org.apache.jackrabbit.spi.commons.query.qom
Class ComparisonImpl

java.lang.Object
  org.apache.jackrabbit.spi.commons.query.qom.AbstractQOMNode
      org.apache.jackrabbit.spi.commons.query.qom.ConstraintImpl
          org.apache.jackrabbit.spi.commons.query.qom.ComparisonImpl

All Implemented Interfaces:

Comparison, Constraint

public class ComparisonImpl
extends ConstraintImpl
implements Comparison

ComparisonImpl...

Field Summary

Fields inherited from class org.apache.jackrabbit.spi.commons.query.qom.AbstractQOMNode

resolver

Method Summary

Object	accept(QOMTreeVisitor visitor, Object data) Accepts a visitor and calls the appropriate visit method depending on the type of this QOM node.
DynamicOperand	getOperand1() Gets the first operand.
StaticOperand	getOperand2() Gets the second operand.
String	getOperator() Gets the operator.
Operator	getOperatorInstance()

Methods inherited from class org.apache.jackrabbit.spi.commons.query.qom.AbstractQOMNode

getJCRName, getJCRPath

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getOperatorInstance

public Operator getOperatorInstance()

getOperand1

public DynamicOperand getOperand1()

Gets the first operand.

Specified by:

getOperand1 in interface Comparison

Returns:

the operand; non-null

getOperator

public String getOperator()

Gets the operator.

Specified by:

getOperator in interface Comparison

Returns:

either

• QueryObjectModelConstants.JCR_OPERATOR_EQUAL_TO,
• QueryObjectModelConstants.JCR_OPERATOR_NOT_EQUAL_TO,
• QueryObjectModelConstants.JCR_OPERATOR_LESS_THAN,
• QueryObjectModelConstants.JCR_OPERATOR_LESS_THAN_OR_EQUAL_TO,
• QueryObjectModelConstants.JCR_OPERATOR_GREATER_THAN,
• QueryObjectModelConstants.JCR_OPERATOR_GREATER_THAN_OR_EQUAL_TO, or
• QueryObjectModelConstants.JCR_OPERATOR_LIKE

getOperand2

public StaticOperand getOperand2()

Gets the second operand.

Specified by:

getOperand2 in interface Comparison

Returns:

the operand; non-null

accept

public Object accept(QOMTreeVisitor visitor,
                     Object data)
              throws Exception

Accepts a visitor and calls the appropriate visit method depending on the type of this QOM node.

Specified by:

accept in class AbstractQOMNode

Parameters:

visitor - the visitor.

data - user defined data, which is passed to the visit method.

Throws:

Exception