java.lang.Object
- org.pepstock.charba.client.commons.ArrayUtil

```
public class ArrayUtil
extends Object
```
Utility to transform arrays and list of objects to primitives.
The code has been changed in order to be aligned with internal needs, taking the source from ArrayUtils of Apache common lang3..

Field Summary

Fields
Modifier and Type	Field	Description
`static ActionItem[]`	`EMPTY_ACTION_ITEM_ARRAY`	An empty immutable `ActionItem` array.
`static boolean[]`	`EMPTY_BOOLEAN_ARRAY`	An empty immutable `boolean` array.
`static Boolean[]`	`EMPTY_BOOLEAN_OBJECT_ARRAY`	An empty immutable `Boolean` array.
`static BorderAlign[]`	`EMPTY_BORDER_ALIGN_ARRAY`	An empty immutable `BorderAlign` array.
`static BorderSkipped[]`	`EMPTY_BORDER_SKIPPED_ARRAY`	An empty immutable `BorderSkipped` array.
`static IsColor[]`	`EMPTY_COLORS_ARRAY`	An empty immutable `IsColor` array.
`static DataPoint[]`	`EMPTY_DATA_POINT_ARRAY`	An empty immutable `DataPoint` array.
`static Date[]`	`EMPTY_DATE_ARRAY`	An empty immutable `Date` array.
`static double[]`	`EMPTY_DOUBLE_ARRAY`	An empty immutable `double` array.
`static Double[]`	`EMPTY_DOUBLE_OBJECT_ARRAY`	An empty immutable `Double` array.
`static EventButton[]`	`EMPTY_EVENT_BUTTON_ARRAY`	An empty immutable `EventButton` array.
`static int[]`	`EMPTY_INT_ARRAY`	An empty immutable `int` array.
`static Integer[]`	`EMPTY_INTEGER_OBJECT_ARRAY`	An empty immutable `Integer` array.
`static Key[]`	`EMPTY_KEY_ARRAY`	An empty immutable `Key` array.
`static MeasureUnit[]`	`EMPTY_MEASURE_UNIT_ARRAY`	An empty immutable `MeasureUnit` array.
`static String[]`	`EMPTY_STRING_ARRAY`	An empty immutable `String` array.
`static TimeSeriesItem[]`	`EMPTY_TIME_SERIES_ITEM_ARRAY`	An empty immutable `TimeSeriesItem` array.

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static int`	`getLength(Object array)`	Returns the length of the passed array. If argument is `null`, 0 is returned.
`static boolean`	`isEmpty(boolean[] array)`	Returns `true` if the array is empty.
`static boolean`	`isEmpty(double[] array)`	Returns `true` if the array is empty.
`static boolean`	`isEmpty(int[] array)`	Returns `true` if the array is empty.
`static boolean`	`isEmpty(Object[] array)`	Returns `true` if the array is empty.
`static boolean`	`isNotEmpty(boolean[] array)`	Returns `true` if the array is empty.
`static boolean`	`isNotEmpty(double[] array)`	Returns `true` if the array is empty.
`static boolean`	`isNotEmpty(int[] array)`	Returns `true` if the array is empty.
`static boolean`	`isNotEmpty(Object[] array)`	Returns `true` if the array is empty.
`static ActionItem[]`	`toActionItems(List<ActionItem> list)`	Returns an array of dates from a list.
`static boolean[]`	`toBooleans(List<Boolean> list)`	Returns an array of primitives from a list.
`static BorderAlign[]`	`toBorderAlign(List<BorderAlign> list)`	Returns an array of dates from a list.
`static BorderSkipped[]`	`toBorderSkipped(List<BorderSkipped> list)`	Returns an array of dates from a list.
`static IsColor[]`	`toColors(List<IsColor> list)`	Returns an array of dates from a list.
`static DataPoint[]`	`toDataPoints(List<DataPoint> list)`	Returns an array of dates from a list.
`static Date[]`	`toDates(List<Date> list)`	Returns an array of dates from a list.
`static double[]`	`toDoubles(List<Double> list)`	Returns an array of primitives from a list.
`static EventButton[]`	`toEventButtons(List<EventButton> list)`	Returns an array of dates from a list.
`static int[]`	`toIntegers(List<Integer> list)`	Returns an array of primitives from a list.
`static Key[]`	`toKeys(List<Key> list)`	Returns an array of dates from a list.
`static MeasureUnit[]`	`toMeasureUnits(List<MeasureUnit> list)`	Returns an array of dates from a list.
`static boolean[]`	`toPrimitive(Boolean[] array)`	Returns an array of primitives from an array of objects.
`static double[]`	`toPrimitive(Double[] array)`	Returns an array of primitives from an array of objects.
`static int[]`	`toPrimitive(Integer[] array)`	Returns an array of primitives from an array of objects.
`static String[]`	`toStrings(List<String> list)`	Returns an array of strings from a list.
`static TimeSeriesItem[]`	`toTimeSeriesItems(List<TimeSeriesItem> list)`	Returns an array of dates from a list.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - EMPTY_BOOLEAN_ARRAY
```
public static final boolean[] EMPTY_BOOLEAN_ARRAY
```
    An empty immutable boolean array.
  - EMPTY_BOOLEAN_OBJECT_ARRAY
```
public static final Boolean[] EMPTY_BOOLEAN_OBJECT_ARRAY
```
    An empty immutable Boolean array.
  - EMPTY_DOUBLE_ARRAY
```
public static final double[] EMPTY_DOUBLE_ARRAY
```
    An empty immutable double array.
  - EMPTY_DOUBLE_OBJECT_ARRAY
```
public static final Double[] EMPTY_DOUBLE_OBJECT_ARRAY
```
    An empty immutable Double array.
  - EMPTY_INT_ARRAY
```
public static final int[] EMPTY_INT_ARRAY
```
    An empty immutable int array.
  - EMPTY_INTEGER_OBJECT_ARRAY
```
public static final Integer[] EMPTY_INTEGER_OBJECT_ARRAY
```
    An empty immutable Integer array.
  - EMPTY_STRING_ARRAY
```
public static final String[] EMPTY_STRING_ARRAY
```
    An empty immutable String array.
  - EMPTY_DATE_ARRAY
```
public static final Date[] EMPTY_DATE_ARRAY
```
    An empty immutable Date array.
  - EMPTY_DATA_POINT_ARRAY
```
public static final DataPoint[] EMPTY_DATA_POINT_ARRAY
```
    An empty immutable DataPoint array.
  - EMPTY_TIME_SERIES_ITEM_ARRAY
```
public static final TimeSeriesItem[] EMPTY_TIME_SERIES_ITEM_ARRAY
```
    An empty immutable TimeSeriesItem array.
  - EMPTY_COLORS_ARRAY
```
public static final IsColor[] EMPTY_COLORS_ARRAY
```
    An empty immutable IsColor array.
  - EMPTY_BORDER_SKIPPED_ARRAY
```
public static final BorderSkipped[] EMPTY_BORDER_SKIPPED_ARRAY
```
    An empty immutable BorderSkipped array.
  - EMPTY_BORDER_ALIGN_ARRAY
```
public static final BorderAlign[] EMPTY_BORDER_ALIGN_ARRAY
```
    An empty immutable BorderAlign array.
  - EMPTY_KEY_ARRAY
```
public static final Key[] EMPTY_KEY_ARRAY
```
    An empty immutable Key array.
  - EMPTY_MEASURE_UNIT_ARRAY
```
public static final MeasureUnit[] EMPTY_MEASURE_UNIT_ARRAY
```
    An empty immutable MeasureUnit array.
  - EMPTY_ACTION_ITEM_ARRAY
```
public static final ActionItem[] EMPTY_ACTION_ITEM_ARRAY
```
    An empty immutable ActionItem array.
  - EMPTY_EVENT_BUTTON_ARRAY
```
public static final EventButton[] EMPTY_EVENT_BUTTON_ARRAY
```
    An empty immutable EventButton array.
- Method Detail
  - getLength
```
public static int getLength(Object array)
```
    Returns the length of the passed array.
    If argument is null, 0 is returned.
    
    Parameters:
    
    array - the array to get the length
    
    Returns:
    
    the length of the array
  - isEmpty
```
public static boolean isEmpty(boolean[] array)
```
    Returns true if the array is empty.
    
    Parameters:
    
    array - the array to check
    
    Returns:
    
    true if the array is empty
  - isEmpty
```
public static boolean isEmpty(double[] array)
```
    Returns true if the array is empty.
    
    Parameters:
    
    array - the array to check
    
    Returns:
    
    true if the array is empty
  - isEmpty
```
public static boolean isEmpty(int[] array)
```
    Returns true if the array is empty.
    
    Parameters:
    
    array - the array to check
    
    Returns:
    
    true if the array is empty
  - isEmpty
```
public static boolean isEmpty(Object[] array)
```
    Returns true if the array is empty.
    
    Parameters:
    
    array - the array to check
    
    Returns:
    
    true if the array is empty
  - isNotEmpty
```
public static boolean isNotEmpty(boolean[] array)
```
    Returns true if the array is empty.
    
    Parameters:
    
    array - the array to check
    
    Returns:
    
    true if the array is empty
  - isNotEmpty
```
public static boolean isNotEmpty(double[] array)
```
    Returns true if the array is empty.
    
    Parameters:
    
    array - the array to check
    
    Returns:
    
    true if the array is empty
  - isNotEmpty
```
public static boolean isNotEmpty(int[] array)
```
    Returns true if the array is empty.
    
    Parameters:
    
    array - the array to check
    
    Returns:
    
    true if the array is empty
  - isNotEmpty
```
public static boolean isNotEmpty(Object[] array)
```
    Returns true if the array is empty.
    
    Parameters:
    
    array - the array to check
    
    Returns:
    
    true if the array is empty
  - toBooleans
```
public static boolean[] toBooleans(List<Boolean> list)
```
    Returns an array of primitives from a list.
    
    Parameters:
    
    list - list of objects to transform
    
    Returns:
    
    an array of primitives from a list
  - toPrimitive
```
public static boolean[] toPrimitive(Boolean[] array)
```
    Returns an array of primitives from an array of objects.
    
    Parameters:
    
    array - array of objects to transform
    
    Returns:
    
    an array of primitives from passed array
  - toDoubles
```
public static double[] toDoubles(List<Double> list)
```
    Returns an array of primitives from a list.
    
    Parameters:
    
    list - list of objects to transform
    
    Returns:
    
    an array of primitives from a list
  - toPrimitive
```
public static double[] toPrimitive(Double[] array)
```
    Returns an array of primitives from an array of objects.
    
    Parameters:
    
    array - array of objects to transform
    
    Returns:
    
    an array of primitives from passed array
  - toIntegers
```
public static int[] toIntegers(List<Integer> list)
```
    Returns an array of primitives from a list.
    
    Parameters:
    
    list - list of objects to transform
    
    Returns:
    
    an array of primitives from a list
  - toPrimitive
```
public static int[] toPrimitive(Integer[] array)
```
    Returns an array of primitives from an array of objects.
    
    Parameters:
    
    array - array of objects to transform
    
    Returns:
    
    an array of primitives from passed array
  - toStrings
```
public static String[] toStrings(List<String> list)
```
    Returns an array of strings from a list.
    
    Parameters:
    
    list - list of objects to transform
    
    Returns:
    
    an array of strings from a list
  - toDates
```
public static Date[] toDates(List<Date> list)
```
    Returns an array of dates from a list.
    
    Parameters:
    
    list - list of objects to transform
    
    Returns:
    
    an array of dates from a list
  - toDataPoints
```
public static DataPoint[] toDataPoints(List<DataPoint> list)
```
    Returns an array of dates from a list.
    
    Parameters:
    
    list - list of objects to transform
    
    Returns:
    
    an array of dates from a list
  - toTimeSeriesItems
```
public static TimeSeriesItem[] toTimeSeriesItems(List<TimeSeriesItem> list)
```
    Returns an array of dates from a list.
    
    Parameters:
    
    list - list of objects to transform
    
    Returns:
    
    an array of dates from a list
  - toColors
```
public static IsColor[] toColors(List<IsColor> list)
```
    Returns an array of dates from a list.
    
    Parameters:
    
    list - list of objects to transform
    
    Returns:
    
    an array of dates from a list
  - toBorderSkipped
```
public static BorderSkipped[] toBorderSkipped(List<BorderSkipped> list)
```
    Returns an array of dates from a list.
    
    Parameters:
    
    list - list of objects to transform
    
    Returns:
    
    an array of dates from a list
  - toBorderAlign
```
public static BorderAlign[] toBorderAlign(List<BorderAlign> list)
```
    Returns an array of dates from a list.
    
    Parameters:
    
    list - list of objects to transform
    
    Returns:
    
    an array of dates from a list
  - toKeys
```
public static Key[] toKeys(List<Key> list)
```
    Returns an array of dates from a list.
    
    Parameters:
    
    list - list of objects to transform
    
    Returns:
    
    an array of dates from a list
  - toMeasureUnits
```
public static MeasureUnit[] toMeasureUnits(List<MeasureUnit> list)
```
    Returns an array of dates from a list.
    
    Parameters:
    
    list - list of objects to transform
    
    Returns:
    
    an array of dates from a list
  - toActionItems
```
public static ActionItem[] toActionItems(List<ActionItem> list)
```
    Returns an array of dates from a list.
    
    Parameters:
    
    list - list of objects to transform
    
    Returns:
    
    an array of dates from a list
  - toEventButtons
```
public static EventButton[] toEventButtons(List<EventButton> list)
```
    Returns an array of dates from a list.
    
    Parameters:
    
    list - list of objects to transform
    
    Returns:
    
    an array of dates from a list

Class ArrayUtil

Field Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

EMPTY_BOOLEAN_ARRAY

EMPTY_BOOLEAN_OBJECT_ARRAY

EMPTY_DOUBLE_ARRAY

EMPTY_DOUBLE_OBJECT_ARRAY

EMPTY_INT_ARRAY

EMPTY_INTEGER_OBJECT_ARRAY

EMPTY_STRING_ARRAY

EMPTY_DATE_ARRAY

EMPTY_DATA_POINT_ARRAY

EMPTY_TIME_SERIES_ITEM_ARRAY

EMPTY_COLORS_ARRAY

EMPTY_BORDER_SKIPPED_ARRAY

EMPTY_BORDER_ALIGN_ARRAY

EMPTY_KEY_ARRAY

EMPTY_MEASURE_UNIT_ARRAY

EMPTY_ACTION_ITEM_ARRAY

EMPTY_EVENT_BUTTON_ARRAY

Method Detail

getLength

isEmpty

isEmpty

isEmpty

isEmpty

isNotEmpty

isNotEmpty

isNotEmpty

isNotEmpty

toBooleans

toPrimitive

toDoubles

toPrimitive

toIntegers

toPrimitive

toStrings

toDates

toDataPoints

toTimeSeriesItems

toColors

toBorderSkipped

toBorderAlign

toKeys

toMeasureUnits

toActionItems

toEventButtons