+package configuration;
+
+import java.io.File;
+
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+
+public class ConfigXML {
+ private String businessLogicNode;
+
+ private String portRMI;
+
+ private String serviceRMI;
+
+ private String javaPolicyPath;
+
+ private static String db4oFilename;
+
+ //Two possible values: "open" or "initialize"
+ private String dataBaseOpenMode;
+
+ //Two possible values: true (no instance of RemoteServer needs to be launched) or false (RemoteServer needs to be run first)
+ private boolean businessLogicLocal;
+
+ //Two possible values: true (if the database is in same node as business logic ) or false (in other case)
+ private boolean databaseLocal;
+
+ private String databaseNode;
+
+ private int activationDepth;
+
+ private int updateDepth;
+
+ private int databasePort;
+
+ private String user;
+
+ private String password;
+
+ public int getDatabasePort() {
+ return databasePort;
+ }
+
+ public String getUser() {
+ return user;
+ }
+
+ public String getPassword() {
+ return password;
+ }
+
+ public int getActivationDepth() {
+ return activationDepth;
+ }
+
+ public int getUpdateDepth() {
+ return updateDepth;
+ }
+
+ public boolean isDatabaseLocal() {
+ return databaseLocal;
+ }
+
+ public boolean isBusinessLogicLocal() {
+ return businessLogicLocal;
+ }
+ private static ConfigXML theInstance = new ConfigXML();
+
+ private ConfigXML(){
+
+ try {
+ DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
+ DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
+ Document doc = dBuilder.parse(new File("config.xml"));
+ doc.getDocumentElement().normalize();
+
+ NodeList list = doc.getElementsByTagName("config");
+ Element config = (Element) list.item(0); // list.item(0) is a Node that is an Element
+
+
+ //Two possible values: true (no instance of RemoteServer needs to be launched) or false (RemoteServer needs to be run first)
+ String value= ((Element)config.getElementsByTagName("businessLogic").item(0)).getAttribute("local");
+ businessLogicLocal=value.equals("true");
+
+ businessLogicNode = getTagValue("businessLogicNode", config);
+
+ portRMI = getTagValue("portRMI", config);
+
+ serviceRMI = getTagValue("serviceRMI", config);
+
+ javaPolicyPath= getTagValue("javaPolicyPath", config);
+
+ db4oFilename = getTagValue("db4oFilename", config);
+
+ //Two possible values: true (no instance of RemoteServer needs to be launched) or false (RemoteServer needs to be run first)
+ value= ((Element)config.getElementsByTagName("database").item(0)).getAttribute("local");
+ databaseLocal=value.equals("true");
+
+
+ //Two possible values: "open" or "initialize"
+ dataBaseOpenMode= getTagValue("dataBaseOpenMode", config);
+
+
+ databaseNode = getTagValue("databaseNode", config);
+
+ activationDepth=Integer.parseInt(getTagValue("activationDepth", config));
+
+ updateDepth=Integer.parseInt(getTagValue("updateDepth", config));
+
+
+ databasePort=Integer.parseInt(getTagValue("databasePort", config));
+
+ user=getTagValue("user", config);
+
+ password=getTagValue("password", config);
+
+ System.out.print("Read from config.xml: ");
+ System.out.print("\t businessLogicLocal="+businessLogicLocal);
+ System.out.print("\t databaseLocal="+databaseLocal);
+ System.out.println("\t dataBaseOpenMode="+dataBaseOpenMode);
+
+ } catch (Exception e) {
+ System.out.println("Error in ConfigXML.java: problems with config.xml");
+ e.printStackTrace();
+ }
+
+
+
+
+ }
+
+ private static String getTagValue(String sTag, Element eElement)
+ {
+ NodeList nlList= eElement.getElementsByTagName(sTag).item(0).getChildNodes();
+ Node nValue = (Node) nlList.item(0);
+
+ return nValue.getNodeValue();
+
+ }
+
+ public static ConfigXML getInstance() {
+ return theInstance;
+ }
+
+ public String getBusinessLogicNode() {
+ return businessLogicNode;
+ }
+
+ public String getPortRMI() {
+ return portRMI;
+ }
+
+ public String getServiceRMI() {
+ return serviceRMI;
+ }
+ public String getDb4oFilename(){
+ return db4oFilename;
+ }
+ public String getJavaPolicyPath(){
+ return javaPolicyPath;
+ }
+ public String getDataBaseOpenMode(){
+ return dataBaseOpenMode;
+ }
+
+ public String getDatabaseNode() {
+ return databaseNode;
+ }
+
+}
projects / RRRRHHHH_Code / commitdiff