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GNU Prolog for Java

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gnu.prolog.term
Class Term

java.lang.Object
 extended by gnu.prolog.term.Term

All Implemented Interfaces:: Serializable, Cloneable

Direct Known Subclasses:: AtomicTerm, CompoundTerm, VariableTerm

public abstract class Term
extends Object
implements Serializable, Cloneable
extends Object
implements Serializable, Cloneable

base class for all terms.

Version:: 0.0.1
Author:: Constantine Plotniokov
See Also:: Serialized Form

Field Summary
`static int`	`ATOM`
`static int`	`COMPOUND`
`static int`	`FLOAT`
`static int`	`INTEGER`
`static int`	`JAVA_OBJECT`
`static int`	`UNKNOWN`
`static int`	`VARIABLE`

Constructor Summary
`Term()`

Method Summary
`Object`	`clone()` clone the term.
`abstract Term`	`clone(TermCloneContext context)` clone the object using clone context
`Term`	`dereference()` dereference term.
`int`	`getTermType()` get type of term
`String`	`toString()`

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

Field Detail

UNKNOWN

public static final int UNKNOWN

See Also:: Constant Field Values

VARIABLE

public static final int VARIABLE

See Also:: Constant Field Values

JAVA_OBJECT

public static final int JAVA_OBJECT

See Also:: Constant Field Values

FLOAT

public static final int FLOAT

See Also:: Constant Field Values

INTEGER

public static final int INTEGER

See Also:: Constant Field Values

ATOM

public static final int ATOM

See Also:: Constant Field Values

COMPOUND

public static final int COMPOUND

See Also:: Constant Field Values

Constructor Detail

Term

public Term()

Method Detail

clone

public Object clone()

clone the term.

Overrides:: clone in class Object

Returns:: cloned term

clone

public abstract Term clone(TermCloneContext context)

clone the object using clone context

Parameters:: context - clone context
Returns:: cloned term

dereference

public Term dereference()

dereference term. Necessary because of VariableTerm. It means that the term which is eventually pointed to by however long a chain of intermediate terms is the one which you get.