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19 package org.apache.myfaces.renderkit;
20
21 import org.apache.commons.logging.Log;
22 import org.apache.commons.logging.LogFactory;
23
24 import javax.faces.FacesException;
25 import javax.faces.context.FacesContext;
26 import javax.faces.render.RenderKit;
27 import javax.faces.render.RenderKitFactory;
28 import java.util.HashMap;
29 import java.util.Iterator;
30 import java.util.Map;
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37 public class RenderKitFactoryImpl
38 extends RenderKitFactory
39 {
40 private static final Log log = LogFactory.getLog(RenderKitFactoryImpl.class);
41
42 private Map<String, RenderKit> _renderkits = new HashMap<String, RenderKit>();
43
44 public RenderKitFactoryImpl()
45 {
46 }
47
48 public void purgeRenderKit()
49 {
50 _renderkits.clear();
51 }
52
53 public void addRenderKit(String renderKitId, RenderKit renderKit)
54 {
55 if (renderKitId == null) throw new NullPointerException("renderKitId");
56 if (renderKit == null) throw new NullPointerException("renderKit");
57 if (log.isInfoEnabled())
58 {
59 if (_renderkits.containsKey(renderKitId))
60 {
61 log.info("RenderKit with renderKitId '" + renderKitId + "' was replaced.");
62 }
63 }
64 _renderkits.put(renderKitId, renderKit);
65 }
66
67
68 public RenderKit getRenderKit(FacesContext context, String renderKitId)
69 throws FacesException
70 {
71 if (renderKitId == null) throw new NullPointerException("renderKitId");
72 RenderKit renderkit = _renderkits.get(renderKitId);
73 if (renderkit == null)
74 {
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80 log.warn("Unknown RenderKit '" + renderKitId + "'.");
81 }
82 return renderkit;
83 }
84
85
86 public Iterator<String> getRenderKitIds()
87 {
88 return _renderkits.keySet().iterator();
89 }
90 }