package com.example.activity; import android.content.Context; import android.content.Intent; import android.os.Bundle; import android.support.v7.app.AppCompatActivity; import com.example.R; public class SimpleActivity extends AppCompatActivity { public static final String EXTRA_PRODUCT_ID = "product_id"; public static Intent newIntent(Context context, int productId) { Intent intent = new Intent(context, SimpleActivity.class); // extras intent.putExtra(EXTRA_PRODUCT_ID, productId); return intent; } @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); // if activity has dual pane layout, we don't need this activity if(getResources().getBoolean(R.bool.dual_pane)) { finish(); return; } setContentView(R.layout.activity_simple); } }