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@ -1,18 +1,18 @@
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/*
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* Copyright 2019-2020 Zheng Jie
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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* Copyright 2019-2020 Zheng Jie
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package me.zhengjie.modules.tag.service.impl;
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import cn.hutool.core.collection.CollectionUtil;
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@ -49,15 +49,15 @@ import javax.persistence.PersistenceContext;
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import javax.persistence.Query;
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import javax.servlet.http.HttpServletResponse;
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import java.io.IOException;
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import java.math.BigInteger;
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import java.util.*;
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import java.util.concurrent.CompletableFuture;
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/**
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* @website https://el-admin.vip
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* @description 服务实现
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* @author x
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* @date 2020-09-22
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**/
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* @author x
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* @website https://el-admin.vip
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* @description 服务实现
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* @date 2020-09-22
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**/
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@Slf4j
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@Service
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@RequiredArgsConstructor
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@ -74,27 +74,27 @@ public class TagServiceImpl implements TagService {
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private EntityManager entityManager;
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@Override
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public Map<String,Object> queryAll(TagQueryCriteria criteria, Pageable pageable){
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Page<Tag> page = tagRepository.findAll((root, criteriaQuery, criteriaBuilder) -> QueryHelp.getPredicate(root,criteria,criteriaBuilder),pageable);
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public Map<String, Object> queryAll(TagQueryCriteria criteria, Pageable pageable) {
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Page<Tag> page = tagRepository.findAll((root, criteriaQuery, criteriaBuilder) -> QueryHelp.getPredicate(root, criteria, criteriaBuilder), pageable);
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return PageUtil.toPage(page.map(tagMapper::toDto));
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}
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@Override
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public List<Tag> queryAllBySlice(TagQueryCriteria criteria, Pageable pageable) {
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Slice<Tag> slice = tagRepository.findAll((root, criteriaQuery, criteriaBuilder) -> QueryHelp.getPredicate(root,criteria,criteriaBuilder),pageable);
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Slice<Tag> slice = tagRepository.findAll((root, criteriaQuery, criteriaBuilder) -> QueryHelp.getPredicate(root, criteria, criteriaBuilder), pageable);
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return slice.getContent();
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}
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@Override
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public List<TagDto> queryAll(TagQueryCriteria criteria){
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return tagMapper.toDto(tagRepository.findAll((root, criteriaQuery, criteriaBuilder) -> QueryHelp.getPredicate(root,criteria,criteriaBuilder)));
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public List<TagDto> queryAll(TagQueryCriteria criteria) {
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return tagMapper.toDto(tagRepository.findAll((root, criteriaQuery, criteriaBuilder) -> QueryHelp.getPredicate(root, criteria, criteriaBuilder)));
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}
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@Override
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@Transactional
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public TagDto findById(Long id) {
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Tag tag = tagRepository.findById(id).orElseGet(Tag::new);
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ValidationUtil.isNull(tag.getId(),"Tag","id",id);
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ValidationUtil.isNull(tag.getId(), "Tag", "id", id);
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return tagMapper.toDto(tag);
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}
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@ -108,7 +108,7 @@ public class TagServiceImpl implements TagService {
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@Transactional(rollbackFor = Exception.class)
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public void update(Tag resources) {
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Tag tag = tagRepository.findById(resources.getId()).orElseGet(Tag::new);
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ValidationUtil.isNull( tag.getId(),"Tag","id",resources.getId());
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ValidationUtil.isNull(tag.getId(), "Tag", "id", resources.getId());
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tag.copy(resources);
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tagRepository.save(tag);
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}
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@ -124,7 +124,7 @@ public class TagServiceImpl implements TagService {
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public void download(List<TagDto> all, HttpServletResponse response) throws IOException {
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List<Map<String, Object>> list = new ArrayList<>();
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for (TagDto tag : all) {
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Map<String,Object> map = new LinkedHashMap<>();
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Map<String, Object> map = new LinkedHashMap<>();
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map.put(" uid", tag.getUid());
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map.put(" taskId", tag.getTaskId());
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map.put(" pushStatus", tag.getPushStatus());
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@ -136,11 +136,11 @@ public class TagServiceImpl implements TagService {
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@Override
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@Transactional(rollbackFor = Exception.class)
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public Integer saveAll(List<Tag> collect) {
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if (CollectionUtils.isEmpty(collect)){
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if (CollectionUtils.isEmpty(collect)) {
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return 0;
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}
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List<Tag> tagList= tagRepository.saveAll(collect);
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if (CollectionUtils.isEmpty(tagList)){
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List<Tag> tagList = tagRepository.saveAll(collect);
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if (CollectionUtils.isEmpty(tagList)) {
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return 0;
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}
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return tagList.size();
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@ -176,7 +176,7 @@ public class TagServiceImpl implements TagService {
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}
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// 坐标
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if (Objects.nonNull(rectangle)){
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if (Objects.nonNull(rectangle)) {
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whereSql.append(" AND s.lng >= :minX AND s.lng < :maxX AND s.lat >= :minY AND s.lat < :maxY ");
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}
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// 拼接成完整sql
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@ -186,13 +186,13 @@ public class TagServiceImpl implements TagService {
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//创建本地sql查询实例
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Query dataQuery = entityManager.createNativeQuery(insertSql.toString());
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// 设置参数
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if (CollectionUtil.isNotEmpty(stuGrade)){
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if (CollectionUtil.isNotEmpty(stuGrade)) {
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dataQuery.setParameter("stuGrade", stuGrade);
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}
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if (CollectionUtil.isNotEmpty(cityCode)){
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if (CollectionUtil.isNotEmpty(cityCode)) {
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dataQuery.setParameter("cityCode", cityCode);
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}
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if (Objects.nonNull(rectangle)){
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if (Objects.nonNull(rectangle)) {
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// 经度范围
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dataQuery.setParameter("minX", rectangle.getMinX());
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dataQuery.setParameter("maxX", rectangle.getMaxX());
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@ -290,6 +290,7 @@ public class TagServiceImpl implements TagService {
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return Boolean.FALSE;
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public boolean deleteByTaskId(Integer id) {
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@ -297,19 +298,42 @@ public class TagServiceImpl implements TagService {
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int resultId = id % tableSum;
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String deleteStr = "DELETE FROM dc_tag"
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+ resultId
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+ " WHERE task_id = :id";
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+ " WHERE task_id = :id ";
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Query deleteQuery = entityManager.createNativeQuery(deleteStr);
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deleteQuery.setParameter("id", id);
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// 执行删除任务
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boolean result = deleteQuery.executeUpdate() > 0;
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if (result){
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if (result) {
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//数据中需要删除的数据量
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long expiredCount;
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//已经删除数据量
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long totalDeleted = 0L;
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// 删除之前记录 分表情况下,单次可能会有遗漏 多次并不影响
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String replaceStr = StringUtils.replace(deleteStr, " = ", " < ");
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Query deleteTagByQuery = entityManager.createNativeQuery(replaceStr);
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do {
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Query deleteTagByQuery = entityManager.createNativeQuery(replaceStr + " limit 50000");
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deleteTagByQuery.setParameter("id", id);
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deleteTagByQuery.executeUpdate();
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int executeUpdate = deleteTagByQuery.executeUpdate();
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totalDeleted += executeUpdate;
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expiredCount = queryCount(resultId, id);
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} while (expiredCount > 0);
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log.info("======== delete tag{} table size as [{}] ========", resultId, totalDeleted);
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}
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return result;
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}
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/**
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* 查询数据
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* @param resultId
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* @param id
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* @return
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*/
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private Long queryCount(int resultId, int id) {
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String sql = "select count(1) FROM dc_tag" + resultId + " where task_id < :id ";
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Query selectQueryCount = entityManager.createNativeQuery(sql);
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selectQueryCount.setParameter("id", id);
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BigInteger bigInteger = (BigInteger) selectQueryCount.getSingleResult();
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return bigInteger.longValue();
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}
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}
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bynt
3 years ago