added iOS source code

[wl-app.git] / iOS / Pods / Realm / include / RLMSchema.h

diff --git a/iOS/Pods/Realm/include/RLMSchema.h b/iOS/Pods/Realm/include/RLMSchema.h
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+////////////////////////////////////////////////////////////////////////////
+//
+// Copyright 2014 Realm Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+////////////////////////////////////////////////////////////////////////////
+
+#import <Foundation/Foundation.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@class RLMObjectSchema;
+
+/**
+ `RLMSchema` instances represent collections of model object schemas managed by a Realm.
+
+ When using Realm, `RLMSchema` instances allow performing migrations and
+ introspecting the database's schema.
+
+ Schemas map to collections of tables in the core database.
+ */
+@interface RLMSchema : NSObject<NSCopying>
+
+#pragma mark - Properties
+
+/**
+ An `NSArray` containing `RLMObjectSchema`s for all object types in the Realm.
+
+ This property is intended to be used during migrations for dynamic introspection.
+
+ @see `RLMObjectSchema`
+ */
+@property (nonatomic, readonly, copy) NSArray<RLMObjectSchema *> *objectSchema;
+
+#pragma mark - Methods
+
+/**
+ Returns an `RLMObjectSchema` for the given class name in the schema.
+
+ @param className   The object class name.
+ @return            An `RLMObjectSchema` for the given class in the schema.
+
+ @see               `RLMObjectSchema`
+ */
+- (nullable RLMObjectSchema *)schemaForClassName:(NSString *)className;
+
+/**
+ Looks up and returns an `RLMObjectSchema` for the given class name in the Realm.
+
+ If there is no object of type `className` in the schema, an exception will be thrown.
+
+ @param className   The object class name.
+ @return            An `RLMObjectSchema` for the given class in this Realm.
+
+ @see               `RLMObjectSchema`
+ */
+- (RLMObjectSchema *)objectForKeyedSubscript:(NSString *)className;
+
+/**
+ Returns whether two `RLMSchema` instances are equivalent.
+ */
+- (BOOL)isEqualToSchema:(RLMSchema *)schema;
+
+@end
+
+NS_ASSUME_NONNULL_END