java.lang.IllegalArgumentException 参数类型错误.

严重: Servlet.service() for servlet Blocking Servlet threw exception
java.lang.IllegalArgumentException: Cannot convert value of type [pack.java.jsf.javabean.ReturnTableBean] to required type [pack.java.jsf.javabean.RequisitionBill] for property 'requisitionBill': no matching editors or conversion strategy found
 at org.springframework.beans.TypeConverterDelegate.convertIfNecessary(TypeConverterDelegate.java:231)
 at org.springframework.beans.TypeConverterDelegate.convertIfNecessary(TypeConverterDelegate.java:138)
 at org.springframework.beans.BeanWrapperImpl.convertForProperty(BeanWrapperImpl.java:386)
 at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.convertForProperty(AbstractAutowireCapableBeanFactory.java:1289)
 at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1250)
 at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1010)
 at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:472)
 at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:409)
 at java.security.AccessController.doPrivileged(Native Method)
 at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:380)
 at org.springframework.beans.factory.support.AbstractBeanFactory$2.getObject(AbstractBeanFactory.java:302)
 at org.springframework.web.context.request.AbstractRequestAttributesScope.get(AbstractRequestAttributesScope.java:43)
 at org.springframework.web.context.request.SessionScope.get(SessionScope.java:90)
 at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:298)
 at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:185)
 at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:164)
 at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:880)
 at org.springframework.web.jsf.DelegatingVariableResolver.resolveSpringBean(DelegatingVariableResolver.java:138)
 at org.springframework.web.jsf.DelegatingVariableResolver.resolveVariable(DelegatingVariableResolver.java:111)
 at com.sun.faces.el.VariableResolverChainWrapper.getValue(VariableResolverChainWrapper.java:107)
 at javax.el.CompositeELResolver.getValue(CompositeELResolver.java:54)
 at com.sun.faces.el.FacesCompositeELResolver.getValue(FacesCompositeELResolver.java:72)
 at org.apache.el.parser.AstIdentifier.getValue(AstIdentifier.java:68)
 at org.apache.el.parser.AstValue.getValue(AstValue.java:112)
 at org.apache.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:186)
 at com.sun.facelets.el.TagValueExpression.getValue(TagValueExpression.java:71)
 at javax.faces.component.UIData.getValue(UIData.java:609)
 at com.icesoft.faces.component.panelseries.UISeries.getValue(UISeries.java:572)
 at com.icesoft.faces.component.panelseries.UISeries.getDataModel(UISeries.java:357)
 at com.icesoft.faces.component.panelseries.UISeries.processCurrentRowData(UISeries.java:144)
 at com.icesoft.faces.component.panelseries.UISeries.setRowIndex(UISeries.java:136)
 at com.icesoft.faces.component.ext.renderkit.TableRenderer.renderFacet(TableRenderer.java:146)
 at com.icesoft.faces.renderkit.dom_html_basic.TableRenderer.encodeBegin(TableRenderer.java:122)
 at javax.faces.component.UIComponentBase.encodeBegin(UIComponentBase.java:813)
 at javax.faces.component.UIData.encodeBegin(UIData.java:962)

 

 

原因是因为:在spring 配置bean 的时候,把类型配置错误..然后注入到Service层的时候,指定的另一个类型..

只需要该成你配置的那个类型就行。