Package com.singularsys.jep.parser

Class SimpleNode

    • Nested Class Summary

      • Nested classes/interfaces inherited from interface com.singularsys.jep.parser.Node

        Node.HookKey

    • Constructor Summary

      Constructors 
      Constructor Description
      SimpleNode​(int i)  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      java.util.Iterator<Node> childIterator()
      Returns an Iterator which iterates over the children of the Node.
      java.lang.Iterable<Node> children()
      Returns an Iterable object which can be used in a for/in loop.
      java.lang.Object childrenAccept​(ParserVisitor visitor, java.lang.Object data)
      Accept the visitor.
      void dump​(java.lang.String prefix)  
      java.lang.Object getHook​(Node.HookKey key)
      Get the value associated with a key.
      int getId()
      Returns the id of the node (for simpler identification).
      java.util.Collection<Node.HookKey> hookKeys()
      Get all the keys defined for this node.
      java.lang.Object jjtAccept​(ParserVisitor visitor, java.lang.Object data)
      Accept the visitor.
      void jjtAddChild​(Node n, int i)
      This method tells the node to add its argument to the node's list of children.
      void jjtClose()
      This method is called after all the child nodes have been added.
      Node jjtGetChild​(int i)
      This method returns a child node.
      int jjtGetNumChildren()
      Return the number of children the node has.
      Node jjtGetParent()  
      void jjtOpen()
      This method is called after the node has been made the current node.
      void jjtSetParent​(Node n)
      This pair of methods are used to inform the node of its parent.
      java.lang.Object removeHook​(Node.HookKey key)
      Remove the key
      java.lang.Object setHook​(Node.HookKey key, java.lang.Object value)
      Sets the value associated with a key.
      java.lang.String toString​(java.lang.String prefix)  

      • Methods inherited from class java.lang.Object

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

    • Field Detail

      • parent

        protected Node parent

      • children

        protected Node[] children

      • id

        protected final int id

      • vals

        protected java.lang.Object[] vals

    • Constructor Detail

      • SimpleNode

        public SimpleNode​(int i)

    • Method Detail

      • jjtOpen

        public void jjtOpen()
        Description copied from interface: Node
        This method is called after the node has been made the current node. It indicates that child nodes can now be added to it.
        Specified by:
        jjtOpen in interface Node

      • jjtClose

        public void jjtClose()
        Description copied from interface: Node
        This method is called after all the child nodes have been added.
        Specified by:
        jjtClose in interface Node

      • jjtSetParent

        public void jjtSetParent​(Node n)
        Description copied from interface: Node
        This pair of methods are used to inform the node of its parent.
        Specified by:
        jjtSetParent in interface Node

      • jjtAddChild

        public void jjtAddChild​(Node n,
                        int i)
        Description copied from interface: Node
        This method tells the node to add its argument to the node's list of children.
        Specified by:
        jjtAddChild in interface Node

      • jjtGetChild

        public Node jjtGetChild​(int i)
        Description copied from interface: Node
        This method returns a child node. The children are numbered from zero, left to right.
        Specified by:
        jjtGetChild in interface Node

      • jjtGetNumChildren

        public int jjtGetNumChildren()
        Description copied from interface: Node
        Return the number of children the node has.
        Specified by:
        jjtGetNumChildren in interface Node
        Returns:
        the number of child nodes

      • toString

        public java.lang.String toString​(java.lang.String prefix)

      • dump

        public void dump​(java.lang.String prefix)

      • getId

        public int getId()
        Returns the id of the node (for simpler identification).
        Specified by:
        getId in interface Node

      • getHook

        public java.lang.Object getHook​(Node.HookKey key)
        Get the value associated with a key.
        Specified by:
        getHook in interface Node
        Parameters:
        key - the key to look up
        Returns:
        the value or null if no key exists

      • setHook

        public java.lang.Object setHook​(Node.HookKey key,
                                java.lang.Object value)
        Sets the value associated with a key.
        Specified by:
        setHook in interface Node
        Parameters:
        key - the key
        value - the value
        Returns:
        the old object associated with this key, may be null

      • hookKeys

        public java.util.Collection<Node.HookKey> hookKeys()
        Description copied from interface: Node
        Get all the keys defined for this node.
        Specified by:
        hookKeys in interface Node
        Returns:
        all the keys

      • removeHook

        public java.lang.Object removeHook​(Node.HookKey key)
        Description copied from interface: Node
        Remove the key
        Specified by:
        removeHook in interface Node
        Returns:
        the object which was associated with the key

      • childIterator

        public java.util.Iterator<Node> childIterator()
        Returns an Iterator which iterates over the children of the Node. The remove method is unsupported.
        Specified by:
        childIterator in interface Node
        Returns:
        a new Iterator

      • children

        public java.lang.Iterable<Node> children()
        Returns an Iterable object which can be used in a for/in loop. 
         for(Node child:node.children()) {
  ...
 }
        Specified by:
        children in interface Node