IStateDoubleVector (org.choco-solver-choco-solver 4.10.2 API)

java.lang.Object
- org.chocosolver.memory.IStateDoubleVector

Direct Known Subclasses:

StoredDoubleVector
```
public abstract class IStateDoubleVector
extends Object
```
Describes an search vector with states (describing some history of the data structure).

Field Summary

Fields
Modifier and Type	Field	Description
`protected double[]`	`elementData`	Contains the elements of the vector.
`protected IEnvironment`	`environment`	The current environment.
`static int`	`MIN_CAPACITY`	Minimal capacity of a vector
`protected IStateInt`	`size`	A backtrackable search with the size of the vector.

Constructor Summary

Constructors
Modifier	Constructor	Description
`protected`	`IStateDoubleVector(IEnvironment env, double[] entries)`
`protected`	`IStateDoubleVector(IEnvironment env, int initialSize, double initialValue)`

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`double`	`get(int index)`	Returns the `index`th element of the vector.
`double`	`quickGet(int index)`	return the indexth element of the vector without an bound check.
`abstract double`	`quickSet(int index, double val)`	Unsafe setter => don't do bound verification
`protected boolean`	`rangeCheck(int index)`

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

Field Detail
- MIN_CAPACITY
```
public static final int MIN_CAPACITY
```
  Minimal capacity of a vector
  
  See Also:
  
  Constant Field Values
- elementData
```
protected double[] elementData
```
  Contains the elements of the vector.
- size
```
protected IStateInt size
```
  A backtrackable search with the size of the vector.
- environment
```
protected final IEnvironment environment
```
  The current environment.

Constructor Detail

IStateDoubleVector

protected IStateDoubleVector(IEnvironment env,
                             int initialSize,
                             double initialValue)

IStateDoubleVector

protected IStateDoubleVector(IEnvironment env,
                             double[] entries)

Method Detail
- get
```
public final double get(int index)
```
  Returns the indexth element of the vector.
- quickGet
```
public final double quickGet(int index)
```
  return the indexth element of the vector without an bound check.
  
  Parameters:
  
  index - index
  
  Returns:
  
  the element
- rangeCheck
```
protected boolean rangeCheck(int index)
```
- quickSet
```
public abstract double quickSet(int index,
                                double val)
```
  Unsafe setter => don't do bound verification
  
  Parameters:
  
  index - the index of the replaced value
  
  val - the new value
  
  Returns:
  
  the old value