/*
 * 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 "TSharedProcessorFactory.h"


@interface TSharedProcessorFactory ()

@property(strong, nonatomic) id<TProcessor> sharedProcessor;

@end


@implementation TSharedProcessorFactory


-(id) initWithSharedProcessor:(id<TProcessor>)sharedProcessor
{
  self = [super init];
  if (self) {
    _sharedProcessor = sharedProcessor;
  }

  return self;
}

-(id<TProcessor>) processorForTransport:(id<TTransport>)transport
{
  return _sharedProcessor;
}

@end
