/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to you under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* $Id: SelectItemBuilder.java 464373 2006-10-16 04:21:54Z rahul $
*/
package org.apache.shale.clay.parser.builder;
import org.apache.shale.clay.config.beans.AttributeBean;
import org.apache.shale.clay.config.beans.ComponentBean;
import org.apache.shale.clay.config.beans.ElementBean;
import org.apache.shale.clay.parser.Node;
/**
* <p>
* This {@link Builder} will create a {@link ElementBean} that will be used to
* create a single html option element. The {@link OptionBuilderRule} will
* handle mapping the html element to this builder.
* </p>
*/
public class SelectItemBuilder extends Builder {
/**
* <p>
* Returns a <code>jsfid</code> that will be set on the
* target {@link ElementBean}. </p>
*
* @param node markup
* @return jsfid
*/
protected String getJsfid(Node node) {
return "selectItem";
}
/**
* <p>
* Returns the JSF component type of <code>javax.faces.SelectItem</code>
* that will populate a {@link ElementBean} and create an html option.
* </p>
*
* @param node markup
* @return component type
*/
protected String getComponentType(Node node) {
return "javax.faces.SelectItem";
}
/**
* <p>
* The default for a single option is to look at the next html node to find
* the label.
* </p>
*
* @param node markup
* @param target child config bean
* @param root parent config bean
*/
protected void encodeBegin(Node node, ElementBean target,
ComponentBean root) {
super.encodeBegin(node, target, root);
if (!getBuildNodeBody(node, target)) {
return;
}
if (target.getAttributes().containsKey("itemValue")
&& node.getAttributes().containsKey("value")) {
String value = (String) node.getAttributes().get("value");
AttributeBean attr = target.getAttribute("itemValue");
createAttribute(attr, value, target);
}
if (target.getAttributes().containsKey("itemLabel")
&& node.getChildren().size() == 1) {
Node child = (Node) node.getChildren().get(0);
String value = child.getToken().getRawText();
AttributeBean attr = target.getAttribute("itemLabel");
createAttribute(attr, value, target);
}
}
/**
* <p>Returns <code>true</code> by default meaning that the
* parent will render children.</p>
*
* @param node markup
* @param target child config bean
* @return <code>false</code> if the node's children should be ignored
*/
protected boolean getBuildNodeBody(Node node, ElementBean target) {
if (target.getAllowBody() != null) {
return super.getBuildNodeBody(node, target);
}
return true;
}
}