THRIFT-2144 Client-side support for Multiplexing Services on any Tran…

…sport and Protocol

Client: Cocoa
Patch: David Robakowski

This closes apache#151
This closes apache#150

lib/cocoa/src/protocol/TMultiplexedProtocol.h

@@ -0,0 +1,33 @@
+/*
+ * 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/Foundation.h>
+
+#import "TProtocolDecorator.h"
+
+FOUNDATION_EXPORT NSString *const MULTIPLEXED_SERVICE_SEPERATOR;
+
+@interface TMultiplexedProtocol : TProtocolDecorator {
+    NSString * mServiceName;
+}
+
+- (id) initWithProtocol: (id <TProtocol>) protocol
+            serviceName: (NSString *) name;
+
+@end

lib/cocoa/src/protocol/TMultiplexedProtocol.m

@@ -0,0 +1,67 @@
+/*
+ * 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 "TMultiplexedProtocol.h"
+
+#import "TProtocol.h"
+#import "TObjective-C.h"
+
+NSString *const MULTIPLEXED_SERVICE_SEPERATOR = @":";
+
+@implementation TMultiplexedProtocol
+
+- (id) initWithProtocol: (id <TProtocol>) protocol
+            serviceName: (NSString *) name
+{
+    self = [super initWithProtocol:protocol];
+
+    if (self) {
+        mServiceName = [name retain_stub];
+    }
+    return self;
+}
+
+- (void) writeMessageBeginWithName: (NSString *) name
+                              type: (int) messageType
+                        sequenceID: (int) sequenceID
+{
+    switch (messageType) {
+        case TMessageType_CALL:
+        case TMessageType_ONEWAY:
+            {
+                NSMutableString * serviceFunction = [[NSMutableString alloc] initWithString:mServiceName];
+                [serviceFunction appendString:MULTIPLEXED_SERVICE_SEPERATOR];
+                [serviceFunction appendString:name];
+                [super writeMessageBeginWithName:serviceFunction type:messageType sequenceID:sequenceID];
+                [serviceFunction release_stub];
+            }
+            break;
+        default:
+            [super writeMessageBeginWithName:name type:messageType sequenceID:sequenceID];
+            break;
+    }
+}
+
+- (void) dealloc
+{
+    [mServiceName release_stub];
+    [super dealloc_stub];
+}
+
+@end

lib/cocoa/src/protocol/TProtocolDecorator.h

@@ -0,0 +1,30 @@
+/*
+ * 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/Foundation.h>
+
+#import "TProtocol.h"
+
+@interface TProtocolDecorator : NSObject <TProtocol> {
+    id<TProtocol> mConcreteProtocol;
+}
+
+- (id) initWithProtocol: (id <TProtocol>) protocol;
+
+@end