Package javax.servlet

Interface FilterConfig

All Known Implementing Classes:
GenericFilter, HttpFilter

public interface FilterConfig
A filter configuration object used by a servlet container to pass information to a filter during initialization.
Servlet 2.3
See Also:
  • Method Details

    • getFilterName

      String getFilterName()
      Get the name of the filter.
      The filter-name of this filter as defined in the deployment descriptor.
    • getServletContext

      ServletContext getServletContext()
      Returns a reference to the ServletContext in which the caller is executing.
      ServletContext object, used by the caller to interact with its servlet container
      See Also:
    • getInitParameter

      String getInitParameter(String name)
      Returns a String containing the value of the named initialization parameter, or null if the parameter does not exist.
      name - String specifying the name of the initialization parameter
      String containing the value of the initialization parameter
    • getInitParameterNames

      Enumeration<String> 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.
      Enumeration of String objects containing the names of the filter's initialization parameters