| gvSIG desktop 1

/* 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.

 * 

 */

package org.gvsig.newlayer.prov.generic;

import java.util.ArrayList;

import java.util.Iterator;

import java.util.List;

import org.gvsig.fmap.dal.DALLocator;

import org.gvsig.fmap.dal.DataManager;

import org.gvsig.fmap.dal.DataServerExplorerParameters;

import org.gvsig.fmap.dal.DataStoreParameters;

import org.gvsig.fmap.dal.DataStoreProviderFactory;

import org.gvsig.fmap.dal.exception.DataException;

import org.gvsig.fmap.dal.exception.InitializeException;

import org.gvsig.fmap.dal.exception.ProviderNotRegisteredException;

import org.gvsig.fmap.dal.exception.ValidateDataParametersException;

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

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

import org.gvsig.newlayer.NewLayerProviderPanel;

import org.gvsig.newlayer.NewLayerService;

import org.gvsig.newlayer.prov.generic.panels.ExplorerParamsPanel;

import org.gvsig.newlayer.prov.generic.panels.SelectExplorerPanel;

import org.gvsig.newlayer.prov.generic.panels.SelectStoreTypePanel;

import org.gvsig.newlayer.prov.generic.panels.StoreParamsPanel;

import org.gvsig.newlayer.spi.AbstractNewLayerProvider;

import org.gvsig.tools.exception.BaseRuntimeException;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

/**

 * NewLayer provider which create a NewLayer.

 * 

 * @author gvSIG Team

 * @version $Id$

 */

public class NewLayerGenericProvider extends AbstractNewLayerProvider {

        List<NewLayerProviderPanel> panels = new ArrayList<NewLayerProviderPanel>();

        private String explorerName = null; 

        private DataServerExplorerParameters explorerParameters = null;

        private NewFeatureStoreParameters storeParameters = null;

        private EditableFeatureType featureType = null;

    protected NewLayerGenericProvider(NewLayerService service) {

                super(service);

                panels.add(new SelectExplorerPanel(this));

                panels.add(new ExplorerParamsPanel(this));

                panels.add(new SelectStoreTypePanel(this));

                panels.add(new StoreParamsPanel(this));

        }

        private static final Logger LOG =

        LoggerFactory.getLogger(NewLayerGenericProvider.class);

        public EditableFeatureType getFeatureType() {

//                if (this.featureType!=null){

//                        if (this.storeParameters != null){

//                                if (this.storeParameters.getDataStoreName().equals(this.getStoreName())){

//                                        return this.featureType;

//                                }

//                        }

//                }

//                this.featureType = this.getNewStoreParameters().getDefaultFeatureType();

//                return this.featureType;

                return this.getNewStoreParameters().getDefaultFeatureType();

        }

        public NewFeatureStoreParameters getNewStoreParameters() {

                if (storeParameters != null){

                        if (storeParameters.getDataStoreName().equals(this.getStoreName())){

                                return storeParameters;

                        }

                }

                try {

                        storeParameters = (NewFeatureStoreParameters) getExplorer().getAddParameters(this.getStoreName());

                        return storeParameters;

                } catch (InitializeException e) {

                        LOG.error("Can't initialize store parameters.");

                        throw new CantInitializeStoreParametersException(e);

                } catch (ProviderNotRegisteredException e) {

                        LOG.error("Can't create store parameters, provider not registered.");

                        throw new CantCreateStoreParametersException(e);

                } catch (DataException e) {

                        LOG.error("Can't create store parameters, provider not registered.");

                        throw new CantCreateStoreParametersException(e);

                }

        }

        public DataStoreParameters getOpenStoreParameters() {

                DataManager dataManager = DALLocator.getDataManager();

                try {

                        DataStoreParameters storeParameters = (DataStoreParameters) dataManager

                                        .createStoreParameters(this.getStoreName());

                        return storeParameters;

                } catch (InitializeException e) {

                        throw new CantInitializeStoreParametersException(e);

                } catch (ProviderNotRegisteredException e) {

                        throw new CantCreateStoreParametersException(e);

                }

        }

        class CantCreateStoreParametersException extends BaseRuntimeException {

                /**

                 * 

                 */

                private static final long serialVersionUID = -3487961532247258393L;

                private final static String MESSAGE_FORMAT = "Can't create store parameters, provider not registered.";

                private final static String MESSAGE_KEY = "_Cant_create_store_parameters_provider_not_registered";

                public CantCreateStoreParametersException(Throwable cause) {

                        super(MESSAGE_FORMAT, cause, MESSAGE_KEY, serialVersionUID);

                }

        }

        class CantInitializeStoreParametersException extends BaseRuntimeException {

                /**

                 * 

                 */

                private static final long serialVersionUID = -5263149018209261288L;

                private final static String MESSAGE_FORMAT = "Can't initialize store parameters.";

                private final static String MESSAGE_KEY = "_Cant_initialize_store_parameters";

                public CantInitializeStoreParametersException(Throwable cause) {

                        super(MESSAGE_FORMAT, cause, MESSAGE_KEY, serialVersionUID);

                }

        }

        public List<NewLayerProviderPanel> getPanels() {

                return panels;

        }

        public List<String> getExplorerNames(){

                DataManager dataManager = DALLocator.getDataManager();

        return dataManager.getExplorerProviders();

        }

        public List<String> getStoreNames(){

                DataManager dataManager = DALLocator.getDataManager();

                List<String> writables = new ArrayList<String>();

                if (getExplorer()!=null){

                        List<String> storeProviders = getExplorer().getDataStoreProviderNames();// dataManager.getStoreProviders(); //

                        for (Iterator iterator = storeProviders.iterator(); iterator.hasNext();) {

                                String name = (String) iterator.next();

                                DataStoreProviderFactory factory = dataManager.getStoreProviderFactory(name);

                                if (factory != null && factory.allowCreate()!=DataStoreProviderFactory.NO){

                                        writables.add(name);

                                }

                        }

                }

        return writables;

        }

        public void setStoreName(String storeName) {

                this.storeName = storeName;

        }

        public String getExplorerName(){

                return this.explorerName;

        }

        public void setExplorerName(String explorerName) {

                this.explorerName = explorerName;

        }

        public DataServerExplorerParameters getExplorerParameters() throws InitializeException, ProviderNotRegisteredException{

                if (this.explorerParameters==null || !this.explorerParameters.getExplorerName().equalsIgnoreCase(this.getExplorerName())) {

                        if (this.explorerName == null) {

                                LOG.error("Can't create explorer parameters, unknow explorer name.");

                                throw new RuntimeException("Can't create explorer parameters, unknow explorer name.");

                        }

                        DataManager manager = DALLocator.getDataManager();

                        this.explorerParameters = manager.createServerExplorerParameters(this.getExplorerName()); 

                }

                return this.explorerParameters;

        }

        public void createExplorer() {

                DataManager manager = DALLocator.getDataManager();

                try {

                        explorer = manager.openServerExplorer(getExplorerName(), getExplorerParameters());

                } catch (ValidateDataParametersException e) {

                        // TODO Auto-generated catch block

                        e.printStackTrace();

                } catch (InitializeException e) {

                        // TODO Auto-generated catch block

                        e.printStackTrace();

                } catch (ProviderNotRegisteredException e) {

                        // TODO Auto-generated catch block

                        e.printStackTrace();

                }

        }

 }