IntVector

java.lang.Object
- weka.core.matrix.IntVector

All Implemented Interfaces:

java.lang.Cloneable, RevisionHandler
```
public class IntVector
extends java.lang.Object
implements java.lang.Cloneable, RevisionHandler
```
A vector specialized on integers.

Version:

$Revision: 8034 $

Author:

Yong Wang

Constructor Summary

Constructors
Constructor and Description
`IntVector()` Constructs a null vector.
`IntVector(int n)` Constructs an n-vector of zeros.
`IntVector(int[] v)` Constructs a vector given an int array
`IntVector(int n, int s)` Constructs an n-vector of a constant

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`int`	`capacity()` Returns the capacity of the vector
`java.lang.Object`	`clone()` Clones the IntVector object.
`IntVector`	`copy()` Makes a deep copy of the vector
`int`	`get(int i)` Gets the value of an element.
`int[]`	`getArray()` Access the internal one-dimensional array.
`int[]`	`getArrayCopy()` Returns a copy of the internal one-dimensional array.
`java.lang.String`	`getRevision()` Returns the revision string.
`boolean`	`isEmpty()` Returns true if the vector is empty
`static void`	`main(java.lang.String[] args)` Tests the IntVector class
`static IntVector`	`seq(int i0, int i1)` Generates an IntVector that stores all integers inclusively between two integers.
`void`	`set(int s)` Sets the value of an element.
`void`	`set(int i, int s)` Sets a single element.
`void`	`set(int i0, int i1, int[] v, int j0)` Sets the values of elements from an int array.
`void`	`set(int i0, int i1, IntVector v, int j0)` Sets the values of elements from another IntVector.
`void`	`set(IntVector v)` Sets the values of elements from another IntVector.
`void`	`setCapacity(int capacity)` Sets the capacity of the vector
`void`	`setSize(int size)` Sets the size of the vector.
`void`	`shift(int i, int j)` Shifts an element to another position.
`void`	`shiftToEnd(int j)` Shifts an element to the end of the vector.
`int`	`size()` Gets the size of the vector.
`void`	`sort()` Sorts the elements in place
`IntVector`	`subvector(int i0, int i1)` Returns a subvector.
`IntVector`	`subvector(IntVector index)` Returns a subvector as indexed by an IntVector.
`void`	`swap(int i, int j)` Swaps the values stored at i and j
`java.lang.String`	`toString()` Converts the IntVecor to a string
`java.lang.String`	`toString(int digits, boolean trailing)` Convert the IntVecor to a string

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

- Constructor Detail
  - IntVector
```
public IntVector()
```
    Constructs a null vector.
  - IntVector
```
public IntVector(int n)
```
    Constructs an n-vector of zeros.
    
    Parameters:
    
    n - Length.
  - IntVector
```
public IntVector(int n,
                 int s)
```
    Constructs an n-vector of a constant
    
    Parameters:
    
    n - Length.
  - IntVector
```
public IntVector(int[] v)
```
    Constructs a vector given an int array
    
    Parameters:
    
    v - the int array
- Method Detail
  - size
```
public int size()
```
    Gets the size of the vector.
    
    Returns:
    
    Size.
  - setSize
```
public void setSize(int size)
```
    Sets the size of the vector. The provided size can't be greater than the capacity of the vector.
    
    Parameters:
    
    size - the new Size.
  - set
```
public void set(int s)
```
    Sets the value of an element.
    
    Parameters:
    
    s - the value for the element
  - set
```
public void set(int i0,
                int i1,
                int[] v,
                int j0)
```
    Sets the values of elements from an int array.
    
    Parameters:
    
    i0 - the index of the first element
    
    i1 - the index of the last element
    
    v - the int array that stores the values
    
    j0 - the index of the first element in the int array
  - set
```
public void set(int i0,
                int i1,
                IntVector v,
                int j0)
```
    Sets the values of elements from another IntVector.
    
    Parameters:
    
    i0 - the index of the first element
    
    i1 - the index of the last element
    
    v - the IntVector that stores the values
    
    j0 - the index of the first element in the IntVector
  - set
```
public void set(IntVector v)
```
    Sets the values of elements from another IntVector.
    
    Parameters:
    
    v - the IntVector that stores the values
  - seq
```
public static IntVector seq(int i0,
                            int i1)
```
    Generates an IntVector that stores all integers inclusively between two integers.
    
    Parameters:
    
    i0 - the first integer
    
    i1 - the second integer
  - getArray
```
public int[] getArray()
```
    Access the internal one-dimensional array.
    
    Returns:
    
    Pointer to the one-dimensional array of vector elements.
  - sort
```
public void sort()
```
    Sorts the elements in place
  - getArrayCopy
```
public int[] getArrayCopy()
```
    Returns a copy of the internal one-dimensional array.
    
    Returns:
    
    One-dimensional array copy of vector elements.
  - capacity
```
public int capacity()
```
    Returns the capacity of the vector
  - setCapacity
```
public void setCapacity(int capacity)
```
    Sets the capacity of the vector
    
    Parameters:
    
    capacity - the new capacity of the vector
  - set
```
public void set(int i,
                int s)
```
    Sets a single element.
    
    Parameters:
    
    i - the index of the element
    
    s - the new value
  - get
```
public int get(int i)
```
    Gets the value of an element.
    
    Parameters:
    
    i - the index of the element
    
    Returns:
    
    the value of the element
  - copy
```
public IntVector copy()
```
    Makes a deep copy of the vector
  - clone
```
public java.lang.Object clone()
```
    Clones the IntVector object.
    
    Overrides:
    
    clone in class java.lang.Object
  - subvector
```
public IntVector subvector(int i0,
                           int i1)
```
    Returns a subvector.
    
    Parameters:
    
    i0 - the index of the first element
    
    i1 - the index of the last element
    
    Returns:
    
    the subvector
  - subvector
```
public IntVector subvector(IntVector index)
```
    Returns a subvector as indexed by an IntVector.
    
    Parameters:
    
    index - the index
    
    Returns:
    
    the subvector
  - swap
```
public void swap(int i,
                 int j)
```
    Swaps the values stored at i and j
    
    Parameters:
    
    i - the index i
    
    j - the index j
  - shift
```
public void shift(int i,
                  int j)
```
    Shifts an element to another position. Elements between them are shifted one position left.
    
    Parameters:
    
    i - the index of the element
    
    j - the index of the new position
  - shiftToEnd
```
public void shiftToEnd(int j)
```
    Shifts an element to the end of the vector. Elements between them are shifted one position left.
    
    Parameters:
    
    j - the index of the element
  - isEmpty
```
public boolean isEmpty()
```
    Returns true if the vector is empty
  - toString
```
public java.lang.String toString()
```
    Converts the IntVecor to a string
    
    Overrides:
    
    toString in class java.lang.Object
  - toString
```
public java.lang.String toString(int digits,
                                 boolean trailing)
```
    Convert the IntVecor to a string
    
    Parameters:
    
    digits - number of digits to be shown
    
    trailing - true if trailing zeros are to be shown
  - getRevision
```
public java.lang.String getRevision()
```
    Returns the revision string.
    
    Specified by:
    
    getRevision in interface RevisionHandler
    
    Returns:
    
    the revision
  - main
```
public static void main(java.lang.String[] args)
```
    Tests the IntVector class

Class IntVector

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

IntVector

IntVector

IntVector

IntVector

Method Detail

size

setSize

set

set

set

set

seq

getArray

sort

getArrayCopy

capacity

setCapacity

set

get

copy

clone

subvector

subvector

swap

shift

shiftToEnd

isEmpty

toString

toString

getRevision

main