Files
CoreStore/HardcoreData/HardcoreData.swift
John Rommel Estropia a45c94dd52 allow nested transactions
2015-02-28 00:55:22 +09:00

121 lines
3.8 KiB
Swift

//
// HardcoreData.swift
// HardcoreData
//
// Copyright (c) 2014 John Rommel Estropia
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
//
import CoreData
import GCDKit
/**
Okay, okay. This one's shorter.
*/
public typealias HCD = HardcoreData
// MARK: - HardcoreData
/**
HardcoreData is the main entry point for all other APIs.
*/
public enum HardcoreData {
// MARK: Public
/**
The default DataStack instance to be used. If defaultStack is not set before the first time accessed, a default-configured DataStack will be created.
Changing the defaultStack is thread safe.
*/
public static var defaultStack: DataStack {
get {
self.defaultStackBarrierQueue.barrierSync {
if self.defaultStackInstance == nil {
self.defaultStackInstance = DataStack()
}
}
return self.defaultStackInstance!
}
set {
self.defaultStackBarrierQueue.barrierAsync {
self.defaultStackInstance = newValue
}
}
}
/**
The HardcoreDataLogger instance to be used. The default logger is an instance of a DefaultLogger.
*/
public static var logger: HardcoreDataLogger = DefaultLogger()
// MARK: Internal
internal static func log(level: LogLevel, message: String, fileName: StaticString = __FILE__, lineNumber: Int = __LINE__, functionName: StaticString = __FUNCTION__) {
self.logger.log(
level: level,
message: message,
fileName: fileName,
lineNumber:
lineNumber,
functionName:
functionName
)
}
internal static func handleError(error: NSError, _ message: String, fileName: StaticString = __FILE__, lineNumber: Int = __LINE__, functionName: StaticString = __FUNCTION__) {
self.logger.handleError(
error: error,
message: message,
fileName: fileName,
lineNumber: lineNumber,
functionName: functionName)
}
internal static func assert(@autoclosure condition: () -> Bool, _ message: String, fileName: StaticString = __FILE__, lineNumber: Int = __LINE__, functionName: StaticString = __FUNCTION__) {
self.logger.assert(
condition,
message: message,
fileName: fileName,
lineNumber: lineNumber,
functionName: functionName)
}
// MARK: Private
private static let defaultStackBarrierQueue = GCDQueue.createConcurrent("com.hardcoreData.defaultStackBarrierQueue")
private static var defaultStackInstance: DataStack?
}