MySQL Migration Tool报“initialized java loader”错误的问题 运行MySQL Migration Tool时经常会提示“An error occured during the initialization of the runtime system.Please make sure your have the Java Runtime Environment (JRE) 5.0 Update or newer installed ”. 但是事实上
import org.apache.commons.dbutils.handlers.BeanListHandler;这个包,BeanListHandler让我发现List<Friend> list = (List<Friend>) runner.query(sql, new BeanHandler<Friend>(Friend.class),username);里的new BeanHandler<Friend>(Friend.class)是错误的,应该:n
=======华丽分割线(工具总结)===================== 1:Maven项目中junit测试找不到主类的问题 Class not found com.test.utils.test java.lang.ClassNotFoundException: com.test.utils.test at java.net.URLClassLoader$1.run(URLClassLoader.java:366) at java.net.URLClassLoader$1.run(URL
事情的发展是这样的: 因为一个需求,需要在java中拼接出一个完整的sql语句,然后将整条sql语句传递给mybatis执行. mapper.java是这样的: int insertMaster(WorksheetMasterSQLBean masterBean); 这个对象是: public class WorksheetMasterSQLBean { private Long id; private String masterInsertSql; [就是用 masterInsertSql 字