1.9 海康威视 mv-idp5102 适配广播模式

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

@@ -0,0 +1,53 @@
+package chaoran.business.adapter;
+
+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;
+
+public class HkwsAdapter implements Adapter {
+    private Context context;
+    private ResultListener resultListener;
+    private Strategy strategy;
+
+
+    public HkwsAdapter(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("android.intent.ACTION_SCAN_OUTPUT");
+            filter.setPriority(2);
+            context.registerReceiver(this, filter);
+        }
+
+        @Override
+        public void exclusiveStrategy() {
+            context.unregisterReceiver(this);
+        }
+    }
+}