*** This class is subject to change. ***

com.sas.iquery.metadata.expr.relational
Class SimpleConditionalExpression_Comparison

com.sas.iquery.metadata.expr.relational.SimpleConditionalExpression_Comparison

All Implemented Interfaces:

Base, BusinessModelResourceReferencer, CascadableFilter, ModelItem, UsabilityInterface, ExpressionInterface, PropertyChangeListenee, java.beans.PropertyChangeListener, java.lang.Cloneable, java.util.EventListener

public class SimpleConditionalExpression_Comparison
implements BusinessModelResourceReferencer

Models the comparison simple conditional expression, which has the following abstract form:
<LeftExpression> <ComparisonOperator> <RightExpression>

Field Summary

static java.lang.String	EVENT_COMPARISON_OPERATOR_CHANGED
static java.lang.String	EVENT_LEFT_EXPRESSION_CHANGED
static java.lang.String	EVENT_RIGHT_EXPRESSION_CHANGED

Fields inherited from class com.sas.iquery.metadata.expr.relational.RelationalConditionalExpression

EVENT_FF_OVERRIDE_STATUS_CHANGED, EVENT_FF_OVERRIDE_VALUE_CHANGED

Fields inherited from class com.sas.iquery.metadata.expr.ConditionalExpression

EVENT_NEGATION_CHANGED

Fields inherited from interface com.sas.iquery.metadata.business.Base

EVENT_OBJECT_DEFINITION_CHANGED

Fields inherited from interface com.sas.iquery.metadata.business.ModelItem

EVENT_OBJECT_PROPERTY_CHANGED

Constructor Summary

SimpleConditionalExpression_Comparison()

Method Summary

ComparisonOperator	getComparisonOperator() Returns the comparison used in this expression
ExpressionInterface	getLeftExpression() Gets the left expression for this conditional expression.
ExpressionInterface	getRightExpression() Gets the right expression for this conditional expression.
void	setComparisonOperator(ComparisonOperator operator) Sets the comparison used in this expression.
void	setLeftExpression(ExpressionInterface expr) Sets the left expression portion of the conditional expression.
void	setRightExpression(ExpressionInterface expr) Sets the right expression portion of the conditional expression.

Methods inherited from class com.sas.iquery.metadata.expr.relational.RelationalConditionalExpression

getExpression

Methods inherited from class com.sas.iquery.metadata.expr.ConditionalExpression

getExpressionType, isNegated, setIsNegated

Methods inherited from interface com.sas.iquery.metadata.business.BusinessModelResourceReferencer

getResources

Methods inherited from interface com.sas.iquery.metadata.PropertyChangeListenee

addListener, getListeners, removeListener

Methods inherited from interface com.sas.iquery.metadata.business.UsabilityInterface

getReasonsUnusable, isUsableInQuery

Field Detail

EVENT_COMPARISON_OPERATOR_CHANGED

public static final java.lang.String EVENT_COMPARISON_OPERATOR_CHANGED

See Also:

Constant Field Values

EVENT_LEFT_EXPRESSION_CHANGED

public static final java.lang.String EVENT_LEFT_EXPRESSION_CHANGED

See Also:

Constant Field Values

EVENT_RIGHT_EXPRESSION_CHANGED

public static final java.lang.String EVENT_RIGHT_EXPRESSION_CHANGED

See Also:

Constant Field Values

Constructor Detail

SimpleConditionalExpression_Comparison

public SimpleConditionalExpression_Comparison()

Method Detail

*** This method is subject to change. ***

getComparisonOperator

public ComparisonOperator getComparisonOperator()

Returns the comparison used in this expression

Returns:

the comparison operator

*** This method is subject to change. ***

setComparisonOperator

public void setComparisonOperator(ComparisonOperator operator)

Sets the comparison used in this expression.

Property change events signalled:

• EVENT_COMPARISON_OPERATOR_CHANGED

Parameters:

operator - the comparison operator to be used.

*** This method is subject to change. ***

setLeftExpression

public void setLeftExpression(ExpressionInterface expr)

Sets the left expression portion of the conditional expression.

Property change events signaled:

• EVENT_LEFT_EXPRESSION_CHANGED

Parameters:

expr - left side of conditional expression

*** This method is subject to change. ***

getLeftExpression

public ExpressionInterface getLeftExpression()

Gets the left expression for this conditional expression.

Returns:

the left side expression.

*** This method is subject to change. ***

setRightExpression

public void setRightExpression(ExpressionInterface expr)

Sets the right expression portion of the conditional expression.

Property change events signaled:

• EVENT_RIGHT_EXPRESSION_CHANGED

Parameters:

expr - right side of conditional expression

*** This method is subject to change. ***

getRightExpression

public ExpressionInterface getRightExpression()

Gets the right expression for this conditional expression.

Returns:

the right side expression.

*** This class is subject to change. ***