org.apache.cayenne.access.util
Class QueryUtils

java.lang.Object
  org.apache.cayenne.access.util.QueryUtils

Deprecated. In 1.2 Cayenne supports specialized queries such as ObjectIdQuery and RelationshipQuery, making this class redundant.

public class QueryUtils
extends java.lang.Object

Implements helper methods that perform different query-related operations.

Author:

Andrus Adamchik

Constructor Summary

QueryUtils()
Deprecated.

Method Summary

static SelectQuery	selectObjectForId(ObjectId oid) Deprecated. Creates and returns a select query that can be used to fetch an object given an ObjectId.
static SelectQuery	selectQueryForIds(java.util.List oids) Deprecated. Creates and returns a select query that can be used to fetch a list of objects given a list of ObjectIds.
static SelectQuery	selectRelationshipObjects(QueryEngine e, DataObject source, java.lang.String relName) Deprecated. Generates a SelectQuery that can be used to fetch relationship destination objects given a source object of a to-many relationship.

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryUtils

public QueryUtils()

Deprecated.

Method Detail

selectObjectForId

public static SelectQuery selectObjectForId(ObjectId oid)

Deprecated.

Creates and returns a select query that can be used to fetch an object given an ObjectId.

selectQueryForIds

public static SelectQuery selectQueryForIds(java.util.List oids)

Deprecated.

Creates and returns a select query that can be used to fetch a list of objects given a list of ObjectIds. All ObjectIds must belong to the same entity.

selectRelationshipObjects

public static SelectQuery selectRelationshipObjects(QueryEngine e,
                                                    DataObject source,
                                                    java.lang.String relName)

Deprecated.

Generates a SelectQuery that can be used to fetch relationship destination objects given a source object of a to-many relationship.