filterconfig.html
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Java 2 Platform EE v1.3: Interface FilterConfig
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javax.servlet</FONT>
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Interface FilterConfig</H2>
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<DT>public interface <B>FilterConfig</B></DL>
<P>
A filter configuration object used by a servlet container
used to pass information to a filter during initialization.
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<DT><B>Since: </B><DD>Servlet 2.3</DD>
<DT><B>See Also: </B><DD><A HREF="../../javax/servlet/Filter.html"><CODE>Filter</CODE></A></DL>
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<CODE> java.lang.String</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../javax/servlet/FilterConfig.html#getFilterName()">getFilterName</A></B>()</CODE>
<BR>
Returns the filter-name of this filter as defined in the deployment descriptor.</TD>
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<CODE> java.lang.String</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../javax/servlet/FilterConfig.html#getInitParameter(java.lang.String)">getInitParameter</A></B>(java.lang.String name)</CODE>
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Returns a <code>String</code> containing the value of the
named initialization parameter, or <code>null</code> if
the parameter does not exist.</TD>
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<CODE> java.util.Enumeration</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../javax/servlet/FilterConfig.html#getInitParameterNames()">getInitParameterNames</A></B>()</CODE>
<BR>
Returns the names of the servlet's initialization parameters
as an <code>Enumeration</code> of <code>String</code> objects,
or an empty <code>Enumeration</code> if the servlet has
no initialization parameters.</TD>
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<CODE> <A HREF="../../javax/servlet/ServletContext.html">ServletContext</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../javax/servlet/FilterConfig.html#getServletContext()">getServletContext</A></B>()</CODE>
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Returns a reference to the <A HREF="../../javax/servlet/ServletContext.html"><CODE>ServletContext</CODE></A> in which the caller
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<A NAME="getFilterName()"><!-- --></A><H3>
getFilterName</H3>
<PRE>
public java.lang.String <B>getFilterName</B>()</PRE>
<DL>
<DD>Returns the filter-name of this filter as defined in the deployment descriptor.</DL>
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<A NAME="getServletContext()"><!-- --></A><H3>
getServletContext</H3>
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public <A HREF="../../javax/servlet/ServletContext.html">ServletContext</A> <B>getServletContext</B>()</PRE>
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<DD>Returns a reference to the <A HREF="../../javax/servlet/ServletContext.html"><CODE>ServletContext</CODE></A> in which the caller
is executing.<DD><DL>
<DT><B>Returns:</B><DD>a <A HREF="../../javax/servlet/ServletContext.html"><CODE>ServletContext</CODE></A> object, used
by the caller to interact with its servlet
container<DT><B>See Also: </B><DD><A HREF="../../javax/servlet/ServletContext.html"><CODE>ServletContext</CODE></A></DL>
</DD>
</DL>
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<A NAME="getInitParameter(java.lang.String)"><!-- --></A><H3>
getInitParameter</H3>
<PRE>
public java.lang.String <B>getInitParameter</B>(java.lang.String name)</PRE>
<DL>
<DD>Returns a <code>String</code> containing the value of the
named initialization parameter, or <code>null</code> if
the parameter does not exist.<DD><DL>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - a <code>String</code> specifying the name
of the initialization parameter<DT><B>Returns:</B><DD>a <code>String</code> containing the value
of the initialization parameter</DL>
</DD>
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<A NAME="getInitParameterNames()"><!-- --></A><H3>
getInitParameterNames</H3>
<PRE>
public java.util.Enumeration <B>getInitParameterNames</B>()</PRE>
<DL>
<DD>Returns the names of the servlet's initialization parameters
as an <code>Enumeration</code> of <code>String</code> objects,
or an empty <code>Enumeration</code> if the servlet has
no initialization parameters.<DD><DL>
<DT><B>Returns:</B><DD>an <code>Enumeration</code> of <code>String</code>
objects containing the names of the servlet's
initialization parameters</DL>
</DD>
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