初始化框架，完成扫描回调，语音接口

app/src/main/java/chaoran/business/adapter/Adapter.java

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+package chaoran.business.adapter;
+
+/*
+ **********************************************
+ *      DATE           PERSON       REASON
+ *    2021-02-01          FXY        Created
+ **********************************************
+ */
+
+
+/**
+ * 适配器基类
+ * 同一品牌的设备，不论什么型号，用的是同一个适配器
+ * 设备按品牌区分，而不按具体型号区分
+ */
+public interface Adapter{
+
+    /**
+     * 开始扫描
+     *
+     * @return
+     */
+    public void start();
+
+    /**
+     * 结束扫描
+     *
+     * @return
+     */
+    public void stop();
+
+}

app/src/main/java/chaoran/business/adapter/AlpsAdapter.java

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+package chaoran.business.adapter;
+
+/*
+ **********************************************
+ *      DATE           PERSON       REASON
+ *    2021-02-03          FXY        Created
+ **********************************************
+ */
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.media.AudioManager;
+import android.media.SoundPool;
+import android.os.Vibrator;
+import chaoran.business.R;
+import chaoran.business.activity.ResultListener;
+import chaoran.business.strategy.Strategy;
+
+/**
+ * 阿尔卑斯适配器
+ * CR-5W适用
+ */
+public class AlpsAdapter implements Adapter {
+    private Context context;
+    private Strategy strategy;
+    private ResultListener resultListener;
+
+    public AlpsAdapter(Context context, ResultListener resultListener) {
+        this.context = context;
+        this.resultListener = resultListener;
+        strategy = new Receiver();
+    }
+
+    @Override
+    public void start() {
+        strategy.executeStrategy(resultListener);
+    }
+
+    @Override
+    public void stop() {
+        strategy.exclusiveStrategy();
+    }
+
+    public class Receiver extends BroadcastReceiver implements Strategy {
+
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            resultListener.result(intent.getStringExtra("BARCODE"));
+        }
+
+        @Override
+        public void executeStrategy(ResultListener resultListener) {
+            IntentFilter filter = new IntentFilter();
+            filter.addAction("com.barcode.sendBroadcast");
+            context.registerReceiver(this, filter);
+        }
+
+        @Override
+        public void exclusiveStrategy() {
+            context.unregisterReceiver(this);
+        }
+    }
+}

app/src/main/java/chaoran/business/adapter/IDataAdapter.java

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+package chaoran.business.adapter;
+
+/*
+ **********************************************
+ *      DATE           PERSON       REASON
+ *    2021-02-02          FXY        Created
+ **********************************************
+ */
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import chaoran.business.activity.ResultListener;
+import chaoran.business.strategy.Strategy;
+import com.android.barcodescandemo.ScannerInerface;
+
+/**
+ * idata 适配器
+ */
+public class IDataAdapter implements Adapter {
+    private Context context;
+    private ResultListener resultListener;
+    private Strategy strategy;
+
+    public IDataAdapter(Context context, ResultListener resultListener) {
+        this.context = context;
+        this.resultListener = resultListener;
+        strategy = new Receiver();
+    }
+
+    @Override
+    public void start() {
+        strategy.executeStrategy(resultListener);
+    }
+
+    @Override
+    public void stop() {
+        strategy.exclusiveStrategy();
+    }
+
+    public class Receiver extends BroadcastReceiver implements Strategy {
+
+        private ScannerInerface scannerInerface;
+
+        public Receiver() {
+            scannerInerface = new ScannerInerface(context);
+            scannerInerface.setOutputMode(1);
+        }
+
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            resultListener.result(intent.getStringExtra("value"));
+        }
+
+        @Override
+        public void executeStrategy(ResultListener resultListener) {
+            scannerInerface.open();
+            IntentFilter filter = new IntentFilter();
+            filter.addAction("android.intent.action.SCANRESULT");
+            context.registerReceiver(this, filter);
+        }
+
+        @Override
+        public void exclusiveStrategy() {
+            context.unregisterReceiver(this);
+            scannerInerface.close();
+        }
+    }
+}

app/src/main/java/chaoran/business/adapter/RockChipAdapter.java

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+package chaoran.business.adapter;
+
+/*
+ **********************************************
+ *      DATE           PERSON       REASON
+ *    2021-02-01          FXY        Created
+ **********************************************
+ */
+
+
+import android.content.Context;
+import android.media.AudioManager;
+import android.media.SoundPool;
+import android.os.Vibrator;
+import chaoran.business.R;
+import chaoran.business.activity.ResultListener;
+import chaoran.business.strategy.Strategy;
+
+import java.io.*;
+
+/**
+ * 瑞芯适配器
+ */
+public class RockChipAdapter implements Adapter {
+
+    private Strategy strategy;
+
+    private ResultListener resultListener;
+
+    private Context context;
+
+    @Override
+    public void start() {
+        strategy.executeStrategy(resultListener);
+    }
+
+    @Override
+    public void stop() {
+        strategy.exclusiveStrategy();
+    }
+
+    public RockChipAdapter(Context context, ResultListener resultListener) {
+        this.resultListener = resultListener;
+        this.context = context;
+        this.strategy = new Reader(new File("/dev/ttyS1"), 115200, 0);
+    }
+
+    public class Reader implements Strategy {
+        private FileDescriptor mFd;
+        private FileInputStream mFileInputStream;
+        private boolean running = true;
+
+        public Reader(File device, int baudrate, int flags) {
+
+            if (!device.canRead() || !device.canWrite()) {
+                try {
+                    Process su;
+                    su = Runtime.getRuntime().exec("/system/bin/su");
+                    String cmd = "chmod 777 " + device.getAbsolutePath() + "\n" + "exit\n";
+                    su.getOutputStream().write(cmd.getBytes());
+
+                    if ((su.waitFor() != 0) || !device.canRead() || !device.canWrite()) {
+                        System.out.println("获取su命令权限失败,系统或许未root！");
+                    }
+                } catch (Exception e) {
+                    e.printStackTrace();
+                    System.out.println("获取root权限失败");
+                }
+            }
+            mFd = open(device.getAbsolutePath(), baudrate, flags);
+            if (mFd == null) {
+                System.out.println("获取文件描述符失败！");
+            }
+            mFileInputStream = new FileInputStream(mFd);
+        }
+
+        @Override
+        public void executeStrategy(ResultListener resultListener) {
+            new Thread(() -> {
+                while (running) {
+                    String data = data();
+                    if (!data.equals("")) {
+                        resultListener.result(data);
+                    }
+                }
+            }).start();
+        }
+
+        @Override
+        public void exclusiveStrategy() {
+            running = false;
+            close();
+        }
+
+        private String data() {
+            if (mFileInputStream == null) return "";
+            try {
+                int size = mFileInputStream.available();
+                byte[] buffer = new byte[size];
+                size = mFileInputStream.read(buffer);
+                if (size > 0) {
+                    return new String(buffer);
+                }
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+            return "";
+        }
+    }
+
+    static {
+        System.loadLibrary("rockchip");
+    }
+
+    private native static FileDescriptor open(String path, int baudrate, int flags);
+
+    public native void close();
+}

app/src/main/java/chaoran/business/adapter/TestAdapter.java

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+package chaoran.business.adapter;
+
+/*
+ **********************************************
+ *      DATE           PERSON       REASON
+ *    2021-02-01          FXY        Created
+ **********************************************
+ */
+
+
+import chaoran.business.activity.ResultListener;
+
+import static java.lang.Thread.sleep;
+
+public class TestAdapter implements Adapter {
+
+    private ResultListener resultListener;
+
+    public TestAdapter(ResultListener resultListener) {
+        this.resultListener = resultListener;
+    }
+
+    @Override
+    public void start() {
+        new Thread(() -> {
+            int i = 0;
+            while (i < 10) {
+                resultListener.result(i + "");
+                i++;
+                try {
+                    sleep(1000);
+                } catch (InterruptedException e) {
+                    e.printStackTrace();
+                }
+            }
+
+        }).start();
+    }
+
+    @Override
+    public void stop() {
+
+    }
+}

app/src/main/java/chaoran/business/adapter/UroBoAdapter.java

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+package chaoran.business.adapter;
+
+/*
+ **********************************************
+ *      DATE           PERSON       REASON
+ *    2021-02-01          FXY        Created
+ **********************************************
+ */
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.device.ScanManager;
+import android.device.scanner.configuration.Triggering;
+import android.media.AudioManager;
+import android.media.SoundPool;
+import android.os.Vibrator;
+import chaoran.business.R;
+import chaoran.business.activity.ResultListener;
+import chaoran.business.strategy.Strategy;
+
+/**
+ * 优博讯适配器
+ */
+public class UroBoAdapter implements Adapter {
+
+    private Strategy strategy;
+    private Context context;
+    private ResultListener resultListener;
+
+
+    public UroBoAdapter(Context context, ResultListener resultListener) {
+        this.context = context;
+        this.resultListener = resultListener;
+        this.strategy = new Receiver();
+    }
+
+    @Override
+    public void start() {
+        strategy.executeStrategy(resultListener);
+    }
+
+    @Override
+    public void stop() {
+        strategy.exclusiveStrategy();
+    }
+
+    /**
+     * 广播接受者
+     * 自省策略
+     */
+    public class Receiver extends BroadcastReceiver implements Strategy {
+
+        private ScanManager mScanManager;
+
+        public Receiver() {
+            mScanManager = new ScanManager();
+            mScanManager.openScanner();
+            mScanManager.switchOutputMode(0);
+            if (mScanManager.getTriggerMode() != Triggering.CONTINUOUS)
+                mScanManager.setTriggerMode(Triggering.CONTINUOUS);
+        }
+
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            String barcode = intent.getStringExtra("barcode_string");
+            resultListener.result(barcode);
+        }
+
+        @Override
+        public void executeStrategy(ResultListener resultListener) {
+            mScanManager.startDecode();
+            IntentFilter filter = new IntentFilter();
+            filter.addAction("android.intent.ACTION_DECODE_DATA");
+            context.registerReceiver(this, filter);
+        }
+
+        @Override
+        public void exclusiveStrategy() {
+            context.unregisterReceiver(this);
+            mScanManager.stopDecode();
+        }
+    }
+
+}