org.mapstruct

 

• 性能高功能齐全的java bean映射工具mapstruct, 字段名相同的对象映射到另一个对象，加了@Mapper注解后，框架编译时自动生成转换类，字段一个一个的从A set 到B上去。  
• https://www.jianshu.com/p/913e791ecbcc

 

• 示例代码

        <dependency>
            <groupId>org.mapstruct</groupId>
            <artifactId>mapstruct</artifactId>
            <version>1.4.2.Final</version>
        </dependency>
        <dependency>
            <groupId>org.mapstruct</groupId>
            <artifactId>mapstruct-processor</artifactId>
            <version>1.4.2.Final</version>
        </dependency>

import org.mapstruct.Mapper;

@Mapper
public interface EmailMapper {
    EmailCommand mapData(EmailRequest request);
}

@Getter
@Setter
public class EmailCommand {
    private String address;
}

@Getter
@Setter
public class EmailRequest {
    private String address;
}

//转换
EmailMapper mapper = Mappers.getMapper(EmailMapper.class);
EmailCommand emailCommand = mapper.mapData(emailRequest);