org.apache.struts2.interceptor
Class CheckboxInterceptor

java.lang.Object
  org.apache.struts2.interceptor.CheckboxInterceptor

All Implemented Interfaces:

Interceptor, Serializable

public class CheckboxInterceptor
extends Object
implements Interceptor

Looks for a hidden identification field that specifies the original value of the checkbox. If the checkbox isn't submitted, insert it into the parameters as if it was with the value of 'false'.

• setUncheckedValue - The default value of an unchecked box can be overridden by setting the 'uncheckedValue' property.

See Also:

Serialized Form

Field Summary

private static long	serialVersionUID Auto-generated serialization id
private String	uncheckedValue

Constructor Summary

CheckboxInterceptor()

Method Summary

void	destroy() Called to let an interceptor clean up any resources it has allocated.
void	init() Called after an interceptor is created, but before any requests are processed using intercept , giving the Interceptor a chance to initialize any needed resources.
String	intercept(ActionInvocation ai) Allows the Interceptor to do some processing on the request before and/or after the rest of the processing of the request by the ActionInvocation or to short-circuit the processing and just return a String return code.
void	setUncheckedValue(String uncheckedValue) Overrides the default value for an unchecked checkbox

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

serialVersionUID

private static final long serialVersionUID

Auto-generated serialization id

See Also:

Constant Field Values

uncheckedValue

private String uncheckedValue

Constructor Detail

CheckboxInterceptor

public CheckboxInterceptor()

Method Detail

destroy

public void destroy()

Description copied from interface: Interceptor

Called to let an interceptor clean up any resources it has allocated.

Specified by:

destroy in interface Interceptor

init

public void init()

Description copied from interface: Interceptor

Called after an interceptor is created, but before any requests are processed using intercept , giving the Interceptor a chance to initialize any needed resources.

Specified by:

init in interface Interceptor

intercept

public String intercept(ActionInvocation ai)
                 throws Exception

Description copied from interface: Interceptor

Allows the Interceptor to do some processing on the request before and/or after the rest of the processing of the request by the ActionInvocation or to short-circuit the processing and just return a String return code.

Specified by:

intercept in interface Interceptor

Parameters:

ai - the action invocation

Returns:

the return code, either returned from ActionInvocation.invoke(), or from the interceptor itself.

Throws:

Exception - any system-level error, as defined in Action.execute().

setUncheckedValue

public void setUncheckedValue(String uncheckedValue)

Overrides the default value for an unchecked checkbox

Parameters:

uncheckedValue - The uncheckedValue to set