cetus.hir

Class CommaExpression

java.lang.Object

cetus.hir.Expression

cetus.hir.CommaExpression

All Implemented Interfaces:

Printable, Traversable, java.lang.Cloneable, java.lang.Comparable<Expression>

public class CommaExpression
extends Expression

Represents expressions separated by the comma operator in C or C++. The entire expression evaluates to the last expression in the list.

Constructor Summary

Constructors

Constructor and Description
CommaExpression(java.util.List expr_list) Constructs a comma expression from the specified list of expressions.

Method Summary

Methods

Modifier and Type	Method and Description
void	addExpression(Expression expr) Inserts a new expression at the end of the expression list.
CommaExpression	clone() Creates and returns a deep copy of this expression.
static void	defaultPrint(CommaExpression e, java.io.PrintWriter o) Prints a CommaExpression to a stream.
static void	setClassPrintMethod(java.lang.reflect.Method m) Overrides the class print method, so that all subsequently created objects will use the supplied method.
java.lang.String	toString() Returns a string representation of the expression

Methods inherited from class cetus.hir.Expression

compareTo, equals, findExpression, getChildren, getParent, getStatement, hashCode, needsParens, print, printSelf, removeChild, setChild, setParens, setParent, setPrintMethod, swapWith, verify

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

CommaExpression

public CommaExpression(java.util.List expr_list)

Constructs a comma expression from the specified list of expressions.

Parameters:

expr_list - the list of new expressions.

Throws:

java.lang.IllegalArgumentException - if expr_list is a singleton or null.

NotAnOrphanException - if an element of expr_list has a parent object.

Method Detail

addExpression

public void addExpression(Expression expr)

Inserts a new expression at the end of the expression list.

Parameters:

expr - the new expression to be inserted.

Throws:

java.lang.IllegalArgumentException - if expr is null.

NotAnOrphanException - if expr has a parent object.

clone

public CommaExpression clone()

Description copied from class: Expression

Creates and returns a deep copy of this expression.

Overrides:

clone in class Expression

Returns:

a deep copy of this expression.

defaultPrint

public static void defaultPrint(CommaExpression e,
                java.io.PrintWriter o)

Prints a CommaExpression to a stream.

Parameters:

e - The expression to print.

o - The writer on which to print the expression.

toString

public java.lang.String toString()

Description copied from class: Expression

Returns a string representation of the expression

Overrides:

toString in class Expression

setClassPrintMethod

public static void setClassPrintMethod(java.lang.reflect.Method m)

Overrides the class print method, so that all subsequently created objects will use the supplied method.

Parameters:

m - The new print method.