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):

* 2009 IVER T.I   {{Task}}

*/

package org.gvsig.fmap.dal.feature.spi.memory;

import java.util.Iterator;

import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor;

import org.gvsig.fmap.dal.feature.FeatureType;

import org.gvsig.fmap.dal.feature.spi.DefaultFeatureProvider;

import org.gvsig.fmap.dal.feature.spi.FeatureProvider;

import org.gvsig.fmap.geom.Geometry;

import org.gvsig.fmap.geom.primitive.Envelope;

/**

 * Envuelve un FeatureProvider en memoria para que muestre un FeautureType

 * distinto del orginal sin modificarlo

 *

 *

 * Wrap a FeatureProvider stored in memory to display a FeautureType other than

 * the original one without change it

 *

 * @author jmvivo

 *

 */

public class MemoryFeatureProviderAttributeMapper implements FeatureProvider {

        private DefaultFeatureProvider original;

        private FeatureType myFeatureType;

        /**

         * Default constructor.

         * 

         * @param original

         *            featureProvider

         * @param featureType

         *            to expose

         */

        public MemoryFeatureProviderAttributeMapper(DefaultFeatureProvider original,

                        FeatureType featureType) {

                this.original = original;

                this.myFeatureType = featureType;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.dal.feature.spi.FeatureProvider#get(int)

         */

        public Object get(int i) {

                return original.get(myFeatureType.getAttributeDescriptor(i).getName());

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.dal.feature.spi.FeatureProvider#get(java.lang.String)

         */

        public Object get(String name) {

                return original.get(name);

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.dal.feature.spi.FeatureProvider#getCopy()

         */

        public FeatureProvider getCopy() {

                DefaultFeatureProvider data = new DefaultFeatureProvider(myFeatureType);

                data.setOID(this.original.getOID());

                Iterator iter = myFeatureType.iterator();

                FeatureAttributeDescriptor attr;

                while (iter.hasNext()) {

                        attr = (FeatureAttributeDescriptor) iter.next();

                        data.set(attr.getIndex(), this.original.get(attr.getName()));

                }

                data.setNew(this.original.isNew());

                return data;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.dal.feature.spi.FeatureProvider#getDefaultEnvelope()

         */

        public Envelope getDefaultEnvelope() {

                return original.getDefaultEnvelope();

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.dal.feature.spi.FeatureProvider#getDefaultGeometry()

         */

        public Geometry getDefaultGeometry() {

                return original.getDefaultGeometry();

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.dal.feature.spi.FeatureProvider#getOID()

         */

        public Object getOID() {

                return original.getOID();

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.dal.feature.spi.FeatureProvider#getType()

         */

        public FeatureType getType() {

                return myFeatureType;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.dal.feature.spi.FeatureProvider#isNew()

         */

        public boolean isNew() {

                return original.isNew();

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.dal.feature.spi.FeatureProvider#isNull(int)

         */

        public boolean isNull(int i) {

                return original.isNull(myFeatureType.getAttributeDescriptor(i)

                                .getName());

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.dal.feature.spi.FeatureProvider#isNull(java.lang.String)

         */

        public boolean isNull(String name) {

                return original.isNull(name);

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.dal.feature.spi.FeatureProvider#set(int, java.lang.Object)

         */

        public void set(int i, Object value) {

                original.set(myFeatureType.getAttributeDescriptor(i).getName(),

                                value);

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.dal.feature.spi.FeatureProvider#set(java.lang.String, java.lang.Object)

         */

        public void set(String name, Object value) {

                original.set(name, value);

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.dal.feature.spi.FeatureProvider#setDefaultEnvelope(org.gvsig.fmap.geom.primitive.Envelope)

         */

        public void setDefaultEnvelope(Envelope extent) {

                original.setDefaultEnvelope(extent);

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.dal.feature.spi.FeatureProvider#setDefaultGeometry(org.gvsig.fmap.geom.Geometry)

         */

        public void setDefaultGeometry(Geometry geom) {

                original.setDefaultGeometry(geom);

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.dal.feature.spi.FeatureProvider#setNew(boolean)

         */

        public void setNew(boolean isNew) {

                original.setNew(isNew);

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.dal.feature.spi.FeatureProvider#setOID(java.lang.Object)

         */

        public void setOID(Object oid) {

                original.setOID(oid);

        }

}