Java-Class-@I:org.springframework.stereotype.Service
ylbtech-Java-Class-@I:org.springframework.stereotype.Service |
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package com.ylbtech.edu.student.service; import java.util.List;
import java.util.Map; import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.ylbtech.edu.student.mapper.StudentMapper;
import com.ylbtech.edu.student.domain.Student;
import com.ylbtech.edu.student.service.IStudentService;/**
* 学生 服务层实现
*
* @author ylbtech
* @date 2019-01-23
*/
@Service
public class StudentServiceImpl implements IStudentService
{
@Autowired
private StudentMapper studentMapper; /**
* 查询学生信息
*
* @param studentID 学生ID
* @return 学生信息
*/
@Override
public Student selectStudentById(String studentID)
{
return studentMapper.selectStudentById(studentID);
} }
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/*
* Copyright 2002-2017 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.springframework.stereotype; import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target; import org.springframework.core.annotation.AliasFor; /**
* Indicates that an annotated class is a "Service", originally defined by Domain-Driven
* Design (Evans, 2003) as "an operation offered as an interface that stands alone in the
* model, with no encapsulated state."
*
* <p>May also indicate that a class is a "Business Service Facade" (in the Core J2EE
* patterns sense), or something similar. This annotation is a general-purpose stereotype
* and individual teams may narrow their semantics and use as appropriate.
*
* <p>This annotation serves as a specialization of {@link Component @Component},
* allowing for implementation classes to be autodetected through classpath scanning.
*
* @author Juergen Hoeller
* @since 2.5
* @see Component
* @see Repository
*/
@Target({ElementType.TYPE})
@Retention(RetentionPolicy.RUNTIME)
@Documented
@Component
public @interface Service { /**
* The value may indicate a suggestion for a logical component name,
* to be turned into a Spring bean in case of an autodetected component.
* @return the suggested component name, if any (or empty String otherwise)
*/
@AliasFor(annotation = Component.class)
String value() default ""; }
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作者:ylbtech 出处:http://ylbtech.cnblogs.com/ 本文版权归作者和博客园共有,欢迎转载,但未经作者同意必须保留此段声明,且在文章页面明显位置给出原文连接,否则保留追究法律责任的权利。 |
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