Application: gvSIG desktop » gvSIG tools: Vector editing

/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright ? 2007-2014 gvSIG Association

 *

 * 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.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.vectorediting.lib.impl;

import java.util.ArrayList;

import java.util.List;

import java.util.Map;

import javax.json.JsonArray;

import javax.json.JsonObject;

import javax.json.JsonValue;

import org.apache.commons.lang3.StringUtils;

import org.gvsig.andami.PluginServices;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

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

import org.gvsig.fmap.geom.DataTypes;

import org.gvsig.fmap.geom.Geometry;

import org.gvsig.fmap.mapcontext.MapContext;

import org.gvsig.json.Json;

import org.gvsig.tools.ToolsLocator;

import org.gvsig.tools.dataTypes.Coercion;

import org.gvsig.tools.dynobject.DynObject;

import org.gvsig.tools.service.AbstractManager;

import org.gvsig.tools.service.Service;

import org.gvsig.tools.service.ServiceException;

import org.gvsig.tools.swing.api.ToolsSwingLocator;

import org.gvsig.tools.swing.api.ToolsSwingManager;

import org.gvsig.vectorediting.lib.api.EditingManager;

import org.gvsig.vectorediting.lib.api.EditingService;

import org.gvsig.vectorediting.lib.api.EditingServiceInfo;

import org.gvsig.vectorediting.lib.api.exceptions.ServiceInformationException;

import org.gvsig.vectorediting.lib.spi.EditingProvider;

import org.gvsig.vectorediting.lib.spi.EditingProviderFactory;

import org.gvsig.vectorediting.lib.spi.EditingProviderLocator;

public class DefaultEditingManager extends AbstractManager implements

EditingManager {

    private static final Logger logger = LoggerFactory

        .getLogger(DefaultEditingManager.class);

    private String clipboardValue;

    private List<Geometry> geometriesFromClipboard;

    public DefaultEditingManager() {

        super(new DefaultEditingProviderManager());

    }

    public Service getService(DynObject arg0) throws ServiceException {

        EditingProvider provider =

            (EditingProvider) EditingProviderLocator.getProviderManager()

            .createProvider(arg0, new DefaultEditingProviderServices());

        return new DefaultEditingService(provider);

    }

    public EditingServiceInfo getServiceInfo(String serviceName)

        throws ServiceInformationException {

        return EditingProviderLocator.getProviderManager().getServiceInfo(

            serviceName);

    }

    @Override

    public EditingService getEditingService(String name,

        FeatureStore featureStore, MapContext mapContext) {

        try {

            DynObject params = this.createServiceParameters(name);

            params.setDynValue(EditingProviderFactory.FEATURE_STORE_FIELD,

                featureStore);

            params.setDynValue(EditingProviderFactory.MAPCONTEXT_FIELD, mapContext);

            return (EditingService) this.getService(params);

        } catch (ServiceException e) {

            String msg =

                String

                .format(

                    "Some problem getting %1$s editing service. Seems to name is not correct or there is not factory registered with that name. ",

                    name);

            logger.info(msg, e);

        }

        return null;

    }

    public List<Geometry> getGeometriesFromClipboard(){

        ToolsSwingManager manager = ToolsSwingLocator.getToolsSwingManager();

        String clipboardValue = manager.getFromClipboard();

        if(StringUtils.isNotBlank(clipboardValue) 

                && StringUtils.isNotBlank(this.clipboardValue)

                && StringUtils.equals(clipboardValue, this.clipboardValue)){

            return this.geometriesFromClipboard;

        }

        this.geometriesFromClipboard = new ArrayList<>();

        String geometryName = null;

        try {

            JsonArray jsonArray = Json.createArray(clipboardValue);

            Coercion toGeometry = ToolsLocator.getDataTypesManager().getCoercion(DataTypes.GEOMETRY);

            for (JsonValue item : jsonArray) {

                JsonObject jsonItem = (JsonObject) item;

                if (StringUtils.isBlank(geometryName)) {

                    for (Map.Entry<String, JsonValue> field : jsonItem.entrySet()) {

                        Geometry geometry;

                        try {

                            geometry = (Geometry) toGeometry.coerce(field.getValue().toString().replace("\"", ""));

                            if (geometry != null) {

                                geometryName = field.getKey();

                                this.geometriesFromClipboard.add(geometry);

                                break;

                            }

                        } catch (Exception e) {

                            //DO NOTHING

                        }

                    }

                } else {

                    Geometry geometry;

                    try {

                        String strGeom = jsonItem.getString(geometryName);

                        geometry = (Geometry) toGeometry.coerce(strGeom);

                        if (geometry != null) {

                            this.geometriesFromClipboard.add(geometry);

                        }

                    } catch (Exception e) {

                        //DO NOTHING

    //                        logger.warn("Can't coerce geometry", e);

                    }

                }

            }

        } catch (Exception ex) {

            //DO NOTHING

        }

        return this.geometriesFromClipboard;

    }

}