content: /*
   * 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 sample.camel;
  
  import org.springframework.stereotype.Service;
  
  import java.util.Map;
  import java.util.concurrent.ConcurrentHashMap;
  
  import sample.camel.service.Contact;
  import sample.camel.service.ContactService;
  import sample.camel.service.GetContactsResponse;
  import sample.camel.service.NoSuchContactException;
  
  @Service("inMemoryContactService")
  public class ContactServiceInMemoryImpl implements ContactService {
  
  	private Map<String, Contact> contacts = new ConcurrentHashMap<>();
  
  	@Override
  	public void addContact(Contact contact) {
  		contacts.put(contact.getName(), contact);
  	}
  
  	@Override
  	public Contact getContact(String name) throws NoSuchContactException {
  		if (!contacts.containsKey(name)) {
  			throw new NoSuchContactException(name);
  		}
  
  		return contacts.get(name);
  	}
  
  	@Override
  	public GetContactsResponse getContacts() {
  		GetContactsResponse result = new GetContactsResponse();
  		result.setContacts(contacts.values());
  
  		return result;
  	}
  
  	@Override
  	public void updateContact(String name, Contact contact) throws NoSuchContactException {
  		if (!contacts.containsKey(name)) {
  			throw new NoSuchContactException(name);
  		}
  		if (!contacts.get(name).equals(contact.getName())) {
  			contacts.remove(name);
  		}
  		contacts.put(contact.getName(), contact);
  	}
  
  	@Override
  	public void removeContact(String name) throws NoSuchContactException {
  		if (!contacts.containsKey(name)) {
  			throw new NoSuchContactException(name);
  		}
  		contacts.remove(name);
  	}
  }
  