import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.ss.usermodel.SheetVisibility;
import org.apache.poi.ss.usermodel.Workbook;
-import org.apache.poi.ss.util.WorkbookUtil;
import org.apache.poi.util.Configurator;
import org.apache.poi.util.HexDump;
import org.apache.poi.util.Internal;
package org.apache.poi.ss.util;
-import org.apache.poi.ss.usermodel.SheetVisibility;
import org.apache.poi.ss.usermodel.Workbook;
-import org.apache.poi.util.Internal;
import org.apache.poi.util.Removal;
import java.util.Locale;
import java.util.Map;
import java.util.NoSuchElementException;
-import java.util.logging.Logger;
import java.util.regex.Pattern;
import javax.xml.namespace.QName;
import org.apache.commons.collections4.ListValuedMap;
import org.apache.commons.collections4.multimap.ArrayListValuedHashMap;
-import org.apache.commons.logging.Log;
import org.apache.poi.POIXMLDocument;
import org.apache.poi.POIXMLDocumentPart;
import org.apache.poi.POIXMLException;
import org.apache.poi.util.Removal;
import org.junit.After;
import org.junit.Before;
-import org.junit.Ignore;
import org.junit.Test;
public abstract class BaseTestSheetHiding {