feat: 初始化仓库

.gitignore

@@ -0,0 +1,14 @@
+*.iml
+.gradle
+/local.properties
+.idea
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild

README.md

@@ -0,0 +1 @@
+V2026.1 已发版

app/.gitignore

@@ -0,0 +1 @@
+/build

app/build.gradle

@@ -0,0 +1,44 @@
+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 34
+//    buildToolsVersion "34.0.0"
+    defaultConfig {
+        applicationId "com.example.TxHidposDemo"
+        minSdkVersion 21
+        //noinspection ExpiredTargetSdkVersion
+        targetSdkVersion 29
+        versionCode 26032600
+        versionName "2026.1"
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+    applicationVariants.all { variant ->
+        variant.outputs.all { output ->
+            // 修改 APK 文件的名称
+            output.outputFileName = "扫码排队_V${variant.versionName}.apk"
+        }
+    }
+    buildTypes {
+        release {
+            signingConfig signingConfigs.debug
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+    compileOptions.encoding="GBK"
+//    compileOptions {
+//        sourceCompatibility JavaVersion.VERSION_11
+//        targetCompatibility JavaVersion.VERSION_11
+//    }
+}
+
+dependencies {
+    implementation fileTree(include: ['*.jar'], dir: 'libs')
+    implementation 'androidx.appcompat:appcompat:1.0.2'
+    implementation('com.squareup.okhttp3:okhttp:5.2.1')
+//    implementation 'androidx.startup:startup-runtime:1.2.0'
+    testImplementation 'junit:junit:4.12'
+    androidTestImplementation 'androidx.test:runner:1.1.1'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.1'
+    implementation files('libs/tx_hidpos.jar')
+}

app/proguard-rules.pro

@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

app/src/androidTest/java/com/example/TxHidposDemo/ExampleInstrumentedTest.java

@@ -0,0 +1,27 @@
+package com.example.TxHidposDemo;
+
+import android.content.Context;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.runner.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.getTargetContext();
+
+        assertEquals("com.example.scantest", appContext.getPackageName());
+    }
+}

app/src/main/AndroidManifest.xml

@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.example.TxHidposDemo">
+
+    <uses-permission android:name="android.permission.INTERNET"/>
+
+    <uses-feature
+        android:name="android.hardware.usb.host"
+        android:required="true" />
+    <uses-permission
+        android:name="android.hardware.usb.host"
+        android:required="true" />
+    <!--<uses-sdk
+        android:minSdkVersion="12"
+        android:targetSdkVersion="18" />-->
+
+    <application
+        android:allowBackup="true"
+        android:icon="@drawable/logo"
+        android:label="@string/app_name"
+        android:theme="@style/AppTheme"
+        android:usesCleartextTraffic="true">
+        <activity
+            android:name="com.example.TxHidposDemo.home.HomeActivity"
+            android:theme="@style/AppTheme"
+            android:configChanges="keyboard|keyboardHidden|navigation"
+            android:label="@string/app_name" >
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

app/src/main/java/com/example/TxHidposDemo/HomeActivity.java

@@ -0,0 +1,255 @@
+package com.example.TxHidposDemo;
+
+import android.annotation.TargetApi;
+import android.app.Activity;
+import android.os.Build;
+import android.os.Bundle;
+import android.os.Handler;
+import android.os.Looper;
+import android.os.Message;
+import android.util.Log;
+import android.view.KeyEvent;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.widget.Button;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+
+import com.tool.TxScanner;
+
+import java.io.IOException;
+import java.util.concurrent.locks.*;
+
+import okhttp3.Call;
+import okhttp3.Callback;
+import okhttp3.OkHttpClient;
+import okhttp3.Request;
+import okhttp3.Response;
+
+@TargetApi(Build.VERSION_CODES.HONEYCOMB_MR1)
+public class HomeActivity extends Activity {
+	TextView cTextDecode;
+    TextView cTextInfo;
+    TextView cTextVer;
+	TextView cTextState;
+    Button start;
+    Button stop;
+
+    private TxScanner cTxScanner; /**SDK包类**/
+    static int uiDecodeCnt = 0;
+
+    public static final String TAG = "TSD ";
+
+	/**消息**/
+	public final static int TS_MSG_INFO			= 1; /**提示信息**/
+	public final static int TS_MSG_COMM_STATE	= 2; /**通信状态**/
+	public final static int TS_MSG_DECODE_DATA	= 3; /**解码数据**/
+
+    private ReentrantLock lock = new ReentrantLock();
+    
+    public boolean BusyFlag = false;
+    private byte[] pDecodeDataParam = new byte[128];
+    private byte[] pCommStateParam = new byte[128];
+
+    private OkHttpClient okHttpClient;
+
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.home);
+		cTextDecode = (TextView) findViewById(R.id.device_decode);
+        cTextInfo = (TextView) findViewById(R.id.device_info);
+        cTextVer = (TextView) findViewById(R.id.device_version);
+		cTextState = (TextView) findViewById(R.id.device_state);
+        start = (Button) findViewById(R.id.start_scan);
+        stop = (Button) findViewById(R.id.stop_scan);
+        cTxScanner = new TxScanner(this, myHandler);
+
+		/**USB是否连接ucState,0:未连接,1:连接**/
+		TxScanner.TsCommStateCbFun fTsCommStateCbFun = new TxScanner.TsCommStateCbFun() {
+            @Override
+            public int tx_sanner_comm_state_cb_fun(byte[] pParam, byte ucState) {
+                String stbuf;
+                byte[] ucBufTemp;
+                byte[] ucBufTemp1;
+                int iRet;
+				
+                System.out.printf("USB状态=%d\r\n",ucState);
+                if(ucState == 1)
+                {
+                    ScanMsg(TS_MSG_COMM_STATE, 0, 0, "连接成功");
+                }
+                else
+                {
+                    ScanMsg(TS_MSG_COMM_STATE, 0, 0, "断开连接");
+                }
+                return 0;
+            }
+        };
+
+		/**解码数据**/
+        TxScanner.TsDecodeDataCbFun fTsDecodeDataCbFun  = new TxScanner.TsDecodeDataCbFun() {
+            @Override
+            public int tx_sanner_decode_data_cb_fun(byte[] pParam, byte ucCodeType, byte[] pBuf, int uiBufLen) {
+                byte[] decode = new byte[uiBufLen];   //数据域
+                System.arraycopy(pBuf, 0, decode, 0, uiBufLen);
+				uiDecodeCnt++;
+
+				ScanMsg(TS_MSG_DECODE_DATA, ucCodeType, 0, new String(decode));
+
+                System.out.printf("[%03d][%02d]len:%d, buf:", uiDecodeCnt, ucCodeType, uiBufLen);
+//                for (byte b : decode) {
+//                    System.out.printf("%c", b);
+//                }
+//                System.out.println();
+
+                return 0;
+            }
+        };
+
+		cTextVer.setText("版本:"+ cTxScanner.tx_scanner_get_version() + " ["+ cTxScanner.tx_scanner_get_product_type() + "]");
+
+        cTxScanner.tx_scanner_state_fun_register(pCommStateParam, fTsCommStateCbFun);
+        cTxScanner.tx_scanner_get_data_fun_register(pDecodeDataParam, fTsDecodeDataCbFun);
+        cTxScanner.tx_scanner_init();
+
+		start.setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                new Thread(new StartDecodeRunnable()).start();
+            }
+        });
+        
+        stop.setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                new Thread(new StopDecodeRunnable()).start();
+            }
+        });
+
+        okHttpClient = new OkHttpClient.Builder().build();
+    }
+
+    private class StartDecodeRunnable implements Runnable{
+        @Override
+        public void run() {
+            int iRet = -1;
+
+            lock.lock();
+            try {
+                iRet = cTxScanner.tx_scanner_decode_start();
+//                Log.i(TAG, "StartDecode" + "iRet:" + iRet);
+				if(-1 == iRet) {
+					ScanMsg(TS_MSG_INFO, 0, 0, "开始扫码失败");
+				}
+				else {
+                    ScanMsg(TS_MSG_INFO, 0, 0, "开始扫码成功");
+                }
+            } catch (InterruptedException e) {
+                e.printStackTrace();
+            }
+            lock.unlock();
+        }
+    }
+    
+    private class StopDecodeRunnable implements Runnable{
+        @Override
+        public void run() {
+            int iRet = -1;
+
+			lock.lock();
+            try {
+                iRet = cTxScanner.tx_scanner_decode_stop();
+//                Log.i(TAG, "StopDecode" + "iRet:" + iRet);
+				if(-1 == iRet) {
+					ScanMsg(TS_MSG_INFO, 0, 0, "结束扫码失败");
+				}
+				else {
+                    ScanMsg(TS_MSG_INFO, 0, 0, "结束扫码成功");
+                }
+            } catch (InterruptedException e) {
+                e.printStackTrace();
+            }
+			lock.unlock();
+        }
+    }
+
+    private void ScanMsg(int mode, int type, int status, Object value)
+    {
+        Message msg = new Message();
+        msg.what = mode;
+        msg.arg1 = type;
+        msg.arg2 = status;
+        msg.obj = value;
+        myHandler.sendMessage(msg);
+    }
+
+    @SuppressWarnings("all")
+    Handler myHandler = new Handler(Looper.getMainLooper())
+    {
+        public void handleMessage(Message msg)  
+	    {  
+	    	switch(msg.what)  
+	        {
+	        	/**提示信息**/
+				case TS_MSG_INFO:
+					String stInfo = (String)msg.obj;
+					cTextInfo.setText(stInfo);
+					break;
+
+				/**通信状态**/
+				case TS_MSG_COMM_STATE:
+					String stState = (String)msg.obj;
+					cTextState.setText(stState);
+					break;
+
+				/**解码数据**/
+	        	case TS_MSG_DECODE_DATA:
+					int iType = msg.arg1;
+	        	    String stDecodeData = (String)msg.obj;
+					cTextDecode.setText("["+(uiDecodeCnt)+"]" + "["+iType+"]" + "长度:"+stDecodeData.length() + ",数据:\r\n" + stDecodeData);
+                    try {
+                        Request request = new Request.Builder().url("http://62.234.150.191:9701/app-api/order/scanCode?data=" + stDecodeData)
+                                .get()
+                                .build();
+                        okHttpClient.newCall(request).enqueue(new okhttp3.Callback() {
+                            @Override
+                            public void onFailure(@NonNull Call call, @NonNull IOException e) {
+                                runOnUiThread(() -> {
+                                    cTextDecode.append("\r\n请求失败：" + Log.getStackTraceString(e));
+                                });
+                            }
+
+                            @Override
+                            public void onResponse(@NonNull Call call, @NonNull Response response) throws IOException {
+                                runOnUiThread(() -> {
+                                    cTextDecode.append("\r\n" + "请求成功：" + response);
+                                });
+                            }
+                        });
+                    } catch (Exception e) {
+                        cTextDecode.append("\r\n请求失败：" + Log.getStackTraceString(e));
+                    }
+                    break;
+					
+				default:
+					break;
+	        }
+	    }
+    };
+    
+    public boolean onKeyDown(int keyCode, KeyEvent event)  
+    {  
+        if ((keyCode == KeyEvent.KEYCODE_BACK ) || (keyCode == KeyEvent.KEYCODE_HOME ))
+        {
+            try {
+                cTxScanner.tx_scanner_deinit();
+            } catch (InterruptedException e) {
+                e.printStackTrace();
+            }
+            System.exit(0); 
+        }
+        return false;  
+    }
+}
+

app/src/main/java/com/example/TxHidposDemo/ScanDevice.java

@@ -0,0 +1,33 @@
+package com.example.TxHidposDemo;
+
+public class ScanDevice {
+    private String devicename;  
+    private int node;
+    private int DevStatus;
+    
+    public final static int DEVICE_NONE = 0;
+    public final static int DEVICE_INPUT = 1;
+    public final static int DEVICE_CONNECT = 2;
+    
+    public ScanDevice(int node){  
+        this.node = node;
+        this.devicename = "Device" + Integer.toString(node);    
+        this.DevStatus = DEVICE_NONE;
+    }  
+    public String getBandname() { 
+        return devicename;    
+    }
+    
+    public int GetNode()
+    {
+        return node;
+    }
+    
+    public void setStatus(int status)
+    {
+        DevStatus = status;
+    }
+    public int getStatus(){
+        return DevStatus;
+    }
+}

app/src/main/java/com/example/TxHidposDemo/home/HomeActivity.java

@@ -0,0 +1,308 @@
+package com.example.TxHidposDemo.home;
+
+import android.annotation.TargetApi;
+import android.app.ActionBar;
+import android.app.Activity;
+import android.os.Build;
+import android.os.Bundle;
+import android.os.Handler;
+import android.os.Looper;
+import android.os.Message;
+import android.util.Log;
+import android.view.KeyEvent;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.WindowManager;
+import android.widget.Button;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+
+import com.example.TxHidposDemo.R;
+import com.tool.TxScanner;
+
+import org.json.JSONObject;
+
+import java.io.IOException;
+import java.net.URLDecoder;
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
+import java.util.concurrent.locks.ReentrantLock;
+
+import javax.net.ssl.HostnameVerifier;
+import javax.net.ssl.SSLSession;
+
+import okhttp3.Call;
+import okhttp3.OkHttpClient;
+import okhttp3.Request;
+import okhttp3.Response;
+
+@TargetApi(Build.VERSION_CODES.HONEYCOMB_MR1)
+public class HomeActivity extends Activity {
+//	TextView cTextDecode;
+//    TextView cTextInfo;
+//    TextView cTextVer;
+//	TextView cTextState;
+//    Button start;
+//    Button stop;
+    /**
+     * 取餐窗口
+     */
+    TextView numberWindow;
+    /**
+     * 取餐ID
+     */
+    TextView numberId;
+    /**
+     * 当前取餐号
+     */
+    TextView currentNumber;
+
+    private TxScanner cTxScanner; /**SDK包类**/
+    static int uiDecodeCnt = 0;
+
+    public static final String TAG = "TSD ";
+
+	/**消息**/
+	public final static int TS_MSG_INFO			= 1; /**提示信息**/
+	public final static int TS_MSG_COMM_STATE	= 2; /**通信状态**/
+	public final static int TS_MSG_DECODE_DATA	= 3; /**解码数据**/
+
+    private ReentrantLock lock = new ReentrantLock();
+
+    public boolean BusyFlag = false;
+    private byte[] pDecodeDataParam = new byte[128];
+    private byte[] pCommStateParam = new byte[128];
+
+    private OkHttpClient okHttpClient;
+
+    public void onCreate(Bundle savedInstanceState) {
+        ActionBar actionBar = getActionBar();
+        if (actionBar != null) {
+            actionBar.hide();
+        }
+        getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_home);
+        numberWindow = (TextView) findViewById(R.id.number_window);
+        numberId = (TextView) findViewById(R.id.number_id);
+        currentNumber = (TextView) findViewById(R.id.current_number);
+        numberWindow.setText("-号窗口");
+        numberId.setText("---");
+        currentNumber.setText("当前取餐: 第--位");
+//		cTextDecode = (TextView) findViewById(R.id.device_decode);
+//        cTextInfo = (TextView) findViewById(R.id.device_info);
+//        cTextVer = (TextView) findViewById(R.id.device_version);
+//		cTextState = (TextView) findViewById(R.id.device_state);
+//        start = (Button) findViewById(R.id.start_scan);
+//        stop = (Button) findViewById(R.id.stop_scan);
+        cTxScanner = new TxScanner(this, myHandler);
+
+		/**USB是否连接ucState,0:未连接,1:连接**/
+		TxScanner.TsCommStateCbFun fTsCommStateCbFun = new TxScanner.TsCommStateCbFun() {
+            @Override
+            public int tx_sanner_comm_state_cb_fun(byte[] pParam, byte ucState) {
+                String stbuf;
+                byte[] ucBufTemp;
+                byte[] ucBufTemp1;
+                int iRet;
+
+                System.out.printf("USB状态=%d\r\n",ucState);
+                if(ucState == 1)
+                {
+                    ScanMsg(TS_MSG_COMM_STATE, 0, 0, "连接成功");
+                }
+                else
+                {
+                    ScanMsg(TS_MSG_COMM_STATE, 0, 0, "断开连接");
+                }
+                return 0;
+            }
+        };
+
+		/**解码数据**/
+        TxScanner.TsDecodeDataCbFun fTsDecodeDataCbFun  = new TxScanner.TsDecodeDataCbFun() {
+            @Override
+            public int tx_sanner_decode_data_cb_fun(byte[] pParam, byte ucCodeType, byte[] pBuf, int uiBufLen) {
+                byte[] decode = new byte[uiBufLen];   //数据域
+                System.arraycopy(pBuf, 0, decode, 0, uiBufLen);
+				uiDecodeCnt++;
+
+				ScanMsg(TS_MSG_DECODE_DATA, ucCodeType, 0, new String(decode));
+
+                System.out.printf("[%03d][%02d]len:%d, buf:", uiDecodeCnt, ucCodeType, uiBufLen);
+//                for (byte b : decode) {
+//                    System.out.printf("%c", b);
+//                }
+//                System.out.println();
+
+                return 0;
+            }
+        };
+
+//		cTextVer.setText("版本:"+ cTxScanner.tx_scanner_get_version() + " ["+ cTxScanner.tx_scanner_get_product_type() + "]");
+
+        cTxScanner.tx_scanner_state_fun_register(pCommStateParam, fTsCommStateCbFun);
+        cTxScanner.tx_scanner_get_data_fun_register(pDecodeDataParam, fTsDecodeDataCbFun);
+        cTxScanner.tx_scanner_init();
+
+//		start.setOnClickListener(new OnClickListener() {
+//            @Override
+//            public void onClick(View view) {
+//                new Thread(new StartDecodeRunnable()).start();
+//            }
+//        });
+//
+//        stop.setOnClickListener(new OnClickListener() {
+//            @Override
+//            public void onClick(View view) {
+//                new Thread(new StopDecodeRunnable()).start();
+//            }
+//        });
+
+        okHttpClient = new OkHttpClient.Builder()
+                .hostnameVerifier((s, sslSession) -> true)
+                .build();
+    }
+
+    private class StartDecodeRunnable implements Runnable{
+        @Override
+        public void run() {
+            int iRet = -1;
+
+            lock.lock();
+            try {
+                iRet = cTxScanner.tx_scanner_decode_start();
+//                Log.i(TAG, "StartDecode" + "iRet:" + iRet);
+				if(-1 == iRet) {
+					ScanMsg(TS_MSG_INFO, 0, 0, "开始扫码失败");
+				}
+				else {
+                    ScanMsg(TS_MSG_INFO, 0, 0, "开始扫码成功");
+                }
+            } catch (InterruptedException e) {
+                e.printStackTrace();
+            }
+            lock.unlock();
+        }
+    }
+
+    private class StopDecodeRunnable implements Runnable{
+        @Override
+        public void run() {
+            int iRet = -1;
+
+			lock.lock();
+            try {
+                iRet = cTxScanner.tx_scanner_decode_stop();
+//                Log.i(TAG, "StopDecode" + "iRet:" + iRet);
+				if(-1 == iRet) {
+					ScanMsg(TS_MSG_INFO, 0, 0, "结束扫码失败");
+				}
+				else {
+                    ScanMsg(TS_MSG_INFO, 0, 0, "结束扫码成功");
+                }
+            } catch (InterruptedException e) {
+                e.printStackTrace();
+            }
+			lock.unlock();
+        }
+    }
+
+    private void ScanMsg(int mode, int type, int status, Object value)
+    {
+        Message msg = new Message();
+        msg.what = mode;
+        msg.arg1 = type;
+        msg.arg2 = status;
+        msg.obj = value;
+        myHandler.sendMessage(msg);
+    }
+
+    @SuppressWarnings("all")
+    Handler myHandler = new Handler(Looper.getMainLooper())
+    {
+        public void handleMessage(Message msg)
+	    {
+	    	switch(msg.what)
+	        {
+	        	/**提示信息**/
+				case TS_MSG_INFO:
+					String stInfo = (String)msg.obj;
+//					cTextInfo.setText(stInfo);
+					break;
+
+				/**通信状态**/
+				case TS_MSG_COMM_STATE:
+					String stState = (String)msg.obj;
+//					cTextState.setText(stState);
+					break;
+
+				/**解码数据**/
+	        	case TS_MSG_DECODE_DATA:
+					int iType = msg.arg1;
+	        	    String stDecodeData = (String)msg.obj;
+//					cTextDecode.setText("["+(uiDecodeCnt)+"]" + "["+iType+"]" + "长度:"+stDecodeData.length() + ",数据:\r\n" + stDecodeData);
+                    try {
+                        String data = URLDecoder.decode(stDecodeData, StandardCharsets.UTF_8);
+                        Request request = new Request.Builder().url("https://hrst.ddtlsoft.com/app-api/order/scanCode?data=" + data)
+                                .get()
+                                .build();
+                        okHttpClient.newCall(request).enqueue(new okhttp3.Callback() {
+                            @Override
+                            public void onFailure(@NonNull Call call, @NonNull IOException e) {
+                                runOnUiThread(() -> {
+//                                    cTextDecode.append("\r\n请求失败：" + Log.getStackTraceString(e));
+                                    numberWindow.setText("-号窗口");
+                                    numberId.setText("---");
+                                    currentNumber.setText("当前取餐: 第--位");
+                                });
+                            }
+
+                            @Override
+                            public void onResponse(@NonNull Call call, @NonNull Response response) throws IOException {
+                                runOnUiThread(() -> {
+//                                    cTextDecode.append("\r\n" + "请求成功：" + response);
+                                    try {
+                                        JSONObject jsonObject = new JSONObject(response.body().string());
+                                        JSONObject data = jsonObject.getJSONObject("data");
+                                        numberWindow.setText(data.getString("window"));
+                                        numberId.setText(String.valueOf(data.getInt("numberId")));
+                                        currentNumber.setText("当前取餐: 第" + data.getInt("num") + "位");
+                                    } catch (Exception e) {
+                                        numberWindow.setText("-号窗口");
+                                        numberId.setText("---");
+                                        currentNumber.setText("当前取餐: 第--位");
+                                    }
+                                });
+                            }
+                        });
+                    } catch (Exception e) {
+//                        cTextDecode.append("\r\n请求失败：" + Log.getStackTraceString(e));
+                        numberWindow.setText("-号窗口");
+                        numberId.setText("---");
+                        currentNumber.setText("当前取餐: 第--位");
+                    }
+                    break;
+
+				default:
+					break;
+	        }
+	    }
+    };
+
+    public boolean onKeyDown(int keyCode, KeyEvent event)
+    {
+        if ((keyCode == KeyEvent.KEYCODE_BACK ) || (keyCode == KeyEvent.KEYCODE_HOME ))
+        {
+            try {
+                cTxScanner.tx_scanner_deinit();
+            } catch (InterruptedException e) {
+                e.printStackTrace();
+            }
+            System.exit(0);
+        }
+        return false;
+    }
+}
+

app/src/main/res/drawable-hdpi/editsharp.xml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle" >
+
+<!--     <gradient
+        android:angle="45"
+        android:endColor="#CCCCCC"
+        android:startColor="#CCCCCC" /> -->
+
+    <padding
+        android:bottom="7dp"
+        android:left="7dp"
+        android:right="7dp"
+        android:top="7dp" />
+    <!-- 设置圆角矩形 -->
+    <corners android:radius="0dp" />
+
+    <stroke
+        android:width="10px"
+        android:color="#333333" />
+
+    <solid android:color="#cccccc" />
+
+</shape>

app/src/main/res/drawable-v24/ic_launcher_foreground.xml

@@ -0,0 +1,34 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path
+        android:fillType="evenOdd"
+        android:pathData="M32,64C32,64 38.39,52.99 44.13,50.95C51.37,48.37 70.14,49.57 70.14,49.57L108.26,87.69L108,109.01L75.97,107.97L32,64Z"
+        android:strokeWidth="1"
+        android:strokeColor="#00000000">
+        <aapt:attr name="android:fillColor">
+            <gradient
+                android:endX="78.5885"
+                android:endY="90.9159"
+                android:startX="48.7653"
+                android:startY="61.0927"
+                android:type="linear">
+                <item
+                    android:color="#44000000"
+                    android:offset="0.0" />
+                <item
+                    android:color="#00000000"
+                    android:offset="1.0" />
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path
+        android:fillColor="#FFFFFF"
+        android:fillType="nonZero"
+        android:pathData="M66.94,46.02L66.94,46.02C72.44,50.07 76,56.61 76,64L32,64C32,56.61 35.56,50.11 40.98,46.06L36.18,41.19C35.45,40.45 35.45,39.3 36.18,38.56C36.91,37.81 38.05,37.81 38.78,38.56L44.25,44.05C47.18,42.57 50.48,41.71 54,41.71C57.48,41.71 60.78,42.57 63.68,44.05L69.11,38.56C69.84,37.81 70.98,37.81 71.71,38.56C72.44,39.3 72.44,40.45 71.71,41.19L66.94,46.02ZM62.94,56.92C64.08,56.92 65,56.01 65,54.88C65,53.76 64.08,52.85 62.94,52.85C61.8,52.85 60.88,53.76 60.88,54.88C60.88,56.01 61.8,56.92 62.94,56.92ZM45.06,56.92C46.2,56.92 47.13,56.01 47.13,54.88C47.13,53.76 46.2,52.85 45.06,52.85C43.92,52.85 43,53.76 43,54.88C43,56.01 43.92,56.92 45.06,56.92Z"
+        android:strokeWidth="1"
+        android:strokeColor="#00000000" />
+</vector>

app/src/main/res/drawable/bg_home.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <corners android:radius="100dp"/>
+    <solid android:color="#AAFFFFFF"/>
+</shape>

app/src/main/res/drawable/bg_number_window.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <corners android:radius="100dp"/>
+    <solid android:color="#32B7F2"/>
+</shape>

app/src/main/res/drawable/ic_launcher_background.xml

@@ -0,0 +1,170 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path
+        android:fillColor="#008577"
+        android:pathData="M0,0h108v108h-108z" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M9,0L9,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,0L19,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,0L29,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,0L39,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,0L49,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,0L59,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,0L69,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,0L79,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M89,0L89,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M99,0L99,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,9L108,9"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,19L108,19"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,29L108,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,39L108,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,49L108,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,59L108,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,69L108,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,79L108,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,89L108,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,99L108,99"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,29L89,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,39L89,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,49L89,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,59L89,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,69L89,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,79L89,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,19L29,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,19L39,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,19L49,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,19L59,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,19L69,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,19L79,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+</vector>

app/src/main/res/layout/activity_home.xml

@@ -0,0 +1,149 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".home.HomeActivity">
+
+    <ImageView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:scaleType="centerCrop"
+        android:src="@drawable/bg" />
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:gravity="center"
+        android:orientation="vertical">
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center"
+            android:paddingBottom="32dp"
+            android:text="取餐窗口"
+            android:textColor="#303030"
+            android:textSize="28sp"
+            android:textStyle="bold" />
+
+        <FrameLayout
+            android:layout_width="280dp"
+            android:layout_height="80dp"
+            android:background="@drawable/bg_number_window"
+            android:elevation="4dp">
+
+            <TextView
+                android:id="@+id/number_window"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center"
+                android:textColor="@android:color/white"
+                android:textSize="28sp"
+                android:textStyle="bold"
+                tools:text="1号窗口" />
+
+        </FrameLayout>
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center"
+            android:paddingTop="32dp"
+            android:text="取餐号"
+            android:textColor="#303030"
+            android:textSize="20sp" />
+
+        <TextView
+            android:id="@+id/number_id"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center"
+            android:fontFamily="@font/bebas"
+            android:textColor="#FF6146"
+            android:textSize="20sp"
+            tools:text="001" />
+
+        <TextView
+            android:id="@+id/current_number"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center"
+            android:paddingTop="32dp"
+            android:textColor="#606060"
+            android:textSize="20sp"
+            tools:text="当前取餐: 第15位" />
+
+    </LinearLayout>
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_gravity="bottom"
+        android:gravity="center"
+        android:orientation="horizontal"
+        android:paddingBottom="8dp">
+
+        <TextView
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center"
+            android:layout_weight="1"
+            android:ellipsize="none"
+            android:singleLine="true"
+            android:text="·······························································"
+            android:textColor="#32B7F2"
+            android:textSize="12sp" />
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center"
+            android:paddingHorizontal="8dp"
+            android:text="E心食堂"
+            android:textColor="#606060"
+            android:textSize="12sp" />
+
+        <TextView
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center"
+            android:layout_weight="1"
+            android:ellipsize="none"
+            android:singleLine="true"
+            android:text="·······························································"
+            android:textColor="#32B7F2"
+            android:textSize="12sp" />
+
+    </LinearLayout>
+
+    <LinearLayout
+        android:layout_width="wrap_content"
+        android:layout_height="28dp"
+        android:layout_gravity="top"
+        android:layout_marginStart="16dp"
+        android:layout_marginTop="32dp"
+        android:background="@drawable/bg_home"
+        android:gravity="center_vertical"
+        android:orientation="horizontal"
+        android:paddingHorizontal="12dp">
+
+        <ImageView
+            android:layout_width="20dp"
+            android:layout_height="20dp"
+            android:src="@drawable/ic_home"
+            android:tint="#303030" />
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center"
+            android:layout_marginStart="4dp"
+            android:text="首页"
+            android:textColor="#303030"
+            android:textSize="12sp" />
+
+    </LinearLayout>
+
+</FrameLayout>

app/src/main/res/layout/adapter_item.xml

@@ -0,0 +1,48 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:weightSum="4">
+    <!-- 
+    <RadioButton
+        android:id="@+id/id_select"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:button="@null"
+        android:layout_marginLeft="10dp"
+        android:background="#00ff00"
+        android:checked="false"
+        android:clickable="false"
+        android:focusable="false"
+        android:focusableInTouchMode="false"/>
+         -->
+     <RadioButton
+            android:id="@+id/id_select"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:checked="false"
+	        android:clickable="false"
+	        android:focusable="false"
+	        android:focusableInTouchMode="false"
+            android:text="" />
+    <TextView
+        android:id="@+id/id_name"
+        android:layout_marginLeft="10dp"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:textSize="16dp"
+        android:layout_gravity="center"
+        android:layout_weight="2"
+        android:text="姓名"/>
+    
+    <TextView
+        android:id="@+id/id_staus"
+        android:layout_marginLeft="20dp"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:textSize="16dp"
+        android:layout_gravity="center"
+        android:layout_weight="2"
+        android:text="状态"/>
+</LinearLayout>

app/src/main/res/layout/home.xml

@@ -0,0 +1,79 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:tools="http://schemas.android.com/tools"
+	android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:weightSum="18"
+    android:orientation="vertical" >
+    
+    <!-- 显示设备列表 -->
+	<!-- 显示扫码信息 -->
+
+	<LinearLayout
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:layout_weight="16"
+		android:background="@drawable/editsharp"
+		android:orientation="vertical"
+		android:visibility="visible"
+		tools:visibility="visible">
+
+		<TextView
+			android:id="@+id/device_decode"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:text="暂无解码数据" />
+
+	</LinearLayout>
+
+    <LinearLayout
+	    android:layout_width = "fill_parent"
+	    android:layout_height = "wrap_content"
+	    android:orientation="horizontal"
+	    android:weightSum="2"
+	    android:background="@drawable/editsharp">
+
+		<Button
+			android:id="@+id/start_scan"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:layout_weight="1"
+			android:text="开始扫码" />
+
+		<Button
+			android:id="@+id/stop_scan"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:layout_weight="1"
+			android:text="结束扫码" />
+	</LinearLayout>
+
+	<LinearLayout
+		android:layout_width="fill_parent"
+		android:layout_height="wrap_content"
+		android:layout_weight="2"
+		android:background="@drawable/editsharp"
+		android:orientation="vertical">
+
+		<TextView
+			android:id="@+id/device_info"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:text="暂无提示信息" />
+
+		<TextView
+			android:id="@+id/device_version"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:text="版本号" />
+
+		<TextView
+			android:id="@+id/device_state"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:layout_weight="0"
+			android:text="通信状态" />
+
+	</LinearLayout>
+
+</LinearLayout>

app/src/main/res/menu/menu.xml

@@ -0,0 +1,9 @@
+<menu xmlns:android="http://schemas.android.com/apk/res/android" >
+
+    <item
+        android:id="@+id/action_settings"
+        android:orderInCategory="100"
+        android:showAsAction="never"
+        android:title="@string/action_settings"/>
+
+</menu>

app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background" />
+    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>

app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background" />
+    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>

app/src/main/res/values-sw600dp/dimens.xml

@@ -0,0 +1,8 @@
+<resources>
+
+    <!--
+         Customize dimensions originally defined in res/values/dimens.xml (such as
+         screen margins) for sw600dp devices (e.g. 7" tablets) here.
+    -->
+
+</resources>

app/src/main/res/values-sw720dp-land/dimens.xml

@@ -0,0 +1,9 @@
+<resources>
+
+    <!--
+         Customize dimensions originally defined in res/values/dimens.xml (such as
+         screen margins) for sw720dp devices (e.g. 10" tablets) in landscape here.
+    -->
+    <dimen name="activity_horizontal_margin">128dp</dimen>
+
+</resources>

app/src/main/res/values-v11/styles.xml

@@ -0,0 +1,11 @@
+<resources>
+
+    <!--
+        Base application theme for API 11+. This theme completely replaces
+        AppBaseTheme from res/values/styles.xml on API 11+ devices.
+    -->
+    <style name="AppBaseTheme" parent="android:Theme.Holo.Light">
+        <!-- API 11 theme customizations can go here. -->
+    </style>
+
+</resources>

app/src/main/res/values-v14/styles.xml

@@ -0,0 +1,12 @@
+<resources>
+
+    <!--
+        Base application theme for API 14+. This theme completely replaces
+        AppBaseTheme from BOTH res/values/styles.xml and
+        res/values-v11/styles.xml on API 14+ devices.
+    -->
+    <style name="AppBaseTheme" parent="android:Theme.Holo.Light.DarkActionBar">
+        <!-- API 14 theme customizations can go here. -->
+    </style>
+
+</resources>

app/src/main/res/values/colors.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="colorPrimary">#008577</color>
+    <color name="colorPrimaryDark">#00574B</color>
+    <color name="colorAccent">#D81B60</color>
+</resources>

app/src/main/res/values/dimens.xml

@@ -0,0 +1,7 @@
+<resources>
+
+    <!-- Default screen margins, per the Android Design guidelines. -->
+    <dimen name="activity_horizontal_margin">16dp</dimen>
+    <dimen name="activity_vertical_margin">16dp</dimen>
+
+</resources>

app/src/main/res/values/strings.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <string name="app_name">扫码排队</string>
+    <string name="action_settings">Settings</string>
+    <string name="hello_world">Hello world!</string>
+
+</resources>

app/src/main/res/values/styles.xml

@@ -0,0 +1,20 @@
+<resources>
+
+    <!--
+        Base application theme, dependent on API level. This theme is replaced
+        by AppBaseTheme from res/values-vXX/styles.xml on newer devices.
+    -->
+    <style name="AppBaseTheme" parent="android:Theme.Material.Light.NoActionBar.Fullscreen">
+        <!--
+            Theme customizations available in newer API levels can go in
+            res/values-vXX/styles.xml, while customizations related to
+            backward-compatibility can go here.
+        -->
+    </style>
+
+    <!-- Application theme. -->
+    <style name="AppTheme" parent="AppBaseTheme">
+        <!-- All customizations that are NOT specific to a particular API-level can go here. -->
+    </style>
+
+</resources>

app/src/test/java/com/example/TxHidposDemo/ExampleUnitTest.java

@@ -0,0 +1,17 @@
+package com.example.TxHidposDemo;
+
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+public class ExampleUnitTest {
+    @Test
+    public void addition_isCorrect() {
+        assertEquals(4, 2 + 2);
+    }
+}

build.gradle

@@ -0,0 +1,31 @@
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+
+buildscript {
+    repositories {
+        maven { url 'http://maven.aliyun.com/nexus/content/groups/public/' }
+        google()
+        jcenter()
+        mavenCentral()
+        
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:4.2.2'
+        
+        // NOTE: Do not place your application dependencies here; they belong
+        // in the individual module build.gradle files
+    }
+}
+
+allprojects {
+    repositories {
+        maven { url 'http://maven.aliyun.com/nexus/content/groups/public/' }
+        google()
+        jcenter()
+        mavenCentral()
+        
+    }
+}
+
+task clean(type: Delete) {
+    delete rootProject.buildDir
+}

gradle.properties

@@ -0,0 +1,21 @@
+# Project-wide Gradle settings.
+# IDE (e.g. Android Studio) users:
+# Gradle settings configured through the IDE *will override*
+# any settings specified in this file.
+# For more details on how to configure your build environment visit
+# http://www.gradle.org/docs/current/userguide/build_environment.html
+# Specifies the JVM arguments used for the daemon process.
+# The setting is particularly useful for tweaking memory settings.
+org.gradle.jvmargs=-Xmx1536m
+# When configured, Gradle will run in incubating parallel mode.
+# This option should only be used with decoupled projects. More details, visit
+# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
+# org.gradle.parallel=true
+# AndroidX package structure to make it clearer which packages are bundled with the
+# Android operating system, and which are packaged with your app's APK
+# https://developer.android.com/topic/libraries/support-library/androidx-rn
+android.useAndroidX=true
+# Automatically convert third-party libraries to use AndroidX
+android.enableJetifier=false
+#
+android.injected.testOnly=false

gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,6 @@
+#Thu May 06 15:21:23 CST 2021
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.7.1-all.zip

gradlew

@@ -0,0 +1,172 @@
+#!/usr/bin/env sh
+
+##############################################################################
+##
+##  Gradle start up script for UN*X
+##
+##############################################################################
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+        PRG="$link"
+    else
+        PRG=`dirname "$PRG"`"/$link"
+    fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS=""
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn () {
+    echo "$*"
+}
+
+die () {
+    echo
+    echo "$*"
+    echo
+    exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+nonstop=false
+case "`uname`" in
+  CYGWIN* )
+    cygwin=true
+    ;;
+  Darwin* )
+    darwin=true
+    ;;
+  MINGW* )
+    msys=true
+    ;;
+  NONSTOP* )
+    nonstop=true
+    ;;
+esac
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+        # IBM's JDK on AIX uses strange locations for the executables
+        JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+        JAVACMD="$JAVA_HOME/bin/java"
+    fi
+    if [ ! -x "$JAVACMD" ] ; then
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+    fi
+else
+    JAVACMD="java"
+    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
+    MAX_FD_LIMIT=`ulimit -H -n`
+    if [ $? -eq 0 ] ; then
+        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+            MAX_FD="$MAX_FD_LIMIT"
+        fi
+        ulimit -n $MAX_FD
+        if [ $? -ne 0 ] ; then
+            warn "Could not set maximum file descriptor limit: $MAX_FD"
+        fi
+    else
+        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+    fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin, switch paths to Windows format before running java
+if $cygwin ; then
+    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+    JAVACMD=`cygpath --unix "$JAVACMD"`
+
+    # We build the pattern for arguments to be converted via cygpath
+    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+    SEP=""
+    for dir in $ROOTDIRSRAW ; do
+        ROOTDIRS="$ROOTDIRS$SEP$dir"
+        SEP="|"
+    done
+    OURCYGPATTERN="(^($ROOTDIRS))"
+    # Add a user-defined pattern to the cygpath arguments
+    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+    fi
+    # Now convert the arguments - kludge to limit ourselves to /bin/sh
+    i=0
+    for arg in "$@" ; do
+        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
+
+        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
+            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+        else
+            eval `echo args$i`="\"$arg\""
+        fi
+        i=$((i+1))
+    done
+    case $i in
+        (0) set -- ;;
+        (1) set -- "$args0" ;;
+        (2) set -- "$args0" "$args1" ;;
+        (3) set -- "$args0" "$args1" "$args2" ;;
+        (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+    esac
+fi
+
+# Escape application args
+save () {
+    for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
+    echo " "
+}
+APP_ARGS=$(save "$@")
+
+# Collect all arguments for the java command, following the shell quoting and substitution rules
+eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
+
+# by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong
+if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then
+  cd "$(dirname "$0")"
+fi
+
+exec "$JAVACMD" "$@"

gradlew.bat

@@ -0,0 +1,84 @@
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem  Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS=
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto init
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto init
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:init
+@rem Get command-line arguments, handling Windows variants
+
+if not "%OS%" == "Windows_NT" goto win9xME_args
+
+:win9xME_args
+@rem Slurp the command line arguments.
+set CMD_LINE_ARGS=
+set _SKIP=2
+
+:win9xME_args_slurp
+if "x%~1" == "x" goto execute
+
+set CMD_LINE_ARGS=%*
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega

settings.gradle

@@ -0,0 +1 @@
+include ':app'