Package gnu.trove.list
Interface TFloatList
- All Superinterfaces:
TFloatCollection
- All Known Implementing Classes:
TFloatArrayList
,TSynchronizedFloatList
,TSynchronizedRandomAccessFloatList
,TUnmodifiableFloatList
,TUnmodifiableRandomAccessFloatList
Interface for Trove list implementations.
-
Field Summary
Fields inherited from interface gnu.trove.TFloatCollection
serialVersionUID
-
Method Summary
Modifier and TypeMethodDescriptionboolean
add
(float val) Adds val to the end of the list, growing as needed.void
add
(float[] vals) Adds the values in the array vals to the end of the list, in order.void
add
(float[] vals, int offset, int length) Adds a subset of the values in the array vals to the end of the list, in order.int
binarySearch
(float value) Performs a binary search for value in the entire list.int
binarySearch
(float value, int fromIndex, int toIndex) Performs a binary search for value in the specified range.void
clear()
Flushes the internal state of the list, resetting the capacity to the default.boolean
contains
(float value) Searches the list for valuevoid
fill
(float val) Fills every slot in the list with the specified value.void
fill
(int fromIndex, int toIndex, float val) Fills a range in the list with the specified value.boolean
forEach
(TFloatProcedure procedure) Applies the procedure to each value in the list in ascending (front to back) order.boolean
forEachDescending
(TFloatProcedure procedure) Applies the procedure to each value in the list in descending (back to front) order.float
get
(int offset) Returns the value at the specified offset.float
Returns the value that is used to represent null.grep
(TFloatProcedure condition) Searches the list for values satisfying condition in the manner of the *nix grep utility.int
indexOf
(float value) Searches the list front to back for the index of value.int
indexOf
(int offset, float value) Searches the list front to back for the index of value, starting at offset.void
insert
(int offset, float value) Inserts value into the list at offset.void
insert
(int offset, float[] values) Inserts the array of values into the list at offset.void
insert
(int offset, float[] values, int valOffset, int len) Inserts a slice of the array of values into the list at offset.inverseGrep
(TFloatProcedure condition) Searches the list for values which do not satisfy condition.boolean
isEmpty()
Tests whether this list contains any values.int
lastIndexOf
(float value) Searches the list back to front for the last index of value.int
lastIndexOf
(int offset, float value) Searches the list back to front for the last index of value, starting at offset.float
max()
Finds the maximum value in the list.float
min()
Finds the minimum value in the list.boolean
remove
(float value) Removes value from the list.void
remove
(int offset, int length) Removes length values from the list, starting at offsetfloat
removeAt
(int offset) Removes value at a given offset from the list.float
replace
(int offset, float val) Sets the value at the specified offset and returns the previously stored value.void
reverse()
Reverse the order of the elements in the list.void
reverse
(int from, int to) Reverse the order of the elements in the range of the list.float
set
(int offset, float val) Sets the value at the specified offset.void
set
(int offset, float[] values) Replace the values in the list starting at offset with the contents of the values array.void
set
(int offset, float[] values, int valOffset, int length) Replace the values in the list starting at offset with length values from the values array, starting at valOffset.void
Shuffle the elements of the list using the specified random number generator.int
size()
Returns the number of values in the list.void
sort()
Sort the values in the list (ascending) using the Sun quicksort implementation.void
sort
(int fromIndex, int toIndex) Sort a slice of the list (ascending) using the Sun quicksort implementation.subList
(int begin, int end) Returns a sublist of this list.float
sum()
Calculates the sum of all the values in the list.float[]
toArray()
Copies the contents of the list into a native array.float[]
toArray
(float[] dest) Copies a slice of the list into a native array.float[]
toArray
(float[] dest, int offset, int len) Copies a slice of the list into a native array.float[]
toArray
(float[] dest, int source_pos, int dest_pos, int len) Copies a slice of the list into a native array.float[]
toArray
(int offset, int len) Copies a slice of the list into a native array.void
transformValues
(TFloatFunction function) Transform each value in the list using the specified function.Methods inherited from interface gnu.trove.TFloatCollection
addAll, addAll, addAll, containsAll, containsAll, containsAll, equals, hashCode, iterator, removeAll, removeAll, removeAll, retainAll, retainAll, retainAll
-
Method Details
-
getNoEntryValue
float getNoEntryValue()Returns the value that is used to represent null. The default value is generally zero, but can be changed during construction of the collection.- Specified by:
getNoEntryValue
in interfaceTFloatCollection
- Returns:
- the value that represents null
-
size
int size()Returns the number of values in the list.- Specified by:
size
in interfaceTFloatCollection
- Returns:
- the number of values in the list.
-
isEmpty
boolean isEmpty()Tests whether this list contains any values.- Specified by:
isEmpty
in interfaceTFloatCollection
- Returns:
- true if the list is empty.
-
add
boolean add(float val) Adds val to the end of the list, growing as needed.- Specified by:
add
in interfaceTFloatCollection
- Parameters:
val
- anfloat
value- Returns:
- true if the list was modified by the add operation
-
add
void add(float[] vals) Adds the values in the array vals to the end of the list, in order.- Parameters:
vals
- anfloat[]
value
-
add
void add(float[] vals, int offset, int length) Adds a subset of the values in the array vals to the end of the list, in order.- Parameters:
vals
- anfloat[]
valueoffset
- the offset at which to start copyinglength
- the number of values to copy.
-
insert
void insert(int offset, float value) Inserts value into the list at offset. All values including and to the right of offset are shifted to the right.- Parameters:
offset
- anint
valuevalue
- anfloat
value
-
insert
void insert(int offset, float[] values) Inserts the array of values into the list at offset. All values including and to the right of offset are shifted to the right.- Parameters:
offset
- anint
valuevalues
- anfloat[]
value
-
insert
void insert(int offset, float[] values, int valOffset, int len) Inserts a slice of the array of values into the list at offset. All values including and to the right of offset are shifted to the right.- Parameters:
offset
- anint
valuevalues
- anfloat[]
valuevalOffset
- the offset in the values array at which to start copying.len
- the number of values to copy from the values array
-
get
float get(int offset) Returns the value at the specified offset.- Parameters:
offset
- anint
value- Returns:
- an
float
value
-
set
float set(int offset, float val) Sets the value at the specified offset.- Parameters:
offset
- anint
valueval
- anfloat
value- Returns:
- The value previously at the given index.
-
set
void set(int offset, float[] values) Replace the values in the list starting at offset with the contents of the values array.- Parameters:
offset
- the first offset to replacevalues
- the source of the new values
-
set
void set(int offset, float[] values, int valOffset, int length) Replace the values in the list starting at offset with length values from the values array, starting at valOffset.- Parameters:
offset
- the first offset to replacevalues
- the source of the new valuesvalOffset
- the first value to copy from the values arraylength
- the number of values to copy
-
replace
float replace(int offset, float val) Sets the value at the specified offset and returns the previously stored value.- Parameters:
offset
- anint
valueval
- anfloat
value- Returns:
- the value previously stored at offset.
-
clear
void clear()Flushes the internal state of the list, resetting the capacity to the default.- Specified by:
clear
in interfaceTFloatCollection
-
remove
boolean remove(float value) Removes value from the list.- Specified by:
remove
in interfaceTFloatCollection
- Parameters:
value
- anfloat
value- Returns:
- true if the list was modified by the remove operation.
-
removeAt
float removeAt(int offset) Removes value at a given offset from the list.- Parameters:
offset
- anint
value that represents the offset to the element to be removed- Returns:
- an float that is the value removed.
-
remove
void remove(int offset, int length) Removes length values from the list, starting at offset- Parameters:
offset
- anint
valuelength
- anint
value
-
transformValues
Transform each value in the list using the specified function.- Parameters:
function
- aTFloatFunction
value
-
reverse
void reverse()Reverse the order of the elements in the list. -
reverse
void reverse(int from, int to) Reverse the order of the elements in the range of the list.- Parameters:
from
- the inclusive index at which to start reversingto
- the exclusive index at which to stop reversing
-
shuffle
Shuffle the elements of the list using the specified random number generator.- Parameters:
rand
- aRandom
value
-
subList
Returns a sublist of this list.- Parameters:
begin
- low endpoint (inclusive) of the subList.end
- high endpoint (exclusive) of the subList.- Returns:
- sublist of this list from begin, inclusive to end, exclusive.
- Throws:
IndexOutOfBoundsException
- - endpoint out of rangeIllegalArgumentException
- - endpoints out of order (end > begin)
-
toArray
float[] toArray()Copies the contents of the list into a native array.- Specified by:
toArray
in interfaceTFloatCollection
- Returns:
- an
float[]
value
-
toArray
float[] toArray(int offset, int len) Copies a slice of the list into a native array.- Parameters:
offset
- the offset at which to start copyinglen
- the number of values to copy.- Returns:
- an
float[]
value
-
toArray
float[] toArray(float[] dest) Copies a slice of the list into a native array.If the list fits in the specified array with room to spare (i.e., the array has more elements than the list), the element in the array immediately following the end of the list is set to
getNoEntryValue()
. (This is useful in determining the length of the list only if the caller knows that the list does not contain any "null" elements.)NOTE: Trove does not allocate a new array if the array passed in is not large enough to hold all of the data elements. It will instead fill the array passed in.
- Specified by:
toArray
in interfaceTFloatCollection
- Parameters:
dest
- the array to copy into.- Returns:
- the array passed in.
-
toArray
float[] toArray(float[] dest, int offset, int len) Copies a slice of the list into a native array.- Parameters:
dest
- the array to copy into.offset
- the offset where the first value should be copiedlen
- the number of values to copy.- Returns:
- the array passed in.
-
toArray
float[] toArray(float[] dest, int source_pos, int dest_pos, int len) Copies a slice of the list into a native array.- Parameters:
dest
- the array to copy into.source_pos
- the offset of the first value to copydest_pos
- the offset where the first value should be copiedlen
- the number of values to copy.- Returns:
- the array passed in.
-
forEach
Applies the procedure to each value in the list in ascending (front to back) order.- Specified by:
forEach
in interfaceTFloatCollection
- Parameters:
procedure
- aTFloatProcedure
value- Returns:
- true if the procedure did not terminate prematurely.
-
forEachDescending
Applies the procedure to each value in the list in descending (back to front) order.- Parameters:
procedure
- aTFloatProcedure
value- Returns:
- true if the procedure did not terminate prematurely.
-
sort
void sort()Sort the values in the list (ascending) using the Sun quicksort implementation.- See Also:
-
sort
void sort(int fromIndex, int toIndex) Sort a slice of the list (ascending) using the Sun quicksort implementation.- Parameters:
fromIndex
- the index at which to start sorting (inclusive)toIndex
- the index at which to stop sorting (exclusive)- See Also:
-
fill
void fill(float val) Fills every slot in the list with the specified value.- Parameters:
val
- the value to use when filling
-
fill
void fill(int fromIndex, int toIndex, float val) Fills a range in the list with the specified value.- Parameters:
fromIndex
- the offset at which to start filling (inclusive)toIndex
- the offset at which to stop filling (exclusive)val
- the value to use when filling
-
binarySearch
int binarySearch(float value) Performs a binary search for value in the entire list. Note that you must @{link #sort sort} the list before doing a search.- Parameters:
value
- the value to search for- Returns:
- the absolute offset in the list of the value, or its negative insertion point into the sorted list.
-
binarySearch
int binarySearch(float value, int fromIndex, int toIndex) Performs a binary search for value in the specified range. Note that you must @{link #sort sort} the list or the range before doing a search.- Parameters:
value
- the value to search forfromIndex
- the lower boundary of the range (inclusive)toIndex
- the upper boundary of the range (exclusive)- Returns:
- the absolute offset in the list of the value, or its negative insertion point into the sorted list.
-
indexOf
int indexOf(float value) Searches the list front to back for the index of value.- Parameters:
value
- anfloat
value- Returns:
- the first offset of the value, or -1 if it is not in the list.
- See Also:
-
indexOf
int indexOf(int offset, float value) Searches the list front to back for the index of value, starting at offset.- Parameters:
offset
- the offset at which to start the linear search (inclusive)value
- anfloat
value- Returns:
- the first offset of the value, or -1 if it is not in the list.
- See Also:
-
lastIndexOf
int lastIndexOf(float value) Searches the list back to front for the last index of value.- Parameters:
value
- anfloat
value- Returns:
- the last offset of the value, or -1 if it is not in the list.
- See Also:
-
lastIndexOf
int lastIndexOf(int offset, float value) Searches the list back to front for the last index of value, starting at offset.- Parameters:
offset
- the offset at which to start the linear search (exclusive)value
- anfloat
value- Returns:
- the last offset of the value, or -1 if it is not in the list.
- See Also:
-
contains
boolean contains(float value) Searches the list for value- Specified by:
contains
in interfaceTFloatCollection
- Parameters:
value
- anfloat
value- Returns:
- true if value is in the list.
-
grep
Searches the list for values satisfying condition in the manner of the *nix grep utility.- Parameters:
condition
- a condition to apply to each element in the list- Returns:
- a list of values which match the condition.
-
inverseGrep
Searches the list for values which do not satisfy condition. This is akin to *nixgrep -v
.- Parameters:
condition
- a condition to apply to each element in the list- Returns:
- a list of values which do not match the condition.
-
max
float max()Finds the maximum value in the list.- Returns:
- the largest value in the list.
- Throws:
IllegalStateException
- if the list is empty
-
min
float min()Finds the minimum value in the list.- Returns:
- the smallest value in the list.
- Throws:
IllegalStateException
- if the list is empty
-
sum
float sum()Calculates the sum of all the values in the list.- Returns:
- the sum of the values in the list (zero if the list is empty).
-