AS部分

ClientClose.java

@@ -0,0 +1,44 @@
+package com.example.zhi;
+
+import java.io.IOException;
+import java.net.*;
+public class ClientClose {
+
+
+    public static void main(String[] args) {
+        URL url = null;
+        HttpURLConnection connection = null;
+        try {
+            url = new URL("http://192.168.1.199:80/update?button=1");
+            connection = null;
+            try {
+                connection = (HttpURLConnection) url.openConnection();
+                System.out.println("设置链接成功");
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+
+            try {
+                connection.setRequestMethod("GET");
+                System.out.println("方法设置成功");
+            } catch (ProtocolException e) {
+                e.printStackTrace();
+            }
+        } catch (MalformedURLException e) {
+            e.printStackTrace();
+        }
+
+
+        try {
+            System.out.println("连接中");
+            connection.connect();
+            System.out.println("链接成功");
+            int responseCode = connection.getResponseCode();
+            System.out.println(responseCode);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+
+
+    }
+}

ClientOpen.java

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+package com.example.zhi;
+import java.io.IOException;
+import java.net.*;
+public class ClientOpen {
+
+
+    public static void main(String[] args) {
+        URL url = null;
+        HttpURLConnection connection = null;
+        try {
+            url = new URL("http://192.168.1.199:80/update?button=0");
+            connection = null;
+            try {
+                connection = (HttpURLConnection) url.openConnection();
+                System.out.println("设置链接成功");
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+
+            try {
+                connection.setRequestMethod("GET");
+                System.out.println("方法设置成功");
+            } catch (ProtocolException e) {
+                e.printStackTrace();
+            }
+        } catch (MalformedURLException e) {
+            e.printStackTrace();
+        }
+
+
+        try {
+            System.out.println("连接中");
+            connection.connect();
+            System.out.println("链接成功");
+            int responseCode = connection.getResponseCode();
+            System.out.println(responseCode);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+
+
+    }
+}

ExampleInstrumentedTest.java

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+package com.example.zhi;
+
+import android.content.Context;
+
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
+        assertEquals("com.example.zhi", appContext.getPackageName());
+    }
+}

MD5Utils.java

@@ -0,0 +1,38 @@
+package com.example.zhi;
+
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+public class MD5Utils {
+    //md5 加密算法
+    public static String md5(String text) {
+        MessageDigest digest = null;
+        try {
+            digest = MessageDigest.getInstance("md5");
+            // 数组 byte[] result -> digest.digest( );  文本 text.getBytes();
+            byte[] result = digest.digest(text.getBytes());
+            //创建StringBuilder对象 然后建议StringBuffer，安全性高
+            //StringBuilder sb = new StringBuilder();
+            StringBuffer sb = new StringBuffer();
+            // result数组，digest.digest ( ); -> text.getBytes();
+            // for 循环数组byte[] result;
+            for (byte b : result){
+                // 0xff 为16进制
+                int number = b & 0xff;
+                // number值 转换 字符串 Integer.toHexString( );
+                String hex = Integer.toHexString(number);
+                if (hex.length() == 1){
+                    sb.append("0"+hex);
+                }else {
+                    sb.append(hex);
+                }
+            }
+            //sb StringBuffer sb = new StringBuffer();对象实例化
+            return sb.toString();
+        } catch (NoSuchAlgorithmException e) {
+            e.printStackTrace();
+            //发送异常return空字符串
+            return "";
+        }
+    }
+}
+

MainActivity.java

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+package com.example.zhi;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+
+public class MainActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+        Button button1=(Button) findViewById(R.id.button1);
+        button1.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Intent intent=new Intent(MainActivity.this,xianshishebei.class);
+                startActivity(intent);
+            }
+        });
+        Button button2=(Button) findViewById(R.id.button2);
+        button2.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Intent intent=new Intent(MainActivity.this, guanyu.class);
+                startActivity(intent);
+            }
+        });
+
+        Button button4=(Button) findViewById(R.id.button4);
+        button4.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Intent intent=new Intent(MainActivity.this,yijianfankui.class);
+                startActivity(intent);
+            }
+        });
+    }
+}

addDevice.java

@@ -0,0 +1,25 @@
+package com.example.zhi;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+import android.widget.Toast;
+
+public class addDevice extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_add_device);
+        Button btn=(Button) findViewById(R.id.btn);
+        btn.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Toast.makeText(addDevice.this, "连接成功", Toast.LENGTH_SHORT).show();
+            }
+        });
+    }
+
+}

guanyu.java

@@ -0,0 +1,23 @@
+package com.example.zhi;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.os.Bundle;
+import android.view.View;
+import android.widget.ImageButton;
+
+public class guanyu extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_guanyu);
+        ImageButton imageButton=(ImageButton) findViewById(R.id.close);
+        imageButton.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                finish();
+            }
+        });
+    }
+}