Java tutorial
/* * Copyright 2014-present the original author or authors. * * Licensed 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 org.spring.data.gemfire.app.service; import javax.annotation.PostConstruct; import org.spring.data.gemfire.app.dao.GemfireRegionCustomerDao; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; import org.springframework.util.Assert; /** * The CustomerService class is a Service bean for maintaining business logic and rules around Customers. * * @author John Blum * @see GemfireRegionCustomerDao * @see org.springframework.stereotype.Service * @since 1.0.0 */ @Service @SuppressWarnings("unused") public class CustomerService { @Autowired private GemfireRegionCustomerDao customerDao; protected GemfireRegionCustomerDao getCustomerDao() { Assert.state(customerDao != null, "A reference to the GemfireRegionCustomerDao was not properly configured!"); return customerDao; } @PostConstruct public void init() { getCustomerDao(); System.out.printf("%1$s initialized!%n", this); } // TODO implement service methods here... @Override public String toString() { return getClass().getSimpleName(); } }