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[重大更新] 增加mybatis-plus扩展工具 大幅简化整体业务代码写法 优雅舒适

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疯狂的狮子Li
2026-05-15 14:18:35 +08:00
parent 576ebd95cb
commit bf70c2c673
47 changed files with 1393 additions and 387 deletions
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ruoyi-example/ruoyi-demo/src/main/java/org/dromara/demo/controller/TestBatchController.java
+6 -5
View File
@@ -1,11 +1,10 @@
package org.dromara.demo.controller;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import org.dromara.common.core.domain.R;
import org.dromara.common.web.core.BaseController;
import org.dromara.demo.domain.TestDemo;
import org.dromara.demo.mapper.TestDemoMapper;
import lombok.RequiredArgsConstructor;
import org.dromara.demo.mapper.TestDemoMapper;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
@@ -63,7 +62,8 @@ public class TestBatchController extends BaseController {
testDemo.setOrderNum(-1);
testDemo.setTestKey("批量新增");
testDemo.setValue("测试新增");
list.add(testDemo); }
list.add(testDemo);
}
testDemoMapper.insertBatch(list);
for (int i = 0; i < list.size(); i++) {
TestDemo testDemo = list.get(i);
@@ -82,8 +82,9 @@ public class TestBatchController extends BaseController {
@DeleteMapping()
// @DS("slave")
public R<Void> remove() {
return toAjax(testDemoMapper.delete(new LambdaQueryWrapper<TestDemo>()
.eq(TestDemo::getOrderNum, -1L)));
return toAjax(testDemoMapper.lambda()
.eq(TestDemo::getOrderNum, -1L)
.deleteCount());
}
}
ruoyi-example/ruoyi-demo/src/main/java/org/dromara/demo/service/impl/TestDemoServiceImpl.java
+10 -10
View File
@@ -30,17 +30,17 @@ import java.util.Map;
@Service
public class TestDemoServiceImpl implements ITestDemoService {
private final TestDemoMapper baseMapper;
private final TestDemoMapper demoMapper;
@Override
public TestDemoVo queryById(Long id) {
return baseMapper.selectVoById(id);
return demoMapper.selectVoById(id);
}
@Override
public PageResult<TestDemoVo> queryPageList(TestDemoBo bo, PageQuery pageQuery) {
LambdaQueryWrapper<TestDemo> lqw = buildQueryWrapper(bo);
Page<TestDemoVo> result = baseMapper.selectVoPage(pageQuery.build(), lqw);
Page<TestDemoVo> result = demoMapper.selectVoPage(pageQuery.build(), lqw);
return PageResult.build(result.getRecords(), result.getTotal());
}
@@ -50,13 +50,13 @@ public class TestDemoServiceImpl implements ITestDemoService {
@Override
public PageResult<TestDemoVo> customPageList(TestDemoBo bo, PageQuery pageQuery) {
LambdaQueryWrapper<TestDemo> lqw = buildQueryWrapper(bo);
Page<TestDemoVo> result = baseMapper.customPageList(pageQuery.build(), lqw);
Page<TestDemoVo> result = demoMapper.customPageList(pageQuery.build(), lqw);
return PageResult.build(result.getRecords(), result.getTotal());
}
@Override
public List<TestDemoVo> queryList(TestDemoBo bo) {
return baseMapper.selectVoList(buildQueryWrapper(bo));
return demoMapper.selectVoList(buildQueryWrapper(bo));
}
private LambdaQueryWrapper<TestDemo> buildQueryWrapper(TestDemoBo bo) {
@@ -76,7 +76,7 @@ public class TestDemoServiceImpl implements ITestDemoService {
public Boolean insertByBo(TestDemoBo bo) {
TestDemo add = BeanUtil.toBean(bo, TestDemo.class);
validEntityBeforeSave(add);
boolean flag = baseMapper.insert(add) > 0;
boolean flag = demoMapper.insert(add) > 0;
if (flag) {
bo.setId(add.getId());
}
@@ -87,7 +87,7 @@ public class TestDemoServiceImpl implements ITestDemoService {
public Boolean updateByBo(TestDemoBo bo) {
TestDemo update = BeanUtil.toBean(bo, TestDemo.class);
validEntityBeforeSave(update);
return baseMapper.updateById(update) > 0;
return demoMapper.updateById(update) > 0;
}
/**
@@ -103,16 +103,16 @@ public class TestDemoServiceImpl implements ITestDemoService {
public Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid) {
if (isValid) {
// 做一些业务上的校验,判断是否需要校验
List<TestDemo> list = baseMapper.selectByIds(ids);
List<TestDemo> list = demoMapper.selectByIds(ids);
if (list.size() != ids.size()) {
throw new ServiceException("您没有删除权限!");
}
}
return baseMapper.deleteByIds(ids) > 0;
return demoMapper.deleteByIds(ids) > 0;
}
@Override
public Boolean saveBatch(List<TestDemo> list) {
return baseMapper.insertBatch(list);
return demoMapper.insertBatch(list);
}
}
ruoyi-example/ruoyi-demo/src/main/java/org/dromara/demo/service/impl/TestTreeServiceImpl.java
+6 -6
View File
@@ -27,18 +27,18 @@ import java.util.Map;
@Service
public class TestTreeServiceImpl implements ITestTreeService {
private final TestTreeMapper baseMapper;
private final TestTreeMapper treeMapper;
@Override
public TestTreeVo queryById(Long id) {
return baseMapper.selectVoById(id);
return treeMapper.selectVoById(id);
}
// @DS("slave") // 切换从库查询
@Override
public List<TestTreeVo> queryList(TestTreeBo bo) {
LambdaQueryWrapper<TestTree> lqw = buildQueryWrapper(bo);
return baseMapper.selectVoList(lqw);
return treeMapper.selectVoList(lqw);
}
private LambdaQueryWrapper<TestTree> buildQueryWrapper(TestTreeBo bo) {
@@ -57,7 +57,7 @@ public class TestTreeServiceImpl implements ITestTreeService {
public Boolean insertByBo(TestTreeBo bo) {
TestTree add = BeanUtil.toBean(bo, TestTree.class);
validEntityBeforeSave(add);
boolean flag = baseMapper.insert(add) > 0;
boolean flag = treeMapper.insert(add) > 0;
if (flag) {
bo.setId(add.getId());
}
@@ -68,7 +68,7 @@ public class TestTreeServiceImpl implements ITestTreeService {
public Boolean updateByBo(TestTreeBo bo) {
TestTree update = BeanUtil.toBean(bo, TestTree.class);
validEntityBeforeSave(update);
return baseMapper.updateById(update) > 0;
return treeMapper.updateById(update) > 0;
}
/**
@@ -85,6 +85,6 @@ public class TestTreeServiceImpl implements ITestTreeService {
if (isValid) {
//TODO 做一些业务上的校验,判断是否需要校验
}
return baseMapper.deleteByIds(ids) > 0;
return treeMapper.deleteByIds(ids) > 0;
}
}