org.apache.struts2.interceptor
Class ServletConfigInterceptor
java.lang.Object
com.opensymphony.xwork2.interceptor.AbstractInterceptor
org.apache.struts2.interceptor.ServletConfigInterceptor
- All Implemented Interfaces:
- com.opensymphony.xwork2.interceptor.Interceptor, java.io.Serializable, StrutsStatics
public class ServletConfigInterceptor
- extends com.opensymphony.xwork2.interceptor.AbstractInterceptor
- implements StrutsStatics
An interceptor which sets action properties based on the interfaces an action implements. For example, if the action
implements ParameterAware
then the action context's parameter map will be set on it.
This interceptor is designed to set all properties an action needs if it's aware of servlet parameters, the
servlet context, the session, etc. Interfaces that it supports are:
Interceptor parameters:
Extending the interceptor:
There are no known extension points for this interceptor.
Example code:
<action name="someAction" class="com.examples.SomeAction">
<interceptor-ref name="servlet-config"/>
<interceptor-ref name="basicStack"/>
<result name="success">good_result.ftl</result>
</action>
- See Also:
ServletContextAware
,
ServletRequestAware
,
ServletResponseAware
,
ParameterAware
,
SessionAware
,
ApplicationAware
,
PrincipalAware
,
Serialized Form
Method Summary |
java.lang.String |
intercept(com.opensymphony.xwork2.ActionInvocation invocation)
Sets action properties based on the interfaces an action implements. |
Methods inherited from class com.opensymphony.xwork2.interceptor.AbstractInterceptor |
destroy, init |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
ServletConfigInterceptor
public ServletConfigInterceptor()
intercept
public java.lang.String intercept(com.opensymphony.xwork2.ActionInvocation invocation)
throws java.lang.Exception
- Sets action properties based on the interfaces an action implements. Things like application properties,
parameters, session attributes, etc are set based on the implementing interface.
- Specified by:
intercept
in interface com.opensymphony.xwork2.interceptor.Interceptor
- Specified by:
intercept
in class com.opensymphony.xwork2.interceptor.AbstractInterceptor
- Parameters:
invocation
- an encapsulation of the action execution state.
- Throws:
java.lang.Exception
- if an error occurs when setting action properties.
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