Merge branch 'master-jdk17' of https://gitee.com/zhijiantianya/ruoyi-vue-pro

# Conflicts:
#	yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmProcessInstanceServiceImpl.java
#	yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/trigger/BpmHttpRequestTrigger.java

yudao-framework/yudao-common/src/main/java/cn/iocoder/yudao/framework/common/util/json/JsonUtils.java

@@ -199,4 +199,12 @@ public class JsonUtils {
         return JSONUtil.isTypeJSON(text);
     }
 
+    /**
+     * 判断字符串是否为 JSON 类型的字符串
+     * @param str 字符串
+     */
+    public static boolean isJsonObject(String str) {
+        return JSONUtil.isTypeJSONObject(str);
+    }
+
 }