1优化es导入策略，2增加默认图片，在读取网络图片失败时设置，防止一直失败重试

novel-common/src/main/java/com/java2nb/novel/core/utils/FileUtil.java

@@ -1,6 +1,7 @@
 package com.java2nb.novel.core.utils;
 
 import lombok.SneakyThrows;
+import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.codec.Charsets;
 import org.apache.http.client.utils.DateUtils;
 import org.springframework.core.io.Resource;
@@ -17,18 +18,21 @@ import java.util.Objects;
  * 文件操作工具类
  * @author 11797
  */
+@Slf4j
 public class FileUtil {
 
     /**
      * 网络图片转本地
      * */
-    @SneakyThrows
     public static String network2Local(String picSrc,String picSavePath,String visitPrefix) {
+        InputStream input = null;
+        OutputStream out = null;
+        try {
             //本地图片保存
             HttpHeaders headers = new HttpHeaders();
             HttpEntity<String> requestEntity = new HttpEntity<>(null, headers);
             ResponseEntity<Resource> resEntity = RestTemplateUtil.getInstance(Charsets.ISO_8859_1.name()).exchange(picSrc, HttpMethod.GET, requestEntity, Resource.class);
-        InputStream input = Objects.requireNonNull(resEntity.getBody()).getInputStream();
+            input = Objects.requireNonNull(resEntity.getBody()).getInputStream();
             Date currentDate = new Date();
             picSrc = visitPrefix + DateUtils.formatDate(currentDate, "yyyy") + "/" + DateUtils.formatDate(currentDate, "MM") + "/" + DateUtils.formatDate(currentDate, "dd") + "/"
                     + UUIDUtil.getUUID32()
@@ -38,13 +42,36 @@ public class FileUtil {
             if (!parentFile.exists()) {
                 parentFile.mkdirs();
             }
-        OutputStream out = new FileOutputStream(picFile);
+            out = new FileOutputStream(picFile);
             byte[] b = new byte[4096];
             for (int n; (n = input.read(b)) != -1; ) {
                 out.write(b, 0, n);
             }
-        out.close();
+
+        }catch (Exception e){
+            log.error(e.getMessage(),e);
+
+            picSrc = "/images/default.gif";
+        }finally {
+            if(input != null){
+                try {
                     input.close();
+                } catch (IOException e) {
+                    log.error(e.getMessage(),e);
+                }finally {
+                    if(out != null){
+                        try {
+                            out.close();
+                        } catch (IOException e) {
+                            log.error(e.getMessage(),e);
+                        }
+                    }
+                }
+            }
+        }
+
+
+
         return picSrc;
     }
 

novel-front/src/main/java/com/java2nb/novel/core/schedule/BookToEsSchedule.java

@@ -43,13 +43,12 @@ public class BookToEsSchedule {
     private boolean lock = false;
 
     /**
-     * 5秒导入一次
+     * 1分钟导入一次
      */
-    @Scheduled(fixedRate = 1000 * 5)
+    @Scheduled(fixedRate = 1000 * 60)
     public void saveToEs() {
         if (!lock) {
             lock = true;
-            Date currentDate = new Date();
             try {
                 //查询需要更新的小说
                 Date lastDate = (Date) cacheService.getObject(CacheKey.ES_LAST_UPDATE_TIME);
@@ -58,10 +57,9 @@ public class BookToEsSchedule {
                 }
 
                 long count ;
-                int page = 1;
                 do {
 
-                    List<Book> books = bookService.queryBookByUpdateTimeByPage(lastDate, currentDate,page,100);
+                    List<Book> books = bookService.queryBookByUpdateTimeByPage(lastDate,100);
                     for(Book book : books) {
                         //导入到ES
                         EsBookVO esBookVO = new EsBookVO();
@@ -71,14 +69,15 @@ public class BookToEsSchedule {
 
                         jestClient.execute(action);
 
+                        lastDate = book.getUpdateTime();
+
                     }
 
                     count = books.size();
-                    page++;
 
                 }while (count == 100);
 
-                cacheService.setObject(CacheKey.ES_LAST_UPDATE_TIME, currentDate);
+                cacheService.setObject(CacheKey.ES_LAST_UPDATE_TIME, lastDate);
 
             } catch (Exception e) {
                 log.error(e.getMessage(),e);

novel-front/src/main/java/com/java2nb/novel/service/BookService.java

@@ -231,10 +231,8 @@ public interface BookService {
     /**
      * 根据更新时间分页查询书籍列表
      * @param startDate 开始时间，包括该时间
-     * @param endDate 结束时间，不包括该时间
+     * @param limit 查询数量
-     * @param page  页码
-     * @param pageSize 每页数量
      * @return 书籍列表
      * */
-    List<Book> queryBookByUpdateTimeByPage(Date startDate, Date endDate, int page, int pageSize);
+    List<Book> queryBookByUpdateTimeByPage(Date startDate, int limit);
 }

novel-front/src/main/java/com/java2nb/novel/service/impl/BookServiceImpl.java

@@ -719,14 +719,14 @@ public class BookServiceImpl implements BookService {
     }
 
     @Override
-    public List<Book> queryBookByUpdateTimeByPage(Date startDate, Date endDate, int page, int pageSize) {
+    public List<Book> queryBookByUpdateTimeByPage(Date startDate,  int limit) {
 
-        PageHelper.startPage(page, pageSize);
 
         return bookMapper.selectMany(select(book.allColumns())
                 .from(book)
-                .where(updateTime, isGreaterThanOrEqualTo(startDate))
+                .where(updateTime, isGreaterThan(startDate))
-                .and(updateTime, isLessThan(endDate))
+                .orderBy(updateTime)
+                .limit(limit)
                 .build()
                 .render(RenderingStrategies.MYBATIS3));
     }

novel-front/src/main/resources/mybatis/mapping/BookMapper.xml

@@ -55,7 +55,7 @@
     <select id="queryNetworkPicBooks" resultType="com.java2nb.novel.entity.Book">
         select
         id,pic_url from book
-        where pic_url like 'http://%' or pic_url like 'https://%'
+        where pic_url like 'http%'
         limit #{offset},#{limit}
     </select>