做spring和mybaits整合时出现的错误,让这个问题困扰了一早上,通过查资料终于把这个问题解决了 具体问题描述: java.lang.IllegalAccessError: org.apache.commons.dbcp.DelegatingPreparedStatement.isClosed()Z at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccess…

原文转:https://blog.csdn.net/qq_37909508/article/details/83028536 报错: NewProxyPreparedStatement.isClosed()Z is abstract和org.apache.commons.dbcp.DelegatingPreparedStatement.isClosed()Z 原因是mybati.jar与c3p0或dbcp的兼容性问题,竟然出现了mybatis3.4无法兼容他们. 解决方法,要么将c3p0或dbc…

java.lang.ClassNotFoundException: org.apache.commons.dbcp.BasicDataSource解决方法 只需把这三个commons-pool.jar.commons-dbcp-1.2.2.jar和commons-collections-3.2.jar包加入到lib里即可解决.这三个包在你本地的tomcat下的lib里,直接buildpath导入就行了,不过有时导包不一定好使,是因为工程lib下的包跟tomcat下的包重复了,导致异常错误如: o…

按照网络上的排除建议,换成了alibaba的druid. 相关maven依赖如下,注意版本匹配问题 spring版本使用4.3.24.RELEASE <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis</artifactId> <version>3.4.6</version> </dependency> <dependency&g…

WARNING: Failed to register in JMX: javax.naming.NamingException: Could not load resource factory class [Root exception is java.lang.ClassNotFoundException: org.apache.tomcat.dbcp.dbcp.BasicDataSourceFactory] 十二月 24, 2015 10:43:49 下午 org.apache.catal…

学习架构探险,从零开始写Java Web框架时,在学习到springAOP时遇到一个异常: "C:\Program Files\Java\jdk1.7.0_40\bin\java" -Didea.launcher.port=7533 "-Didea.launcher.bin.path=D:\JetBrains\xxIntelliJ IDEA 2016.3\bin" -Dfile.encoding=UTF-8 -classpath "C:\Program F…

14:56:10.093 WARN!! Error for /butterfly/plugins/zhonghang/UsefulData/save_usefuldata.bshjava.lang.NoClassDefFoundError: org/apache/commons/lang/exception/NestableRuntimeException        at java.lang.ClassLoader.defineClass1(Native Method)        at …

1.错误叙述性说明 警告: Could not create JarEntryRevision for [jar:file:/D:/MyEclipse/apache-tomcat-7.0.53/webapps/FirstSSH/WEB-INF/lib/struts2-core-2.3.16.3.jar]! java.lang.NoClassDefFoundError: org/apache/commons/io/FileUtils at com.opensymphony.xwork2.util.…

java.lang.NoClassDefFoundError: org/apache/commons/lang/StringUtils Caused by: java.lang.ClassNotFoundException: org.apache.commons.lang.StringUtil 目测缺少commons-lang-2.5.jar包 在web-inf->lib下添加后重启Tomcat即可.…

错误如下: -- ::,-[TS] INFO http-- org.springframework.beans.factory.support.DefaultListableBeanFactory - Destroying singletons in org.springframework.beans.factory.support.DefaultListableBeanFactory@b914b3: defining beans [dataSource,jdbcTemplate,xxtsSer…