org.jresponder.util.TextUtil.java Source code

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Here is the source code for org.jresponder.util.TextUtil.java

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/**
 * =========================================================================
 *     __ ____   ____  __  ____    ___   __  __ ____    ____ ____ 
 *     || || \\ ||    (( \ || \\  // \\  ||\ || || \\  ||    || \\
 *     || ||_// ||==   \\  ||_// ((   )) ||\\|| ||  )) ||==  ||_//
 *  |__|| || \\ ||___ \_)) ||     \\_//  || \|| ||_//  ||___ || \\
 * =========================================================================
 *
 * Copyright 2012 Brad Peabody
 *
 * 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.jresponder.util;

import java.util.List;

import org.jsoup.nodes.Element;
import org.jsoup.nodes.Node;
import org.jsoup.nodes.TextNode;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.stereotype.Component;

/**
 * Text-related utilities 
 * 
 * @author bradpeabody
 *
 */
@Component("jrTextUtil")
public class TextUtil implements InitializingBean {

    /* ====================================================================== */
    /* singleton support with override - boiler plate (see package desc)      */
    private static TextUtil instance;

    public static TextUtil getInstance() {
        return instance;
    }

    public static void setInstance(TextUtil inst) {
        instance = inst;
    }

    public void afterPropertiesSet() {
        setInstance(this);
    }
    /* ====================================================================== */

    /**
     * @param cell element that contains whitespace formatting
     * @return
     */
    public String getWholeText(Element cell) {
        String text = null;
        List<Node> childNodes = cell.childNodes();
        if (childNodes.size() > 0) {
            Node childNode = childNodes.get(0);
            if (childNode instanceof TextNode) {
                text = ((TextNode) childNode).getWholeText();
            }
        }
        if (text == null) {
            text = cell.text();
        }
        return text;
    }

}