public void setDrawerTitle(@EdgeGravity int edgeGravity, @Nullable CharSequence title) {
        final int absGravity = GravityCompat.getAbsoluteGravity(
                edgeGravity, ViewCompat.getLayoutDirection(this));
        if (absGravity == Gravity.TOP) {
            mTitleTop = title;
        } else if (absGravity == Gravity.BOTTOM) {
            mTitleBottom = title;
        }
    }
Sets the title of the drawer with the given gravity.
<p>
When accessibility is turned on, this is the title that will be used to
identify the drawer to the active accessibility service.

@param edgeGravity Gravity.TOP, RIGHT, START or END. Expresses which
                   drawer to set the title for.
@param title       The title for the drawer.
app/src/main/java/com/sunnyweather/android/ui/customerUIs/HomeDrawerLayout.java