org.apache.hadoop.hive.serde2.dynamic_type.Node Maven / Gradle / Ivy

/* Generated By:JJTree: Do not edit this line. Node.java */

package org.apache.hadoop.hive.serde2.dynamic_type;

/* All AST nodes must implement this interface.  It provides basic
 machinery for constructing the parent and child relationships
 between nodes. */

public 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.
   */
  public void jjtOpen();

  /**
   * This method is called after all the child nodes have been added.
   */
  public void jjtClose();

  /**
   * This pair of methods are used to inform the node of its parent.
   */
  public void jjtSetParent(Node n);

  public Node jjtGetParent();

  /**
   * This method tells the node to add its argument to the node's list of
   * children.
   */
  public void jjtAddChild(Node n, int i);

  /**
   * This method returns a child node. The children are numbered from zero, left
   * to right.
   */
  public Node jjtGetChild(int i);

  /** Return the number of children the node has. */
  public int jjtGetNumChildren();
}