Archived
70 lines
2.8 KiB
Java
70 lines
2.8 KiB
Java
package com.studentersamfundet.app;
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import org.w3c.dom.Element;
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import org.w3c.dom.Node;
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import org.w3c.dom.NodeList;
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public class RSSParserNews implements IRSSParser {
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private final DataHandler dh;
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public RSSParserNews() {
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this(null);
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}
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public RSSParserNews(DataHandler dh) {
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if (dh == null) {
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this.dh = new DataHandler();
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} else {
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this.dh = dh;
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}
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}
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public DataHandler parse(NodeList itemNodes) {
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String title = "";
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String description = "";
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String link = "";
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String content = "";
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String pubDate = "";
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for (int i = 0; i < itemNodes.getLength(); i++) {
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Node itemNode = itemNodes.item(i);
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if (itemNode.getNodeType() == Node.ELEMENT_NODE) {
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// Convert the Node into an Element.
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Element itemElement = (Element) itemNode;
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// Get all elements under the <item> element.
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NodeList titleNodes = (itemElement).getElementsByTagName("title");
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NodeList descriptionNodes = (itemElement).getElementsByTagName("description");
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NodeList linkNodes = (itemElement).getElementsByTagName("link");
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NodeList textNodes = (itemElement).getElementsByTagName("content");
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NodeList dateNodes = (itemElement).getElementsByTagName("pubDate");
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// Convert a Node into an Element.
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Node titleElement = titleNodes.item(0);
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Node descriptionElement = descriptionNodes.item(0);
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Node linkElement = linkNodes.item(0);
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Node textElement = textNodes.item(0);
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Node dateElement = dateNodes.item(0);
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// Get all the child nodes.
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NodeList titleTextNodes = titleElement.getChildNodes();
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NodeList descriptionTextNodes = descriptionElement.getChildNodes();
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NodeList linkTextNodes = linkElement.getChildNodes();
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NodeList textTextNodes = textElement.getChildNodes();
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NodeList dateTextNodes = dateElement.getChildNodes();
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// Retrieve the text.
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title = titleTextNodes.item(0).getNodeValue(); // mandatory
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if (descriptionTextNodes.getLength() > 0) description = descriptionTextNodes.item(0).getNodeValue();
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if (linkTextNodes.getLength() > 0) link = linkTextNodes.item(0).getNodeValue();
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if (textTextNodes.getLength() > 0) content = textTextNodes.item(0).getNodeValue();
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if (dateTextNodes.getLength() > 0) pubDate = dateTextNodes.item(0).getNodeValue();
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dh.insertNews(title, description, content, link, pubDate);
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}
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}
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return dh;
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}
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}
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