| 发表于：2007-08-08 17:09:48 楼主 |
工程是在myeclipse下建立的，applicationcontext.xml是自动生成的，持久类users是自动生成的,usersdao自动生成，我建立了test.java想测试下，但老报以下错误。
applicationcontext.xml
<?xml version= "1.0 " encoding= "utf-8 "?>
<beans
xmlns= "http://www.springframework.org/schema/beans "
xmlns:xsi= "http://www.w3.org/2001/xmlschema-instance "
xsi:schemalocation= "http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.0.xsd ">
<bean id= "datasource "
class= "org.apache.commons.dbcp.basicdatasource ">
<property name= "driverclassname "
value= "com.mysql.jdbc.driver ">
</property>
<property name= "url " value= "jdbc:mysql://localhost:3306/mydb "> </property>
<property name= "username " value= "root "> </property>
<property name= "password " value= "root "> </property>
</bean>
<bean id= "sessionfactory "
class= "org.springframework.orm.hibernate3.localsessionfactorybean ">
<property name= "datasource ">
<ref bean= "datasource " />
</property>
<property name= "hibernateproperties ">
<props>
<prop key= "hibernate.dialect ">
org.hibernate.dialect.mysqldialect
</prop>
</props>
</property>
<property name= "mappingresources ">
<list>
<value> com/dao/users.hbm.xml </value> </list>
</property> </bean>
<bean id= "usersdao " class= "com.dao.usersdao ">
<property name= "sessionfactory ">
<ref bean= "sessionfactory " />
</property>
</bean> </beans>
----users------------------------------------
public class users implements java.io.serializable {
// fields
private long id;
private string userid;
private string name;
private string password;
// constructors
/** default constructor */
public users（) {
}
/** minimal constructor */
public users（long id) {
this.id = id;
}
/** full constructor */
public users（long id, string userid, string name, string password) {
this.id = id;
this.userid = userid;
this.name = name;
this.password = password;
}
// property accessors
public long getid（) {
return this.id;
}
public void setid（long id) {
this.id = id;
}
public string getuserid（) {
return this.userid;
}
public void setuserid（string userid) {
this.userid = userid;
}
public string getname（) {
return this.name;
}
public void setname（string name) {
this.name = name;
}
public string getpassword（) {
return this.password;
}
public void setpassword（string password) {
this.password = password;
}
---------test.java------------------------------------------
import com.dao.*;
import com.tool.*;
import org.springframework.context.applicationcontext;
import org.springframework.context.support.filesystemxmlapplicationcontext;
public class test {
/**
* @param args
*/
public static void main（string[] args) {
// todo auto-generated method stub
applicationcontext ctx =
new filesystemxmlapplicationcontext（ "src/applicationcontext.xml ");
usersdao usersdao = （usersdao)ctx.getbean（ "usersdao ");
users users = usersdao.findbyid（new long（1));
system.out.println（users.getname（));
}
}
----控制台输出----------------------------------------------
exception in thread "main " org.springframework.beans.factory.beancreationexception: error creating bean with name 'sessionfactory ' defined in file [e:\program files\myeclipse-6.0m1administrator\workspace\sadfsadfdsa\src\applicationcontext.xml]: invocation of init method failed; nested exception is net.sf.cglib.core.codegenerationexception: java.lang.reflect.invocationtargetexception--> null
caused by: net.sf.cglib.core.codegenerationexception: java.lang.reflect.invocationtargetexception--> null
at net.sf.cglib.core.abstractclassgenerator.create（abstractclassgenerator.java:237)
at net.sf.cglib.proxy.enhancer.createhelper（enhancer.java:377)
at net.sf.cglib.proxy.enhancer.createclass（enhancer.java:317)
at org.hibernate.proxy.pojo.cglib.cgliblazyinitializer.getproxyfactory（cgliblazyinitializer.java:127)
at org.hibernate.proxy.pojo.cglib.cglibproxyfactory.postinstantiate（cglibproxyfactory.java:43)
at org.hibernate.tuple.entity.pojoentitytuplizer.buildproxyfactory（pojoentitytuplizer.java:162)
at org.hibernate.tuple.entity.abstractentitytuplizer. <init> （abstractentitytuplizer.java:135)
at org.hibernate.tuple.entity.pojoentitytuplizer. <init> （pojoentitytuplizer.java:55)
at org.hibernate.tuple.entity.entityentitymodetotuplizermapping. <init> （entityentitymodetotuplizermapping.java:56)
at org.hibernate.tuple.entity.entitymetamodel. <init> （entitymetamodel.java:295)
at org.hibernate.persister.entity.abstractentitypersister. <init> （abstractentitypersister.java:434)
at org.hibernate.persister.entity.singletableentitypersister. <init> （singletableentitypersister.java:109)
at org.hibernate.persister.persisterfactory.createclasspersister（persisterfactory.java:55)
at org.hibernate.impl.sessionfactoryimpl. <init> （sessionfactoryimpl.java:226)
at org.hibernate.cfg.configuration.buildsessionfactory（configuration.java:1294)
at org.springframework.orm.hibernate3.localsessionfactorybean.newsessionfactory（localsessionfactorybean.java:805)
at org.springframework.orm.hibernate3.localsessionfactorybean.buildsessionfactory（localsessionfactorybean.java:745)
at org.springframework.orm.hibernate3.abstractsessionfactorybean.afterpropertiesset（abstractsessionfactorybean.java:134)
at org.springframework.beans.factory.support.abstractautowirecapablebeanfactory.invokeinitmethods（abstractautowirecapablebeanfactory.java:1202)
at org.springframework.beans.factory.support.abstractautowirecapablebeanfactory.initializebean（abstractautowirecapablebeanfactory.java:1172)
at org.springframework.beans.factory.support.abstractautowirecapablebeanfactory.createbean（abstractautowirecapablebeanfactory.java:428)
at org.springframework.beans.factory.support.abstractbeanfactory$1.getobject（abstractbeanfactory.java:251)
at org.springframework.beans.factory.support.defaultsingletonbeanregistry.getsingleton（defaultsingletonbeanregistry.java:156)
at org.springframework.beans.factory.support.abstractbeanfactory.getbean（abstractbeanfactory.java:248)
at org.springframework.beans.factory.support.abstractbeanfactory.getbean（abstractbeanfactory.java:160)
at org.springframework.beans.factory.support.defaultlistablebeanfactory.preinstantiatesingletons（defaultlistablebeanfactory.java:284)
at org.springframework.context.support.abstractapplicationcontext.refresh（abstractapplicationcontext.java:352)
at org.springframework.context.support.filesystemxmlapplicationcontext. <init> （filesystemxmlapplicationcontext.java:93)
at org.springframework.context.support.filesystemxmlapplicationcontext. <init> （filesystemxmlapplicationcontext.java:77)
at org.springframework.context.support.filesystemxmlapplicationcontext. <init> （filesystemxmlapplicationcontext.java:67)
at test.main（test.java:14)
caused by: java.lang.reflect.invocationtargetexception
at sun.reflect.nativemethodaccessorimpl.invoke0（native method)
at sun.reflect.nativemethodaccessorimpl.invoke（unknown source)
at sun.reflect.delegatingmethodaccessorimpl.invoke（unknown source)
at java.lang.reflect.method.invoke（unknown source)
at net.sf.cglib.core.reflectutils.defineclass（reflectutils.java:384)
at net.sf.cglib.core.abstractclassgenerator.create（abstractclassgenerator.java:219)
... 30 more
caused by: java.lang.securityexception: class "com.dao.users$$enhancerbycglib$$a22728c5 " 's signer information does not match signer information of other classes in the same package
at java.lang.classloader.checkcerts（unknown source)
at java.lang.classloader.predefineclass（unknown source)
at java.lang.classloader.defineclass（unknown source)
... 36 more
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