__((deprecated("Use initWithTimeInterval:")));
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@end
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#pragma mark - GPBAny
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/**
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* Category for GPBAny to help work with the message within the object.
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**/
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@interface GPBAny (GBPWellKnownTypes)
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/**
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* Convenience method to create a GPBAny containing the serialized message.
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* This uses type.googleapis.com/ as the type_url's prefix.
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*
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* @param message The message to be packed into the GPBAny.
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* @param errorPtr Pointer to an error that will be populated if something goes
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* wrong.
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*
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* @return A newly configured GPBAny with the given message, or nil on failure.
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*/
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+ (nullable instancetype)anyWithMessage:(nonnull GPBMessage *)message error:(NSError **)errorPtr;
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/**
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* Convenience method to create a GPBAny containing the serialized message.
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*
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* @param message The message to be packed into the GPBAny.
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* @param typeURLPrefix The URL prefix to apply for type_url.
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* @param errorPtr Pointer to an error that will be populated if something
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* goes wrong.
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*
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* @return A newly configured GPBAny with the given message, or nil on failure.
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*/
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+ (nullable instancetype)anyWithMessage:(nonnull GPBMessage *)message
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typeURLPrefix:(nonnull NSString *)typeURLPrefix
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error:(NSError **)errorPtr;
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/**
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* Initializes a GPBAny to contain the serialized message. This uses
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* type.googleapis.com/ as the type_url's prefix.
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*
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* @param message The message to be packed into the GPBAny.
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* @param errorPtr Pointer to an error that will be populated if something goes
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* wrong.
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*
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* @return A newly configured GPBAny with the given message, or nil on failure.
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*/
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- (nullable instancetype)initWithMessage:(nonnull GPBMessage *)message error:(NSError **)errorPtr;
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/**
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* Initializes a GPBAny to contain the serialized message.
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*
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* @param message The message to be packed into the GPBAny.
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* @param typeURLPrefix The URL prefix to apply for type_url.
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* @param errorPtr Pointer to an error that will be populated if something
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* goes wrong.
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*
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* @return A newly configured GPBAny with the given message, or nil on failure.
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*/
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- (nullable instancetype)initWithMessage:(nonnull GPBMessage *)message
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typeURLPrefix:(nonnull NSString *)typeURLPrefix
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error:(NSError **)errorPtr;
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/**
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* Packs the serialized message into this GPBAny. This uses
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* type.googleapis.com/ as the type_url's prefix.
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*
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* @param message The message to be packed into the GPBAny.
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* @param errorPtr Pointer to an error that will be populated if something goes
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* wrong.
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*
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* @return Whether the packing was successful or not.
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*/
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- (BOOL)packWithMessage:(nonnull GPBMessage *)message error:(NSError **)errorPtr;
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/**
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* Packs the serialized message into this GPBAny.
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*
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* @param message The message to be packed into the GPBAny.
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* @param typeURLPrefix The URL prefix to apply for type_url.
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* @param errorPtr Pointer to an error that will be populated if something
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* goes wrong.
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*
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* @return Whether the packing was successful or not.
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*/
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- (BOOL)packWithMessage:(nonnull GPBMessage *)message
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typeURLPrefix:(nonnull NSString *)typeURLPrefix
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error:(NSError **)errorPtr;
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/**
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* Unpacks the serialized message as if it was an instance of the given class.
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*
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* @note When checking type_url, the base URL is not checked, only the fully
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* qualified name.
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*
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* @param messageClass The class to use to deserialize the contained message.
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* @param errorPtr Pointer to an error that will be populated if something
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* goes wrong.
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*
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* @return An instance of the given class populated with the contained data, or
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* nil on failure.
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*/
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- (nullable GPBMessage *)unpackMessageClass:(Class)messageClass error:(NSError **)errorPtr;
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/**
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* Unpacks the serialized message as if it was an instance of the given class.
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*
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* @note When checking type_url, the base URL is not checked, only the fully
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* qualified name.
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*
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* @param messageClass The class to use to deserialize the contained message.
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* @param extensionRegistry The extension registry to use to look up extensions.
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* @param errorPtr Pointer to an error that will be populated if something
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* goes wrong.
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*
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* @return An instance of the given class populated with the contained data, or
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* nil on failure.
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*/
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- (nullable GPBMessage *)unpackMessageClass:(Class)messageClass
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extensionRegistry:(nullable id<GPBExtensionRegistry>)extensionRegistry
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error:(NSError **)errorPtr;
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@end
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NS_ASSUME_NONNULL_END
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