com.founder.fix.fixflow.core.impl.util.XmlUtil.java Source code

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Here is the source code for com.founder.fix.fixflow.core.impl.util.XmlUtil.java

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/**
 * Copyright 1996-2013 Founder International Co.,Ltd.
 *
 * 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.
 * 
 * @author kenshin
 */
package com.founder.fix.fixflow.core.impl.util;

import java.io.File;
import java.io.FileWriter;
import java.io.InputStream;
import java.net.URL;
import java.util.List;

import org.dom4j.Attribute;
import org.dom4j.DocumentException;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;
import org.dom4j.io.OutputFormat;
import org.dom4j.io.SAXReader;
import org.dom4j.io.XMLWriter;
import org.dom4j.Document;

public class XmlUtil {

    public static void getAllFileFromPath(File file, List<File> fileList, String ed) {
        if (file != null) {
            if (file.isDirectory()) {
                File[] files = file.listFiles();
                if (files != null) {
                    for (File tmp : files) {
                        getAllFileFromPath(tmp, fileList, ed);
                    }
                }
            } else if (file.getName().toLowerCase().endsWith(ed)) {
                fileList.add(file);
            }
        }
    }

    public static Document read(String fileName) throws DocumentException {
        SAXReader reader = new SAXReader();
        Document document = reader.read(new File(fileName));

        return document;
    }

    public static String getAttributeValue(Attribute attribute) {
        String result = null;
        if (attribute != null)
            result = attribute.getValue();
        return result;
    }

    public static String getDefaultAttributeValue(Element element) {
        return getElementAttributeValue(element, "value");
    }

    public static String getElementAttributeValue(Element element, String value) {
        if (element != null)
            return getAttributeValue(element.attribute(value));
        else
            return "";
    }

    public static String getElementText(Element element) {
        String result = null;
        if (element != null)
            result = element.getText();
        return result;
    }

    public static Document read(File file) throws DocumentException {
        SAXReader reader = new SAXReader();
        Document document = reader.read(file);

        return document;
    }

    public static Document read(InputStream is) throws DocumentException {
        SAXReader reader = new SAXReader();
        Document document = reader.read(is);

        return document;
    }

    public static Document read(URL url) throws DocumentException {
        SAXReader reader = new SAXReader();
        Document document = reader.read(url);

        return document;
    }

    public static Element getRootElement(Document document) {

        return document.getRootElement();
    }

    @SuppressWarnings("rawtypes")
    public static List getChildElements(Element parent) {
        return parent.elements();
    }

    public static boolean hasChild(Element element) {

        return element.nodeCount() > 0;

    }

    public static Document createDocument() {
        Document document = DocumentHelper.createDocument();
        return document;
    }

    public static Element addAttribute(org.dom4j.Element element, String name, String value) {
        return element.addAttribute(name, value);

    }

    public static Document parseText(String text) throws DocumentException {
        return DocumentHelper.parseText(text);
    }

    public static void save(Document document, String fileName, String encoding) throws Exception {
        XMLWriter writer = null;
        try {
            OutputFormat format = OutputFormat.createPrettyPrint();

            if (!"".equals(encoding))
                format.setEncoding(encoding);
            else
                format.setEncoding("UTF-8");

            writer = new XMLWriter(new FileWriter(fileName), format);
            writer.write(document);
            writer.close();
        } catch (Exception e) {
            throw e;
        } finally {
            if (writer != null)
                writer.close();

        }

    }

}