/*******************************************************************************
* Copyright (c) 2011, 2015 Oracle and/or its affiliates. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
* which accompanies this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
* 01/19/2010-2.1 Guy Pelletier
* - 211322: Add fetch-group(s) support to the EclipseLink-ORM.XML Schema
* 04/27/2010-2.1 Guy Pelletier
* - 309856: MappedSuperclasses from XML are not being initialized properly
* 03/24/2011-2.3 Guy Pelletier
* - 337323: Multi-tenant with shared schema support (part 1)
******************************************************************************/
package org.eclipse.persistence.internal.jpa.metadata.queries;
import org.eclipse.persistence.internal.jpa.metadata.ORMetadata;
import org.eclipse.persistence.internal.jpa.metadata.accessors.MetadataAccessor;
import org.eclipse.persistence.internal.jpa.metadata.accessors.objects.MetadataAnnotation;
/**
* INTERNAL:
* Object to hold onto a fetch attribute metadata from a named fetch group
* metadata.
*
* Key notes:
* - any metadata mapped from XML to this class must be compared in the
* equals method.
* - when loading from annotations, the constructor accepts the metadata
* accessor this metadata was loaded from. Used it to look up any
* 'companion' annotation needed for processing.
* - methods should be preserved in alphabetical order.
*
* @author Guy Pelletier
* @since EclipseLink 2.1
*/
public class FetchAttributeMetadata extends ORMetadata {
protected String m_name;
/**
* INTERNAL:
* Used for XML loading.
*/
public FetchAttributeMetadata() {
super("<fetch-attribute>");
}
/**
* INTERNAL:
* Used for annotation loading.
*/
public FetchAttributeMetadata(MetadataAnnotation fetchAttribute, MetadataAccessor accessor) {
super(fetchAttribute, accessor);
m_name = fetchAttribute.getAttributeString("name");
}
/**
* INTERNAL:
*/
@Override
public boolean equals(Object objectToCompare) {
if (objectToCompare instanceof FetchAttributeMetadata) {
FetchAttributeMetadata fetchAttribute = (FetchAttributeMetadata) objectToCompare;
return valuesMatch(m_name, fetchAttribute.getName());
}
return false;
}
@Override
public int hashCode() {
return m_name != null ? m_name.hashCode() : 0;
}
/**
* INTERNAL:
* Used for OX mapping.
*/
public String getName() {
return m_name;
}
/**
* INTERNAL:
* Used for OX mapping.
*/
public void setName(String name) {
m_name = name;
}
}