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最后更新时间：2006-11-21
现有一pojo
package com.xqs.basic.model;
import java.util.HashSet;
import java.util.Set;
/**
* @author (xiaqingsong)
*/
public class Groups implements java.io.Serializable {
// Fields
/**
*
*/
private static final long serialVersionUID = -4262121572934269223L;
private Long id;
private String groupname;
private String groupinfo;
private Long rolldate;
private Long isenable;
private Set actionses = new HashSet(0);
private Set masters = new HashSet(0);
// Constructors
/** default constructor */
public Groups() {
}
/** full constructor */
public Groups(String groupname, String groupinfo, Long rolldate, Long isenable, Set actionses, Set masters) {
this.groupname = groupname;
this.groupinfo = groupinfo;
this.rolldate = rolldate;
this.isenable = isenable;
this.actionses = actionses;
this.masters = masters;
}
// Property accessors
public Long getId() {
return this.id;
}
public void setId(Long id) {
this.id = id;
}
public String getGroupname() {
return this.groupname;
}
public void setGroupname(String groupname) {
this.groupname = groupname;
}
public String getGroupinfo() {
return this.groupinfo;
}
public void setGroupinfo(String groupinfo) {
this.groupinfo = groupinfo;
}
public Long getRolldate() {
return this.rolldate;
}
public void setRolldate(Long rolldate) {
this.rolldate = rolldate;
}
public Long getIsenable() {
return this.isenable;
}
public void setIsenable(Long isenable) {
this.isenable = isenable;
}
public Set getActionses() {
return this.actionses;
}
public void setActionses(Set actionses) {
this.actionses = actionses;
}
public Set getMasters() {
return this.masters;
}
public void setMasters(Set masters) {
this.masters = masters;
}
public boolean equals(Object obj) {
if(obj == null)
return false;
if(!(obj instanceof Groups))
return false;
Groups anotherObj = (Groups) obj;
return anotherObj.getId().equals(this.getId()) ? true : false;
}
public int hashCode() {
return id.hashCode()*17+31;
}
}
XML <hibernate-mapping>
<class name="com.xqs.basic.model.Groups" table="GROUPS">
<id name="id" type="java.lang.Long">
<column name="ID" />
<generator class="identity" />
</id>
<property name="groupname" type="java.lang.String">
<column name="GROUPNAME" length="100" />
</property>
<property name="groupinfo" type="java.lang.String">
<column name="GROUPINFO" length="100" />
</property>
<property name="rolldate" type="java.lang.Long">
<column name="ROLLDATE" precision="16" scale="0" />
</property>
<property name="isenable" type="java.lang.Long">
<column name="ISENABLE" precision="2" scale="0" />
</property>
<set name="actionses" table="ACTGROUP" cascade="save-update" inverse="false" >
<key>
<column name="GROUPID" />
</key>
<many-to-many class="com.xqs.basic.model.Actions" column= "ACTID" />
</set>
<set name="masters" table="MASTERGROUP" cascade="save-update" inverse="true">
<key>
<column name="GROUPID" />
</key>
<many-to-many class="com.xqs.basic.model.Master" column="MASTERID" />
</set>
</class>
</hibernate-mapping>
关系图说明 GROUPs与actions是多对多关系,由GROUPS来维持关系. GROUPs与masters是多对多关系,由masters来维持关系 出错代码: [149156ms] [org.hibernate.util.DTDEntityResolver.http-8080-Processor25] DEBUG: located [http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd] in classpath [149328ms] [org.hibernate.cfg.Configuration.http-8080-Processor25] DEBUG: connection.url=jdbc:microsoft:sqlserver://bsserver:1433;SelectMethod=cursor [149328ms] [org.hibernate.cfg.Configuration.http-8080-Processor25] DEBUG: dialect=org.hibernate.dialect.SQLServerDialect [149328ms] [org.hibernate.cfg.Configuration.http-8080-Processor25] DEBUG: connection.username=sde [149328ms] [org.hibernate.cfg.Configuration.http-8080-Processor25] DEBUG: connection.password=sde [149328ms] [org.hibernate.cfg.Configuration.http-8080-Processor25] DEBUG: connection.driver_class=com.microsoft.jdbc.sqlserver.SQLServerDriver [149328ms] [org.hibernate.cfg.Configuration.http-8080-Processor25] DEBUG: default_schema=sde [149328ms] [org.hibernate.cfg.Configuration.http-8080-Processor25] DEBUG: default_catalog=sde [149328ms] [org.hibernate.cfg.Configuration.http-8080-Processor25] DEBUG: show_sql=true [149328ms] [org.hibernate.cfg.Configuration.http-8080-Processor25] DEBUG: null<-org.dom4j.tree.DefaultAttribute@1713b42 [Attribute: name resource value "com/xqs/basic/model/Groups.hbm.xml"] [149328ms] [org.hibernate.cfg.Configuration.http-8080-Processor22] DEBUG: connection.url=jdbc:microsoft:sqlserver://bsserver:1433;SelectMethod=cursor [149328ms] [org.hibernate.cfg.Configuration.http-8080-Processor25] INFO : Reading mappings from resource: com/xqs/basic/model/Groups.hbm.xml [149328ms] [org.hibernate.cfg.Configuration.http-8080-Processor22] DEBUG: dialect=org.hibernate.dialect.SQLServerDialect [149328ms] [org.hibernate.cfg.Configuration.http-8080-Processor22] DEBUG: connection.username=sde [149328ms] [org.hibernate.cfg.Configuration.http-8080-Processor22] DEBUG: connection.password=sde [149328ms] [org.hibernate.cfg.Configuration.http-8080-Processor22] DEBUG: connection.driver_class=com.microsoft.jdbc.sqlserver.SQLServerDriver [149328ms] [org.hibernate.cfg.Configuration.http-8080-Processor22] DEBUG: default_schema=sde [149328ms] [org.hibernate.cfg.Configuration.http-8080-Processor22] DEBUG: default_catalog=sde [149328ms] [org.hibernate.cfg.Configuration.http-8080-Processor22] DEBUG: show_sql=true [149328ms] [org.hibernate.cfg.Configuration.http-8080-Processor22] DEBUG: null<-org.dom4j.tree.DefaultAttribute@e99d0f [Attribute: name resource value "com/xqs/basic/model/Groups.hbm.xml"] [149344ms] [org.hibernate.cfg.Configuration.http-8080-Processor22] INFO : Reading mappings from resource: com/xqs/basic/model/Groups.hbm.xml [149360ms] [org.hibernate.util.DTDEntityResolver.http-8080-Processor25] DEBUG: trying to resolve system-id [http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd] [149360ms] [org.hibernate.util.DTDEntityResolver.http-8080-Processor25] DEBUG: recognized hibernate namespace; attempting to resolve on classpath under org/hibernate/ %%%% Error Creating SessionFactory %%%% [149406ms] [org.hibernate.util.DTDEntityResolver.http-8080-Processor25] DEBUG: located [http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd] in classpath org.hibernate.MappingException: Could not read mappings from resource: com/xqs/basic/model/Groups.hbm.xml at org.hibernate.cfg.Configuration.addResource(Configuration.java:485) at org.hibernate.cfg.Configuration.parseMappingElement(Configuration.java:1465) at org.hibernate.cfg.Configuration.parseSessionFactory(Configuration.java:1433) at org.hibernate.cfg.Configuration.doConfigure(Configuration.java:1414) at org.hibernate.cfg.Configuration.doConfigure(Configuration.java:1390) at org.hibernate.cfg.Configuration.configure(Configuration.java:1310) at com.xqs.wjd.hb.HibernateSessionFactory.rebuildSessionFactory(HibernateSessionFactory.java:64) at com.xqs.wjd.hb.HibernateSessionFactory.getCurrentSession(HibernateSessionFactory.java:48) at com.xqs.sys.SqlService.findByStr(SqlService.java:379) at com.xqs.wjd.dao.impl.MasterDAOImpl.findByProperty(MasterDAOImpl.java:97) at com.xqs.wjd.service.impl.MasterSeviceImpl.findByProperty(MasterSeviceImpl.java:48) at com.xqs.wjd.web.service.security.SecurityService.hasPermission(SecurityService.java:38) at com.xqs.wjd.web.service.action.security.LoginAction.execute(LoginAction.java:27) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at com.opensymphony.xwork.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:364) at com.opensymphony.xwork.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:216) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:190) at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:188) at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:188) at com.opensymphony.xwork.DefaultActionProxy.execute(DefaultActionProxy.java:113) at com.opensymphony.webwork.dispatcher.DispatcherUtils.serviceAction(DispatcherUtils.java:225) at com.opensymphony.webwork.dispatcher.FilterDispatcher.doFilter(FilterDispatcher.java:202) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at com.xqs.sys.EncodingFilter.doFilter(EncodingFilter.java:66) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869) at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664) at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527) at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684) at java.lang.Thread.run(Thread.java:595) Caused by: org.hibernate.MappingException: Could not parse mapping document in input stream at org.hibernate.cfg.Configuration.addInputStream(Configuration.java:431) at org.hibernate.cfg.Configuration.addResource(Configuration.java:482) ... 43 more Caused by: org.dom4j.DocumentException: FWK005 parse may not be called while parsing. Nested exception: FWK005 parse may not be called while parsing. at org.dom4j.io.SAXReader.read(SAXReader.java:484) at org.hibernate.cfg.Configuration.addInputStream(Configuration.java:422) ... 44 more [149516ms] [com.xqs.sys.SqlService.http-8080-Processor22] ERROR: 无法取得连接!!请检查网络是否通畅!!! [149594ms] [com.opensymphony.webwork.dispatcher.ServletRedirectResult.http-8080-Processor22] DEBUG: Redirecting to finalLocation /wjd/security/login.jsp?error=1 [149610ms] [org.apache.jasper.servlet.JspServlet.http-8080-Processor23] DEBUG: JspEngine --> /security/login.jsp [149625ms] [org.apache.jasper.servlet.JspServlet.http-8080-Processor23] DEBUG: ServletPath: /security/login.jsp [149625ms] [org.apache.jasper.servlet.JspServlet.http-8080-Processor23] DEBUG: PathInfo: null [149625ms] [org.apache.jasper.servlet.JspServlet.http-8080-Processor23] DEBUG: RealPath: D:\Program Files\Apache Software Foundation\Tomcat 5.5\webapps\wjd\security\login.jsp [149625ms] [org.apache.jasper.servlet.JspServlet.http-8080-Processor23] DEBUG: RequestURI: /wjd/security/login.jsp [149625ms] [org.apache.jasper.servlet.JspServlet.http-8080-Processor23] DEBUG: QueryString: error=1 [149625ms] [org.apache.jasper.servlet.JspServlet.http-8080-Processor23] DEBUG: Request Params: [149625ms] [org.apache.jasper.servlet.JspServlet.http-8080-Processor23] DEBUG: error = 1 %%%% Error Creating SessionFactory %%%% java.lang.NullPointerException at org.hibernate.cfg.HbmBinder.getExtendsNeeded(HbmBinder.java:2926) at org.hibernate.cfg.HbmBinder.bindRoot(HbmBinder.java:107) at org.hibernate.cfg.Configuration.add(Configuration.java:386) at org.hibernate.cfg.Configuration.addInputStream(Configuration.java:427) at org.hibernate.cfg.Configuration.addResource(Configuration.java:482) at org.hibernate.cfg.Configuration.parseMappingElement(Configuration.java:1465) at org.hibernate.cfg.Configuration.parseSessionFactory(Configuration.java:1433) at org.hibernate.cfg.Configuration.doConfigure(Configuration.java:1414) at org.hibernate.cfg.Configuration.doConfigure(Configuration.java:1390) at org.hibernate.cfg.Configuration.configure(Configuration.java:1310) at com.xqs.wjd.hb.HibernateSessionFactory.rebuildSessionFactory(HibernateSessionFactory.java:64) at com.xqs.wjd.hb.HibernateSessionFactory.getCurrentSession(HibernateSessionFactory.java:48) at com.xqs.sys.SqlService.findByStr(SqlService.java:379) at com.xqs.wjd.dao.impl.MasterDAOImpl.findByProperty(MasterDAOImpl.java:97) at com.xqs.wjd.service.impl.MasterSeviceImpl.findByProperty(MasterSeviceImpl.java:48) at com.xqs.wjd.web.service.security.SecurityService.hasPermission(SecurityService.java:38) at com.xqs.wjd.web.service.action.security.LoginAction.execute(LoginAction.java:27) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at com.opensymphony.xwork.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:364) at com.opensymphony.xwork.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:216) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:190) at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:188) at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31) at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:188) at com.opensymphony.xwork.DefaultActionProxy.execute(DefaultActionProxy.java:113) at com.opensymphony.webwork.dispatcher.DispatcherUtils.serviceAction(DispatcherUtils.java:225) at com.opensymphony.webwork.dispatcher.FilterDispatcher.doFilter(FilterDispatcher.java:202) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at com.xqs.sys.EncodingFilter.doFilter(EncodingFilter.java:66) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869) at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664) at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527) at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684) at java.lang.Thread.run(Thread.java:595) [150156ms] [com.xqs.sys.SqlService.http-8080-Processor25] ERROR: 无法取得连接!!请检查网络是否通畅!!! [150156ms] [com.opensymphony.webwork.dispatcher.ServletRedirectResult.http-8080-Processor25] DEBUG: Redirecting to finalLocation /wjd/security/login.jsp?error=1 [165922ms] [org.apache.catalina.core.ApplicationDispatcher.http-8080-Processor22] DEBUG: servletPath=/error.jsp, pathInfo=null, queryString=null, name=null [165922ms] [org.apache.catalina.core.ApplicationDispatcher.http-8080-Processor22] DEBUG: Path Based Forward
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最后更新时间：2006-11-22
你用的是hibernate2吧?但是你的hbm.xml里<property>格式是hibernate3的格式,所以会发生冲突,你在生成hbm.xml的时候要注意一下hibernate的版本问题.很有可能会因为版本问题而出错的!
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最后更新时间：2006-12-01
回楼上滴，我用的是hb3.1
从你的回复看，我的配置及代码就是没有问题罗？？？ 我始终怀疑是因为这groups这个表多了二个多对多的关系才造成这种现象了。。但无法验证。 |
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最后更新时间：2006-12-15
我也遇到相似的问题，还没解决呢，楼主是怎么解决的一张表对应多表的？
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