/*
***************************************************************************************
* Copyright (C) 2006 EsperTech, Inc. All rights reserved. *
* http://www.espertech.com/esper *
* http://www.espertech.com *
* ---------------------------------------------------------------------------------- *
* The software in this package is published under the terms of the GPL license *
* a copy of which has been included with this distribution in the license.txt file. *
***************************************************************************************
*/
package com.espertech.esper.client.hook;
/**
* As part of a lookup context, see {@link VirtualDataWindowLookupContext}, this object encapsulates information about a single
* property in a correlated where-clause.
*/
public class VirtualDataWindowLookupFieldDesc {
private String propertyName;
private VirtualDataWindowLookupOp operator;
private Class lookupValueType;
/**
* Ctor.
*
* @param propertyName property name queried in where-clause
* @param operator operator
* @param lookupValueType lookup key type
*/
public VirtualDataWindowLookupFieldDesc(String propertyName, VirtualDataWindowLookupOp operator, Class lookupValueType) {
this.propertyName = propertyName;
this.operator = operator;
this.lookupValueType = lookupValueType;
}
/**
* Sets the operator.
*
* @param operator to set
*/
public void setOperator(VirtualDataWindowLookupOp operator) {
this.operator = operator;
}
/**
* Sets the lookup value type.
*
* @param lookupValueType type
*/
public void setLookupValueType(Class lookupValueType) {
this.lookupValueType = lookupValueType;
}
/**
* Returns the property name queried in the where-clause.
*
* @return property name.
*/
public String getPropertyName() {
return propertyName;
}
/**
* Returns the type of lookup value provided.
*
* @return lookup value type (aka. key type)
*/
public Class getLookupValueType() {
return lookupValueType;
}
/**
* Returns the operator.
*
* @return operator
*/
public VirtualDataWindowLookupOp getOperator() {
return operator;
}
}