javax.servlet
Interface FilterConfig
public interface FilterConfig
A filter configuration object used by a servlet container
to pass information to a filter during initialization.
String | getFilterName()- Returns the filter-name of this filter as defined in the deployment descriptor.
|
String | getInitParameter(String name)- Returns a
String containing the value of the
named initialization parameter, or null if
the parameter does not exist.
|
Enumeration | getInitParameterNames()- Returns the names of the filter's initialization parameters
as an
Enumeration of String objects,
or an empty Enumeration if the filter has
no initialization parameters.
|
ServletContext | getServletContext()- Returns a reference to the
ServletContext in which the caller
is executing.
|
getFilterName
public String getFilterName()
Returns the filter-name of this filter as defined in the deployment descriptor.
getInitParameter
public String getInitParameter(String name)
Returns a String containing the value of the
named initialization parameter, or null if
the parameter does not exist.
name - a String specifying the name
of the initialization parameter
- a
String containing the value
of the initialization parameter
getInitParameterNames
public Enumeration getInitParameterNames()
Returns the names of the filter's initialization parameters
as an Enumeration of String objects,
or an empty Enumeration if the filter has
no initialization parameters.
- an
Enumeration of String
objects containing the names of the filter's
initialization parameters
getServletContext
public ServletContext getServletContext()
Returns a reference to the
ServletContext in which the caller
is executing.
- a
ServletContext object, used
by the caller to interact with its servlet
container
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