com.google.gwt.xml.client.Element.java Source code

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Here is the source code for com.google.gwt.xml.client.Element.java

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/*
 * Copyright 2008 Google Inc.
 * 
 * Licensed 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.
 */
package com.google.gwt.xml.client;

/*
 * Implementation notes: Internet Explorer does not support any of the namespace
 * methods, so xxxNS is not supported for all xxx. Safari does not support
 * Attribute node modification; use <code>setAttribute</code> instead.
 * 
 */

/**
 * This interface represents XML DOM elements, which are the basic building
 * block of XML. An example follows:
 * 
 * <pre>
 *   <sample my_attribute="one">
 *      Some text<child/> more text
 *   </sample>
 * </pre>
 */
public interface Element extends Node {
    /**
     * This method retrieves the attribute which has a name of <code>name</code>.
     * 
     * @param name the name of the attribute to get the value of
     * @return the value of the attribute specified by <code>name</code>
     */
    String getAttribute(String name);

    /**
     * This method retrieves the attribute node which has a name of
     * <code>name</code>. This <code>Attr</code> will have the same value as
     * would be gotten with <code>getAttribute</code>.
     * 
     * @param name the name of the <code>Attr</code> to get
     * @return the attribute node of this <code>Element</code>which has a name
     *         of <code>name</code>
     */
    Attr getAttributeNode(String name);

    /**
     * This method retrieves the elements by tag name which has a name of
     * <code>name</code>.
     * 
     * @param name the name of the <code>Element</code> to get
     * @return the elements by tag name of this <code>Element</code> which has a
     *         name of <code>name</code>
     */
    NodeList getElementsByTagName(String name);

    /**
     * This method retrieves the tag name.
     * 
     * @return the tag name of this <code>Element</code>
     */
    String getTagName();

    /**
     * This method determines whether this <code>Element</code> has an attribute
     * with the supplied name.
     * 
     * @param name the name of the attribute
     * @return <code>true</code> if this <code>Element</code> has an attribute
     *         that name.
     */
    boolean hasAttribute(String name);

    /**
     * This method removes the attribute which has the specified name.
     * 
     * @param name the name of the attribute to remove
     */
    void removeAttribute(String name);

    /**
     * This method sets the attribute specified by <code>name</code> to
     * <code>value</code>.
     * 
     * @param name the name of the attribute to set
     * @param value the new value this attribute is to have
     */
    void setAttribute(String name, String value);

}