openjava.ptree
Class AliasedExpression

java.lang.Object
  |
  +--openjava.ptree.ParseTreeObject
        |
        +--openjava.ptree.NonLeaf
              |
              +--openjava.ptree.AliasedExpression

All Implemented Interfaces:

Cloneable, Expression, ParseTree, VariableInitializer

public class AliasedExpression

extends NonLeaf

implements Expression

Field Summary

(package private) String

alias

Fields inherited from class openjava.ptree.NonLeaf

Fields inherited from class openjava.ptree.ParseTreeObject

debugFlag, debugLevel, LN, out, writerStack

Constructor Summary

AliasedExpression(Expression expr, String alias)

Method Summary

void	accept(ParseTreeVisitor v) Accepts a ParseTreeVisitor object as the role of a Visitor in the Visitor pattern, as the role of an Element in the Visitor pattern.
String	getAlias()
Expression	getExpression()
OJClass	getRowType(Environment env)
OJClass	getType(Environment env)
void	setAlias(String alias)

Methods inherited from class openjava.ptree.NonLeaf

childrenAccept, childrenAreEqual, elementAt, equals, getComment, getContents, getLength, makeRecursiveCopy, replaceChildWith, set, set, set, set, set, set, set, set, set, setComment, setElementAt, writeCode

Methods inherited from class openjava.ptree.ParseTreeObject

clone, eq, eq, equal, flushPrintWriter, getDebugFlag, getNest, getObjectID, getParent, getPrintWriter, getTab, hashCode, lastObjectID, makeCopy, popNest, popPrintWriter, pushNest, pushPrintWriter, replace, setDebugFlag, setDebugLevel, setNest, setParent, setPrintStream, setTab, toFlattenString, toString, writeDebug, writeDebugL, writeDebugLln, writeDebugln, writeDebugLR, writeDebugR, writeDebugRln, writeTab

Methods inherited from class java.lang.Object

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

Methods inherited from interface openjava.ptree.ParseTree

childrenAccept, eq, equals, getObjectID, makeCopy, makeRecursiveCopy, replace, toFlattenString, toString, writeCode

Field Detail

alias

String alias

Constructor Detail

AliasedExpression

public AliasedExpression(Expression expr,
                         String alias)

Method Detail

accept

public void accept(ParseTreeVisitor v)
            throws ParseTreeException

Description copied from interface: ParseTree

Accepts a ParseTreeVisitor object as the role of a Visitor in the Visitor pattern, as the role of an Element in the Visitor pattern.

This invoke an appropriate visit() method on the accepted visitor.

Specified by:

accept in interface ParseTree

Specified by:

accept in class ParseTreeObject

Parameters:

v - a visitor

ParseTreeException

getExpression

public Expression getExpression()

getType

public OJClass getType(Environment env)
                throws Exception

Specified by:

getType in interface Expression

Exception

getRowType

public OJClass getRowType(Environment env)
                   throws Exception

Specified by:

getRowType in interface Expression

Overrides:

getRowType in class NonLeaf

Exception

getAlias

public String getAlias()

setAlias

public void setAlias(String alias)