org.apache.slide.search.basic.expression
Class CheckResourceTypeExpression

java.lang.Object
  org.apache.slide.search.basic.expression.BasicExpression
      org.apache.slide.search.basic.expression.GenericBasicExpression
          org.apache.slide.search.basic.expression.CompareExpression
              org.apache.slide.search.basic.expression.ComparePropertyExpression
                  org.apache.slide.search.basic.expression.CheckResourceTypeExpression

All Implemented Interfaces:

IBasicExpression

Direct Known Subclasses:

IsCollectionExpression, IsPrincipalExpression

public abstract class CheckResourceTypeExpression

extends ComparePropertyExpression

Represents an expression that check for a specific resourcetype.

Version:

$Revision: 1.4 $

Field Summary

Fields inherited from class org.apache.slide.search.basic.expression.ComparePropertyExpression

comparedProperty

Fields inherited from class org.apache.slide.search.basic.expression.CompareExpression

propertyProvider, requestedResourcesPool

Fields inherited from class org.apache.slide.search.basic.expression.BasicExpression

expressionElement, expressionFactory, resultSet

Constructor Summary

CheckResourceTypeExpression(org.jdom.Element e, ComparableResourcesPool requestedResourcesPool)
Creates a resourcetype expression

Method Summary

protected boolean

compare(ComparableResource item) checks, if the value of resourcetype contains the specified literal

Methods inherited from class org.apache.slide.search.basic.expression.ComparePropertyExpression

getLiteral, toString

Methods inherited from class org.apache.slide.search.basic.expression.CompareExpression

execute, getRequestedResourcePool, setRequestedResourcePool

Methods inherited from class org.apache.slide.search.basic.expression.BasicExpression

getFactory, setFactory

Methods inherited from class java.lang.Object

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

Constructor Detail

CheckResourceTypeExpression

public CheckResourceTypeExpression(org.jdom.Element e,
                                   ComparableResourcesPool requestedResourcesPool)
                            throws InvalidQueryException

Creates a resourcetype expression

Parameters:

e - jdom element, that describes the expression

requestedResourcesPool - the pool of resources to apply the expression to.

Method Detail

compare

protected boolean compare(ComparableResource item)

checks, if the value of resourcetype contains the specified literal

Specified by:

compare in class ComparePropertyExpression

Parameters:

item - a BasicDataItem

Returns:

true, if item is a collection