Class EqualExp

java.lang.Object

org.apache.cayenne.exp.Expression

org.apache.cayenne.exp.ConditionExp

org.apache.cayenne.exp.EqualExp

All Implemented Interfaces:

XMLSerializable

public final class EqualExp
extends ConditionExp

"Equal To" expression.

Since:

5.0

Field Summary

Fields inherited from class Expression

operands, PRUNED_NODE

Constructor Summary

Constructors

Constructor	Description
EqualExp(Object... operands)

Method Summary

Modifier and Type	Method	Description
protected Boolean	evaluateSubNode(Object o, Object[] evaluatedChildren)
protected String	getExpressionOperator(int index)	Returns the operator printed between the operands, before the operand at the given index.
protected int	getRequiredChildrenCount()
Expression	shallowCopy()	Creates a copy of this expression node, without copying children.

Methods inherited from class ConditionExp

evaluateNode, exists, isValidParent, notExists

Methods inherited from class Expression

andExp, andExp, appendAsString, appendOperandAsString, deepCopy, encodeAsXML, equals, evaluate, evaluateOperand, expName, filter, filterObjects, first, flattenTree, getOperand, getOperandCount, getPathAliases, hashCode, match, notExp, orExp, orExp, params, params, paramsArray, parenthesizeAsOperand, pruneNodeForPrunedChild, setOperand, setOperands, toString, transform, transformExpression, traverse, traverse

Methods inherited from class Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

EqualExp

public EqualExp(Object... operands)

Method Details

getRequiredChildrenCount

protected int getRequiredChildrenCount()

Specified by:

getRequiredChildrenCount in class ConditionExp

evaluateSubNode

protected Boolean evaluateSubNode(Object o,
 Object[] evaluatedChildren)
                           throws Exception

Specified by:

evaluateSubNode in class ConditionExp

Throws:

Exception

shallowCopy

public Expression shallowCopy()

Creates a copy of this expression node, without copying children.

Specified by:

shallowCopy in class Expression

getExpressionOperator

protected String getExpressionOperator(int index)

Description copied from class: Expression

Returns the operator printed between the operands, before the operand at the given index.

Specified by:

getExpressionOperator in class Expression