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Liferay Diff Implementation

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/*
 * Copyright 2007 Guy Van den Broeck
 *
 * 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 org.outerj.daisy.diff.html.dom;

import org.xml.sax.Attributes;
import org.xml.sax.helpers.AttributesImpl;

/**
 * Represents an image in HTML. Even though images do not contain any text they
 * are single visible objects on the page. They are logically a {@link TextNode}.
 */
public class ImageNode extends TextNode {

    private AttributesImpl attributes;

    public ImageNode(TagNode parent, Attributes attrs) {
        super(parent, "" + attrs.getValue("src").toLowerCase() + "");
        attributes = new AttributesImpl(attrs);
    }

    @Override
    public boolean isSameText(Object other) {
        if (other == null)
            return false;

        ImageNode otherImageNode;
        try {
            otherImageNode = (ImageNode) other;
        } catch (ClassCastException e) {
            return false;
        }
        return getText().equalsIgnoreCase(otherImageNode.getText());
    }

    public AttributesImpl getAttributes() {
        return attributes;
    }

}