src/content/engine/1.4/api/org/apache/velocity/context/Context.html - velocity-site - Git at Google

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 org.apache.velocity.context</FONT>
 <BR>
 Interface  Context</H2>
 <DL>
 <DT><B>All Known Subinterfaces:</B> <DD><A HREF="../../../../org/apache/velocity/context/InternalContextAdapter.html">InternalContextAdapter</A></DD>
 </DL>
 <DL>
 <DT><B>All Known Implementing Classes:</B> <DD><A HREF="../../../../org/apache/velocity/context/AbstractContext.html">AbstractContext</A></DD>
 </DL>
 <HR>
 <DL>
 <DT>public interface <B>Context</B></DL>

 <P>
 Interface describing the application data context.  This set of
   routines is used by the application to set and remove 'named' data
   object to pass them to the template engine to use when rendering
   a template.

   This is the same set of methods supported by the original Context
   class
 <P>
 <DL>
 <DT><B>Version: </B><DD>$Id: Context.java,v 1.5.4.1 2004/03/03 23:22:54 geirm Exp $</DD>
 <DT><B>Author: </B><DD><a href="mailto:jvanzyl@apache.org">Jason van Zyl</a>, <a href="mailto:geirm@optonline.net">Geir Magnusson Jr.</a></DD>
 <DT><B>See Also: </B><DD><A HREF="../../../../org/apache/velocity/context/AbstractContext.html"><CODE>AbstractContext</CODE></A>,
 <A HREF="../../../../org/apache/velocity/VelocityContext.html"><CODE>VelocityContext</CODE></A></DL>
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 <CODE>&nbsp;boolean</CODE></FONT></TD>
 <TD><CODE><B><A HREF="../../../../org/apache/velocity/context/Context.html#containsKey(java.lang.Object)">containsKey</A></B>(java.lang.Object&nbsp;key)</CODE>

 <BR>
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Indicates whether the specified key is in the context.</TD>
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 <CODE>&nbsp;java.lang.Object</CODE></FONT></TD>
 <TD><CODE><B><A HREF="../../../../org/apache/velocity/context/Context.html#get(java.lang.String)">get</A></B>(java.lang.String&nbsp;key)</CODE>

 <BR>
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Gets the value corresponding to the provided key from the context.</TD>
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 <CODE>&nbsp;java.lang.Object[]</CODE></FONT></TD>
 <TD><CODE><B><A HREF="../../../../org/apache/velocity/context/Context.html#getKeys()">getKeys</A></B>()</CODE>

 <BR>
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get all the keys for the values in the context</TD>
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 <CODE>&nbsp;java.lang.Object</CODE></FONT></TD>
 <TD><CODE><B><A HREF="../../../../org/apache/velocity/context/Context.html#put(java.lang.String, java.lang.Object)">put</A></B>(java.lang.String&nbsp;key,
     java.lang.Object&nbsp;value)</CODE>

 <BR>
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Adds a name/value pair to the context.</TD>
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 <CODE>&nbsp;java.lang.Object</CODE></FONT></TD>
 <TD><CODE><B><A HREF="../../../../org/apache/velocity/context/Context.html#remove(java.lang.Object)">remove</A></B>(java.lang.Object&nbsp;key)</CODE>

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 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Removes the value associated with the specified key from the context.</TD>
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 <A NAME="put(java.lang.String, java.lang.Object)"><!-- --></A><H3>
 put</H3>
 <PRE>
 public java.lang.Object <B>put</B>(java.lang.String&nbsp;key,
                             java.lang.Object&nbsp;value)</PRE>
 <DL>
 <DD>Adds a name/value pair to the context.<DD><DL>
 <DT><B>Parameters:</B><DD><CODE>key</CODE> - The name to key the provided value with.<DD><CODE>value</CODE> - The corresponding value.</DL>
 </DD>
 </DL>
 <HR>

 <A NAME="get(java.lang.String)"><!-- --></A><H3>
 get</H3>
 <PRE>
 public java.lang.Object <B>get</B>(java.lang.String&nbsp;key)</PRE>
 <DL>
 <DD>Gets the value corresponding to the provided key from the context.<DD><DL>
 <DT><B>Parameters:</B><DD><CODE>key</CODE> - The name of the desired value.<DT><B>Returns:</B><DD>The value corresponding to the provided key.</DL>
 </DD>
 </DL>
 <HR>

 <A NAME="containsKey(java.lang.Object)"><!-- --></A><H3>
 containsKey</H3>
 <PRE>
 public boolean <B>containsKey</B>(java.lang.Object&nbsp;key)</PRE>
 <DL>
 <DD>Indicates whether the specified key is in the context.<DD><DL>
 <DT><B>Parameters:</B><DD><CODE>key</CODE> - The key to look for.<DT><B>Returns:</B><DD>Whether the key is in the context.</DL>
 </DD>
 </DL>
 <HR>

 <A NAME="getKeys()"><!-- --></A><H3>
 getKeys</H3>
 <PRE>
 public java.lang.Object[] <B>getKeys</B>()</PRE>
 <DL>
 <DD>Get all the keys for the values in the context</DL>
 <HR>

 <A NAME="remove(java.lang.Object)"><!-- --></A><H3>
 remove</H3>
 <PRE>
 public java.lang.Object <B>remove</B>(java.lang.Object&nbsp;key)</PRE>
 <DL>
 <DD>Removes the value associated with the specified key from the context.<DD><DL>
 <DT><B>Parameters:</B><DD><CODE>key</CODE> - The name of the value to remove.<DT><B>Returns:</B><DD>The value that the key was mapped to, or <code>null</code>
             if unmapped.</DL>
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	Velocity 1.4 API: Interface Context
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	org.apache.velocity.context</FONT>
	<BR>
	Interface Context</H2>
	<DL>
	<DT><B>All Known Subinterfaces:</B> <DD><A HREF="../../../../org/apache/velocity/context/InternalContextAdapter.html">InternalContextAdapter</A></DD>
	</DL>
	<DL>
	<DT><B>All Known Implementing Classes:</B> <DD><A HREF="../../../../org/apache/velocity/context/AbstractContext.html">AbstractContext</A></DD>
	</DL>
	<HR>
	<DL>
	<DT>public interface <B>Context</B></DL>

	<P>
	Interface describing the application data context. This set of
	routines is used by the application to set and remove 'named' data
	object to pass them to the template engine to use when rendering
	a template.

	This is the same set of methods supported by the original Context
	class
	<P>
	<DL>
	<DT><B>Version: </B><DD>$Id: Context.java,v 1.5.4.1 2004/03/03 23:22:54 geirm Exp $</DD>
	<DT><B>Author: </B><DD><a href="mailto:jvanzyl@apache.org">Jason van Zyl</a>, <a href="mailto:geirm@optonline.net">Geir Magnusson Jr.</a></DD>
	<DT><B>See Also: </B><DD><A HREF="../../../../org/apache/velocity/context/AbstractContext.html"><CODE>AbstractContext</CODE></A>,
	<A HREF="../../../../org/apache/velocity/VelocityContext.html"><CODE>VelocityContext</CODE></A></DL>
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	<CODE> boolean</CODE></FONT></TD>
	<TD><CODE><B><A HREF="../../../../org/apache/velocity/context/Context.html#containsKey(java.lang.Object)">containsKey</A></B>(java.lang.Object key)</CODE>

	<BR>
	Indicates whether the specified key is in the context.</TD>
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	<TR BGCOLOR="white" CLASS="TableRowColor">
	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
	<CODE> java.lang.Object</CODE></FONT></TD>
	<TD><CODE><B><A HREF="../../../../org/apache/velocity/context/Context.html#get(java.lang.String)">get</A></B>(java.lang.String key)</CODE>

	<BR>
	Gets the value corresponding to the provided key from the context.</TD>
	</TR>
	<TR BGCOLOR="white" CLASS="TableRowColor">
	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
	<CODE> java.lang.Object[]</CODE></FONT></TD>
	<TD><CODE><B><A HREF="../../../../org/apache/velocity/context/Context.html#getKeys()">getKeys</A></B>()</CODE>

	<BR>
	Get all the keys for the values in the context</TD>
	</TR>
	<TR BGCOLOR="white" CLASS="TableRowColor">
	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
	<CODE> java.lang.Object</CODE></FONT></TD>
	<TD><CODE><B><A HREF="../../../../org/apache/velocity/context/Context.html#put(java.lang.String, java.lang.Object)">put</A></B>(java.lang.String key,
	java.lang.Object value)</CODE>

	<BR>
	Adds a name/value pair to the context.</TD>
	</TR>
	<TR BGCOLOR="white" CLASS="TableRowColor">
	<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
	<CODE> java.lang.Object</CODE></FONT></TD>
	<TD><CODE><B><A HREF="../../../../org/apache/velocity/context/Context.html#remove(java.lang.Object)">remove</A></B>(java.lang.Object key)</CODE>

	<BR>
	Removes the value associated with the specified key from the context.</TD>
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	<A NAME="put(java.lang.String, java.lang.Object)"><!-- --></A><H3>
	put</H3>
	<PRE>
	public java.lang.Object <B>put</B>(java.lang.String key,
	java.lang.Object value)</PRE>
	<DL>
	<DD>Adds a name/value pair to the context.<DD><DL>
	<DT><B>Parameters:</B><DD><CODE>key</CODE> - The name to key the provided value with.<DD><CODE>value</CODE> - The corresponding value.</DL>
	</DD>
	</DL>
	<HR>

	<A NAME="get(java.lang.String)"><!-- --></A><H3>
	get</H3>
	<PRE>
	public java.lang.Object <B>get</B>(java.lang.String key)</PRE>
	<DL>
	<DD>Gets the value corresponding to the provided key from the context.<DD><DL>
	<DT><B>Parameters:</B><DD><CODE>key</CODE> - The name of the desired value.<DT><B>Returns:</B><DD>The value corresponding to the provided key.</DL>
	</DD>
	</DL>
	<HR>

	<A NAME="containsKey(java.lang.Object)"><!-- --></A><H3>
	containsKey</H3>
	<PRE>
	public boolean <B>containsKey</B>(java.lang.Object key)</PRE>
	<DL>
	<DD>Indicates whether the specified key is in the context.<DD><DL>
	<DT><B>Parameters:</B><DD><CODE>key</CODE> - The key to look for.<DT><B>Returns:</B><DD>Whether the key is in the context.</DL>
	</DD>
	</DL>
	<HR>

	<A NAME="getKeys()"><!-- --></A><H3>
	getKeys</H3>
	<PRE>
	public java.lang.Object[] <B>getKeys</B>()</PRE>
	<DL>
	<DD>Get all the keys for the values in the context</DL>
	<HR>

	<A NAME="remove(java.lang.Object)"><!-- --></A><H3>
	remove</H3>
	<PRE>
	public java.lang.Object <B>remove</B>(java.lang.Object key)</PRE>
	<DL>
	<DD>Removes the value associated with the specified key from the context.<DD><DL>
	<DT><B>Parameters:</B><DD><CODE>key</CODE> - The name of the value to remove.<DT><B>Returns:</B><DD>The value that the key was mapped to, or <code>null</code>
	if unmapped.</DL>
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