Android app option menu

@Override
public boolean onCreateOptionsMenu(Menu menu) {
    getMenuInflater().inflate(R.menu.more, menu);
    return super.onCreateOptionsMenu(menu);
}

//此重载旨在使能MENU中的ICON显示（4.0之后显示不了option menu icon）
@Override
public boolean onMenuOpened(int featureId, Menu menu) {
    if (menu != null) {
        if (menu.getClass().getSimpleName().equalsIgnoreCase("MenuBuilder")) {
            try {
                Method method = menu.getClass().getDeclaredMethod("setOptionalIconsVisible", Boolean.TYPE);
                if (method != null) {
                    method.setAccessible(true);
                    method.invoke(menu, true);
                }
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }

    return super.onMenuOpened(featureId, menu);
}

@Override
public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
        case R.id.more_menu1: {
　　　　　　　...
        }
        break;
        case R.id.more_menu2:
            break;

    }
    return super.onOptionsItemSelected(item);
}

<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android">

    <item
        android:id="@+id/more_menu1"
        android:icon="@drawable/ic_event_24dp"
        android:title="资产统计"
        ></item>

    <item
        android:id="@+id/more_menu2"

        android:icon="@drawable/ic_code_24dp"

        android:title="代码跟踪"
        ></item>
    
</menu>