diff --git a/lib/swift/Sources/TWrappedProtocol.swift b/lib/swift/Sources/TWrappedProtocol.swift
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+++ b/lib/swift/Sources/TWrappedProtocol.swift
@@ -0,0 +1,208 @@
+/*
+* 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 // For (NS)Data
+
+
+/// Generic protocol, implementes TProtocol and wraps a concrete protocol.
+/// Useful for generically subclassing protocols to override specific methods 
+/// (i.e. TMultiplexedProtocol)
+open class TWrappedProtocol<Protocol: TProtocol> : TProtocol {
+  var concreteProtocol: Protocol
+  
+  public var transport: TTransport {
+    get {
+      return concreteProtocol.transport
+    }
+    set {
+      concreteProtocol.transport = newValue
+    }
+  }
+
+  public required init(on transport: TTransport) {
+    self.concreteProtocol = Protocol(on: transport)
+  }
+  
+  // Read methods
+  
+  public func readMessageBegin() throws -> (String, TMessageType, Int32) {
+    return try concreteProtocol.readMessageBegin()
+  }
+  
+  public func readMessageEnd() throws {
+    try concreteProtocol.readMessageEnd()
+  }
+  
+  public func readStructBegin() throws -> String {
+    return try concreteProtocol.readStructBegin()
+  }
+  
+  public func readStructEnd() throws {
+    try concreteProtocol.readStructEnd()
+  }
+  
+  public func readFieldBegin() throws -> (String, TType, Int32) {
+    return try concreteProtocol.readFieldBegin()
+  }
+  
+  public func readFieldEnd() throws {
+    try concreteProtocol.readFieldEnd()
+  }
+  
+  public func readMapBegin() throws -> (TType, TType, Int32) {
+    return try concreteProtocol.readMapBegin()
+  }
+  
+  public func readMapEnd() throws {
+    try concreteProtocol.readMapEnd()
+  }
+  
+  public func readSetBegin() throws -> (TType, Int32) {
+    return try concreteProtocol.readSetBegin()
+  }
+  
+  public func readSetEnd() throws {
+    try concreteProtocol.readSetEnd()
+  }
+  
+  public func readListBegin() throws -> (TType, Int32) {
+    return try concreteProtocol.readListBegin()
+  }
+  
+  public func readListEnd() throws {
+    try concreteProtocol.readListEnd()
+  }
+  
+  public func read() throws -> String {
+    return try concreteProtocol.read()
+  }
+  
+  public func read() throws -> Bool {
+    return try concreteProtocol.read()
+  }
+  
+  public func read() throws -> UInt8 {
+    return try concreteProtocol.read()
+  }
+  
+  public func read() throws -> Int16 {
+    return try concreteProtocol.read()
+  }
+  
+  public func read() throws -> Int32 {
+    return try concreteProtocol.read()
+  }
+  
+  public func read() throws -> Int64 {
+    return try concreteProtocol.read()
+  }
+  
+  public func read() throws -> Double {
+    return try concreteProtocol.read()
+  }
+  
+  public func read() throws -> Data {
+    return try concreteProtocol.read()
+  }
+  
+  // Write methods
+  
+  public func writeMessageBegin(name: String, type messageType: TMessageType, sequenceID: Int32) throws {
+    return try concreteProtocol.writeMessageBegin(name: name, type: messageType, sequenceID: sequenceID)
+  }
+  
+  public func writeMessageEnd() throws {
+    try concreteProtocol.writeMessageEnd()
+  }
+  
+  public func writeStructBegin(name: String) throws {
+    try concreteProtocol.writeStructBegin(name: name)
+  }
+  
+  public func writeStructEnd() throws {
+    try concreteProtocol.writeStructEnd()
+  }
+  
+  public func writeFieldBegin(name: String, type fieldType: TType, fieldID: Int32) throws {
+    try concreteProtocol.writeFieldBegin(name: name, type: fieldType, fieldID: fieldID)
+  }
+  
+  public func writeFieldStop() throws {
+    try concreteProtocol.writeFieldStop()
+  }
+  
+  public func writeFieldEnd() throws {
+    try concreteProtocol.writeFieldEnd()
+  }
+  
+  public func writeMapBegin(keyType: TType, valueType: TType, size: Int32) throws {
+    try concreteProtocol.writeMapBegin(keyType: keyType, valueType: valueType, size: size)
+  }
+  
+  public func writeMapEnd() throws {
+    try concreteProtocol.writeMapEnd()
+  }
+  
+  public func writeSetBegin(elementType: TType, size: Int32) throws {
+    try concreteProtocol.writeSetBegin(elementType: elementType, size: size)
+  }
+  
+  public func writeSetEnd() throws {
+    try concreteProtocol.writeSetEnd()
+  }
+  
+  public func writeListBegin(elementType: TType, size: Int32) throws {
+    try concreteProtocol.writeListBegin(elementType: elementType, size: size)
+  }
+  
+  public func writeListEnd() throws {
+    try concreteProtocol.writeListEnd()
+  }
+  public func write(_ value: String) throws {
+    try concreteProtocol.write(value)
+  }
+  
+  public func write(_ value: Bool) throws {
+    try concreteProtocol.write(value)
+  }
+  
+  public func write(_ value: UInt8) throws {
+    try concreteProtocol.write(value)
+  }
+
+  public func write(_ value: Int16) throws {
+    try concreteProtocol.write(value)
+  }
+  
+  public func write(_ value: Int32) throws {
+    try concreteProtocol.write(value)
+  }
+  
+  public func write(_ value: Int64) throws {
+    try concreteProtocol.write(value)
+  }
+  
+  public func write(_ value: Double) throws {
+    try concreteProtocol.write(value)
+  }
+
+  public func write(_ data: Data) throws {
+    try concreteProtocol.write(data)
+  }
+}