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* Copyright , Red Hat, Inc. and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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 software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.richfaces.view.facelets.html;
import javax.faces.event.ActionEvent;
import javax.faces.event.ActionListener;
import javax.faces.event.MethodExpressionActionListener;
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.AbstractPoll;
import org.richfaces.view.facelets.MethodMetadata;
public class AjaxPollHandler extends ComponentHandler {
private static final AjaxPollHandlerMetaRule META_RULE = new AjaxPollHandlerMetaRule();
public AjaxPollHandler(ComponentConfig config) {
super(config);
}
protected MetaRuleset createMetaRuleset(Class type) {
MetaRuleset m = super.createMetaRuleset(type);
m.addRule(META_RULE);
return m;
}
static class AjaxPollHandlerMetaRule extends MetaRule {
public Metadata applyRule(String name, TagAttribute attribute, MetadataTarget meta) {
if (meta.isTargetInstanceOf(AbstractPoll.class)) {
if ("action".equals(name)) {
return new MethodMetadata(attribute) {
public void applyMetadata(FaceletContext ctx, Object instance) {
((AbstractPoll) instance).setActionExpression(getMethodExpression(ctx));
}
};
}
if ("actionExpression".equals(name)) {
return new MethodMetadata(attribute) {
public void applyMetadata(FaceletContext ctx, Object instance) {
((AbstractPoll) instance).setActionExpression(getMethodExpression(ctx));
}
};
}
if ("actionListener".equals(name)) {
return new MethodMetadata(attribute, ActionEvent.class) {
public void applyMetadata(FaceletContext ctx, Object instance) {
ActionListener actionListener = new MethodExpressionActionListener(getMethodExpression(ctx));
((AbstractPoll) instance).addActionListener(actionListener);
}
};
}
}
return null;
}
}
}