Progress bar in android studio

Drawable - custom_progressbar.xml

<?xml version="1.0" encoding="utf-8"?><rotate xmlns:android="http://schemas.android.com/apk/res/android"    android:fromDegrees="0"    android:pivotX="50%"    android:pivotY="50%"    android:toDegrees="1440">
    <shape        android:innerRadiusRatio="3"        android:shape="ring"        android:thicknessRatio="8"        android:thickness="4dp"        android:useLevel="false">

        <gradient            android:angle="0"            android:endColor="@color/brand_color"            android:startColor="@android:color/transparent"            android:type="sweep"            android:useLevel="false" />

    </shape>
</rotate>


<LinearLayout    android:id="@+id/llProfile"    android:layout_width="match_parent"    android:layout_height="wrap_content"    android:clickable="true"    android:gravity="center_horizontal"    android:orientation="horizontal"    android:padding="@dimen/base_padding">

    <RelativeLayout        android:layout_width="180dp"        android:layout_height="180dp">

        <de.hdodenhof.circleimageview.CircleImageView            android:id="@+id/ivProfile"            android:layout_width="120dp"            android:layout_height="120dp"            android:layout_centerInParent="true"            android:src="@mipmap/motherboard"            app:civ_border_color="@color/grey_300"            app:civ_border_width="1dp" />

        <ImageView            android:layout_width="32dp"            android:layout_height="32dp"            android:layout_below="@+id/ivProfile"            android:layout_gravity="bottom"            android:layout_marginLeft="-20dp"            android:layout_marginTop="-15dp"            android:layout_toRightOf="@+id/ivProfile"            android:tint="@color/black"            app:srcCompat="@drawable/ic_edit_profile" />


        <ProgressBar            android:id="@+id/progress_bar"            android:layout_width="match_parent"            android:layout_height="match_parent"            android:layout_centerInParent="true"            android:indeterminateDrawable="@drawable/custom_progress_dialog"            android:visibility="gone" />


    </RelativeLayout>


</LinearLayout>

private void initProgressBar() {
    progressBar = new ProgressBar(this, null, android.R.attr.progressBarStyleLarge);
    progressBar.setIndeterminate(true);

    RelativeLayout relativeLayout = new RelativeLayout(this);
    relativeLayout.setGravity(Gravity.CENTER);
   relativeLayout.setBackgroundColor(Color.TRANSPARENT);
    relativeLayout.addView(progressBar);

    RelativeLayout.LayoutParams params = new            

RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.MATCH_PARENT, RelativeLayout.LayoutParams.MATCH_PARENT);
   // progressBar.setVisibility(View.INVISIBLE);

    this.addContentView(relativeLayout, params);
    progressBar.setVisibility(View.VISIBLE);
}