空指针错误解决不了了 ssi框架 就想写在页面里输入内容 提交到表里 结果表单一提交 就这样了 沾了部分代码 求高手帮忙 菜鸟小弟多谢了
错误如下
严重: Servlet.service() for servlet default threw exception
java.lang.NullPointerException
at com.javasky.action.addWeapons.add(addWeapons.java:87)
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:597)
at com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:404)
at com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:267)
at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:229)
at com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:221)
at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:86)
at com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:224)
。。。。。。。。。。


我的配置如下
applicationContext如下
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN"
"http://www.springframework.org/dtd/spring-beans.dtd">
<beans>
<bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource" > 
  <property name="driverClassName"> 
  <value>oracle.jdbc.driver.OracleDriver</value> 
  </property> 
  <property name="url"> 
  <value>jdbc:oracle:thin:@localhost:1521:MYORACLE</value> 
  </property> 
  <property name="username"> 
  <value>MYD</value> 
  </property> 
  <property name="password"> 
  <value>12345</value> 
  </property> 
  </bean> 


  <bean id="sqlMapClient" class="org.springframework.orm.ibatis.SqlMapClientFactoryBean"> 
  <property name="configLocation"> 
  <value>classpath:SqlMapConfig.xml</value> 
  </property> 
  <property name="dataSource"> 
  <ref local="dataSource"/> 
  </property> 
  </bean> 
   
  <bean id="weapons" class="com.javasky.bean.weapons"></bean>
   
 <bean id="wdaoimpl" 
class="com.javasky.dao.impl.weaponsDaoImpl"> 
  <property name="sqlmapclient" ref="sqlMapClient"/> 
  <property name="gun" ref="weapons"/>
</bean> 
  
  
  <bean id="wserviceimpl" 
class="com.javasky.service.impl.weaponserviceimpl"> 
  <property name="weapons" ref="wdaoimpl"/> 
 <property name="gun" ref="weapons"/>
 </bean> 
 
 <bean id="waddweapons" class="com.javasky.action.addWeapons">
 <property name="ws" ref="wserviceimpl"></property>