/*
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* Copyright (c) 2001 - 2013 Object Refinery Ltd, Pentaho Corporation and Contributors.. All rights reserved.
*/
package org.pentaho.reporting.engine.classic.core.metadata;
/**
* The attribute registry allows to update the available attributes for an element. The update should happen during the
* boot-process or reports may behave inconsistently.
*/
public interface AttributeRegistry {
/**
* Adds a new or updates the metadata for an existing attribute of a report-element.
*
* @param metaData
* the new metadata object.
*/
public void putAttributeDescription( AttributeMetaData metaData );
/**
* Retrieves the metadata for an attribute by namespace and name.
*
* @param namespace
* the namespace for the attribute.
* @param name
* the attribute name.
* @return the attribute definition or null, if the attribute is not defined.
*/
public AttributeMetaData getAttributeDescription( String namespace, String name );
}