我按照live query文档
中的描述创建了监听器当我使用orient studio在课堂上进行一些操作时，我得到一个回调，但当我尝试访问记录时，我得到的错误
com.orientechnologies.orient.core.exception.ODatabaseException: Database instance is not set in current thread. Assure to set it with: ODatabaseRecordThreadLocal.INSTANCE.set(db);
at com.orientechnologies.orient.core.db.ODatabaseRecordThreadLocal.get(ODatabaseRecordThreadLocal.java:51)
at com.orientechnologies.orient.core.record.ORecordAbstract.getDatabase(ORecordAbstract.java:240)
at com.orientechnologies.orient.core.record.impl.ODocument.getGlobalPropertyById(ODocument.java:2155)
at com.orientechnologies.orient.core.record.impl.ODocumentInternal.getGlobalPropertyById(ODocumentInternal.java:60)
我正在将数据库实例设置为ODatabaseRecordThreadLocal.instance.set（db）