1、 Questions

Recently, I’ve been building the batch framework of spring, and frequent errors have been reported. It’s a trip to the pit;

Cannot convert value of type 'java.lang.String' to 
required type 'javax.sql.DataSource' for property 'dataSource': 
no matching editors or conversion strategy found

2、 Solution

The reason is that [ref] is wrongly written as [value] in the XML configuration of persistence layer;