Package javax.servlet
Interface FilterConfig
public interface FilterConfig
A filter configuration object used by a servlet container
used to pass information to a filter during initialization.
- Since:
- Servlet 2.3
- See Also:
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Method Summary
Modifier and TypeMethodDescriptionReturns the filter-name of this filter as defined in the deployment descriptor.getInitParameter(String name) Returns aStringcontaining the value of the named initialization parameter, ornullif the parameter does not exist.Returns the names of the servlet's initialization parameters as anEnumerationofStringobjects, or an emptyEnumerationif the servlet has no initialization parameters.Returns a reference to theServletContextin which the caller is executing.
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Method Details
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getFilterName
String getFilterName()Returns the filter-name of this filter as defined in the deployment descriptor. -
getServletContext
ServletContext getServletContext()Returns a reference to theServletContextin which the caller is executing.- Returns:
- a
ServletContextobject, used by the caller to interact with its servlet container - See Also:
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getInitParameter
Returns aStringcontaining the value of the named initialization parameter, ornullif the parameter does not exist.- Parameters:
name- aStringspecifying the name of the initialization parameter- Returns:
- a
Stringcontaining the value of the initialization parameter
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getInitParameterNames
Enumeration getInitParameterNames()Returns the names of the servlet's initialization parameters as anEnumerationofStringobjects, or an emptyEnumerationif the servlet has no initialization parameters.- Returns:
- an
EnumerationofStringobjects containing the names of the servlet's initialization parameters
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