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Java > Open Source Codes > org > apache > turbine > pipeline > DirectTargetValve


1  package org.apache.turbine.pipeline;
2
3 /* ====================================================================
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56
57 import org.apache.turbine.RunData;
58 import org.apache.turbine.TemplateContext;
59 import org.apache.commons.logging.Log;
60 import org.apache.commons.logging.LogFactory;
61
62 /**
63  * This <code>Valve</code> overrides the <code>render()</code> method
64  * of DefaultTargetValve, so that the response is written as the
65  * template is rendered. In "Turbine classic" mode (from the 2.x
66  * days) the results of template rendering are buffered (built up as a
67  * <code>String</code>) and output after all rendering is completed.
68  *
69  * @author <a HREF="mailto:jmcnally@apache.org">John McNally</a>
70  * @author <a HREF="mailto:dlr@finemaltcoding.com">Daniel Rall</a>
71  * @author <a HREF="mailto:james@jamestaylor.org">James Taylor</a>
72  * @version $Id: DirectTargetValve.java,v 1.6 2002/04/09 17:29:34 jtaylor Exp $
73  * @see org.apache.turbine.pipeline.ClassicPipeline
74  */
75 public class DirectTargetValve
76     extends DefaultTargetValve
77 {
78     private static final Log log = LogFactory.getLog(DirectTargetValve.class);
79     
80     /**
81      * Renders and writes result to the output stream in an
82      * unbuffered fashion.
83      *
84      * @see org.apache.turbine.pipeline.DefaultTargetValve#execute(RunData)
85      */
86     protected void render(RunData data, TemplateContext context, String JavaDoc target)
87         throws Exception JavaDoc
88     {
89         if (log.isDebugEnabled())
90         {
91             log.debug("Rendering target " + target);
92         }
93
94         Renderer r = new DirectRenderer(data);
95         
96         // FIXME: Can we remove hardcoding here?
97 context.put("renderer", r);
98
99         // Render the target directly to the response
100 r.render(target);
101     }
102 }
103
104
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