/*
 * 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.    
 */
package policy;

import org.oasisopen.sca.annotation.Reference;
import org.oasisopen.sca.annotation.Service;

@Service(Target.class)
public class TargetClientImpl implements Target {

    @Reference
    protected Target targetService1;
    
    @Reference(required=false)
    protected Target targetService2;

    public String hello(String arg) {
        String returnString = "Target: Hello " + targetService1.hello(arg + "1");
        
        if(targetService2 != null){
            returnString += " " + targetService2.hello(arg + "2");
        }
        
        returnString +=  "!";
        
        return returnString;
    }
}