Create UpdateChecker.java

HubThat/UpdateChecker.java

@@ -0,0 +1,59 @@
+package HubThat;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.MalformedURLException;
+import java.net.URL;
+
+import javax.xml.parsers.DocumentBuilderFactory;
+
+import org.w3c.dom.Document;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+
+public class UpdateChecker {
+
+	/**/	private Spawn plugin;
+	private URL filesFeed;
+	private String version;
+	private String link;
+	
+	public UpdateChecker (Spawn plugin, String url){
+		this.plugin = plugin;
+		
+		try {
+			this.filesFeed = new URL(url);
+		}catch (MalformedURLException e){
+			e.printStackTrace();
+		}
+	}
+	public boolean updateNeeded(){
+	try {
+		InputStream input = this.filesFeed.openConnection().getInputStream();
+		Document document = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(input);
+		
+		Node latestFile = document.getElementsByTagName("item").item(0);
+		NodeList children = latestFile.getChildNodes();
+		
+		this.version = children.item(1).getTextContent().replaceAll("[a-zA-Z ]", "");
+		this.link = children.item(3).getTextContent();
+		
+		if(!plugin.getDescription().getVersion().equals(this.version)){
+			return true;
+		}
+		
+	} catch (Exception e) {
+		e.printStackTrace();
+	}
+	
+	
+		return false;}
+	public String getVersion(){
+		return this.version;
+	}
+	public String getLink(){
+		return this.link;
+	}
+	/**/
+}
+