org.jxls.util

Class Util

java.lang.Object

org.jxls.util.Util

public class Util
extends Object

Utility class with various helper methods used by other classes

Author:

Leonid Vysochyn Date: 2/3/12

Field Summary

Fields

Modifier and Type	Field and Description
static String	regexAreaRef
static Pattern	regexAreaRefPattern
static String	regexCellRef
static String	regexCellRefExcludingJointed
static String	regexJointedCellRef
static String	regexJointedLookBehind
static String	regexSimpleCellRef

Constructor Summary

Constructors

Constructor and Description
Util()

Method Summary

Modifier and Type	Method and Description
static String	createTargetCellRef(List<CellRef> targetCellDataList)
static List<CellRef>	createTargetCellRefListByColumn(CellRef targetFormulaCellRef, List<CellRef> targetCells, List<CellRef> cellRefsToExclude)
static boolean	formulaContainsJointedCellRef(String formula)
static List<String>	getCellRefsFromJointedCellRef(String jointedCellRef)
static List<String>	getFormulaCellRefs(String formula)
static List<String>	getJointedCellRefs(String formula)
static Object	getObjectProperty(Object obj, String propertyName)
static Object	getObjectProperty(Object obj, String propertyName, boolean failSilently)
static List<List<CellRef>>	groupByColRange(List<CellRef> cellRefList)
static List<List<CellRef>>	groupByRanges(List<CellRef> cellRefList, int targetRangeCount)
static List<List<CellRef>>	groupByRowRange(List<CellRef> cellRefList)
static Collection<GroupData>	groupCollection(Collection collection, String groupProperty, String groupOrder)
static Boolean	isConditionTrue(ExpressionEvaluator evaluator, String condition, Context context)
static Boolean	isConditionTrue(JexlExpressionEvaluator evaluator, Context context)
static String	joinStrings(List<String> strings, String separator)
static void	setObjectProperty(Object obj, String propertyName, String propertyValue)
static void	setObjectProperty(Object obj, String propertyName, String propertyValue, boolean ignoreNonExisting)
static String	sheetNameRegex(Map.Entry<CellRef,List<CellRef>> cellRefEntry)
static byte[]	toByteArray(InputStream stream) Reads all the data from the input stream, and returns the bytes read.
static Collection	transformToCollectionObject(ExpressionEvaluator expressionEvaluator, String collectionName, Context context)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

regexJointedLookBehind

public static final String regexJointedLookBehind

See Also:

Constant Field Values

regexSimpleCellRef

public static final String regexSimpleCellRef

See Also:

Constant Field Values

regexCellRef

public static final String regexCellRef

See Also:

Constant Field Values

regexAreaRef

public static final String regexAreaRef

See Also:

Constant Field Values

regexAreaRefPattern

public static final Pattern regexAreaRefPattern

regexCellRefExcludingJointed

public static final String regexCellRefExcludingJointed

See Also:

Constant Field Values

regexJointedCellRef

public static final String regexJointedCellRef

See Also:

Constant Field Values

Constructor Detail

Util

public Util()

Method Detail

getFormulaCellRefs

public static List<String> getFormulaCellRefs(String formula)

getJointedCellRefs

public static List<String> getJointedCellRefs(String formula)

getCellRefsFromJointedCellRef

public static List<String> getCellRefsFromJointedCellRef(String jointedCellRef)

formulaContainsJointedCellRef

public static boolean formulaContainsJointedCellRef(String formula)

createTargetCellRef

public static String createTargetCellRef(List<CellRef> targetCellDataList)

joinStrings

public static String joinStrings(List<String> strings,
                                 String separator)

groupByRanges

public static List<List<CellRef>> groupByRanges(List<CellRef> cellRefList,
                                                int targetRangeCount)

groupByColRange

public static List<List<CellRef>> groupByColRange(List<CellRef> cellRefList)

groupByRowRange

public static List<List<CellRef>> groupByRowRange(List<CellRef> cellRefList)

isConditionTrue

public static Boolean isConditionTrue(ExpressionEvaluator evaluator,
                                      String condition,
                                      Context context)

isConditionTrue

public static Boolean isConditionTrue(JexlExpressionEvaluator evaluator,
                                      Context context)

setObjectProperty

public static void setObjectProperty(Object obj,
                                     String propertyName,
                                     String propertyValue,
                                     boolean ignoreNonExisting)

setObjectProperty

public static void setObjectProperty(Object obj,
                                     String propertyName,
                                     String propertyValue)
                              throws NoSuchMethodException,
                                     InvocationTargetException,
                                     IllegalAccessException

Throws:

NoSuchMethodException

InvocationTargetException

IllegalAccessException

getObjectProperty

public static Object getObjectProperty(Object obj,
                                       String propertyName,
                                       boolean failSilently)

getObjectProperty

public static Object getObjectProperty(Object obj,
                                       String propertyName)
                                throws NoSuchMethodException,
                                       InvocationTargetException,
                                       IllegalAccessException

Throws:

NoSuchMethodException

InvocationTargetException

IllegalAccessException

groupCollection

public static Collection<GroupData> groupCollection(Collection collection,
                                                    String groupProperty,
                                                    String groupOrder)

toByteArray

public static byte[] toByteArray(InputStream stream)
                          throws IOException

Reads all the data from the input stream, and returns the bytes read.

Throws:

IOException

transformToCollectionObject

public static Collection transformToCollectionObject(ExpressionEvaluator expressionEvaluator,
                                                     String collectionName,
                                                     Context context)

sheetNameRegex

public static String sheetNameRegex(Map.Entry<CellRef,List<CellRef>> cellRefEntry)

createTargetCellRefListByColumn

public static List<CellRef> createTargetCellRefListByColumn(CellRef targetFormulaCellRef,
                                                            List<CellRef> targetCells,
                                                            List<CellRef> cellRefsToExclude)