編集履歴

質問編集履歴

ソースコードの変更

2021/11/12 10:45

投稿

gken

スコア4

test CHANGED Viewed

File without changes

test CHANGED Viewed

@@ -136,10 +136,6 @@
 			System.out.println(cIU.current_longitude);
-			System.out.println(cIU.destination_latitude);
-			System.out.println(cIU.destination_longitude);
 		}catch(ClassNotFoundException e) {
@@ -182,13 +178,7 @@
     public double current_longitude;//現在地　経度
-    public double destination_latitude;//目的地　緯度
-    public double destination_longitude;//目的地　経度
-    public String status;//選択肢
-    public String bodystatus;
@@ -206,59 +196,149 @@
     }
+}
+```
+###Clientプログラム(Android)
+```Java
+package com.websarva.wings.android.clientver3;
+import androidx.appcompat.app.AppCompatActivity;
+import android.os.Bundle;
+import java.io.IOException;
+import java.io.ObjectOutputStream;
+import java.net.Socket;
+import java.net.UnknownHostException;
+public class MainActivity extends AppCompatActivity {
+    public static Socket socket = null;
+    public static String host = "192.168.11.2";
+    public static int port = 2001;
-    public void setdestination_latitude(double inputdestination_latitude) {
+    public static UserInformation cUI = new UserInformation ();
+    @Override
-        this.destination_latitude = inputdestination_latitude;
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+        cUI.setcurrent_latitude(35.0);
+        cUI.setcurrent_longitude(139.0);
+        new Thread (new Runnable(){
+            public void run(){
+                ObjectOutputStream objectOutputStream = null;
+                try{
+                    socket = new Socket(host,port);
+                    objectOutputStream = new ObjectOutputStream(socket.getOutputStream());
+                    objectOutputStream.writeObject(cUI);
+                    objectOutputStream.close();
+                    socket.close();
+                } catch (UnknownHostException e) {
+                    e.printStackTrace();
+                } catch (IOException e) {
+                    e.printStackTrace();
+                }
+            }
+        }).start();
     }
-    public void setdestination_longitude(double inputdestination_longitude) {
-        this.destination_longitude = inputdestination_longitude;
-    }
-    public void setstatus(String inputstatus){
-        this.status =inputstatus;
-    }
-    public void setBodystatus(String inputbodystatus){
-        this.bodystatus =inputbodystatus;
-    }
 }
 ```
+###パーミッション
+```xml
+<manifest >
+    <uses-permission android:name="android.permission.INTERNET"/>
+    <application ~
+    </application>
+</manifest>
+```
+#試したこと
+Client（Android側）のプログラムを少しだけ変更しPC(Server)-PC(Client)で問題なく実行できていることを確認しています。そのときのPC(Client)プログラムが以下になります。
-###Clientプログラム(Android)
+###ClientをPCにした場合
-```Java
+```java
-package com.websarva.wings.android.clientver3;
-import androidx.appcompat.app.AppCompatActivity;
-import android.os.Bundle;
 import java.io.IOException;
@@ -270,11 +350,9 @@
-public class MainActivity extends AppCompatActivity {
+public class Client_ver3 {
-    public static Socket socket = null;
+	public static Socket socket = null;
     public static String host = "192.168.11.2";
@@ -286,151 +364,15 @@
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
+	public static void main(String[] args) {
-        super.onCreate(savedInstanceState);
-        setContentView(R.layout.activity_main);
-        cUI.setcurrent_latitude(35.0);
+		cUI.setcurrent_latitude(35.0);
         cUI.setcurrent_longitude(139.0);
-        cUI.setdestination_latitude(35.5);
-        cUI.setdestination_longitude(139.5);
-        cUI.setstatus("gakusei");
-        cUI.setBodystatus("kennkou");
-        new Thread (new Runnable(){
-            public void run(){
-                ObjectOutputStream objectOutputStream = null;
-                try{
-                    socket = new Socket(host,port);
-                    objectOutputStream = new ObjectOutputStream(socket.getOutputStream());
-                    objectOutputStream.writeObject(cUI);
-                    objectOutputStream.close();
-                    socket.close();
-                } catch (UnknownHostException e) {
-                    e.printStackTrace();
-                } catch (IOException e) {
-                    e.printStackTrace();
-                }
-            }
-        }).start();
-    }
-}
-```
-###パーミッション
-```xml
-<manifest >
-    <uses-permission android:name="android.permission.INTERNET"/>
-    <application ~
-    </application>
-</manifest>
-```
-#試したこと
-Client（Android側）のプログラムを少しだけ変更しPC(Server)-PC(Client)で問題なく実行できていることを確認しています。そのときのPC(Client)プログラムが以下になります。
-###ClientをPCにした場合
-```java
-import java.io.IOException;
-import java.io.ObjectOutputStream;
-import java.net.Socket;
-import java.net.UnknownHostException;
-public class Client_ver3 {
-	public static Socket socket = null;
-    public static String host = "192.168.11.2";
-	//public static String host = "127.0.0.1";
-    public static int port = 2001;
-    public static UserInformation cUI = new UserInformation ();
-	public static void main(String[] args) {
-		cUI.setcurrent_latitude(35.0);
-        cUI.setcurrent_longitude(139.0);
-        cUI.setdestination_latitude(35.5);
-        cUI.setdestination_longitude(139.5);
-        cUI.setstatus("gakusei");
-        cUI.setBodystatus("kennkou");
@@ -485,17 +427,3 @@
 35.0
 139.0
-35.5
-139.5
-### 補足情報（FW/ツールのバージョンなど）
-Server　toughbook CF-20  ubuntu16.04LTS（PC）
-Client 　GooglePixel4a　Android12 （スマホ）
-Client　Surface Pro 7　Windows10（PC）

エラー文の修正

2021/11/12 10:45

投稿

gken

スコア4

test CHANGED Viewed

File without changes

test CHANGED Viewed

@@ -30,6 +30,8 @@
 ```
+java Server_ver3java.lang.ClassNotFoundException: com.websarva.wings.android.clientver3.UserInformation
 at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
 at java.lang.ClassLoader.loadClass(ClassLoader.java:418)

ソースコードの修正

2021/11/04 06:27

投稿

gken

スコア4

test CHANGED Viewed

File without changes

test CHANGED Viewed

@@ -68,6 +68,10 @@
 ```Java
+package com.websarva.wings.android.clientver3;
 import java.io.IOException;
 import java.io.ObjectInputStream;
@@ -160,6 +164,10 @@
 ```java
+package com.websarva.wings.android.clientver3;
 import java.io.Serializable;
@@ -238,6 +246,10 @@
 ```Java
+package com.websarva.wings.android.clientver3;
 import androidx.appcompat.app.AppCompatActivity;

ソースコード変更

2021/11/04 06:23

投稿

gken

スコア4

test CHANGED Viewed

File without changes

test CHANGED Viewed

@@ -24,11 +24,441 @@
-### 実行結果
+### Server画面（PC）　実行結果
-```
+```
+at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
+at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
+at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:352)
+at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
+at java.lang.Class.forName0(Native Method)
+at java.lang.Class.forName(Class.java:348)
+at java.io.ObjectInputStream.resolveClass(ObjectInputStream.java:720)
+at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1925)
+at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1808)
+at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2099)
+at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1625)
+at java.io.ObjectInputStream.readObject(ObjectInputStream.java:465)
+at java.io.ObjectInputStream.readObject(ObjectInputStream.java:423)
+at Server_ver3.main(Server_ver3.java:24)
+```
+### 該当のソースコード
+###Serverプログラム(PC)
+```Java
+import java.io.IOException;
+import java.io.ObjectInputStream;
+import java.net.ServerSocket;
+import java.net.Socket;
+public class Server_ver3 {
+	public static ServerSocket serverSocket = null;
+	public static Socket socket =null;
+	public static void main(String[] args) {
+		ObjectInputStream objectInputStream = null;
+		try {
+                        System.out.println("aaa");//デバッグのため
+			serverSocket = new ServerSocket(2001);
+			socket = serverSocket.accept();
+                        System.out.println("bbb");//デバッグのため
+			objectInputStream = new ObjectInputStream(socket.getInputStream());
+                        System.out.println("ccc");//デバッグのため
+			UserInformation cIU =(UserInformation)objectInputStream.readObject();//24行目
+                        System.out.println("eee");//デバッグのため
+			objectInputStream.close();
+			serverSocket.close();
+			System.out.println(cIU.current_latitude);
+			System.out.println(cIU.current_longitude);
+			System.out.println(cIU.destination_latitude);
+			System.out.println(cIU.destination_longitude);
+		}catch(ClassNotFoundException e) {
+			e.printStackTrace();
+		}catch(IOException e) {
+			e.printStackTrace();
+		}
+	}
+}
+```
+###UserInformationクラス（クラスオブジェクト）
+```java
+import java.io.Serializable;
+public class UserInformation implements Serializable {
+    public double current_latitude;//現在地　緯度
+    public double current_longitude;//現在地　経度
+    public double destination_latitude;//目的地　緯度
+    public double destination_longitude;//目的地　経度
+    public String status;//選択肢
+    public String bodystatus;
+    public void setcurrent_latitude(double inputcurrent_latitude) {
+        this.current_latitude = inputcurrent_latitude;
+    }
+    public void setcurrent_longitude(double inputcurrent_longitude) {
+        this.current_longitude = inputcurrent_longitude;
+    }
+    public void setdestination_latitude(double inputdestination_latitude) {
+        this.destination_latitude = inputdestination_latitude;
+    }
+    public void setdestination_longitude(double inputdestination_longitude) {
+        this.destination_longitude = inputdestination_longitude;
+    }
+    public void setstatus(String inputstatus){
+        this.status =inputstatus;
+    }
+    public void setBodystatus(String inputbodystatus){
+        this.bodystatus =inputbodystatus;
+    }
+}
+```
+###Clientプログラム(Android)
+```Java
+import androidx.appcompat.app.AppCompatActivity;
+import android.os.Bundle;
+import java.io.IOException;
+import java.io.ObjectOutputStream;
+import java.net.Socket;
+import java.net.UnknownHostException;
+public class MainActivity extends AppCompatActivity {
+    public static Socket socket = null;
+    public static String host = "192.168.11.2";
+    public static int port = 2001;
+    public static UserInformation cUI = new UserInformation ();
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+        cUI.setcurrent_latitude(35.0);
+        cUI.setcurrent_longitude(139.0);
+        cUI.setdestination_latitude(35.5);
+        cUI.setdestination_longitude(139.5);
+        cUI.setstatus("gakusei");
+        cUI.setBodystatus("kennkou");
+        new Thread (new Runnable(){
+            public void run(){
+                ObjectOutputStream objectOutputStream = null;
+                try{
+                    socket = new Socket(host,port);
+                    objectOutputStream = new ObjectOutputStream(socket.getOutputStream());
+                    objectOutputStream.writeObject(cUI);
+                    objectOutputStream.close();
+                    socket.close();
+                } catch (UnknownHostException e) {
+                    e.printStackTrace();
+                } catch (IOException e) {
+                    e.printStackTrace();
+                }
+            }
+        }).start();
+    }
+}
+```
+###パーミッション
+```xml
+<manifest >
+    <uses-permission android:name="android.permission.INTERNET"/>
+    <application ~
+    </application>
+</manifest>
+```
+#試したこと
+Client（Android側）のプログラムを少しだけ変更しPC(Server)-PC(Client)で問題なく実行できていることを確認しています。そのときのPC(Client)プログラムが以下になります。
+###ClientをPCにした場合
+```java
+import java.io.IOException;
+import java.io.ObjectOutputStream;
+import java.net.Socket;
+import java.net.UnknownHostException;
+public class Client_ver3 {
+	public static Socket socket = null;
+    public static String host = "192.168.11.2";
+	//public static String host = "127.0.0.1";
+    public static int port = 2001;
+    public static UserInformation cUI = new UserInformation ();
+	public static void main(String[] args) {
+		cUI.setcurrent_latitude(35.0);
+        cUI.setcurrent_longitude(139.0);
+        cUI.setdestination_latitude(35.5);
+        cUI.setdestination_longitude(139.5);
+        cUI.setstatus("gakusei");
+        cUI.setBodystatus("kennkou");
+        ObjectOutputStream objectOutputStream = null;
+        try{
+            socket = new Socket(host,port);
+            objectOutputStream = new ObjectOutputStream(socket.getOutputStream());
+            objectOutputStream.writeObject(cUI);
+            objectOutputStream.close();
+            socket.close();
+        } catch (UnknownHostException e) {
+            e.printStackTrace();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+	}
+```
+###実行結果（PCをClientにした際の結果）
 aaa
@@ -36,416 +466,6 @@
 ccc
-ClassNotFoundException e
-```
-### 該当のソースコード
-###Serverプログラム(PC)
-```Java
-import java.io.IOException;
-import java.io.ObjectInputStream;
-import java.net.ServerSocket;
-import java.net.Socket;
-public class Server_ver3 {
-	public static ServerSocket serverSocket = null;
-	public static Socket socket =null;
-	public static void main(String[] args) {
-		ObjectInputStream objectInputStream = null;
-		try {
-                        System.out.println("aaa");//デバッグのため
-			serverSocket = new ServerSocket(2001);
-			socket = serverSocket.accept();
-                        System.out.println("bbb");//デバッグのため
-			objectInputStream = new ObjectInputStream(socket.getInputStream());
-                        System.out.println("ccc");//デバッグのため
-			UserInformation cIU =(UserInformation)objectInputStream.readObject();//24行目
-                        System.out.println("eee");//デバッグのため
-			objectInputStream.close();
-			serverSocket.close();
-			System.out.println(cIU.current_latitude);
-			System.out.println(cIU.current_longitude);
-			System.out.println(cIU.destination_latitude);
-			System.out.println(cIU.destination_longitude);
-		}catch(ClassNotFoundException e) {
-			System.out.println("ClassNotFoundException e");
-		}catch(IOException e) {
-			System.out.println("IOException e");
-		}
-	}
-}
-```
-###UserInformationクラス（クラスオブジェクト）
-```java
-import java.io.Serializable;
-public class UserInformation implements Serializable {
-    public double current_latitude;//現在地　緯度
-    public double current_longitude;//現在地　経度
-    public double destination_latitude;//目的地　緯度
-    public double destination_longitude;//目的地　経度
-    public String status;//選択肢
-    public String bodystatus;
-    public void setcurrent_latitude(double inputcurrent_latitude) {
-        this.current_latitude = inputcurrent_latitude;
-    }
-    public void setcurrent_longitude(double inputcurrent_longitude) {
-        this.current_longitude = inputcurrent_longitude;
-    }
-    public void setdestination_latitude(double inputdestination_latitude) {
-        this.destination_latitude = inputdestination_latitude;
-    }
-    public void setdestination_longitude(double inputdestination_longitude) {
-        this.destination_longitude = inputdestination_longitude;
-    }
-    public void setstatus(String inputstatus){
-        this.status =inputstatus;
-    }
-    public void setBodystatus(String inputbodystatus){
-        this.bodystatus =inputbodystatus;
-    }
-}
-```
-###Clientプログラム(Android)
-```Java
-import androidx.appcompat.app.AppCompatActivity;
-import android.os.Bundle;
-import java.io.IOException;
-import java.io.ObjectOutputStream;
-import java.net.Socket;
-import java.net.UnknownHostException;
-public class MainActivity extends AppCompatActivity {
-    public static Socket socket = null;
-    public static String host = "192.168.11.2";
-    public static int port = 2001;
-    public static UserInformation cUI = new UserInformation ();
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        setContentView(R.layout.activity_main);
-        cUI.setcurrent_latitude(35.0);
-        cUI.setcurrent_longitude(139.0);
-        cUI.setdestination_latitude(35.5);
-        cUI.setdestination_longitude(139.5);
-        cUI.setstatus("gakusei");
-        cUI.setBodystatus("kennkou");
-        new Thread (new Runnable(){
-            public void run(){
-                ObjectOutputStream objectOutputStream = null;
-                try{
-                    socket = new Socket(host,port);
-                    objectOutputStream = new ObjectOutputStream(socket.getOutputStream());
-                    objectOutputStream.writeObject(cUI);
-                    objectOutputStream.close();
-                    socket.close();
-                } catch (UnknownHostException e) {
-                    e.printStackTrace();
-                } catch (IOException e) {
-                    e.printStackTrace();
-                }
-            }
-        }).start();
-    }
-}
-```
-###パーミッション
-```xml
-<manifest >
-    <uses-permission android:name="android.permission.INTERNET"/>
-    <application ~
-    </application>
-</manifest>
-```
-#試したこと
-Client（Android側）のプログラムを少しだけ変更しPC(Server)-PC(Client)で問題なく実行できていることを確認しています。そのときのPC(Client)プログラムが以下になります。
-###ClientをPCにした場合
-```java
-import java.io.IOException;
-import java.io.ObjectOutputStream;
-import java.net.Socket;
-import java.net.UnknownHostException;
-public class Client_ver3 {
-	public static Socket socket = null;
-    public static String host = "192.168.11.2";
-	//public static String host = "127.0.0.1";
-    public static int port = 2001;
-    public static UserInformation cUI = new UserInformation ();
-	public static void main(String[] args) {
-		cUI.setcurrent_latitude(35.0);
-        cUI.setcurrent_longitude(139.0);
-        cUI.setdestination_latitude(35.5);
-        cUI.setdestination_longitude(139.5);
-        cUI.setstatus("gakusei");
-        cUI.setBodystatus("kennkou");
-        ObjectOutputStream objectOutputStream = null;
-        try{
-            socket = new Socket(host,port);
-            objectOutputStream = new ObjectOutputStream(socket.getOutputStream());
-            objectOutputStream.writeObject(cUI);
-            objectOutputStream.close();
-            socket.close();
-        } catch (UnknownHostException e) {
-            e.printStackTrace();
-        } catch (IOException e) {
-            e.printStackTrace();
-        }
-	}
-```
-###実行結果（PCをClientにした際の結果）
-aaa
-bbb
-ccc
 eee
 35.0

題名の変更

2021/11/03 13:43

投稿

gken

スコア4

test CHANGED Viewed

	@@ -1 +1 @@
1	- ~~Socket~~通信においてPC-Android間の通信ができない
1	+ ソケット通信においてPC-Android間の通信ができない

test CHANGED Viewed

File without changes

説明の追加

2021/11/03 11:52

投稿

gken

スコア4

test CHANGED Viewed

File without changes

test CHANGED Viewed

@@ -326,6 +326,8 @@
 ```
+###パーミッション
 ```xml
 <manifest >

プレビューの変更

2021/11/03 11:36

投稿

gken

スコア4

test CHANGED Viewed

File without changes

test CHANGED Viewed

@@ -1,4 +1,4 @@
-### Socket通信においてPC-Android間の通信ができない
+### PC-Android間の通信を実現したい
 TCPを使用したソケット通信にてクラスオブジェクトを送受信したいです。