Progress

1 files changed, 154 insertions, 0 deletions

diff --git a/src/main/java/derms/Replica3pkg/ResponderClient.java b/src/main/java/derms/Replica3pkg/ResponderClient.java
new file mode 100644
index 0000000..85dfeaa
--- /dev/null
+++ b/src/main/java/derms/Replica3pkg/ResponderClient.java
@@ -0,0 +1,154 @@
+//ResponderClient.java
+package derms.Replica3pkg;
+
+
+import javax.xml.namespace.QName;
+import javax.xml.ws.Service;
+import java.io.*;
+import java.net.URL;
+import java.util.*;
+
+public class ResponderClient {
+    private String responderID;
+    private String serverName;
+    private Map<String, DERMSInterface> servers;
+
+    public ResponderClient(String responderID) {
+        this.responderID = responderID;
+        this.serverName = responderID.substring(0, 3).toUpperCase();
+        this.servers = new HashMap<>();
+    }
+
+    public void connectToServer() {
+        try {
+            String[] serverNames = {"MTL", "QUE", "SHE"};
+            String[] endpoints = {
+                    "http://localhost:8080/DERMS/MTL?wsdl",
+                    "http://localhost:8081/DERMS/QUE?wsdl",
+                    "http://localhost:8082/DERMS/SHE?wsdl"
+            };
+
+            int i = 0;
+            for (String name : serverNames) {
+                URL url = new URL(endpoints[i]);
+                QName qname = new QName("http://DERMS.org/", "ServerService");
+                Service service = Service.create(url, qname);
+                servers.put(name, service.getPort(DERMSInterface.class));
+                System.out.println("Connected to " + name + " server.");
+                i++;
+            }
+
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+        public String addResource(String resourceID, String resourceName, int duration) {
+            try {
+                String serverCode = resourceID.substring(0, 3).toUpperCase();
+                DERMSInterface targetServer = servers.get(serverCode);
+                if (targetServer == null) {
+                    System.out.println("Invalid server code in resourceID.");
+                    return "Error";
+                }
+                String response = targetServer.addResource(resourceID, resourceName, duration);
+                log("addResource", response);
+                System.out.println(response);
+                return "OK";
+            } catch (Exception e) {
+                e.printStackTrace();
+                return "Error";
+            }
+        }
+
+        public String removeResource(String resourceID, int duration) {
+            try {
+                String serverCode = resourceID.substring(0, 3).toUpperCase();
+                DERMSInterface targetServer = servers.get(serverCode);
+                if (targetServer == null) {
+                    System.out.println("Invalid server code in resourceID.");
+                }
+                String response = targetServer.removeResource(resourceID, duration);
+                log("removeResource", response);
+                System.out.println(response);
+            } catch (Exception e) {
+                e.printStackTrace();
+            }
+            return "OK";
+        }
+
+    public String listResourceAvailability(String resourceName) {
+        try {
+            String response = servers.get(serverName).listResourceAvailability(resourceName);
+            log("listResourceAvailability", response);
+            System.out.println("Available Resources:\n" + response);
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        return "OK";
+    }
+
+    private void log(String operation, String response) {
+        try (FileWriter fw = new FileWriter(responderID + "_log.txt", true);
+             BufferedWriter bw = new BufferedWriter(fw);
+             PrintWriter out = new PrintWriter(bw)) {
+            String logEntry = String.format("%s - Operation: %s, Response: %s", new Date(), operation, response);
+            out.println(logEntry);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+
+    public void start() {
+        Scanner scanner = new Scanner(System.in);
+        connectToServer();
+
+        while (true) {
+            System.out.println("Responder menu:");
+            System.out.println("1. Add Resource");
+            System.out.println("2. Remove Resource");
+            System.out.println("3. List Resource Availability");
+            System.out.println("4. Exit");
+            System.out.print("Enter choice (number): ");
+            int choice = Integer.parseInt(scanner.nextLine());
+
+            switch (choice) {
+                case 1:
+                    System.out.print("Enter resourceID: ");
+                    String resourceID = scanner.nextLine();
+                    System.out.print("Enter resourceName: ");
+                    String resourceName = scanner.nextLine();
+                    System.out.print("Enter duration: ");
+                    int duration = Integer.parseInt(scanner.nextLine());
+                    addResource(resourceID, resourceName, duration);
+                    break;
+                case 2:
+                    System.out.print("Enter resourceID: ");
+                    resourceID = scanner.nextLine();
+                    System.out.print("Enter duration (removal): ");
+                    duration = Integer.parseInt(scanner.nextLine());
+                    removeResource(resourceID, duration);
+                    break;
+                case 3:
+                    System.out.print("Enter resourceName: ");
+                    resourceName = scanner.nextLine();
+                    listResourceAvailability(resourceName);
+                    break;
+                case 4:
+                    System.out.println("Exiting client");
+                    scanner.close();
+                    return;
+                default:
+                    System.out.println("Invalid input");
+            }
+        }
+    }
+
+    public static void main(String[] args) {
+        Scanner scanner = new Scanner(System.in);
+        System.out.print("Enter responderID: ");
+        String responderID = scanner.nextLine();
+        ResponderClient client = new ResponderClient(responderID);
+        client.start();
+    }
+}
\ No newline at end of file