jsf/plugins/org.eclipse.jst.pagedesigner/src/org/eclipse/jst/pagedesigner/utils/SelectManyHelper.java - jsf/webtools.jsf - Git at Google

 /*******************************************************************************
  * Copyright (c) 2006 Sybase, Inc. and others.
  *
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  *     Sybase, Inc. - initial API and implementation
  *******************************************************************************/
 package org.eclipse.jst.pagedesigner.utils;

 import java.util.ArrayList;
 import java.util.HashSet;
 import java.util.List;

 import org.eclipse.jst.pagedesigner.IHTMLConstants;
 import org.eclipse.jst.pagedesigner.IJMTConstants;
 import org.eclipse.jst.pagedesigner.IJSFConstants;
 import org.eclipse.jst.pagedesigner.css2.property.ICSSPropertyID;
 import org.eclipse.wst.xml.core.internal.provisional.document.IDOMElement;
 import org.eclipse.wst.xml.core.internal.provisional.document.IDOMModel;
 import org.eclipse.wst.xml.core.internal.provisional.document.IDOMNode;
 import org.w3c.dom.Element;
 import org.w3c.dom.Node;
 import org.w3c.dom.NodeList;

 /**
  * @author mengbo
  */
 public class SelectManyHelper {
 //	private static final String OPTION_VISUAL_PREFIX = "option: "; //$NON-NLS-1$
 //
 //	private static final String OPTION_VISUAL_PREFIX_BINDING = "option(binding): "; //$NON-NLS-1$
 //
 //	private static final String OPTION_VISUAL_PREFIX_VALUE = "option(value): "; //$NON-NLS-1$

 	private static final String NO_VALUE = "<no value>"; //$NON-NLS-1$

 	public static HashSet JSF_SELECT_TAGS, HTML_SELECT_TAGS;

 	public static HashSet HTML_SELECT_TAG_OPTIONS, JSF_SELECT_TAG_OPTIONS;

 	static {
 		HTML_SELECT_TAGS = new HashSet(10);
 		HTML_SELECT_TAGS.add(IHTMLConstants.TAG_SELECT);
 		HTML_SELECT_TAGS.add(IHTMLConstants.TAG_OPTGROUP);
 		HTML_SELECT_TAG_OPTIONS = new HashSet(10);
 		HTML_SELECT_TAG_OPTIONS.add(IHTMLConstants.TAG_OPTGROUP);
 		HTML_SELECT_TAG_OPTIONS.add(IHTMLConstants.TAG_OPTION);

 		JSF_SELECT_TAG_OPTIONS = new HashSet(10);
 		JSF_SELECT_TAG_OPTIONS.add(IJSFConstants.TAG_SELECTITEM);
 		JSF_SELECT_TAG_OPTIONS.add(IJSFConstants.TAG_SELECTITEMS);
 		JSF_SELECT_TAGS = new HashSet(10);
 		JSF_SELECT_TAGS.add(IJSFConstants.TAG_SELECTONELISTBOX);
 		JSF_SELECT_TAGS.add(IJSFConstants.TAG_SELECTONEMENU);
 		JSF_SELECT_TAGS.add(IJSFConstants.TAG_SELECTMANYLISTBOX);//
 		JSF_SELECT_TAGS.add(IJSFConstants.TAG_SELECTMANYMENU);//
 		JSF_SELECT_TAGS.add(IJSFConstants.TAG_SELECTMANYCHECKBOX);
 	}

 	public static Object[] getSelectOptions(Element node) {
 		if (node == null) {
 			return null;
 		}
 		IDOMModel xmlModel = null;
 		if (node instanceof IDOMNode) {
 			xmlModel = ((IDOMNode) node).getModel();
 		}
 		if (xmlModel == null) {
 			return null;
 		}
 		// TODO: this query is not cached.
 		String prefixNode = JSPUtil.getPrefix(xmlModel,
 				IJMTConstants.URI_JSF_HTML);
 		if (prefixNode != null && node.getPrefix() != null
 				&& node.getPrefix().equals(prefixNode)) {
 			if (JSF_SELECT_TAGS.contains(node.getLocalName())) {
 				String prefixItem = JSPUtil.getPrefix(xmlModel,
 						IJMTConstants.URI_JSF_CORE);
 				List result = new ArrayList();
 				NodeList items = node.getElementsByTagName(prefixItem
 						+ ":" + IJSFConstants.TAG_SELECTITEM); //$NON-NLS-1$
 				for (int i = 0, n = items.getLength(); i < n; i++) {
 					result.add(items.item(i));
 				}
 				items = node.getElementsByTagName(prefixItem
 						+ ":" + IJSFConstants.TAG_SELECTITEMS); //$NON-NLS-1$
 				for (int i = 0, n = items.getLength(); i < n; i++) {
 					result.add(items.item(i));
 				}
 				return result.size() > 0 ? result.toArray(new Node[result
 						.size()]) : null;
 			}
 		}
 		if (node.getPrefix() == null) {
 			if (HTML_SELECT_TAGS.contains(node.getNodeName().toLowerCase())) {
 				List result = new ArrayList();
 				NodeList options = node
 						.getElementsByTagName(IHTMLConstants.TAG_OPTION);
 				NodeList optionGroups = node
 						.getElementsByTagName(IHTMLConstants.TAG_OPTGROUP);
 				for (int i = 0, n = options.getLength(); i < n; i++) {
 					result.add(options.item(i));
 				}
 				for (int i = 0, n = optionGroups.getLength(); i < n; i++) {
 					result.add(optionGroups.item(i));
 				}
 				return result.toArray(new Node[result.size()]);
 			}
 		}
 		return null;
 	}

 	public static String[] getSelectOptionsString(Element node) {
 		if (node == null) {
 			return null;
 		}
 		Object[] options = getSelectOptions(node);
 		if (null == options || options[0] == null) {
 			return null;
 		}
 		List result = new ArrayList();
 		for (int i = 0, n = options.length; i < n; i++) {
 			if (options[i] instanceof Element) {
 				Element element = (Element) options[i];
 				Node value = null;
 				if (element.getNodeName()
 						.indexOf(IJSFConstants.TAG_SELECTITEMS) >= 0) {
 					value = element.getAttributeNode(IJSFConstants.ATTR_VALUE);
 				} else if (element.getNodeName().indexOf(
 						IJSFConstants.TAG_SELECTITEM) >= 0) {
 					value = element
 							.getAttributeNode(ICSSPropertyID.ATTR_ITEMLABEL);
 				}
 				if (value != null) {
 					result.add(value.getNodeValue());
 				}
 			}
 		}
 		return (String[]) result.toArray(new String[] {});
 	}

 	public static boolean hasSelectOptions(Element node) {
 		if (node == null) {
 			return false;
 		}
 		String uri = CMUtil.getElementNamespaceURI(node);
 		if (IJMTConstants.URI_JSF_HTML.equals(uri)) {

 			if (JSF_SELECT_TAGS.contains(node.getLocalName())) {
 				IDOMModel model = ((IDOMElement) node).getModel();
 				String jsfcorePrefix = JSPUtil.getPrefix(model,
 						IJMTConstants.URI_JSF_CORE);
 				if (jsfcorePrefix != null) {
 					NodeList nl = node.getElementsByTagName(jsfcorePrefix + ":"
 							+ IJSFConstants.TAG_SELECTITEM);
 					NodeList nl1 = node.getElementsByTagName(jsfcorePrefix
 							+ ":" + IJSFConstants.TAG_SELECTITEMS);
 					return nl.getLength() > 0 || nl1.getLength() > 0;
 				}
                 return false;
 			}
 		}
 		if (IJMTConstants.URI_HTML.equals(uri)) {
 			if (HTML_SELECT_TAGS.contains(node.getNodeName().toLowerCase())) {
 				NodeList nl = node
 						.getElementsByTagName(IHTMLConstants.TAG_OPTION);
 				NodeList nl1 = node
 						.getElementsByTagName(IHTMLConstants.TAG_OPTGROUP);
 				return nl.getLength() > 0 || nl1.getLength() > 0;
 			}
 		}
 		return false;
 	}

 	public static boolean supportSections(Element node) {
 		String uri = CMUtil.getElementNamespaceURI(node);
 		if (IJMTConstants.URI_JSF_HTML.equals(uri)) {
 			return JSF_SELECT_TAGS.contains(node.getLocalName());
 		}
 		if (IJMTConstants.URI_HTML.equals(uri)) {
 			return HTML_SELECT_TAGS.contains(node.getNodeName().toLowerCase());
 		}
 		return false;
 	}

 	public static String getJsfSelectionVisualLabel(Element element) {
 		/*
 		 * if (ele.getAttribute(ICSSPropertyID.ATTR_ITEMLABEL) != null) { return
 		 * OPTION_VISUAL_PREFIX +
 		 * ele.getAttribute(ICSSPropertyID.ATTR_ITEMLABEL); //$NON-NLS-1$ } else
 		 * if (ele.getAttribute(ICSSPropertyID.ATTR_BINDING) != null) { return
 		 * OPTION_VISUAL_PREFIX_BINDING +
 		 * ele.getAttribute(ICSSPropertyID.ATTR_BINDING); //$NON-NLS-1$ } else
 		 * if (ele.getAttribute(ICSSPropertyID.ATTR_ITEMVALUE) != null) { return
 		 * OPTION_VISUAL_PREFIX_VALUE +
 		 * ele.getAttribute(ICSSPropertyID.ATTR_ITEMVALUE); //$NON-NLS-1$ }
 		 *
 		 * return NO_VALUE; //$NON-NLS-1$
 		 */
 		if (element != null) {
 			return element.getNodeName();
 		}
         return NO_VALUE;
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2006 Sybase, Inc. and others.
	*
	* All rights reserved. This program and the accompanying materials
	* are made available under the terms of the Eclipse Public License v1.0
	* which accompanies this distribution, and is available at
	* http://www.eclipse.org/legal/epl-v10.html
	*
	* Contributors:
	* Sybase, Inc. - initial API and implementation
	*******************************************************************************/
	package org.eclipse.jst.pagedesigner.utils;

	import java.util.ArrayList;
	import java.util.HashSet;
	import java.util.List;

	import org.eclipse.jst.pagedesigner.IHTMLConstants;
	import org.eclipse.jst.pagedesigner.IJMTConstants;
	import org.eclipse.jst.pagedesigner.IJSFConstants;
	import org.eclipse.jst.pagedesigner.css2.property.ICSSPropertyID;
	import org.eclipse.wst.xml.core.internal.provisional.document.IDOMElement;
	import org.eclipse.wst.xml.core.internal.provisional.document.IDOMModel;
	import org.eclipse.wst.xml.core.internal.provisional.document.IDOMNode;
	import org.w3c.dom.Element;
	import org.w3c.dom.Node;
	import org.w3c.dom.NodeList;

	/**
	* @author mengbo
	*/
	public class SelectManyHelper {
	// private static final String OPTION_VISUAL_PREFIX = "option: "; //$NON-NLS-1$
	//
	// private static final String OPTION_VISUAL_PREFIX_BINDING = "option(binding): "; //$NON-NLS-1$
	//
	// private static final String OPTION_VISUAL_PREFIX_VALUE = "option(value): "; //$NON-NLS-1$

	private static final String NO_VALUE = "<no value>"; //$NON-NLS-1$

	public static HashSet JSF_SELECT_TAGS, HTML_SELECT_TAGS;

	public static HashSet HTML_SELECT_TAG_OPTIONS, JSF_SELECT_TAG_OPTIONS;

	static {
	HTML_SELECT_TAGS = new HashSet(10);
	HTML_SELECT_TAGS.add(IHTMLConstants.TAG_SELECT);
	HTML_SELECT_TAGS.add(IHTMLConstants.TAG_OPTGROUP);
	HTML_SELECT_TAG_OPTIONS = new HashSet(10);
	HTML_SELECT_TAG_OPTIONS.add(IHTMLConstants.TAG_OPTGROUP);
	HTML_SELECT_TAG_OPTIONS.add(IHTMLConstants.TAG_OPTION);

	JSF_SELECT_TAG_OPTIONS = new HashSet(10);
	JSF_SELECT_TAG_OPTIONS.add(IJSFConstants.TAG_SELECTITEM);
	JSF_SELECT_TAG_OPTIONS.add(IJSFConstants.TAG_SELECTITEMS);
	JSF_SELECT_TAGS = new HashSet(10);
	JSF_SELECT_TAGS.add(IJSFConstants.TAG_SELECTONELISTBOX);
	JSF_SELECT_TAGS.add(IJSFConstants.TAG_SELECTONEMENU);
	JSF_SELECT_TAGS.add(IJSFConstants.TAG_SELECTMANYLISTBOX);//
	JSF_SELECT_TAGS.add(IJSFConstants.TAG_SELECTMANYMENU);//
	JSF_SELECT_TAGS.add(IJSFConstants.TAG_SELECTMANYCHECKBOX);
	}

	public static Object[] getSelectOptions(Element node) {
	if (node == null) {
	return null;
	}
	IDOMModel xmlModel = null;
	if (node instanceof IDOMNode) {
	xmlModel = ((IDOMNode) node).getModel();
	}
	if (xmlModel == null) {
	return null;
	}
	// TODO: this query is not cached.
	String prefixNode = JSPUtil.getPrefix(xmlModel,
	IJMTConstants.URI_JSF_HTML);
	if (prefixNode != null && node.getPrefix() != null
	&& node.getPrefix().equals(prefixNode)) {
	if (JSF_SELECT_TAGS.contains(node.getLocalName())) {
	String prefixItem = JSPUtil.getPrefix(xmlModel,
	IJMTConstants.URI_JSF_CORE);
	List result = new ArrayList();
	NodeList items = node.getElementsByTagName(prefixItem
	+ ":" + IJSFConstants.TAG_SELECTITEM); //$NON-NLS-1$
	for (int i = 0, n = items.getLength(); i < n; i++) {
	result.add(items.item(i));
	}
	items = node.getElementsByTagName(prefixItem
	+ ":" + IJSFConstants.TAG_SELECTITEMS); //$NON-NLS-1$
	for (int i = 0, n = items.getLength(); i < n; i++) {
	result.add(items.item(i));
	}
	return result.size() > 0 ? result.toArray(new Node[result
	.size()]) : null;
	}
	}
	if (node.getPrefix() == null) {
	if (HTML_SELECT_TAGS.contains(node.getNodeName().toLowerCase())) {
	List result = new ArrayList();
	NodeList options = node
	.getElementsByTagName(IHTMLConstants.TAG_OPTION);
	NodeList optionGroups = node
	.getElementsByTagName(IHTMLConstants.TAG_OPTGROUP);
	for (int i = 0, n = options.getLength(); i < n; i++) {
	result.add(options.item(i));
	}
	for (int i = 0, n = optionGroups.getLength(); i < n; i++) {
	result.add(optionGroups.item(i));
	}
	return result.toArray(new Node[result.size()]);
	}
	}
	return null;
	}

	public static String[] getSelectOptionsString(Element node) {
	if (node == null) {
	return null;
	}
	Object[] options = getSelectOptions(node);
	if (null == options \|\| options[0] == null) {
	return null;
	}
	List result = new ArrayList();
	for (int i = 0, n = options.length; i < n; i++) {
	if (options[i] instanceof Element) {
	Element element = (Element) options[i];
	Node value = null;
	if (element.getNodeName()
	.indexOf(IJSFConstants.TAG_SELECTITEMS) >= 0) {
	value = element.getAttributeNode(IJSFConstants.ATTR_VALUE);
	} else if (element.getNodeName().indexOf(
	IJSFConstants.TAG_SELECTITEM) >= 0) {
	value = element
	.getAttributeNode(ICSSPropertyID.ATTR_ITEMLABEL);
	}
	if (value != null) {
	result.add(value.getNodeValue());
	}
	}
	}
	return (String[]) result.toArray(new String[] {});
	}

	public static boolean hasSelectOptions(Element node) {
	if (node == null) {
	return false;
	}
	String uri = CMUtil.getElementNamespaceURI(node);
	if (IJMTConstants.URI_JSF_HTML.equals(uri)) {

	if (JSF_SELECT_TAGS.contains(node.getLocalName())) {
	IDOMModel model = ((IDOMElement) node).getModel();
	String jsfcorePrefix = JSPUtil.getPrefix(model,
	IJMTConstants.URI_JSF_CORE);
	if (jsfcorePrefix != null) {
	NodeList nl = node.getElementsByTagName(jsfcorePrefix + ":"
	+ IJSFConstants.TAG_SELECTITEM);
	NodeList nl1 = node.getElementsByTagName(jsfcorePrefix
	+ ":" + IJSFConstants.TAG_SELECTITEMS);
	return nl.getLength() > 0 \|\| nl1.getLength() > 0;
	}
	return false;
	}
	}
	if (IJMTConstants.URI_HTML.equals(uri)) {
	if (HTML_SELECT_TAGS.contains(node.getNodeName().toLowerCase())) {
	NodeList nl = node
	.getElementsByTagName(IHTMLConstants.TAG_OPTION);
	NodeList nl1 = node
	.getElementsByTagName(IHTMLConstants.TAG_OPTGROUP);
	return nl.getLength() > 0 \|\| nl1.getLength() > 0;
	}
	}
	return false;
	}

	public static boolean supportSections(Element node) {
	String uri = CMUtil.getElementNamespaceURI(node);
	if (IJMTConstants.URI_JSF_HTML.equals(uri)) {
	return JSF_SELECT_TAGS.contains(node.getLocalName());
	}
	if (IJMTConstants.URI_HTML.equals(uri)) {
	return HTML_SELECT_TAGS.contains(node.getNodeName().toLowerCase());
	}
	return false;
	}

	public static String getJsfSelectionVisualLabel(Element element) {
	/*
	* if (ele.getAttribute(ICSSPropertyID.ATTR_ITEMLABEL) != null) { return
	* OPTION_VISUAL_PREFIX +
	* ele.getAttribute(ICSSPropertyID.ATTR_ITEMLABEL); //$NON-NLS-1$ } else
	* if (ele.getAttribute(ICSSPropertyID.ATTR_BINDING) != null) { return
	* OPTION_VISUAL_PREFIX_BINDING +
	* ele.getAttribute(ICSSPropertyID.ATTR_BINDING); //$NON-NLS-1$ } else
	* if (ele.getAttribute(ICSSPropertyID.ATTR_ITEMVALUE) != null) { return
	* OPTION_VISUAL_PREFIX_VALUE +
	* ele.getAttribute(ICSSPropertyID.ATTR_ITEMVALUE); //$NON-NLS-1$ }
	*
	* return NO_VALUE; //$NON-NLS-1$
	*/
	if (element != null) {
	return element.getNodeName();
	}
	return NO_VALUE;
	}
	}