org.springframework.web.servlet.mvc.multiaction
Class ParameterMethodNameResolver

java.lang.Object
  org.springframework.web.servlet.mvc.multiaction.ParameterMethodNameResolver

All Implemented Interfaces:

MethodNameResolver

public class ParameterMethodNameResolver

extends Object

implements MethodNameResolver

Simple implementation of MethodNameResolver that looks for a parameter value containing the name of the method to invoke.

The name of the parameter and optionally also the name of a default handler method can be specified as JavaBean properties.

Author:

Rod Johnson, Juergen Hoeller

See Also:

setParamName(java.lang.String), setDefaultMethodName(java.lang.String)

Field Summary

static String

DEFAULT_PARAM_NAME

Constructor Summary

ParameterMethodNameResolver()

Method Summary

String	getHandlerMethodName(HttpServletRequest request) Return a method name that can handle this request.
void	setDefaultMethodName(String defaultMethodName) Set the name of the default handler method that should be used when no parameter was found in the request
void	setParamName(String paramName) Set the parameter name we're looking for.

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_PARAM_NAME

public static final String DEFAULT_PARAM_NAME

See Also:

Constant Field Values

Constructor Detail

ParameterMethodNameResolver

public ParameterMethodNameResolver()

Method Detail

setParamName

public void setParamName(String paramName)

Set the parameter name we're looking for. Default is "action".

setDefaultMethodName

public void setDefaultMethodName(String defaultMethodName)

Set the name of the default handler method that should be used when no parameter was found in the request

getHandlerMethodName

public String getHandlerMethodName(HttpServletRequest request)
                            throws NoSuchRequestHandlingMethodException

Description copied from interface: MethodNameResolver

Return a method name that can handle this request. Such mappings are typically, but not necessarily, based on URL.

Specified by:

getHandlerMethodName in interface MethodNameResolver

Parameters:

request - current HTTP request

Returns:

a method name that can handle this request. Never returns null; throws exception if not resolvable.

Throws:

NoSuchRequestHandlingMethodException - if no method can be found for this URL