From bf496d8917b5427508b842823f67a1bef5621938 Mon Sep 17 00:00:00 2001
From: ShazaAli <shazamamdouh@aucegypt.edu>
Date: Mon, 2 Dec 2024 21:47:50 -0500
Subject: replica 1 and parallel FE

---
 .../java/derms/replica1/CoordinatorClient.java     | 101 +++++++++++++++++++++
 1 file changed, 101 insertions(+)
 create mode 100644 src/main/java/derms/replica1/CoordinatorClient.java

(limited to 'src/main/java/derms/replica1/CoordinatorClient.java')

diff --git a/src/main/java/derms/replica1/CoordinatorClient.java b/src/main/java/derms/replica1/CoordinatorClient.java
new file mode 100644
index 0000000..23b5a01
--- /dev/null
+++ b/src/main/java/derms/replica1/CoordinatorClient.java
@@ -0,0 +1,101 @@
+package derms.replica1;
+
+import derms.replica1.jaxws.DERMSInterface;
+import derms.replica1.jaxws.DERMSServerService;
+
+import javax.xml.namespace.QName;
+import javax.xml.ws.Service;
+import java.net.URL;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.time.LocalDateTime;
+
+public class CoordinatorClient {
+    private final DERMSInterface server;
+    private String coordinatorID;
+
+    public CoordinatorClient(String coordinatorID) {
+        try {
+            this.coordinatorID = coordinatorID;
+        HashMap<String, String> servers = new HashMap<String, String>() {{
+                put("MTL", "http://localhost:8387/ws/derms?wsdl");
+                put("QUE", "http://localhost:8081/ws/derms?wsdl");
+                put("SHE", "http://localhost:8082/ws/derms?wsdl");
+            }};
+            URL url = new URL(servers.get(coordinatorID.substring(0, 3)));
+            DERMSServerService service = new DERMSServerService(url);
+            server = service.getDERMSServerPort();
+        } catch (Exception e) {
+            e.printStackTrace();
+            throw new RuntimeException(e);
+        }
+    }
+
+    public String requestResource(String coordinatorID, String resourceID, int duration) {
+        try {
+            String response = server.requestResource(coordinatorID, resourceID, duration);
+            logOperation("requestResource", coordinatorID, resourceID, duration, response);
+            return response;
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+    public List<String> findResource(String coordinatorID, String resourceName) {
+        try {
+            List<String> response = server.findResource(coordinatorID, resourceName);
+            logOperation("findResource", coordinatorID, resourceName, response.toString());
+            return response;
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        return Collections.emptyList();
+    }
+
+    public void returnResource(String coordinatorID, String resourceID) {
+        try {
+            String response = server.returnResource(coordinatorID, resourceID);
+            System.out.println(response);
+            logOperation("returnResource", coordinatorID, resourceID, response);
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+    public String swapResource(String coordinatorID, String oldResourceID, String oldResourceType, String newResourceID, String newResourceType) {
+        try {
+            String response = server.swapResource(coordinatorID, oldResourceID, oldResourceType, newResourceID, newResourceType);
+            logOperation("swapResource", coordinatorID, oldResourceID, newResourceID, response);
+            return response;
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+    private void logOperation(String operation, String coordinatorID, String oldResourceID, String newResourceID, String response) {
+        try (FileWriter writer = new FileWriter(coordinatorID + "_log.txt", true)) {
+            writer.write(LocalDateTime.now() + " - " + operation + " - " + coordinatorID + " - " + oldResourceID + " - " + newResourceID + " - " + response + "\n");
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+    private void logOperation(String operation, String coordinatorID, String resourceID, int duration, String response) {
+        try (FileWriter writer = new FileWriter(coordinatorID + "_log.txt", true)) {
+            writer.write(LocalDateTime.now() + " - " + operation + " - " + coordinatorID + " - " + resourceID + " - " + duration + " - " + response + "\n");
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+
+    private void logOperation(String operation, String coordinatorID, String resourceName, String response) {
+        try (FileWriter writer = new FileWriter(coordinatorID + "_log.txt", true)) {
+            writer.write(LocalDateTime.now() + " - " + operation + " - " + coordinatorID + " - " + resourceName + " - " + response + "\n");
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+}
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