org.proteios.core
Class AnnotationSimpleRestriction

java.lang.Object
  org.proteios.core.AnnotationSimpleRestriction

All Implemented Interfaces:

QueryElement, Restriction

public class AnnotationSimpleRestriction
extends Object

Restricts a query using annotation values with a simple expression: annotation operator value.

Version:

2.0

Author:

Nicklas

See Also:

Annotations

Last modified

$Date: 2009-04-09 08:48:11 +0200 (Thu, 09 Apr 2009) $

Constructor Summary

AnnotationSimpleRestriction(AnnotationType annotationType, Operator operator, Object value, boolean includeInheriting)
Create a new annotation restriction using a simple expression: annotation operator value.

AnnotationSimpleRestriction(int annotationTypeId, Type valueType, Operator operator, Object value, boolean includeInheriting)

Method Summary

String

toQl(Query query, DbControl dc) Create a query language string of the query element.

Methods inherited from class java.lang.Object

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

Constructor Detail

AnnotationSimpleRestriction

public AnnotationSimpleRestriction(AnnotationType annotationType,
                                   Operator operator,
                                   Object value,
                                   boolean includeInheriting)
                            throws InvalidDataException

Create a new annotation restriction using a simple expression: annotation operator value.

Parameters:

annotationType - The annotation type to use in the query

operator - The operator, it must be one of the expression operators, EQ, NEQ, etc., not a boolean operator, AND, OR, etc.

value - The value to use in the query, it must be of the correct value type for the annotation as defined by the AnnotationType.getValueType() property

includeInheriting - If items inherting the annotation should be returned by the query or not

Throws:

InvalidDataException - If any of the parameters are null or not follow the rules above.

AnnotationSimpleRestriction

public AnnotationSimpleRestriction(int annotationTypeId,
                                   Type valueType,
                                   Operator operator,
                                   Object value,
                                   boolean includeInheriting)
                            throws InvalidDataException

Throws:

InvalidDataException

Method Detail

toQl

public String toQl(Query query,
                   DbControl dc)
            throws BaseException

Description copied from interface: QueryElement

Create a query language string of the query element. Use the Query.getQueryType() method to find out which query language is wanted in case the element requires different syntax for different languages.

Specified by:

toQl in interface QueryElement

Parameters:

query - The query that is about to be executed

dc - The DbControl object used to execute the query

Throws:

BaseException - If there is any other error