root / org.gvsig.projection / trunk / src / main / java / org / gvsig / fmap / crs / persistence / ProjectionPersistenceFactory.java @ 84
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/* gvSIG. Geographic Information System of the Valencian Government
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*
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* Copyright (C) 2007-2008 Infrastructures and Transports Department
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* of the Valencian Government (CIT)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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/*
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* AUTHORS (In addition to CIT):
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* 2009 {DiSiD Technologies} {{Task}}
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*/
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package org.gvsig.fmap.crs.persistence; |
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import org.cresques.cts.IProjection; |
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import org.gvsig.fmap.crs.CRSFactory; |
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import org.gvsig.tools.dataTypes.DataTypes; |
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import org.gvsig.tools.dynobject.DynStruct; |
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import org.gvsig.tools.persistence.AbstractSinglePersistenceFactory; |
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import org.gvsig.tools.persistence.PersistenceManager; |
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import org.gvsig.tools.persistence.PersistentState; |
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import org.gvsig.tools.persistence.exception.PersistenceException; |
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/**
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* Factory to persist {@link IProjection} objects. The information about the
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* {@link IProjection} which will be persisted is its full code, containing all
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* required information to be able to reconstruct the {@link IProjection} object
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* through the {@link CRSFactory#getCRS(String)} method.
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* <p>
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* <strong>NOTE:</strong>To activate this factory, it must be instanced and
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* registered in the {@link PersistenceManager}. This will be usually performed
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* from the project Library.
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* </p>
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*
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* @author 2009- <a href="cordinyana@gvsig.org">C?sar Ordi?ana</a> - gvSIG team
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* @author 2010- <a href="jjdelcerro@gvsig.org">Joaquin Jose del Cerro</a> -
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* gvSIG team
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*/
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public class ProjectionPersistenceFactory extends |
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AbstractSinglePersistenceFactory { |
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private static final String FIELD_FULLCODE = "fullcode"; |
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private static final String DESCRIPTION_FULLCODE = "Projection abbreviature"; |
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private static final String DYNCLASS_NAME = "Projection"; |
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private static final String DYNCLASS_DESCRIPTION = "Projection"; |
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/**
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* Creates a new {@link ProjectionPersistenceFactory}.
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*/
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public ProjectionPersistenceFactory() {
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super(IProjection.class, DYNCLASS_NAME, DYNCLASS_DESCRIPTION, null, |
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null);
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DynStruct definition = this.getDefinition();
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definition.addDynField(FIELD_FULLCODE).setDescription( |
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DESCRIPTION_FULLCODE).setMandatory(true).setType(
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DataTypes.STRING); |
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} |
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public Object createFromState(PersistentState state) |
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throws PersistenceException {
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return CRSFactory.getCRS(state.getString(FIELD_FULLCODE));
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} |
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public void saveToState(PersistentState state, Object obj) |
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throws PersistenceException {
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state.set(FIELD_FULLCODE, ((IProjection) obj).getFullCode()); |
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} |
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} |