ariba.util.expr
Class ExpressionNode

java.lang.Object
  ariba.util.expr.SimpleNode
      ariba.util.expr.ExpressionNode

All Implemented Interfaces:

Node, java.io.Serializable

public abstract class ExpressionNode
extends SimpleNode

Author:

Luke Blanshard (blanshlu@netscape.net), Drew Davidson (drew@ognl.org)

See Also:

Serialized Form

Field Summary

static int	ArithmeticExpression
static int	BitwiseExpression
static int	ConditionalTestExpression
static int	LogicalExpression
static int	RelationalExpression
static int	ShiftExpression

Fields inherited from class ariba.util.expr.SimpleNode

TRACE_NULL, TRACE_UNKNOWN

Constructor Summary

ExpressionNode(ariba.util.expr.ExprParser p, int i)

ExpressionNode(int i)

Method Summary

void	accept(ASTNodeVisitor visitor)
java.lang.String	getExpressionOperator(int index)
int	getExpressionType()
boolean	isConstant(ExprContext context)
boolean	isNodeConstant(ExprContext context) Returns true iff this node is constant without respect to the children.
java.lang.String	toString()

Methods inherited from class ariba.util.expr.SimpleNode

dump, getIndexInParent, getNextSibling, getTypeInfo, getValue, isExpressionTracingEnabled, isNodeSimpleProperty, isSimpleNavigationChain, isSimpleProperty, jjtAddChild, jjtClose, jjtGetChild, jjtGetNumChildren, jjtGetParent, jjtOpen, jjtSetParent, setTypeInfo, setValue, toString, traceExpression

Methods inherited from class java.lang.Object

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

Field Detail

LogicalExpression

public static final int LogicalExpression

See Also:

Constant Field Values

RelationalExpression

public static final int RelationalExpression

See Also:

Constant Field Values

ArithmeticExpression

public static final int ArithmeticExpression

See Also:

Constant Field Values

BitwiseExpression

public static final int BitwiseExpression

See Also:

Constant Field Values

ShiftExpression

public static final int ShiftExpression

See Also:

Constant Field Values

ConditionalTestExpression

public static final int ConditionalTestExpression

See Also:

Constant Field Values

Constructor Detail

ExpressionNode

public ExpressionNode(int i)

ExpressionNode

public ExpressionNode(ariba.util.expr.ExprParser p,
                      int i)

Method Detail

isNodeConstant

public boolean isNodeConstant(ExprContext context)
                       throws ExprException

Returns true iff this node is constant without respect to the children.

Overrides:

isNodeConstant in class SimpleNode

Throws:

ExprException

isConstant

public boolean isConstant(ExprContext context)
                   throws ExprException

Overrides:

isConstant in class SimpleNode

Throws:

ExprException

getExpressionOperator

public java.lang.String getExpressionOperator(int index)

getExpressionType

public int getExpressionType()

toString

public java.lang.String toString()

Overrides:

toString in class SimpleNode

accept

public void accept(ASTNodeVisitor visitor)

Specified by:

accept in interface Node

Overrides:

accept in class SimpleNode