: Class BindingSelectionChoiceIterator

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edu.cmu.cs.coral.icf.plan_based.planners.pip
Class BindingSelectionChoiceIterator

java.lang.Object
  |
  +--edu.cmu.cs.coral.icf.plan_based.planners.pip.BindingSelectionChoiceIterator

public class BindingSelectionChoiceIterator
extends java.lang.Object
implements java.util.Iterator

Represents an iterator over binding choices which are generated on the fly.

Since:: ICF 0.0
Version:: $Id$

Field Summary
`private Binding`	`bindings` the bindings for the variables
`private java.util.Map`	`curBindings` the mapping from variables to current bindings left
`private java.util.Map`	`posBindings` a map from variables to possible bindings
`private java.util.List`	`vars` an ordering of the variables

Constructor Summary
`BindingSelectionChoiceIterator(java.util.Map bindings)` Generates a new iterator over the possible bindings for each variable

Method Summary
`boolean`	`hasNext()` Checks if there is a next element from this iterator.
`java.lang.Object`	`next()` Gets the next element from this iterator.
`void`	`remove()` Removes this element from the iterator's backing store.

Methods inherited from class java.lang.Object

, 
clone, 
equals, 
finalize, 
getClass, 
hashCode, 
notify, 
notifyAll, 
registerNatives, 
toString, 
wait, 
wait, 
wait

Field Detail

posBindings

private java.util.Map posBindings

a map from variables to possible bindings

Since:: ICF 0.0

vars

private java.util.List vars

an ordering of the variables

Since:: ICF 0.0

curBindings

private java.util.Map curBindings

the mapping from variables to current bindings left

Since:: ICF 0.0

bindings

private Binding bindings

the bindings for the variables

Since:: ICF 0.0

Constructor Detail

BindingSelectionChoiceIterator

public BindingSelectionChoiceIterator(java.util.Map bindings)

Generates a new iterator over the possible bindings for each variable

Parameters:: bindings - a map from variables to possible bindings
Since:: ICF 0.0

Method Detail

hasNext

public boolean hasNext()

Checks if there is a next element from this iterator.

Specified by:: hasNext in interface java.util.Iterator
Returns:: true if and only if this iterator has another element
Since:: ICF 0.0

public java.lang.Object next()

Gets the next element from this iterator.

Specified by:: next in interface java.util.Iterator
Returns:: the next element of this iterator
Since:: ICF 0.0

remove

public void remove()
            throws java.lang.UnsupportedOperationException

Removes this element from the iterator's backing store.

Specified by:: remove in interface java.util.Iterator
Throws:: java.lang.UnsupportedOperationException - always
Since:: ICF 0.0