add get file request in client

src/application/client/Connector.java

@@ -51,6 +51,21 @@ public class Connector {
         return message;
     }
 
+    public void getFileList() {
+        try {
+            DataOutputStream outputStream = new DataOutputStream(this.client.getOutputStream());
+            OutputStreamWriter outputStreamWriter = new OutputStreamWriter(outputStream);
+            BufferedWriter bufferedWriter = new BufferedWriter(outputStreamWriter);
+
+            bufferedWriter.write("GET_ALL_FILES");
+            bufferedWriter.flush();
+
+            this.getMessage();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+
     public boolean isConnect() {
         return this.isConnect;
     }

src/application/client/view/mainPage/MainPageController.java

@@ -10,6 +10,7 @@ import javafx.scene.control.TextField;
 
 public class MainPageController {
     public Button connectButton = null;
+    public Button getFileListButton = null;
     public TextField rawFieldWithIp = null;
     public Label messageLabel = null;
     private Connector connector = Connector.getInstance();
@@ -30,5 +31,11 @@ public class MainPageController {
 
         this.messageLabel.setText(this.connector.isConnect() ? "Connected" : "Not connect");
         this.connectButton.setText("Connect");
+        this.getFileListButton.setDisable(false);
+    }
+
+    @FXML
+    public void getFileList(Event e) {
+        this.connector.getFileList();
     }
 }

src/resource/mainPage.fxml

@@ -19,6 +19,7 @@
             <TextField fx:id="rawFieldWithIp" layoutX="239.0" layoutY="82.0" promptText="Insert ip" />
             <Button fx:id="connectButton" layoutX="290.0" layoutY="122.0" mnemonicParsing="false" onAction="#connectToServer" text="Connect" />
             <Label fx:id="messageLabel" alignment="CENTER" contentDisplay="CENTER" layoutX="15.0" layoutY="14.0" prefHeight="18.0" prefWidth="608.0" />
+            <Button fx:id="getFileListButton" disable="true" layoutX="283.0" layoutY="166.0" mnemonicParsing="false" onAction="#getFileList" text="Get file list" />
       </children>
     </AnchorPane>
   </children>