健壮代码

e3f47934 · chenweitao · fda6b6e9 · e3f47934
Commit e3f47934 authored Aug 11, 2021 by chenweitao
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src/main/java/com/zhiwei/searchhotcrawler/crawler/WeiboHotSearchCrawler.java
+1 -1

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--- a/src/main/java/com/zhiwei/searchhotcrawler/crawler/WeiboHotSearchCrawler.java
+++ b/src/main/java/com/zhiwei/searchhotcrawler/crawler/WeiboHotSearchCrawler.java
@@ -268,7 +268,7 @@ public class WeiboHotSearchCrawler {
                        document.put("topicLead", topicLead);
                    }
                }
-                if (json.containsKey("cardlist_head_cards")) {
+                if (json.containsKey("cardlist_head_cards")&&!json.getJSONArray("cardlist_head_cards").isEmpty()) {
                    JSONObject readJson = json.getJSONArray("cardlist_head_cards").getJSONObject(0);
                    if (readJson.containsKey("head_data")) {
                        String midText = readJson.getJSONObject("head_data").getString("midtext");