org.richfaces.view.facelets.html.AjaxPollHandler Maven / Gradle / Ivy
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* Lesser General Public License for more details.
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package org.richfaces.view.facelets.html;
import javax.faces.event.ActionEvent;
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).setAction(getMethodBinding(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) {
((AbstractPoll) instance).setActionListener(getMethodBinding(ctx));
}
};
}
}
return null;
}
}
}