public class DateColumn extends AbstractColumn<DateColumn,LocalDate> implements DateFilters, DateFillers<DateColumn>, DateMapFunctions, CategoricalColumn<LocalDate>
DEFAULT_ARRAY_SIZE| Modifier and Type | Method and Description |
|---|---|
DateColumn |
append(Column<LocalDate> column) |
DateColumn |
append(Column<LocalDate> column,
int row) |
DateColumn |
append(LocalDate value) |
DateColumn |
appendCell(String string) |
DateColumn |
appendCell(String string,
AbstractColumnParser<?> parser) |
DateColumn |
appendInternal(int f) |
DateColumn |
appendMissing()
Appends a missing value appropriate to the column
|
DateColumn |
appendObj(Object obj) |
byte[] |
asBytes(int rowNumber)
Returns the contents of the cell at rowNumber as a byte[]
|
double[] |
asDoubleArray() |
DoubleColumn |
asDoubleColumn() |
List<LocalDate> |
asList()
Returns a list of all the elements in this column
|
LocalDate[] |
asObjectArray() |
Set<LocalDate> |
asSet() |
List<LocalDate> |
bottom(int n)
Returns the smallest ("bottom") n values in the column
|
int |
byteSize()
Returns the width of a cell in this column, in bytes.
|
void |
clear() |
int |
compare(LocalDate o1,
LocalDate o2) |
boolean |
contains(LocalDate localDate)
Returns
true if the given object appears in this column, and false otherwise |
DateColumn |
copy()
Returns a deep copy of the receiver
|
int |
countMissing()
Returns the count of missing values in this column
|
int |
countUnique()
Returns the count of unique values in this column.
|
static DateColumn |
create(String name) |
static DateColumn |
create(String name,
Collection<LocalDate> data) |
static DateColumn |
create(String name,
int initialSize) |
static DateColumn |
create(String name,
LocalDate... data) |
static DateColumn |
create(String name,
Stream<LocalDate> stream) |
DateColumn |
emptyCopy()
Returns a copy of the receiver with no data.
|
DateColumn |
emptyCopy(int rowSize)
Returns an empty copy of the receiver, with its internal storage initialized to the given row
size.
|
DateColumn |
fillWith(Iterable<LocalDate> iterable) |
DateColumn |
fillWith(Iterator<LocalDate> iterator) |
DateColumn |
fillWith(Supplier<LocalDate> supplier) |
LocalDate |
get(int index) |
double |
getDouble(int i) |
int |
getIntInternal(int index) |
protected int |
getPackedDate(int index) |
String |
getString(int row)
Returns a string representation of the value at the given row.
|
String |
getUnformattedString(int row) |
it.unimi.dsi.fastutil.ints.IntIterator |
intIterator() |
boolean |
isEmpty()
Returns true if the column has no data
|
boolean |
isMissing(int rowNumber) |
Iterator<LocalDate> |
iterator()
Returns an iterator over elements of type
T. |
DateColumn |
lag(int n)
Returns a column of the same type and size as the receiver, containing the receivers values
offset by n.
|
DateColumn |
lead(int n)
Returns a column of the same type as the receiver, containing the receivers values offset -n
For example if you lead a column containing 2, 3, 4 by 1, you get a column containing 3, 4, NA.
|
LocalDate |
max() |
LocalDate |
min() |
DateColumn |
removeMissing() |
it.unimi.dsi.fastutil.ints.IntComparator |
rowComparator() |
DateColumn |
set(int row,
Column<LocalDate> column,
int sourceRow) |
DateColumn |
set(int index,
int value) |
DateColumn |
set(int index,
LocalDate value) |
DateColumn |
set(Selection rowSelection,
LocalDate newValue)
Conditionally update this column, replacing current values with newValue for all rows where the
current value matches the selection criteria
|
Column<LocalDate> |
setMissing(int i) |
void |
setPrintFormatter(DateTimeFormatter dateTimeFormatter) |
void |
setPrintFormatter(DateTimeFormatter dateTimeFormatter,
String missingValueString) |
int |
size() |
void |
sortAscending() |
void |
sortDescending() |
DateColumn |
subset(int[] rows) |
Table |
summary()
Returns a table of dates and the number of observations of those dates
|
List<LocalDate> |
top(int n)
Returns the largest ("top") n values in the column
|
DateColumn |
unique()
Returns a column of the same type as the receiver, containing only the unique values of the
receiver.
|
static boolean |
valueIsMissing(int i) |
DateColumn |
where(Selection selection) |
asStringColumn, filter, first, inRange, last, map, max, min, name, sampleN, sampleX, set, setName, sorted, toString, typeclone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, waiteval, eval, eval, eval, eval, isAfter, isAfter, isAfter, isBefore, isBefore, isBefore, isBetweenExcluding, isBetweenExcluding, isBetweenIncluding, isBetweenIncluding, isEqualTo, isEqualTo, isEqualTo, isFirstDayOfMonth, isFriday, isInApril, isInAugust, isInDecember, isInFebruary, isInJanuary, isInJuly, isInJune, isInMarch, isInMay, isInNovember, isInOctober, isInQ1, isInQ2, isInQ3, isInQ4, isInSeptember, isInYear, isLastDayOfMonth, isMissing, isMonday, isNotEqualTo, isNotMissing, isOnOrAfter, isOnOrAfter, isOnOrBefore, isOnOrBefore, isSaturday, isSunday, isThursday, isTuesday, isWednesdayatStartOfDay, atTime, atTime, dateColumnName, dayOfMonth, dayOfWeek, dayOfWeekValue, dayOfYear, daysUntil, minus, minusDays, minusMonths, minusWeeks, minusYears, month, monthsUntil, monthValue, plus, plusDays, plusMonths, plusWeeks, plusYears, timeUntil, timeWindow, timeWindow, weeksUntil, year, yearDay, yearMonth, yearQuarter, yearsUntil, yearWeekcountByCategoryallMatch, anyMatch, asStringColumn, columnWidth, count, count, filter, first, inRange, interpolate, last, map, map, mapInto, max, max, min, min, name, noneMatch, print, reduce, reduce, rolling, sampleN, sampleX, set, set, set, setMissingTo, setName, sorted, title, typeforEach, spliteratorcomparing, comparing, comparingDouble, comparingInt, comparingLong, equals, naturalOrder, nullsFirst, nullsLast, reversed, reverseOrder, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLongpublic static DateColumn create(String name)
public static DateColumn create(String name, int initialSize)
public static DateColumn create(String name, Collection<LocalDate> data)
public static DateColumn create(String name, LocalDate... data)
public static DateColumn create(String name, Stream<LocalDate> stream)
public DateColumn subset(int[] rows)
subset in interface Column<LocalDate>subset in class AbstractColumn<DateColumn,LocalDate>public DateColumn appendInternal(int f)
public DateColumn set(int index, int value)
public DateColumn set(int index, LocalDate value)
public void setPrintFormatter(DateTimeFormatter dateTimeFormatter, String missingValueString)
public void setPrintFormatter(DateTimeFormatter dateTimeFormatter)
public String getString(int row)
Columnpublic String getUnformattedString(int row)
getUnformattedString in interface Column<LocalDate>public DateColumn emptyCopy()
ColumnemptyCopy in interface Column<LocalDate>emptyCopy in class AbstractColumn<DateColumn,LocalDate>Columnpublic DateColumn emptyCopy(int rowSize)
Columnpublic DateColumn copy()
Columnpublic DateColumn lead(int n)
Columnpublic DateColumn lag(int n)
ColumnFor example if you lag a column containing 2, 3, 4 by 1, you get a column containing NA, 2, 3
public void sortAscending()
sortAscending in interface Column<LocalDate>public void sortDescending()
sortDescending in interface Column<LocalDate>public int countUnique()
ColumncountUnique in interface Column<LocalDate>public DateColumn unique()
Columnpublic DateColumn append(Column<LocalDate> column)
public DateColumn append(Column<LocalDate> column, int row)
public DateColumn set(int row, Column<LocalDate> column, int sourceRow)
public LocalDate max()
max in interface DateMapFunctionspublic LocalDate min()
min in interface DateMapFunctionspublic DateColumn set(Selection rowSelection, LocalDate newValue)
Example: myColumn.set(myColumn.valueIsMissing(), LocalDate.now()); // no more missing values
set in interface Column<LocalDate>set in class AbstractColumn<DateColumn,LocalDate>public DateColumn appendMissing()
ColumnappendMissing in interface Column<LocalDate>public LocalDate get(int index)
get in interface Column<LocalDate>get in interface DateMapFunctionspublic boolean isEmpty()
Columnpublic it.unimi.dsi.fastutil.ints.IntComparator rowComparator()
rowComparator in interface Column<LocalDate>public DateColumn append(LocalDate value)
public DateColumn appendObj(Object obj)
public DateColumn appendCell(String string)
appendCell in interface Column<LocalDate>public DateColumn appendCell(String string, AbstractColumnParser<?> parser)
appendCell in interface Column<LocalDate>public int getIntInternal(int index)
getIntInternal in interface DateFiltersgetIntInternal in interface DateMapFunctionsprotected int getPackedDate(int index)
public Table summary()
public static boolean valueIsMissing(int i)
public int countMissing()
countMissing in interface Column<LocalDate>public List<LocalDate> top(int n)
n - The maximum number of records to return. The actual number will be smaller if n is
greater than the number of observations in the columnpublic List<LocalDate> bottom(int n)
n - The maximum number of records to return. The actual number will be smaller if n is
greater than the number of observations in the columnpublic it.unimi.dsi.fastutil.ints.IntIterator intIterator()
intIterator in interface DateFilterspublic DateColumn removeMissing()
removeMissing in interface Column<LocalDate>public List<LocalDate> asList()
ColumnNote, if a value in the column is missing, a null is added in it's place
public DateColumn where(Selection selection)
where in interface Column<LocalDate>where in interface DateFilterspublic boolean contains(LocalDate localDate)
Columntrue if the given object appears in this column, and false otherwise
TODO override in column subtypes for performance
public Column<LocalDate> setMissing(int i)
setMissing in interface Column<LocalDate>public double[] asDoubleArray()
public DoubleColumn asDoubleColumn()
public boolean isMissing(int rowNumber)
public double getDouble(int i)
public int byteSize()
Columnpublic byte[] asBytes(int rowNumber)
public DateColumn fillWith(Iterator<LocalDate> iterator)
fillWith in interface DateFillers<DateColumn>public DateColumn fillWith(Iterable<LocalDate> iterable)
fillWith in interface DateFillers<DateColumn>public DateColumn fillWith(Supplier<LocalDate> supplier)
fillWith in interface DateFillers<DateColumn>public LocalDate[] asObjectArray()
asObjectArray in interface Column<LocalDate>public int compare(LocalDate o1, LocalDate o2)
compare in interface Comparator<LocalDate>Copyright © 2020. All rights reserved.