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java.lang.ObjectJSHOP2.Precondition
JSHOP2.PreconditionNegation
public class PreconditionNegation
This class represents an iterator over all the possible bindings that can satisfy a negation logical expression at run time. Note that in this case there is at most one such binding, and that is the empty binding.
Field Summary | |
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private Precondition |
p
The logical expression the negation of which this object represents. |
private Term[] |
retVal
The array this object will return as its next binding. |
Fields inherited from class JSHOP2.Precondition |
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bindings, bindingsIdx |
Constructor Summary | |
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PreconditionNegation(Precondition pIn,
int vars)
To initialize this negation logical expression. |
Method Summary | |
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void |
bind(Term[] binding)
To bind the negation logical expression to some binding. |
protected Term[] |
nextBindingHelper()
To return the next satisfier for this negation logical expression. |
protected void |
resetHelper()
To reset this negation logical expression. |
Methods inherited from class JSHOP2.Precondition |
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nextBinding, reset, setComparator, setFirst |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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private Precondition p
private Term[] retVal
Constructor Detail |
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public PreconditionNegation(Precondition pIn, int vars)
pIn
- the logical expression the negation of which this object
represents.vars
- the number of variables this logical expression has. This is used
to return a binding of the appropriate size.Method Detail |
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public void bind(Term[] binding)
bind
in class Precondition
binding
- the given binding.protected Term[] nextBindingHelper()
nextBindingHelper
in class Precondition
protected void resetHelper()
resetHelper
in class Precondition
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