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##导入宏定义
$!{init.vm}
$!{define.vm}
##保存文件（宏定义）
#save("/service/impl/$!{workPath}", "ServiceImpl.java")
##包路径（宏定义）
#setPackageSuffix("service.impl$!{workPackage}")
$!{autoimport.vm}
import org.apache.commons.lang3.StringUtils;
import javax.transaction.Transactional;
import $!{tableInfo.savePackageName}.entity$!{workPackage}.$!{entityType};
import javax.persistence.criteria.Predicate;
#classNotes("表服务实现类")
@Service
public class $!{serviceImplType} implements $!{serviceType} {
@Resource
private $!{repositoryType} $!{repositoryName};
/**
* 查询多条数据
*
* @param query 查询参数
* @return 实例对象
*/
@Override
public BaseResult<List<$!{voType}>> queryByCondition($!{queryType} query) {
List<$!{tableInfo.name}> items = $!{repositoryName}.findAll(getWhereClause(query));
return BaseResult.success(BaseConverter.convertAll(items, $!{voType}.class));
}
/**
* 分页查询
*
* @param query 筛选条件
* @return 查询结果
*/
@Override
public BaseResult<PageVo<$!voType>> queryByPage($!{queryType} query) {
try {
Sort sort = Sort.by("desc".equals(query.getSortOrder()) ? Sort.Direction.DESC : Sort.Direction.ASC,
query.getSortField());
Pageable pageable = PageRequest.of(query.getPageNo() - 1, (query.getPageSize()), sort);
Page<$!{tableInfo.name}> page = $!{repositoryName}.findAll(getWhereClause(query), pageable);
return BaseResult.success(BaseConverter.convertPage(page, $!{voType}.class));
} catch (Exception e) {
return new BaseResult<>("-1", "查询分页失败");
}
}
/**
* 新增数据
*
* @param dto dto对象
* @return vo $!voName
*/
@Override
public BaseResult<Object> save($!dtoType dto) {
try {
$!{tableInfo.name} entity = BaseConverter.convert(dto, $!{tableInfo.name}.class);
$!{repositoryName}.save(entity);
} catch (Exception e) {
return new BaseResult<>("-1", "保存失败");
}
return new BaseResult<>();
}
/**
* 批量新增数据
*
* @param dtos dto对象
* @return BaseResult
*/
@Override
public BaseResult<List<SingleResult>> saveBatch(List<$!dtoType> dtos) {
try {
List<$!{tableInfo.name}> entitys = BaseConverter.convertAll(dtos, $!{tableInfo.name}.class);
$!{repositoryName}.saveAll(entitys);
} catch (Exception e) {
return new BaseResult<>("-1", "保存失败");
}
return new BaseResult<>();
}
/**
* 修改数据
*
* @param dto dto对象
* @return BaseResult
*/
@Override
@Transactional
public BaseResult<Object> update($!dtoType dto) {
try {
$!{tableInfo.name} entity = BaseConverter.convert(dto, $!{tableInfo.name}.class);
$!{repositoryName}.save(entity);
} catch (Exception e) {
return new BaseResult<>("-1", "更新失败");
}
return new BaseResult<>();
}
/**
* 批量修改数据
*
* @param dtos dto对象
* @return 实例对象
*/
@Override
@Transactional
public BaseResult<List<SingleResult>> updateBatch(List<$!dtoType> dtos) {
try {
List<$!{tableInfo.name}> entitys = BaseConverter.convertAll(dtos, $!{tableInfo.name}.class);
$!{repositoryName}.saveAll(entitys);
} catch (Exception e) {
return new BaseResult<>("-1", "批量更新失败");
}
return new BaseResult<>();
}
/**
* 通过主键删除数据
*
* @param id 主键
* @return 是否成功
*/
@Override
@Transactional
public SingleResult deleteById(Long id) {
try {
$!{repositoryName}.updateDeletedById(id);
} catch (Exception e) {
return SingleResult.build(id.toString(), "false", "删除异常");
}
return SingleResult.successBuild(id.toString());
}
@Override
public boolean isExist($!{dtoType} dto) {
Integer exist = $!{repositoryName}.isExist(dto.getName());
return null != exist;
}
@Override
public boolean isExistById(Long id) {
Integer exist = $!{repositoryName}.isExistById(id);
return null != exist;
}
private Specification<$!{tableInfo.name}> getWhereClause($!{queryType} query) {
return (Specification<$!{tableInfo.name}>) (root, criteriaQuery, criteriaBuilder) -> {
List<Predicate> predicates = new ArrayList<>();
if (StringUtils.isNotBlank(query.getName())) {
predicates.add(criteriaBuilder.like(root.get("name"), "%" + query.getName() + "%"));
}
if (ObjectUtils.isNotEmpty(query.getCreatedTime())) {
//大于等于开始时间
predicates.add(criteriaBuilder.greaterThanOrEqualTo(root.get("createTime"), DateUtil.parse(query.getCreatedTime())));
}
if (ObjectUtils.isNotEmpty(query.getCreatedTime())) {
//小于等于结束时间
predicates.add(criteriaBuilder.lessThanOrEqualTo(root.get("createTime"), DateUtil.parse(query.getCreatedTime())));
}
return criteriaBuilder.and(predicates.toArray(new Predicate[0]));
};
}
}
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