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