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解决ehcache缓存序列化存储的bug

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xxy
2020-05-03 06:26:58 +08:00
parent 610389b5d3
commit f0c099f9ac
3 changed files with 43 additions and 39 deletions
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13
novel-front/src/main/java/com/java2nb/novel/service/impl/BookServiceImpl.java
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@ -1,5 +1,6 @@
package com.java2nb.novel.service.impl;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.github.pagehelper.PageHelper;
import com.java2nb.novel.core.cache.CacheKey;
import com.java2nb.novel.core.cache.CacheService;
@ -18,6 +19,7 @@ import com.java2nb.novel.vo.BookCommentVO;
import com.java2nb.novel.vo.BookSettingVO;
import com.java2nb.novel.vo.BookVO;
import lombok.RequiredArgsConstructor;
import lombok.SneakyThrows;
import org.apache.commons.lang3.StringUtils;
import org.mybatis.dynamic.sql.SortSpecification;
import org.mybatis.dynamic.sql.render.RenderingStrategies;
@ -70,15 +72,16 @@ public class BookServiceImpl implements BookService {
private final CacheService cacheService;
@SneakyThrows
@Override
public Map<Byte, List<BookSettingVO>> listBookSettingVO() {
Map<Byte, List<BookSettingVO>> result = (Map<Byte, List<BookSettingVO>>) cacheService.getObject(CacheKey.INDEX_BOOK_SETTINGS_KEY);
if (result == null || result.size() == 0) {
String result = cacheService.get(CacheKey.INDEX_BOOK_SETTINGS_KEY);
if (result == null || result.length() < 10) {
List<BookSettingVO> list = bookSettingMapper.listVO();
result = list.stream().collect(Collectors.groupingBy(BookSettingVO::getType));
cacheService.setObject(CacheKey.INDEX_BOOK_SETTINGS_KEY, result);
result = new ObjectMapper().writeValueAsString(list.stream().collect(Collectors.groupingBy(BookSettingVO::getType)));
cacheService.set(CacheKey.INDEX_BOOK_SETTINGS_KEY, result);
}
return result;
return new ObjectMapper().readValue(result,Map.class);
}
@Override