package com.aspose.email.examples.outlook.pst; import com.aspose.email.FolderInfo; import com.aspose.email.PersonalStorage; import com.aspose.email.examples.Utils; public class ChangeAFoldersContainerClass { public static String dataDir = Utils.getSharedDataDir(ChangeAFoldersContainerClass.class) + "outlook/"; public static void main(String[] args) { PersonalStorage pst = PersonalStorage.fromFile(dataDir + "SampleContacts.pst"); FolderInfo fi = pst.getRootFolder().getSubFolder("Contacts"); fi.changeContainerClass("IPF.Note"); pst.dispose(); } }