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Diffstat (limited to 'src/jaegertracing/thrift/lib/swift/Sources/TSerializable.swift')
-rw-r--r-- | src/jaegertracing/thrift/lib/swift/Sources/TSerializable.swift | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/src/jaegertracing/thrift/lib/swift/Sources/TSerializable.swift b/src/jaegertracing/thrift/lib/swift/Sources/TSerializable.swift new file mode 100644 index 000000000..b45096b69 --- /dev/null +++ b/src/jaegertracing/thrift/lib/swift/Sources/TSerializable.swift @@ -0,0 +1,136 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you 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 + + +public protocol TSerializable { + var hashValue: Int { get } + + /// TType for instance + static var thriftType: TType { get } + + /// Read TSerializable instance from Protocol + static func read(from proto: TProtocol) throws -> Self + + /// Write TSerializable instance to Protocol + func write(to proto: TProtocol) throws + +} + +extension TSerializable { + public static func write(_ value: Self, to proto: TProtocol) throws { + try value.write(to: proto) + } + + /// convenience for member access + public var thriftType: TType { return Self.thriftType } +} + +public func ==<T>(lhs: T, rhs: T) -> Bool where T : TSerializable { + return lhs.hashValue == rhs.hashValue +} + +/// Default read/write for primitave Thrift types: +/// Bool, Int8 (byte), Int16, Int32, Int64, Double, String + +extension Bool : TSerializable { + public static var thriftType: TType { return .bool } + + public static func read(from proto: TProtocol) throws -> Bool { + return try proto.read() + } + + public func write(to proto: TProtocol) throws { + try proto.write(self) + } +} + +extension Int8 : TSerializable { + public static var thriftType: TType { return .i8 } + + public static func read(from proto: TProtocol) throws -> Int8 { + return Int8(try proto.read() as UInt8) + } + + public func write(to proto: TProtocol) throws { + try proto.write(UInt8(self)) + } +} + +extension Int16 : TSerializable { + public static var thriftType: TType { return .i16 } + + public static func read(from proto: TProtocol) throws -> Int16 { + return try proto.read() + } + + public func write(to proto: TProtocol) throws { + try proto.write(self) + } +} + +extension Int32 : TSerializable { + public static var thriftType: TType { return .i32 } + + public static func read(from proto: TProtocol) throws -> Int32 { + return try proto.read() + } + + public func write(to proto: TProtocol) throws { + try proto.write(self) + } +} + + +extension Int64 : TSerializable { + public static var thriftType: TType { return .i64 } + + public static func read(from proto: TProtocol) throws -> Int64 { + return try proto.read() + } + + public func write(to proto: TProtocol) throws { + try proto.write(self) + } +} + +extension Double : TSerializable { + public static var thriftType: TType { return .double } + + public static func read(from proto: TProtocol) throws -> Double { + return try proto.read() + } + + public func write(to proto: TProtocol) throws { + try proto.write(self) + } +} + +extension String : TSerializable { + public static var thriftType: TType { return .string } + + public static func read(from proto: TProtocol) throws -> String { + return try proto.read() + } + + public func write(to proto: TProtocol) throws { + try proto.write(self) + } +} |