96 lines
3.2 KiB
Java
96 lines
3.2 KiB
Java
/****************************************************************************
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* Copyright (C) 2016-2018 Maschell
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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****************************************************************************/
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package de.mas.wiiu.jnus.utils;
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import java.io.IOException;
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import java.io.InputStream;
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import javax.xml.parsers.DocumentBuilder;
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import javax.xml.parsers.DocumentBuilderFactory;
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import javax.xml.parsers.ParserConfigurationException;
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import org.w3c.dom.Document;
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import org.w3c.dom.Node;
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import org.w3c.dom.NodeList;
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import org.xml.sax.SAXException;
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import lombok.NonNull;
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import lombok.extern.java.Log;
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@Log
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public class XMLParser {
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private Document document;
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public void loadDocument(InputStream inputStream) throws ParserConfigurationException, SAXException, IOException {
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DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
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DocumentBuilder builder = factory.newDocumentBuilder();
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Document document = builder.parse(inputStream);
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this.document = document;
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}
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public long getValueOfElementAsInt(String element, int index) {
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return Integer.parseInt(getValueOfElement(element, index));
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}
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public long getValueOfElementAsLong(String element, int index) {
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return Long.parseLong(getValueOfElement(element, index));
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}
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public String getValueOfElement(String element) {
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return getValueOfElement(element, 0);
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}
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public Node getNodeByValue(String element) {
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return getNodeByValue(element, 0);
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}
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public Node getNodeByValue(String element, int index) {
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if (document == null) {
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log.info("Please load the document first.");
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}
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NodeList list = document.getElementsByTagName(element);
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if (list == null) {
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return null;
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}
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return list.item(index);
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}
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public String getValueOfElementAttribute(String element, int index, String attribute) {
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Node node = getNodeByValue(element, index);
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if (node == null) {
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// log.info("Node is null");
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return "";
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}
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return getAttributeValueFromNode(node, attribute);
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}
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public static String getAttributeValueFromNode(@NonNull Node element, String attribute) {
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return element.getAttributes().getNamedItem(attribute).getTextContent().toString();
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}
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public String getValueOfElement(String element, int index) {
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Node node = getNodeByValue(element, index);
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if (node == null) {
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// log.info("Node is null");
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return "";
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}
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return node.getTextContent().toString();
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}
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}
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