org.richfaces.view.facelets.html.MediaOutputHandler Maven / Gradle / Ivy
/**
* License Agreement.
*
* Rich Faces - Natural Ajax for Java Server Faces (JSF)
*
* Copyright (C) 2007 Exadel, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1 as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package org.richfaces.view.facelets.html;
import java.io.OutputStream;
import javax.faces.view.facelets.ComponentConfig;
import javax.faces.view.facelets.ComponentHandler;
import javax.faces.view.facelets.FaceletContext;
import javax.faces.view.facelets.MetaRule;
import javax.faces.view.facelets.MetaRuleset;
import javax.faces.view.facelets.Metadata;
import javax.faces.view.facelets.MetadataTarget;
import javax.faces.view.facelets.TagAttribute;
import org.richfaces.component.AbstractMediaOutput;
import org.richfaces.view.facelets.MethodMetadata;
/**
* @author shura (latest modification by $Author: alexsmirnov $)
* @version $Revision: 1.1.2.1 $ $Date: 2007/02/01 15:31:22 $
*
*/
public class MediaOutputHandler extends ComponentHandler {
private static final MediaOutputHandlerMetaRule META_RULE = new MediaOutputHandlerMetaRule();
public MediaOutputHandler(ComponentConfig config) {
super(config);
}
protected MetaRuleset createMetaRuleset(Class type) {
MetaRuleset m = super.createMetaRuleset(type);
m.addRule(META_RULE);
return m;
}
static class MediaOutputHandlerMetaRule extends MetaRule {
public Metadata applyRule(String name, TagAttribute attribute, MetadataTarget meta) {
if (meta.isTargetInstanceOf(AbstractMediaOutput.class)) {
if ("createContent".equals(name)) {
return new MethodMetadata(attribute, OutputStream.class, Object.class) {
public void applyMetadata(FaceletContext ctx, Object instance) {
((AbstractMediaOutput) instance).setCreateContent(getMethodExpression(ctx));
}
};
}
}
return null;
}
}
}