Application: gvSIG desktop

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 * 

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 * 

 * 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 General Public License for more details.

 * 

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, 

 * MA  02110-1301, USA.

 * 

 */

/*

 * AUTHORS (In addition to CIT):

 * 2011 Geographic Information research group: http://www.geoinfo.uji.es

 * Departamento de Lenguajes y Sistemas Informaticos (LSI)

 * Universitat Jaume I   

 */

package org.gvsig.metadata;

import java.util.Iterator;

import java.util.List;

import java.util.Map;

import org.gvsig.tools.dispose.DisposableIterator;

import org.gvsig.tools.dynobject.DynField;

import org.gvsig.tools.dynobject.DynStruct;

/**

 * 

 * This is the intermediary of the ImportExport module, which enables to have a

 * disposable iterator of a list of DynStructs. It also permits to obtain

 * another disposable iterator of the related DynFields based on a given

 * DynStruct. It extends from a Map<String, DynStruct>.

 * 

 * 

 * @author gvSIG Team

 * @author <a href="mailto:reinhold@uji.es">cmartin</a>

 * @version $Id$

 * 

 */

public interface DefinitionsMap extends Map {

        /**

         * Removes a definition from the list

         * 

         * @param definition

         *            the definition to be removed.

         */

        public void remove(DynStruct definition);

        /**

         * Adds a definition to the list

         * 

         * @param definition

         *            the definition to be added.

         */

        public void add(DynStruct newDefinition);

        public void addAll(Map map);

        /**

         * Determines if this definition is already included.

         * 

         * @param definition

         *            the current definition to be checked.

         * @return true if the definition is contained, false otherwise.

         */

        public boolean hasDefinition(DynStruct definition);

        /**

         * Saves the current Metadata elements of the list.

         * 

         */

        public void save();

        /**

         * Retrieves the size of the list of elements.

         */

        public int size();

        /**

         * Sets the current user definitions linked to the current hierarchy

         * definitions.

         * 

         * @param userDefs

         *            the user Definitions

         * @param hierarchyDefs

         *            the hierarchy Definitions

         */

        public void setHierarchyDefinitions(Map userDefs, Map hierarchyDefs);

        /**

         * Returns a list containing definitions ( {@link DynStruct} ), which are

         * disposable.

         * 

         * @return the disposable DynStructs iterator.

         */

        public Iterator iterator();

        /**

         * Returns a disposable list iteration containing {@link DynField}s based on

         * a given definition ( {@link DynStruct} ).

         * 

         * @param definition

         *            the DynStruct definition from which to obtain the associated

         *            DynFields.

         * @return the disposable DynFields iterator.

         */

        public DisposableIterator dynFieldsIterator(DynStruct definition);

        /**

         * Returns a list containing children definitions ({@link DynStruct}s) based

         * on a given definition.

         * 

         * @param definition

         *            the DynStruct definition from which to obtain the associated

         *            children.

         * @return the disposable DynFields iterator.

         */

        public List getChildren(DynStruct definition);

        /**

         * Returns a disposable list iteration containing the current elements of

         * the list.

         * 

         * @return the disposable DynFields iterator.

         */

        public DisposableIterator disposableIterator();

        /**

         * Returns a list iteration containing the current parent element

         * definitions of a given childDefinition.

         * 

         * @param childDefinition

         * @return the parent definitions' iterator.

         */

        public Iterator parentsIterator(DynStruct childDefinition);

        /**

         * Returns a list iteration containing the current children element

         * definitions of a given parentDefinition.

         * 

         * @return the parent definitions' iterator.

         */

        public Iterator childrenIterator(DynStruct parentDefinition);

}