对象克隆（在处理业务表时，一个表的数据全部流向另一个同规格表时使用）

package com.dbic.framework.mspps.service.proposal.business;

import java.lang.reflect.Field;

import java.util.ArrayList;

import java.util.List;

import org.springframework.stereotype.Service;

import org.springframework.util.StringUtils;

import com.dbic.framework.core.dto.quoteToPp.QuoteToProposalResDto;

import lombok.extern.slf4j.Slf4j;

/**

* Created by IntelliJ IDEA

* @author HuangFaye

* @date 2019/9/10 16:23

@Slf4j

@Service

public class BuildPpEntityTool<T> {

private static final String ENTITY_PACKAGE_NAME = "com.dbic.framework.core.entity.pps.";

/**

* @param qoObject qo表的entity对象

* @param entityName 要生成的pp的entity的名称

* @param quoteToProposalResDto edbic返回的内容对象

* @return pp的entity列表

* @throws Exception

public List<T> buildListByObj(Object qoObject,String entityName, QuoteToProposalResDto quoteToProposalResDto) throws Exception {

//qo entity的Class

Class qoClass = qoObject.getClass();

log.info(qoClass.getName());

//pp entity的Class

Class ppClass = Class.forName(ENTITY_PACKAGE_NAME+entityName);

T ppObject = (T)ppClass.newInstance();

Field ppField ;

List<T> ppList = new ArrayList<>();

Field[] fields = qoClass.getDeclaredFields();

for (Field field:fields)

{

field.setAccessible(true);

if ("quoteorderno".equals(field.getName()) || "serialVersionUID".equals(field.getName()))

{

continue;

}

//cardriver里面qo的是gender，但pp中确实sex

if("gender".equals(field.getName())){

ppField = ppClass.getDeclaredField("sex");

}

else {

ppField = ppClass.getDeclaredField(field.getName());

}

ppField.setAccessible(true);

ppField.set(ppObject,field.get(qoObject));

}

cleanList(ppList,ppObject,quoteToProposalResDto);

return ppList;

}

/**

* @param qoObjects qo表的entity对象列表

* @param entityName 要生成的pp的entity的名称

* @param quoteToProposalResDto edbic返回的内容对象

* @return pp的entity列表

* @throws Exception

public List<T> buildListByList(List<T> qoObjects ,String entityName, QuoteToProposalResDto quoteToProposalResDto) throws Exception {

List<T> ppList = new ArrayList<>();

List<T> ppList1;

for (T qoObject:qoObjects)

{

//每一个Object都要转成pp

ppList1 = buildListByObj(qoObject,entityName,quoteToProposalResDto);

ppList.addAll(ppList1);

}

return ppList;

}

/**

* qo entity有riskType的情况下，对pp entity进行拆分

* @param qoObjects qo表的entity对象列表

* @param entityName 要生成的pp的entity的名称

* @param quoteToProposalResDto edbic返回的内容对象

* @return pp的entity列表

* @throws Exception

public List<T> buildListByRiskType(List<T> qoObjects,String entityName, QuoteToProposalResDto quoteToProposalResDto) throws Exception {

List<T> ppList = new ArrayList<>();

String riskType = "";

Field riskTypeField;

for (T qoObject:qoObjects)

{

//qo entity的Class

Class qoClass = qoObject.getClass();

log.info(qoClass.getName());

//pp entity的Class

Class ppClass = Class.forName(ENTITY_PACKAGE_NAME+entityName);

T ppObject = (T)ppClass.newInstance();

Field ppField ;

Field[] fields = qoClass.getDeclaredFields();

for (Field field:fields)

{

field.setAccessible(true);

if ("quoteorderno".equals(field.getName()) || "risktype".equals(field.getName())|| "serialVersionUID".equals(field.getName()))

{

continue;

}

ppField = ppClass.getDeclaredField(field.getName());

ppField.setAccessible(true);

ppField.set(ppObject,field.get(qoObject));

}

riskTypeField = qoClass.getDeclaredField("risktype");

riskTypeField.setAccessible(true);

riskType = (String) riskTypeField.get(qoObject);

//1:商业 2：交强；3:财产险；4:意外险

switch (riskType)

{

case "1":

T ppObject1 = cloneObject(ppObject);

ppField = ppObject1.getClass().getDeclaredField("proposalno");

ppField.setAccessible(true);

ppField.set(ppObject1,quoteToProposalResDto.getProposalNoBI());

ppList.add(ppObject1);

break;

case "2":

T ppObject2 = cloneObject(ppObject);

ppField = ppObject2.getClass().getDeclaredField("proposalno");

ppField.setAccessible(true);

ppField.set(ppObject2,quoteToProposalResDto.getProposalNoCI());

ppList.add(ppObject2);

break;

case "3":

T ppObject3 = cloneObject(ppObject);

ppField = ppObject3.getClass().getDeclaredField("proposalno");

ppField.setAccessible(true);

ppField.set(ppObject3,quoteToProposalResDto.getProposalNoProperty());

ppList.add(ppObject3);

break;

case "4":

T ppObject4 = cloneObject(ppObject);

ppField = ppObject4.getClass().getDeclaredField("proposalno");

ppField.setAccessible(true);

ppField.set(ppObject4,quoteToProposalResDto.getPolicyNoHealth());

ppList.add(ppObject4);

break;

}

return ppList;

}

/**

* 克隆对象

* @param object 被克隆的对象

* @return 克隆结果

* @throws Exception

private T cloneObject(T object) throws Exception {

//克隆出的目标对象

Class tClass = object.getClass();

T tObject = (T)tClass.newInstance();

//被克隆对象的Class

Class sClass = object.getClass();

Field[] fields = sClass.getDeclaredFields();

Field tField ;

for (Field field:fields)

{

field.setAccessible(true);

if ("serialVersionUID".equals(field.getName()))

{

continue;

}

tField = tClass.getDeclaredField(field.getName());

tField.setAccessible(true);

tField.set(tObject,field.get(object));

}

return tObject;

}

/**

* @param ppList 存放整理完成的对象

* @param ppObject 产生List数据的源对象

* @param quoteToProposalResDto 决定List长度的对象

private void cleanList(List<T> ppList,T ppObject,QuoteToProposalResDto quoteToProposalResDto) throws Exception {

Field fieldTmp ;

if (!StringUtils.isEmpty(quoteToProposalResDto.getProposalNoBI()))

{

//克隆出刚刚赋值过的对象

T ppObject1 = cloneObject(ppObject);

//设置proprosalno值

fieldTmp = ppObject1.getClass().getDeclaredField("proposalno");

fieldTmp.setAccessible(true);

fieldTmp.set(ppObject1,quoteToProposalResDto.getProposalNoBI());

ppList.add(ppObject1);

}

if (!StringUtils.isEmpty(quoteToProposalResDto.getProposalNoCI()))

{

//克隆出刚刚赋值过的对象

T ppObject1 = cloneObject(ppObject);

//设置proprosalno值

fieldTmp = ppObject1.getClass().getDeclaredField("proposalno");

fieldTmp.setAccessible(true);

fieldTmp.set(ppObject1,quoteToProposalResDto.getProposalNoCI());

ppList.add(ppObject1);

}

if (!StringUtils.isEmpty(quoteToProposalResDto.getProposalNoHealth()))

{

//克隆出刚刚赋值过的对象

T ppObject1 = cloneObject(ppObject);

//设置proprosalno值

fieldTmp = ppObject1.getClass().getDeclaredField("proposalno");

fieldTmp.setAccessible(true);

fieldTmp.set(ppObject1,quoteToProposalResDto.getProposalNoHealth());

ppList.add(ppObject1);

}

if (!StringUtils.isEmpty(quoteToProposalResDto.getProposalNoProperty()))

{

//克隆出刚刚赋值过的对象

T ppObject1 = cloneObject(ppObject);

//设置proprosalno值

fieldTmp = ppObject1.getClass().getDeclaredField("proposalno");

fieldTmp.setAccessible(true);

fieldTmp.set(ppObject1,quoteToProposalResDto.getProposalNoProperty());

ppList.add(ppObject1);

}