comments

.idea/inspectionProfiles/Project_Default.xml

@@ -0,0 +1,10 @@
+<component name="InspectionProjectProfileManager">
+  <profile version="1.0">
+    <option name="myName" value="Project Default" />
+    <inspection_tool class="DuplicatedCode" enabled="true" level="WEAK WARNING" enabled_by_default="true">
+      <Languages>
+        <language minSize="105" name="Java" />
+      </Languages>
+    </inspection_tool>
+  </profile>
+</component>

download/28c30b5a-b6fa-45c8-b8d2-cf4e33326f7e_FROM_03b8a253-9978-4d53-a1c3-ae7a223945ea_1.a

@@ -0,0 +1,5 @@
+hahaha
+================
+This File is 1.a
+================
+

download/4d796993-7e79-45f6-8371-10b00a2965a8_FROM_4d796993-7e79-45f6-8371-10b00a2965a8_2.a

@@ -0,0 +1,5 @@
+2222222222222222
+================
+This File is 2.a
+================
+

download/9f4035f5-9f1d-405a-9072-a46f4577f33a_FROM_d6f06e40-2bf6-4306-bb6d-f9a7947567ec_1.a

@@ -0,0 +1,5 @@
+hahaha
+================
+This File is 1.a
+================
+

download/c8a8222c-d78d-4463-8905-bc6e4d927abf_FROM_faea0c7a-ce41-4a9c-bc89-bc4861d6570c_0.a

@@ -0,0 +1,5 @@
+0000000000000000
+================
+This File is 0.a
+================
+

download/e2b5fda8-c3e8-4b7d-9b92-ae5aa5a7ae7b_FROM_6e437793-c40e-40a4-8c75-617de5ebf164_2.a

@@ -0,0 +1,5 @@
+2222222222222222
+================
+This File is 2.a
+================
+

res/1.b

@@ -1,4 +1,4 @@
-3333333333333333
+1111111111111111
 ================
 This File is 1.b
 ================

src/main/java/com/echo/p2p_project/Util.java

@@ -16,8 +16,6 @@ import java.security.NoSuchAlgorithmException;
  * @Description:
  **/
 public class Util {
-    public static final int RMI_PORT = 1099;
-
     public static String getIP() {
         try {
             InetAddress ip4 = Inet4Address.getLocalHost();

src/main/java/com/echo/p2p_project/client/ClientMain.java

@@ -13,6 +13,7 @@ import com.echo.p2p_project.server.interfaces.HelloRegistryFacade;
 import com.echo.p2p_project.server.interfaces.SyncingRegistry;
 import com.echo.p2p_project.u_model.Peer;
 import com.echo.p2p_project.u_model.Resource;
+import com.sun.javafx.collections.ObservableMapWrapper;
 
 import java.io.File;
 import java.io.FileNotFoundException;
@@ -32,9 +33,10 @@ import java.util.*;
  * @Description:
  **/
 public class ClientMain {
-    private static final String MainServerIP = "127.0.0.1";
+    public static String MainServerIP = "127.0.0.1";
+    public static int RMI_PORT = 1099;
     public static Peer peer;
-    public static HashMap<UUID, Resource> DHRT = new LinkedHashMap();
+    public static ObservableMapWrapper<UUID, Resource> DHRT = new ObservableMapWrapper<>(new LinkedHashMap<>());
     public static Integer retry_times = 0;
     private static String name = "Peer";
     private static String IP = Util.getIP();
@@ -102,7 +104,7 @@ public class ClientMain {
         }
     }
 
-    private static void download(String file_name_to_download) {
+    public static void download(String file_name_to_download) {
         HashMap resources = look_up_file(file_name_to_download);
         download(resources);
         download_retry_count = 0;
@@ -131,7 +133,7 @@ public class ClientMain {
         Boolean file_status = false;
         hasStarted = false;
         try {
-            registry = LocateRegistry.getRegistry(MainServerIP, Util.RMI_PORT);
+            registry = LocateRegistry.getRegistry(MainServerIP, RMI_PORT);
             center_status = lookup_registry() && register_peer() ? true : false;
         } catch (RemoteException e) {
 //            e.printStackTrace();
@@ -207,10 +209,8 @@ public class ClientMain {
 
     }
 
-    private static Boolean reg_file(String name) {
+    public static Boolean reg_file(String name) {
         File file = new File("res/" + name);
-        String hash = Util.createSha1(file);
-        System.out.println(hash);
         if (!file.exists()) {
             System.out.println("File not exists !");
             System.out.println("This File is not exist in your file system !");
@@ -219,6 +219,8 @@ public class ClientMain {
             System.out.println("File ok.");
             System.out.println("File length: " + file.length());
         }
+        String hash = Util.createSha1(file);
+        System.out.println(hash);
         try {
             Resource resource = constructRegistry.ConstructResource(peer.getGUID(), name, hash);
             ClientMain.DHRT.put(resource.getGUID(), resource);
@@ -255,7 +257,8 @@ public class ClientMain {
                     @Override
                     public void run() {
                         try {
-                            DHRT = syncingRegistry.syncUHRT();
+                            HashMap hashMap = syncingRegistry.syncUHRT();
+                            DHRT.putAll(hashMap);
                             System.out.println(Thread.currentThread() + "sync UHRT Finished.");
                         } catch (RemoteException e) {
                             e.printStackTrace();
@@ -269,7 +272,8 @@ public class ClientMain {
         else
             return result;
         try {
-            DHRT = syncingRegistry.syncUHRT();
+            HashMap hashMap = syncingRegistry.syncUHRT();
+            DHRT.putAll(hashMap);
             System.out.println("DHRT Sync Finished !");
         } catch (RemoteException e) {
             e.printStackTrace();
@@ -286,7 +290,7 @@ public class ClientMain {
         return result;
     }
 
-    private static void download(HashMap<UUID, Resource> resources) {
+    public static void download(HashMap<UUID, Resource> resources) {
         if (resources.size() <= 0) {
             System.out.println("Resource can not be download !");
             return;
@@ -364,8 +368,19 @@ public class ClientMain {
             P2P_download(p, resource);
         }
     }
+    public static void sync_DHRT(){
+        HashMap hashMap = null;
+        try {
+            System.out.println("Start syncUHRT");
+            hashMap = syncingRegistry.syncUHRT();
+            DHRT.putAll(hashMap);
+        } catch (RemoteException e) {
+            e.printStackTrace();
+        }
+        System.out.println("END syncUHRT");
+    }
 
-    private static void P2P_download(Peer p, Resource resource) {
+    public static void P2P_download(Peer p, Resource resource) {
         Integer port = p.getP2P_port();
         String IP = p.getIP();
         Registry p2pRegistry = null;
@@ -376,11 +391,15 @@ public class ClientMain {
             P2P_FileRegistry p2PFileRegistry = (P2P_FileRegistry) p2pRegistry.lookup("p2PFileRegistry");
             System.out.println("Connected.");
             System.out.println("Downloading FROM: " + p.getGUID());
-            file = p2PFileRegistry.download(resource.getGUID());
+            byte[] file_byte = p2PFileRegistry.download(resource.getGUID());
+            System.out.println("File byte[] length: " + file_byte.length);
+            file = FileUtil.writeBytes(file_byte, new File("res/" + resource.getName()));
+
         } catch (RemoteException e) {
             System.out.println("RemoteException");
             try {
-                DHRT = syncingRegistry.syncUHRT();
+                HashMap hashMap = syncingRegistry.syncUHRT();
+                DHRT.putAll(hashMap);
                 download(resource.getName(), download_retry_count);
                 return;
             } catch (RemoteException ex) {

src/main/java/com/echo/p2p_project/client/gui/ClientIndexController.java

@@ -1,5 +1,31 @@
 package com.echo.p2p_project.client.gui;
 
+import cn.hutool.core.io.FileUtil;
+import cn.hutool.core.io.watch.WatchMonitor;
+import cn.hutool.core.io.watch.Watcher;
+import cn.hutool.core.lang.Console;
+import com.echo.p2p_project.client.ClientMain;
+import com.echo.p2p_project.u_model.Peer;
+import com.echo.p2p_project.u_model.Resource;
+import com.sun.javafx.collections.ObservableListWrapper;
+import javafx.application.Platform;
+import javafx.beans.property.SimpleStringProperty;
+import javafx.beans.value.ObservableValue;
+import javafx.collections.MapChangeListener;
+import javafx.collections.ObservableList;
+import javafx.event.ActionEvent;
+import javafx.event.EventHandler;
+import javafx.scene.control.*;
+import javafx.util.Callback;
+
+import java.io.File;
+import java.nio.file.Path;
+import java.nio.file.WatchEvent;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.UUID;
+
 /**
  * @Author: WangYuyang
  * @Date: 2021/10/23-17:11
@@ -8,4 +34,215 @@ package com.echo.p2p_project.client.gui;
  * @Description:
  **/
 public class ClientIndexController {
+    public TextField server_ip;
+    public TextField server_port;
+    public Button connect_button;
+    public ChoiceBox download_datalist;
+    public Button download_button;
+    public ChoiceBox reg_datalist;
+    public Button reg_button;
+    public TableView<Resource> DHRT_Table;
+    public TextArea log_field;
+    public TableColumn<Resource, String> DHRT_GUID;
+    public TableColumn<Resource, String> DHRT_NAME;
+    public TableColumn<Resource, String> DHRT_HASH;
+    public Button sync_button;
+
+    public void initialize() {
+        ObservableList<String> local_file_list = new ObservableListWrapper<>(Collections.synchronizedList(new ArrayList<>()));
+        ObservableList<Resource> remote_file_list = new ObservableListWrapper<>(Collections.synchronizedList(new ArrayList<>()));
+        ClientMain.DHRT.addListener(new MapChangeListener<UUID, Resource>() {
+            @Override
+            public void onChanged(Change<? extends UUID, ? extends Resource> change) {
+                log_field.appendText(change.toString());
+                ObservableList<Resource> resources = new ObservableListWrapper<Resource>(new ArrayList<>(ClientMain.DHRT.values()));
+                DHRT_Table.setItems(resources);
+                Platform.runLater(new Runnable() {
+                    @Override
+                    public void run() {
+                        synchronized (remote_file_list) {
+                            if (change.wasAdded()) {
+                                remote_file_list.add(change.getValueAdded());
+                            }
+                            if (change.wasRemoved()) {
+                                remote_file_list.remove(change.getValueRemoved());
+                            }
+                        }
+                        if(remote_file_list.size() >= 1){
+                            download_datalist.setValue(remote_file_list.get(0));
+                        }
+                    }
+                });
+
+            }
+        });
+        download_datalist.setItems(remote_file_list);
+
+
+        File[] files = FileUtil.ls(System.getProperty("user.dir") + "/res/");
+        local_file_list.clear();
+        for (File f : files) {
+            local_file_list.add(f.getName());
+        }
+        //这里只监听文件或目录的修改事件
+        //        修改：res-> 0.a
+        //        修改：res-> 0.a
+        //        修改：res-> 0.a
+        //        创建：res-> 123 copy.db
+        //        创建：res-> ddd.db
+        //        删除：res-> 123 copy.db
+        //        删除：res-> ddd.db
+        //        修改：res-> .DS_Store
+        WatchMonitor watchMonitor = WatchMonitor.create(System.getProperty("user.dir") + "/res/", WatchMonitor.EVENTS_ALL);
+        watchMonitor.setWatcher(new Watcher() {
+            @Override
+            public void onCreate(WatchEvent<?> event, Path currentPath) {
+                Object obj = event.context();
+                Console.log("Create：{}-> {}", currentPath, obj);
+                File[] files = FileUtil.ls(System.getProperty("user.dir") + "/res/");
+                Platform.runLater(new Runnable() {
+                    @Override
+                    public void run() {
+                        local_file_list.clear();
+                        for (File f : files) {
+                            local_file_list.add(f.getName());
+                        }
+                    }
+                });
+            }
+
+            @Override
+            public void onModify(WatchEvent<?> event, Path currentPath) {
+                Object obj = event.context();
+                Console.log("Modify：{}-> {}", currentPath, obj);
+                File[] files = FileUtil.ls(System.getProperty("user.dir") + "/res/");
+                Platform.runLater(new Runnable() {
+                    @Override
+                    public void run() {
+                        local_file_list.clear();
+                        for (File f : files) {
+                            local_file_list.add(f.getName());
+                        }
+                    }
+                });
+
+            }
+
+            @Override
+            public void onDelete(WatchEvent<?> event, Path currentPath) {
+                Object obj = event.context();
+                Console.log("Delete：{}-> {}", currentPath, obj);
+                File[] files = FileUtil.ls(System.getProperty("user.dir") + "/res/");
+                Platform.runLater(new Runnable() {
+                    @Override
+                    public void run() {
+                        local_file_list.clear();
+                        for (File f : files) {
+                            local_file_list.add(f.getName());
+                        }
+                    }
+                });
+            }
+
+            @Override
+            public void onOverflow(WatchEvent<?> event, Path currentPath) {
+                Object obj = event.context();
+                Console.log("Overflow：{}-> {}", currentPath, obj);
+            }
+        });
+        //启动监听
+        watchMonitor.start();
+        reg_datalist.setItems(local_file_list);
+        if (local_file_list.size() >= 1)
+            reg_datalist.setValue(local_file_list.get(0));
+
+
+        connect_button.setOnAction(new EventHandler<ActionEvent>() {
+            @Override
+            public void handle(ActionEvent event) {
+                ClientMain.MainServerIP = server_ip.getText();
+                ClientMain.RMI_PORT = Integer.valueOf(server_port.getText()).intValue();
+                new Thread(new Runnable() {
+                    @Override
+                    public void run() {
+                        ClientMain.recover();
+                        try {
+                            Thread.sleep(500);
+                        } catch (InterruptedException e) {
+                            e.printStackTrace();
+                        }
+                        ClientMain.sync_DHRT();
+                    }
+                }).start();
+
+                download_button.setDisable(false);
+                reg_button.setDisable(false);
+                sync_button.setDisable(false);
+            }
+        });
+
+        DHRT_GUID.setCellValueFactory(new Callback<TableColumn.CellDataFeatures<Resource, String>, ObservableValue<String>>() {
+            @Override
+            public ObservableValue<String> call(TableColumn.CellDataFeatures<Resource, String> param) {
+                return new SimpleStringProperty(param.getValue().getGUID().toString());
+            }
+        });
+
+        DHRT_NAME.setCellValueFactory(new Callback<TableColumn.CellDataFeatures<Resource, String>, ObservableValue<String>>() {
+            @Override
+            public ObservableValue<String> call(TableColumn.CellDataFeatures<Resource, String> param) {
+                return new SimpleStringProperty(param.getValue().getName().toString());
+            }
+        });
+
+        DHRT_HASH.setCellValueFactory(new Callback<TableColumn.CellDataFeatures<Resource, String>, ObservableValue<String>>() {
+            @Override
+            public ObservableValue<String> call(TableColumn.CellDataFeatures<Resource, String> param) {
+                return new SimpleStringProperty(param.getValue().getHash().toString());
+            }
+        });
+
+
+        sync_button.setOnAction(new EventHandler<ActionEvent>() {
+            @Override
+            public void handle(ActionEvent event) {
+                ClientMain.sync_DHRT();
+            }
+        });
+        reg_button.setOnAction(new EventHandler<ActionEvent>() {
+            @Override
+            public void handle(ActionEvent event) {
+                String filename = String.valueOf(reg_datalist.getValue());
+                ClientMain.reg_file(filename);
+            }
+        });
+
+        download_button.setOnAction(new EventHandler<ActionEvent>() {
+            @Override
+            public void handle(ActionEvent event) {
+                Resource r = (Resource) download_datalist.getValue();
+                if (r != null) {
+                    System.out.println(r);
+                    ArrayList<Peer> processed_peers = new ArrayList<>();
+                    for (Peer p : r.possessedBy.values()) {
+                        processed_peers.add(p);
+                    }
+                    processed_peers.sort(new Comparator<Peer>() {
+                        @Override
+                        public int compare(Peer o1, Peer o2) {
+                            return o1.getRoutingMetric() - o2.getRoutingMetric();
+                        }
+                    });
+                    for (Peer p : processed_peers) {
+                        System.out.println(p.getGUID().toString() + "  <>  " + p.getRoutingMetric());
+                    }
+                    ClientMain.P2P_download(processed_peers.get(0), r);
+                    Dialog dialog = new Dialog();
+                    dialog.show();
+                }
+            }
+        });
+
+
+    }
 }

src/main/java/com/echo/p2p_project/client/gui/ClientIndexView.java

@@ -22,7 +22,7 @@ public class ClientIndexView extends Application {
     @Override
     public void start(Stage stage) throws IOException {
         FXMLLoader fxmlLoader = new FXMLLoader(ResourceUtil.getResource("gui/client_index.fxml"));
-        Scene scene = new Scene(fxmlLoader.load(), 320, 240);
+        Scene scene = new Scene(fxmlLoader.load());
         stage.setTitle("Client!");
         stage.setScene(scene);
         stage.show();

src/main/java/com/echo/p2p_project/client/gui/HelloApplication.java

@@ -1,23 +0,0 @@
-package com.echo.p2p_project.client.gui;
-
-import javafx.application.Application;
-import javafx.fxml.FXMLLoader;
-import javafx.scene.Scene;
-import javafx.stage.Stage;
-
-import java.io.IOException;
-
-public class HelloApplication extends Application {
-    @Override
-    public void start(Stage stage) throws IOException {
-        FXMLLoader fxmlLoader = new FXMLLoader(HelloApplication.class.getResource("hello-view.fxml"));
-        Scene scene = new Scene(fxmlLoader.load(), 320, 240);
-        stage.setTitle("Hello!");
-        stage.setScene(scene);
-        stage.show();
-    }
-
-    public static void main(String[] args) {
-        launch();
-    }
-}

src/main/java/com/echo/p2p_project/client/gui/HelloController.java

@@ -1,14 +0,0 @@
-package com.echo.p2p_project.client.gui;
-
-import javafx.fxml.FXML;
-import javafx.scene.control.Label;
-
-public class HelloController {
-    @FXML
-    private Label welcomeText;
-
-    @FXML
-    protected void onHelloButtonClick() {
-        welcomeText.setText("Welcome to JavaFX Application!");
-    }
-}

src/main/java/com/echo/p2p_project/client/interfaces/P2P_FileRegistry.java

@@ -13,5 +13,5 @@ import java.util.UUID;
  * @Description:
  **/
 public interface P2P_FileRegistry extends Remote {
-    File download(UUID resID) throws RemoteException;
+    byte[] download(UUID resID) throws RemoteException;
 }

src/main/java/com/echo/p2p_project/client/model/P2PFileImpl.java

@@ -1,5 +1,6 @@
 package com.echo.p2p_project.client.model;
 
+import cn.hutool.core.io.FileUtil;
 import com.echo.p2p_project.client.ClientMain;
 import com.echo.p2p_project.client.interfaces.P2P_FileRegistry;
 import com.echo.p2p_project.u_model.Resource;
@@ -34,17 +35,20 @@ public class P2PFileImpl extends UnicastRemoteObject implements P2P_FileRegistry
 
 
     @Override
-    public File download(UUID resID) throws RemoteException{
+    public byte[] download(UUID resID) throws RemoteException{
+        System.out.println("Income connection.");
         Resource resource = ClientMain.DHRT.get(resID);
         if(resource == null){
             System.out.println("Resource Not in local DHRT.");
             return null;
         }
         File file = new File("res/" + resource.getName());
+        byte[] file_byte = FileUtil.readBytes(file);
+        System.out.println("File byte[] length: " + file_byte.length);
         if (file==null) {
             System.out.println("Resource Not in File System.");
             return null;
         }
-        return file;
+        return file_byte;
     }
 }

src/main/java/com/echo/p2p_project/server/ServerMain.java

@@ -25,6 +25,7 @@ import java.util.*;
  * @Description:
  **/
 public class ServerMain{
+    public static final int RMI_PORT = 1099;
     public static ObservableMapWrapper<UUID, Peer> UHPT = new ObservableMapWrapper<>(new LinkedHashMap<>());
     public static ObservableMapWrapper<UUID, Resource> UHRT = new ObservableMapWrapper<>(new LinkedHashMap<>());
     private static Registry registry;
@@ -64,7 +65,7 @@ public class ServerMain{
     public static void init() {
         try {
             // Start Registry, Port: 1099
-            registry = LocateRegistry.createRegistry(Util.RMI_PORT);
+            registry = LocateRegistry.createRegistry(RMI_PORT);
             reg_services();
 
 

src/main/resources/com/echo/p2p_project/client_index.fxml

@@ -1,14 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-
-<?import java.lang.*?>
-<?import java.util.*?>
-<?import javafx.scene.*?>
-<?import javafx.scene.control.*?>
-<?import javafx.scene.layout.*?>
-
-<AnchorPane xmlns="http://javafx.com/javafx"
-            xmlns:fx="http://javafx.com/fxml"
-            fx:controller="com.echo.p2p_project.client.gui.ClientIndexController"
-            prefHeight="400.0" prefWidth="600.0">
-
-</AnchorPane>

src/main/resources/gui/client_index.fxml

@@ -1,18 +1,141 @@
 <?xml version="1.0" encoding="UTF-8"?>
 
+<?import javafx.scene.text.*?>
+<?import javafx.geometry.*?>
 <?import java.lang.*?>
 <?import java.util.*?>
 <?import javafx.scene.*?>
 <?import javafx.scene.control.*?>
 <?import javafx.scene.layout.*?>
 
-
 <AnchorPane prefHeight="400.0" prefWidth="600.0" xmlns="http://javafx.com/javafx/8" xmlns:fx="http://javafx.com/fxml/1" fx:controller="com.echo.p2p_project.client.gui.ClientIndexController">
    <children>
-      <VBox prefHeight="451.0" prefWidth="679.0" AnchorPane.bottomAnchor="0.0" AnchorPane.leftAnchor="0.0" AnchorPane.rightAnchor="0.0" AnchorPane.topAnchor="0.0">
+      <HBox alignment="CENTER">
          <children>
-            <Button mnemonicParsing="false" text="Button" />
+            <VBox alignment="TOP_CENTER">
+               <children>
+                  <HBox alignment="CENTER">
+                     <children>
+                        <Label text="Server IP    ">
+                           <padding>
+                              <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                           </padding>
+                        </Label>
+                        <TextField fx:id="server_ip" maxWidth="-Infinity" minHeight="-Infinity" prefHeight="30.0" promptText="127.0.0.1" text="127.0.0.1">
+                           <HBox.margin>
+                              <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                           </HBox.margin>
+                        </TextField>
+                     </children>
+                     <VBox.margin>
+                        <Insets />
+                     </VBox.margin>
+                  </HBox>
+                  <HBox alignment="CENTER">
+                     <children>
+                        <Label text="Server Port">
+                           <padding>
+                              <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                           </padding>
+                        </Label>
+                        <TextField fx:id="server_port" maxHeight="-Infinity" minHeight="-Infinity" prefHeight="30.0" promptText="1099" text="1099">
+                           <HBox.margin>
+                              <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                           </HBox.margin>
+                        </TextField>
+                     </children>
+                  </HBox>
+                  <Button fx:id="connect_button" mnemonicParsing="false" text="Connect">
+                     <padding>
+                        <Insets bottom="8.0" left="8.0" right="8.0" top="8.0" />
+                     </padding>
+                     <VBox.margin>
+                        <Insets bottom="8.0" left="8.0" right="8.0" top="8.0" />
+                     </VBox.margin>
+                  </Button>
+                  <VBox alignment="CENTER">
+                     <children>
+                        <HBox alignment="CENTER_LEFT">
+                           <children>
+                              <Label text="Download">
+                                 <padding>
+                                    <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                                 </padding>
+                              </Label>
+                              <ChoiceBox fx:id="download_datalist" prefWidth="150.0" />
+                              <Button fx:id="download_button" disable="true" mnemonicParsing="false" text="Download">
+                                 <HBox.margin>
+                                    <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                                 </HBox.margin>
+                              </Button>
+                           </children>
+                           <padding>
+                              <Insets bottom="8.0" left="8.0" right="8.0" top="8.0" />
+                           </padding>
+                        </HBox>
+                     </children>
+                     <VBox.margin>
+                        <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                     </VBox.margin>
+                  </VBox>
+                  <VBox alignment="TOP_CENTER">
+                     <children>
+                        <HBox alignment="CENTER_LEFT">
+                           <children>
+                              <Label text="Upload     ">
+                                 <padding>
+                                    <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                                 </padding>
+                              </Label>
+                              <ChoiceBox fx:id="reg_datalist" prefWidth="150.0" />
+                              <Button fx:id="reg_button" disable="true" mnemonicParsing="false" text="Register Resource">
+                                 <HBox.margin>
+                                    <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                                 </HBox.margin>
+                              </Button>
+                           </children>
+                           <padding>
+                              <Insets bottom="8.0" left="8.0" right="8.0" top="8.0" />
+                           </padding>
+                        </HBox>
+                     </children>
+                     <VBox.margin>
+                        <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                     </VBox.margin>
+                  </VBox>
+                  <Button fx:id="sync_button" disable="true" mnemonicParsing="false" text="SYNC DHRT" textFill="#ff4700" />
+               </children>
+            </VBox>
+            <VBox alignment="TOP_CENTER">
+               <children>
+                  <Label text="DHRT" />
+                  <TableView fx:id="DHRT_Table" prefHeight="200.0">
+                    <columns>
+                      <TableColumn fx:id="DHRT_GUID" prefWidth="75.0" text="GUID" />
+                      <TableColumn fx:id="DHRT_NAME" prefWidth="75.0" text="NAME" />
+                        <TableColumn fx:id="DHRT_HASH" prefWidth="75.0" text="HASH" />
+                    </columns>
+                  </TableView>
+                  <VBox alignment="CENTER">
+                     <children>
+                        <Label text="Log">
+                           <padding>
+                              <Insets bottom="8.0" left="8.0" right="8.0" top="8.0" />
+                           </padding>
+                        </Label>
+                        <TextArea fx:id="log_field" prefHeight="200.0" wrapText="true">
+                           <VBox.margin>
+                              <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                           </VBox.margin>
+                        </TextArea>
+                     </children>
+                  </VBox>
+               </children>
+            </VBox>
          </children>
-      </VBox>
+         <padding>
+            <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+         </padding>
+      </HBox>
    </children>
 </AnchorPane>

target/classes/com/echo/p2p_project/client_index.fxml

@@ -1,14 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-
-<?import java.lang.*?>
-<?import java.util.*?>
-<?import javafx.scene.*?>
-<?import javafx.scene.control.*?>
-<?import javafx.scene.layout.*?>
-
-<AnchorPane xmlns="http://javafx.com/javafx"
-            xmlns:fx="http://javafx.com/fxml"
-            fx:controller="com.echo.p2p_project.client.gui.ClientIndexController"
-            prefHeight="400.0" prefWidth="600.0">
-
-</AnchorPane>

target/classes/gui/client_index.fxml

@@ -1,18 +1,141 @@
 <?xml version="1.0" encoding="UTF-8"?>
 
+<?import javafx.scene.text.*?>
+<?import javafx.geometry.*?>
 <?import java.lang.*?>
 <?import java.util.*?>
 <?import javafx.scene.*?>
 <?import javafx.scene.control.*?>
 <?import javafx.scene.layout.*?>
 
-
 <AnchorPane prefHeight="400.0" prefWidth="600.0" xmlns="http://javafx.com/javafx/8" xmlns:fx="http://javafx.com/fxml/1" fx:controller="com.echo.p2p_project.client.gui.ClientIndexController">
    <children>
-      <VBox prefHeight="451.0" prefWidth="679.0" AnchorPane.bottomAnchor="0.0" AnchorPane.leftAnchor="0.0" AnchorPane.rightAnchor="0.0" AnchorPane.topAnchor="0.0">
+      <HBox alignment="CENTER">
          <children>
-            <Button mnemonicParsing="false" text="Button" />
+            <VBox alignment="TOP_CENTER">
+               <children>
+                  <HBox alignment="CENTER">
+                     <children>
+                        <Label text="Server IP    ">
+                           <padding>
+                              <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                           </padding>
+                        </Label>
+                        <TextField fx:id="server_ip" maxWidth="-Infinity" minHeight="-Infinity" prefHeight="30.0" promptText="127.0.0.1" text="127.0.0.1">
+                           <HBox.margin>
+                              <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                           </HBox.margin>
+                        </TextField>
+                     </children>
+                     <VBox.margin>
+                        <Insets />
+                     </VBox.margin>
+                  </HBox>
+                  <HBox alignment="CENTER">
+                     <children>
+                        <Label text="Server Port">
+                           <padding>
+                              <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                           </padding>
+                        </Label>
+                        <TextField fx:id="server_port" maxHeight="-Infinity" minHeight="-Infinity" prefHeight="30.0" promptText="1099" text="1099">
+                           <HBox.margin>
+                              <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                           </HBox.margin>
+                        </TextField>
+                     </children>
+                  </HBox>
+                  <Button fx:id="connect_button" mnemonicParsing="false" text="Connect">
+                     <padding>
+                        <Insets bottom="8.0" left="8.0" right="8.0" top="8.0" />
+                     </padding>
+                     <VBox.margin>
+                        <Insets bottom="8.0" left="8.0" right="8.0" top="8.0" />
+                     </VBox.margin>
+                  </Button>
+                  <VBox alignment="CENTER">
+                     <children>
+                        <HBox alignment="CENTER_LEFT">
+                           <children>
+                              <Label text="Download">
+                                 <padding>
+                                    <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                                 </padding>
+                              </Label>
+                              <ChoiceBox fx:id="download_datalist" prefWidth="150.0" />
+                              <Button fx:id="download_button" disable="true" mnemonicParsing="false" text="Download">
+                                 <HBox.margin>
+                                    <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                                 </HBox.margin>
+                              </Button>
+                           </children>
+                           <padding>
+                              <Insets bottom="8.0" left="8.0" right="8.0" top="8.0" />
+                           </padding>
+                        </HBox>
+                     </children>
+                     <VBox.margin>
+                        <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                     </VBox.margin>
+                  </VBox>
+                  <VBox alignment="TOP_CENTER">
+                     <children>
+                        <HBox alignment="CENTER_LEFT">
+                           <children>
+                              <Label text="Upload     ">
+                                 <padding>
+                                    <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                                 </padding>
+                              </Label>
+                              <ChoiceBox fx:id="reg_datalist" prefWidth="150.0" />
+                              <Button fx:id="reg_button" disable="true" mnemonicParsing="false" text="Register Resource">
+                                 <HBox.margin>
+                                    <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                                 </HBox.margin>
+                              </Button>
+                           </children>
+                           <padding>
+                              <Insets bottom="8.0" left="8.0" right="8.0" top="8.0" />
+                           </padding>
+                        </HBox>
+                     </children>
+                     <VBox.margin>
+                        <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                     </VBox.margin>
+                  </VBox>
+                  <Button fx:id="sync_button" disable="true" mnemonicParsing="false" text="SYNC DHRT" textFill="#ff4700" />
+               </children>
+            </VBox>
+            <VBox alignment="TOP_CENTER">
+               <children>
+                  <Label text="DHRT" />
+                  <TableView fx:id="DHRT_Table" prefHeight="200.0">
+                    <columns>
+                      <TableColumn fx:id="DHRT_GUID" prefWidth="75.0" text="GUID" />
+                      <TableColumn fx:id="DHRT_NAME" prefWidth="75.0" text="NAME" />
+                        <TableColumn fx:id="DHRT_HASH" prefWidth="75.0" text="HASH" />
+                    </columns>
+                  </TableView>
+                  <VBox alignment="CENTER">
+                     <children>
+                        <Label text="Log">
+                           <padding>
+                              <Insets bottom="8.0" left="8.0" right="8.0" top="8.0" />
+                           </padding>
+                        </Label>
+                        <TextArea fx:id="log_field" prefHeight="200.0" wrapText="true">
+                           <VBox.margin>
+                              <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+                           </VBox.margin>
+                        </TextArea>
+                     </children>
+                  </VBox>
+               </children>
+            </VBox>
          </children>
-      </VBox>
+         <padding>
+            <Insets bottom="16.0" left="16.0" right="16.0" top="16.0" />
+         </padding>
+      </HBox>
    </children>
 </AnchorPane>