Set Active Subtab in SubTabLayout

In Process Request

    OASubTabLayoutBean subTabLayout = (OASubTabLayoutBean)webBean.findChildRecursive("region2");/*Region2 subtablayoutname*/

    subTabLayout.setSelectedIndex(pageContext,"DeptVO1");/*DeptVO1 is Region Name Under subtablayout*/

    subTabLayout.setUnvalidated(Boolean.TRUE);