Chvalov

<?xml version="1.0" encoding="utf-8"?>
<bitmap xmlns:android="http://schemas.android.com/apk/res/android"
  android:src="@drawable/bg_pic" 
  android:tileMode="repeat" />

private String b = "[3389, 3410, 3430, 3450, 3470, 3500, 3520, 3540, 3760, 3780, 3810, 3830, 3850, 3970, 4000, 4140, 4160, 4180, 4210, 4220, 4250, 4300, 4320, 4340, 4360, 4380, 4400, 4420, 4430, 4440]";
            String[] items = b.replaceAll("\\[", "").replaceAll("\\]", "").split(",");

            int[] results = new int[items.length];

            for (int i = 0; i < items.length; i++) {
                try {
                    results[i] = Integer.parseInt(items[i].trim());
                } catch (NumberFormatException nfe) {};
            }

Log.d("TEST", Arrays.toString(results));

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:id="@+id/main_content"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:fitsSystemWindows="true"
    tools:context="ua.com.ovis.andrey.calibrationforsensors.SensorsCalibrationFirstActivity"
    android:orientation="vertical">

    <android.support.design.widget.AppBarLayout android:id="@+id/appbar"
        android:layout_width="match_parent" android:layout_height="wrap_content"
        android:paddingTop="@dimen/appbar_padding_top"
        android:theme="@style/AppTheme.AppBarOverlay">

        <android.support.v7.widget.Toolbar android:id="@+id/toolbar"
            android:layout_width="match_parent" android:layout_height="?attr/actionBarSize"
            android:background="?attr/colorPrimary" app:popupTheme="@style/AppTheme.PopupOverlay"
            app:layout_scrollFlags="scroll|enterAlways"/>

        <android.support.design.widget.TabLayout android:id="@+id/tabs"
            android:layout_width="match_parent" android:layout_height="wrap_content" />

    </android.support.design.widget.AppBarLayout>

    <android.support.v4.view.ViewPager android:id="@+id/container"
        android:layout_width="match_parent" android:layout_height="match_parent"
        app:layout_behavior="@string/appbar_scrolling_view_behavior" />

</LinearLayout>