我正在将我的项目从WebSphere 7迁移到WebSphere 8,而我正在使用JSF 1.2 .
我遇到了IBM JSF / html_extended标签以及标准转换器的问题,这些转换器主要是JSF 1.2核心组件 . 我也将我的Java EE版本从5更新到6(这可能不是原因) . 最后,还给出了一个组件树 .
下面是我的堆栈跟踪:
javax.faces.component.UpdateModelException: org.apache.jasper.el.JspELException: /sc40/NewContract.jsp(130,5) '#{pc_NewContract.overrideAsOfDtSQL}' Cannot convert 4/23/12 12:00 AM of type class java.util.Date to class java.sql.Date
at javax.faces.component.UIInput.updateModel(UIInput.java:398)
at javax.faces.component.UIInput.processUpdates(UIInput.java:299)
at javax.faces.component.UIForm.processUpdates(UIForm.java:187)
at javax.faces.component.UIComponentBase.processUpdates(UIComponentBase.java:1258)
at javax.faces.component.UIComponentBase.processUpdates(UIComponentBase.java:1258)
at javax.faces.component.UIViewRoot._processUpdatesDefault(UIViewRoot.java:1321)
at javax.faces.component.UIViewRoot.access$600(UIViewRoot.java:75)
at javax.faces.component.UIViewRoot$UpdateModelPhaseProcessor.process(UIViewRoot.java:1423)
at javax.faces.component.UIViewRoot._process(UIViewRoot.java:1282)
at javax.faces.component.UIViewRoot.processUpdates(UIViewRoot.java:765)
at org.apache.myfaces.lifecycle.UpdateModelValuesExecutor.execute(UpdateModelValuesExecutor.java:34)
at org.apache.myfaces.lifecycle.LifecycleImpl.executePhase(LifecycleImpl.java:171)
at org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:189)
at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1147)
at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:722)
at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:449)
at com.ibm.ws.webcontainer.servlet.ServletWrapperImpl.handleRequest(ServletWrapperImpl.java:178)
at com.ibm.ws.webcontainer.filter.WebAppFilterManager.invokeFilters(WebAppFilterManager.java:1020)
at com.ibm.ws.webcontainer.webapp.WebApp.handleRequest(WebApp.java:3639)
at com.ibm.ws.webcontainer.webapp.WebGroup.handleRequest(WebGroup.java:304)
at com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:950)
at com.ibm.ws.webcontainer.WSWebContainer.handleRequest(WSWebContainer.java:1659)
at com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:195)
at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:452)
at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewRequest(HttpInboundLink.java:511)
at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.processRequest(HttpInboundLink.java:305)
at com.ibm.ws.http.channel.inbound.impl.HttpICLReadCallback.complete(HttpICLReadCallback.java:83)
at com.ibm.ws.tcp.channel.impl.AioReadCompletionListener.futureCompleted(AioReadCompletionListener.java:165)
at com.ibm.io.async.AbstractAsyncFuture.invokeCallback(AbstractAsyncFuture.java:217)
at com.ibm.io.async.AsyncChannelFuture.fireCompletionActions(AsyncChannelFuture.java:161)
at com.ibm.io.async.AsyncFuture.completed(AsyncFuture.java:138)
at com.ibm.io.async.ResultHandler.complete(ResultHandler.java:204)
at com.ibm.io.async.ResultHandler.runEventProcessingLoop(ResultHandler.java:816)
at com.ibm.io.async.ResultHandler$2.run(ResultHandler.java:905)
at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1648)
Caused by: org.apache.jasper.el.JspELException: /sc40/NewContract.jsp(130,5) '#{pc_NewContract.overrideAsOfDtSQL}' Cannot convert 4/23/12 12:00 AM of type class java.util.Date to class java.sql.Date
at org.apache.jasper.el.JspValueExpression.setValue(JspValueExpression.java:98)
at javax.faces.component.UIInput.updateModel(UIInput.java:380)
... 35 more
2 回答
将
#{pc_NewContract.overrideAsOfDtSQL}
后面的属性重新声明为java.util.Date
而不是java.sql.Date
. 您根本不应该在模型中使用JDBC特定的数据类型 . 请注意java.sql.Date
是java.util.Date
的子类,因此在DAO中从数据库映射到模型时,根本不需要转换它 .没有改变hibernate模型就有解决方法 . 我更喜欢这种方式,因为所有更改都在jsf层中 .
您可以在复合组件中使用绑定 . 下一个代码是rich:calendar(使用java.util.Date)的示例
... <cc:interface componentType =“CalendarComponent”>
...... </ cc:interface>
... <rich:calendar value =“#”binding =“#”/>
...
</立方厘米:实施>
...
并在CalendarComponent中: