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svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.swing / org.gvsig.fmap.dal.swing.impl / src / main / java / org / gvsig / featureform / swing / impl / dynformfield / linkforeingkey / JDynFormFieldForeingKeyFactory.java @ 44262

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/**
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 * gvSIG. Desktop Geographic Information System.
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 *
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 * Copyright (C) 2007-2013 gvSIG Association.
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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 3
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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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 * For any additional information, do not hesitate to contact us
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 * at info AT gvsig.com, or visit our website www.gvsig.com.
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 */
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package org.gvsig.featureform.swing.impl.dynformfield.linkforeingkey;
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import org.gvsig.featureform.swing.JFeaturesForm.FeaturesFormContext;
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import org.gvsig.fmap.dal.DataManager;
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import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor;
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import org.gvsig.fmap.dal.feature.FeatureType;
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import org.gvsig.fmap.dal.feature.ForeingKey;
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import org.gvsig.tools.dataTypes.DataTypes;
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import org.gvsig.tools.dynform.DynFormFieldDefinition;
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import org.gvsig.tools.dynform.JDynForm;
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import org.gvsig.tools.dynform.JDynFormField;
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import org.gvsig.tools.dynform.spi.DynFormSPILocator;
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import org.gvsig.tools.dynform.spi.DynFormSPIManager;
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import org.gvsig.tools.dynform.spi.dynformfield.AbstractJDynFormFieldFactory;
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public class JDynFormFieldForeingKeyFactory extends AbstractJDynFormFieldFactory {
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    public JDynFormFieldForeingKeyFactory() {
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        super("FOREINGKEY", DataTypes.UNKNOWN, null);
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    }
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    @Override
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    public JDynFormField create(
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            DynFormSPIManager serviceManager,
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            DynFormSPIManager.ComponentsFactory componentsFactory,
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            DynFormFieldDefinition fieldDefinition,
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            Object value
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    ) {
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        return new JDynFormFieldForeingKey(serviceManager, componentsFactory, this, fieldDefinition, value);
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    }
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    @Override
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    public int getPriority() {
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        return 500;
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    }
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    @Override
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    public boolean isApplicableTo(JDynForm.DynFormContext context, DynFormFieldDefinition fieldDefinition) {
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        if( !(context instanceof FeaturesFormContext) ) {
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            return false;
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        }
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        FeatureType featureType = ((FeaturesFormContext)context).getFeatureType();
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        FeatureAttributeDescriptor attribute = featureType.getAttributeDescriptor(fieldDefinition.getName());
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        if( attribute == null ) {
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            return false;
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        }
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        ForeingKey foreingKey = attribute.getForeingKey();
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        if( foreingKey==null ) {
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            return false;
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        }
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        return foreingKey.isForeingKey() && !foreingKey.isSelectable();
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    }
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    public static void selfRegister() {
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        DynFormSPIManager manager = DynFormSPILocator.getDynFormSPIManager();
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        manager.registerDynFieldFactory(new JDynFormFieldForeingKeyFactory());
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    }
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}