org.apache.jdo.impl.jdoql.tree

Class CharLiteralExpr

java.lang.Object

antlr.BaseAST

antlr.CommonAST

org.apache.jdo.impl.jdoql.jdoqlc.JDOQLAST

org.apache.jdo.impl.jdoql.tree.NodeImpl

org.apache.jdo.impl.jdoql.tree.Expr

org.apache.jdo.impl.jdoql.tree.ConstantExpr

org.apache.jdo.impl.jdoql.tree.CharLiteralExpr

All Implemented Interfaces:

antlr.collections.AST, java.io.Serializable, java.lang.Cloneable, CharLiteralExpression, ConstantExpression, Expression, Node

public final class CharLiteralExpr
extends ConstantExpr
implements CharLiteralExpression

This node represents a character literal. It does not have any children.

Author:

Michael Watzek

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.jdo.impl.jdoql.jdoqlc.JDOQLAST

column, line, typeInfo

Fields inherited from class antlr.BaseAST

down, right

Constructor Summary

Constructors

Constructor and Description
CharLiteralExpr() The noarg constructor is needed for ANTLR support and deserialization.
CharLiteralExpr(antlr.Token token) The noarg constructor is needed for ANTLR support.

Method Summary

Methods

Modifier and Type	Method and Description
void	arrive(NodeVisitor visitor) Delegates to the argument visitor.
char	getChar() Returns the char value represented by this expression.
java.lang.Object	leave(NodeVisitor visitor, java.lang.Object[] results) Delegates to the argument visitor.

Methods inherited from class org.apache.jdo.impl.jdoql.tree.ConstantExpr

getValue, newConstant

Methods inherited from class org.apache.jdo.impl.jdoql.tree.NodeImpl

clone, getChildren, getJavaClass, getObject, getParent, getTokenType, setObject, setParent, toString, walkNextChild

Methods inherited from class org.apache.jdo.impl.jdoql.jdoqlc.JDOQLAST

getColumn, getLine, getTypeInfo, initialize, initialize, initialize, setColumn, setLine, setTypeInfo, treeToString

Methods inherited from class antlr.CommonAST

getText, getType, initialize, setText, setType

Methods inherited from class antlr.BaseAST

addChild, decode, encode, equals, equalsList, equalsListPartial, equalsTree, equalsTreePartial, findAll, findAllPartial, getFirstChild, getNextSibling, getNumberOfChildren, getTokenNames, removeChildren, setFirstChild, setNextSibling, setVerboseStringConversion, toStringList, toStringTree, xmlSerialize, xmlSerializeNode, xmlSerializeRootClose, xmlSerializeRootOpen

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.jdo.jdoql.tree.ConstantExpression

getValue

Methods inherited from interface org.apache.jdo.jdoql.tree.Node

getChildren, getJavaClass, getObject, getParent, getTokenType, setObject, setParent, walkNextChild

Constructor Detail

CharLiteralExpr

public CharLiteralExpr()

The noarg constructor is needed for ANTLR support and deserialization. The caller must make sure to set the ANTLR tree structure himself or, call setChildren optionally.

CharLiteralExpr

public CharLiteralExpr(antlr.Token token)

The noarg constructor is needed for ANTLR support. The caller must make sure to set the ANTLR tree structure himself or, call setChildren optionally.

Method Detail

getChar

public char getChar()

Returns the char value represented by this expression.

Specified by:

getChar in interface CharLiteralExpression

Returns:

the char value

arrive

public void arrive(NodeVisitor visitor)

Delegates to the argument visitor.

Specified by:

arrive in interface Node

Overrides:

arrive in class ConstantExpr

Parameters:

visitor - the node visitor

leave

public java.lang.Object leave(NodeVisitor visitor,
                     java.lang.Object[] results)

Delegates to the argument visitor.

Specified by:

leave in interface Node

Overrides:

leave in class ConstantExpr

Parameters:

visitor - the node visitor

results - the result array

Returns:

the object returned by the visitor instance