Java Doc for DerivationNodeImpl.java in  » Rule-Engine » Mandarax » org » mandarax » reference » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Rule Engine » Mandarax » org.mandarax.reference   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.mandarax.reference.DerivationNodeImpl DerivationNodeImpl public class DerivationNodeImpl implements org.mandarax.kernel.DerivationNode,LogCategories(Code) Derivation nodes represent application of a single rule. author:    Jens Dietrich version:    3.4 <7 March 05> since:    1.0 since:    Prova re-integration modifications author:    Alex Kozlenkov version:    3.4 <7 March 05> Field Summary  Map varRenamings      Constructor Summary public   DerivationNodeImpl()      Constructor. Method Summary public  void addSubNode(DerivationNodeImpl dn)      Add a subnode. public  void dump(java.io.PrintStream out)      Dump the derivation node and the subtree having this node as a root to the print writer. public  Clause getAppliedClause()      Get the applied clause. public  Object getCutPredicate()      public  int getId()      public  DerivationNodeImpl getParent()      Get the parent derivation node. public  Clause getQuery()      Get the query.  SemanticEvaluationPolicy getSemanticEvaluationPolicy()      Returns the semantic evaluation policy. public  int getState()      Get the state of this node. public  List getSubNodes()      Get the sub nodes. public  int[] getSupportedResults()      Get an array of integers containing the indexes of all solutions supported. public  Unification getUnification()      Get the unification. public  boolean isCut()      public  boolean isFailed()      Indicates whether this derivation step has failed. public  boolean isLastNode()      public  boolean isResultNode()      public  boolean isSupported(int resultNumber)      Indicates whether the result at the given index is supported by this node. public  void propagateSupportedSolutions()      Propagate supported solutions to the parent node. public  boolean removeSubNode(DerivationNodeImpl dn)      Remove a subnode.  Term replace(Term original)      Replace a term. public  void replace(List[] replacements, Term[] originals)      public  void setAppliedClause(Clause c)      Set the applied clause. public  void setCut(boolean cut)      public  void setCutPredicate(Object cutPredicate)      public  void setFailed(boolean f)      Set the failed flag. public  void setId(int id)      public  void setLastNode(boolean lastNode)      public  void setQuery(Clause f)      Set the query. public  void setResultNode(boolean resultNode)      public  void setSemanticEvaluationPolicy(SemanticEvaluationPolicy policy)      Sets the semantic evaluation policy. public  void setSubNodes(List sn)      Set the subnodes. public  void setSupported(int resultNumber)      Set the result number as supported. public  void setUnification(Unification u)      Set the unification. public  String toString()      Convert the derivation node to a string. Field Detail varRenamings Map varRenamings(Code) Constructor Detail DerivationNodeImpl public DerivationNodeImpl()(Code) Constructor. Method Detail addSubNode public void addSubNode(DerivationNodeImpl dn)(Code) Add a subnode. Parameters:   dn - a child node dump public void dump(java.io.PrintStream out)(Code) Dump the derivation node and the subtree having this node as a root to the print writer. This method is for developer support only. Parameters:   out - a print stream getAppliedClause public Clause getAppliedClause()(Code) Get the applied clause. the applied clause getCutPredicate public Object getCutPredicate()(Code) getId public int getId()(Code) getParent public DerivationNodeImpl getParent()(Code) Get the parent derivation node. the parent node getQuery public Clause getQuery()(Code) Get the query. the query getSemanticEvaluationPolicy SemanticEvaluationPolicy getSemanticEvaluationPolicy()(Code) Returns the semantic evaluation policy. the policy getState public int getState()(Code) Get the state of this node. See Also:   org.mandarax.kernel.DerivationNodeImpl the state, the value is one of the constants defined in org.mandarax.kernel.DerivationNodeImpl getSubNodes public List getSubNodes()(Code) Get the sub nodes. a list containing the child nodes getSupportedResults public int[] getSupportedResults()(Code) Get an array of integers containing the indexes of all solutions supported. an array of integer getUnification public Unification getUnification()(Code) Get the unification. the unification applied isCut public boolean isCut()(Code) isFailed public boolean isFailed()(Code) Indicates whether this derivation step has failed. true if this proof step has failed, false otherwise isLastNode public boolean isLastNode()(Code) isResultNode public boolean isResultNode()(Code) isSupported public boolean isSupported(int resultNumber)(Code) Indicates whether the result at the given index is supported by this node. int resultNumber - the number of the result in the result set indexing starts with 0 boolean propagateSupportedSolutions public void propagateSupportedSolutions()(Code) Propagate supported solutions to the parent node. [Prova] Changed to public to allow out of package inference engines. removeSubNode public boolean removeSubNode(DerivationNodeImpl dn)(Code) Remove a subnode. boolean Parameters:   dn - a child node replace Term replace(Term original)(Code) Replace a term. a term Parameters:   original - a term replace public void replace(List[] replacements, Term[] originals)(Code) Replace a term and add any replacements found to the list, an array of lists, each containing a list of terms representing thesolution for the variable at the respective position[Prova] Made public to be callable from ws.prova.reference.ProvaResultSetImpl2 Parameters:   originals - an array of terms setAppliedClause public void setAppliedClause(Clause c)(Code) Set the applied clause. Parameters:   c - the applied clause setCut public void setCut(boolean cut)(Code) setCutPredicate public void setCutPredicate(Object cutPredicate)(Code) setFailed public void setFailed(boolean f)(Code) Set the failed flag. Parameters:   f - true if this node has failed, false otherwise setId public void setId(int id)(Code) setLastNode public void setLastNode(boolean lastNode)(Code) setQuery public void setQuery(Clause f)(Code) Set the query. Parameters:   f - a query setResultNode public void setResultNode(boolean resultNode)(Code) setSemanticEvaluationPolicy public void setSemanticEvaluationPolicy(SemanticEvaluationPolicy policy)(Code) Sets the semantic evaluation policy. [Prova] Changed to public to allow out of package inference engines. Parameters:   policy - The semantic evaluation policy to set setSubNodes public void setSubNodes(List sn)(Code) Set the subnodes. Parameters:   sn - a list of subnodes setSupported public void setSupported(int resultNumber)(Code) Set the result number as supported. int resultNumber - the number of the result in the result set indexing starts with 0 setUnification public void setUnification(Unification u)(Code) Set the unification. Parameters:   u - a unification toString public String toString()(Code) Convert the derivation node to a string. the string representation of this object Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)