org.apache.hadoop.hive.ql.parse
Class ASTNode

java.lang.Object
  org.antlr.runtime.tree.BaseTree
      org.antlr.runtime.tree.CommonTree
          org.apache.hadoop.hive.ql.parse.ASTNode

All Implemented Interfaces:

Serializable, org.antlr.runtime.tree.Tree, Node

Direct Known Subclasses:

ASTErrorNode

public class ASTNode
extends org.antlr.runtime.tree.CommonTree
implements Node, Serializable

See Also:

Serialized Form

Field Summary

Fields inherited from class org.antlr.runtime.tree.CommonTree

childIndex, parent, token

Fields inherited from interface org.antlr.runtime.tree.Tree

INVALID_NODE

Constructor Summary

ASTNode()

ASTNode(ASTNode node)

ASTNode(org.antlr.runtime.Token t)
Constructor.

Method Summary

String	dump()
org.antlr.runtime.tree.Tree	dupNode()
ArrayList<Node>	getChildren() Gets the vector of children nodes.
String	getName() Gets the name of the node.
ASTNodeOrigin	getOrigin()
void	setOrigin(ASTNodeOrigin origin) Tag this ASTNode with information about the object from which this node originated.

Methods inherited from class org.antlr.runtime.tree.CommonTree

getCharPositionInLine, getChildIndex, getLine, getParent, getText, getToken, getTokenStartIndex, getTokenStopIndex, getType, isNil, setChildIndex, setParent, setTokenStartIndex, setTokenStopIndex, setUnknownTokenBoundaries, toString

Methods inherited from class org.antlr.runtime.tree.BaseTree

addChild, addChildren, deleteChild, freshenParentAndChildIndexes, freshenParentAndChildIndexes, freshenParentAndChildIndexesDeeply, freshenParentAndChildIndexesDeeply, getAncestor, getAncestors, getChild, getChildCount, getFirstChildWithType, hasAncestor, insertChild, replaceChildren, sanityCheckParentAndChildIndexes, sanityCheckParentAndChildIndexes, setChild, toStringTree

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

ASTNode

public ASTNode()

ASTNode

public ASTNode(org.antlr.runtime.Token t)

Constructor.

Parameters:

t - Token for the CommonTree Node

ASTNode

public ASTNode(ASTNode node)

Method Detail

dupNode

public org.antlr.runtime.tree.Tree dupNode()

Specified by:

dupNode in interface org.antlr.runtime.tree.Tree

Overrides:

dupNode in class org.antlr.runtime.tree.CommonTree

getChildren

public ArrayList<Node> getChildren()

Description copied from interface: Node

Gets the vector of children nodes. This is used in the graph walker algorithms.

Specified by:

getChildren in interface Node

Overrides:

getChildren in class org.antlr.runtime.tree.BaseTree

Returns:

List

getName

public String getName()

Description copied from interface: Node

Gets the name of the node. This is used in the rule dispatchers.

Specified by:

getName in interface Node

Returns:

String

getOrigin

public ASTNodeOrigin getOrigin()

Returns:

information about the object from which this ASTNode originated, or null if this ASTNode was not expanded from an object reference

setOrigin

public void setOrigin(ASTNodeOrigin origin)

Tag this ASTNode with information about the object from which this node originated.

dump

public String dump()