openjava.ptree
Class ArrayAccess

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

All Implemented Interfaces:

Cloneable, Expression, ParseTree, VariableInitializer

public class ArrayAccess

extends NonLeaf

implements Expression

The ArrayAccess represents an array access.

An array access is like :

     a.m[i + 1]
 

In this array access expression, you can get a.m by getReferenceExpr() and can get i + 1 by getIndexExpr() .

See Also:

Expression

Field Summary

Fields inherited from class openjava.ptree.NonLeaf

Fields inherited from class openjava.ptree.ParseTreeObject

debugFlag, debugLevel, LN, out, writerStack

Constructor Summary

(package private)	ArrayAccess()
	ArrayAccess(Expression expr, Expression index_expr)

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.
Expression	getIndexExpr() Gets the dimexpr list.
Expression	getReferenceExpr() Gets the expression of array.
OJClass	getType(Environment env)
void	setIndexExpr(Expression dimexprs) Sets the dimexpr list.
void	setReferenceExpr(Expression expr) Sets the expression accessed as array.
void	writeCode() Writes the code this parse-tree presents for.

Methods inherited from class openjava.ptree.NonLeaf

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

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.Expression

getRowType

Methods inherited from interface openjava.ptree.ParseTree

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

Constructor Detail

ArrayAccess

public ArrayAccess(Expression expr,
                   Expression index_expr)

ArrayAccess

ArrayAccess()

Method Detail

writeCode

public void writeCode()

Description copied from class: NonLeaf

Writes the code this parse-tree presents for.

Specified by:

writeCode in interface ParseTree

Overrides:

writeCode in class NonLeaf

getReferenceExpr

public Expression getReferenceExpr()

Gets the expression of array.

Returns:

the experssion accessed as array.

setReferenceExpr

public void setReferenceExpr(Expression expr)

Sets the expression accessed as array.

Parameters:

expr - the experssion of array.

getIndexExpr

public Expression getIndexExpr()

Gets the dimexpr list.

Returns:

the dimexpr list.

setIndexExpr

public void setIndexExpr(Expression dimexprs)

Sets the dimexpr list.

Parameters:

dimexprs - the dimexpr list.

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

getType

public OJClass getType(Environment env)
                throws Exception

Specified by:

getType in interface Expression

Exception