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Lombok - @Builder.Default 设置实体类默认值


import com.chinadaas.platform.dsp.kernel.common.domain.basic.BasePage;
import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;
import lombok.experimental.SuperBuilder;
import java.util.List;

/**
* @author Lux Sun
* @date 2021/2/19
*/
@Data
@SuperBuilder
@NoArgsConstructor
@AllArgsConstructor
public class ApiPageVO extends BasePage {

private String groupId;

@Builder.Default
private String apiName = "Bob";

private String apiNo = "";

private String supplierId = "";

private Integer apiType;

private List<String> tagIdList;

public static void main(String[] args) {
ApiPageVO apiPageVO = ApiPageVO.builder().build();
System.out.println(apiPageVO.getApiName()); // Bob
}
}
  • 只需在需要的地方添加注解“@Builder.Default”即可,否则传统做法都需要用 new Object 来实现默认值生效~


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