content: package com.idlefish.flutterboost.example;
  
  import android.app.Activity;
  import android.content.Intent;
  import android.os.Bundle;
  import android.view.View;
  import android.widget.TextView;
  
  import androidx.annotation.Nullable;
  import androidx.appcompat.app.AppCompatActivity;
  
  import com.idlefish.flutterboost.containers.FlutterBoostActivity;
  
  import java.util.Calendar;
  import java.util.HashMap;
  import java.util.Map;
  
  import io.flutter.embedding.android.FlutterActivityLaunchConfigs;
  
  
  public class NativePageActivity extends AppCompatActivity implements View.OnClickListener {
  
      private TextView mOpenNative;
      private TextView mOpenFlutter;
      private TextView mOpenFlutterFragment;
  
      @Override
      protected void onResume() {
          super.onResume();
      }
  
      @Override
      protected void onCreate(@Nullable Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
  
          setContentView(R.layout.native_page);
  
          mOpenNative = findViewById(R.id.open_native);
          mOpenFlutter = findViewById(R.id.open_flutter);
  
          mOpenNative.setOnClickListener(this);
          mOpenFlutter.setOnClickListener(this);
      }
  
      @Override
      public void onClick(View v) {
          Map<String, Object> params = new HashMap<>();
          params.put("string","a string");
          params.put("bool", true);
          params.put("int", 666);
  
          if (v == mOpenNative) {
              NativeRouter.openPageByUrl(this, NativeRouter.NATIVE_PAGE_URL,params);
          } else if (v == mOpenFlutter) {
              Intent intent = new FlutterBoostActivity.CachedEngineIntentBuilder(FlutterBoostActivity.class)
                      .backgroundMode(FlutterActivityLaunchConfigs.BackgroundMode.opaque)
                      .destroyEngineWithActivity(false)
                      .url("flutterPage")
                      .urlParams(params)
                      .build(this);
              startActivity(intent);
          } else if (v == mOpenFlutterFragment) {
              NativeRouter.openPageByUrl(this, NativeRouter.FLUTTER_FRAGMENT_PAGE_URL,params);
          }
      }
  
      @Override
      public void finish() {
          Intent intent = new Intent();
          intent.putExtra("msg","This message is from NativePageActivity!!!");
          intent.putExtra("bool", true);
          intent.putExtra("int", 666);
          intent.putExtra("time", Calendar.getInstance().getTime().toString());
          setResult(Activity.RESULT_OK, intent);
          super.finish();
      }
  }