Application: gvSIG desktop

package org.gvsig.fmap.dal;

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

import org.gvsig.fmap.dal.impl.DefaultDataManager;

import org.gvsig.fmap.dal.resource.ResourceManager;

import org.gvsig.fmap.dal.resource.impl.DefaultResourceManager;

import org.gvsig.tools.ToolsLibrary;

import org.gvsig.tools.ToolsLocator;

import org.gvsig.tools.dynobject.DynClass;

import org.gvsig.tools.dynobject.DynField;

import org.gvsig.tools.dynobject.DynObjectManager;

import org.gvsig.tools.locator.BaseLibrary;

import org.gvsig.tools.locator.ReferenceNotRegisteredException;

/**

 * Initializes gvSIG's desktop DAL by registering the default implementation for {@link DataManager}

 * and {@link ResourceManager}.

 *

 */

public class DALLibrary extends BaseLibrary {

    public void initialize() throws ReferenceNotRegisteredException {

        super.initialize();

                ToolsLibrary toolsLib = new ToolsLibrary();

                toolsLib.initialize();

                toolsLib.postInitialize();

                DALLocator.registerDefaultDataManager(DefaultDataManager.class);

                DALLocator.registerResourceManager(DefaultResourceManager.class);

                DynObjectManager dynManager = ToolsLocator.getDynObjectManager();

                DynField field;

                DynClass dataStoreDynClass = dynManager.get(DataStore.DYNCLASS_NAME);

                if (dataStoreDynClass == null) {

                        dataStoreDynClass = dynManager.add(DataStore.DYNCLASS_NAME);

                        field = dataStoreDynClass.addDynField("SRS");

                        field.setType(DataTypes.STRING);

                        field.setDescription("Spatial Referencing System");

                        field = dataStoreDynClass.addDynField("Envelope");

                        field.setType(DataTypes.OBJECT); // FIXME ???

                        field.setDescription("Envelope");

                }

                DynClass featureStoreDynClass = dynManager

                                .get(FeatureStore.DYNCLASS_NAME);

                if (featureStoreDynClass == null) {

                        featureStoreDynClass = dynManager.add(FeatureStore.DYNCLASS_NAME);

                        featureStoreDynClass.extend(dataStoreDynClass);

                        //                        XXX ???

                        //                        field = featureStoreDynClass.addDynField("nativeGeometrySupported");

                        //                        field.setType(DataTypes.STRING);

                        //                        field.setDescription("Goemtry data type is supported natively");

                }

        }

        public void postInitialize() {

                super.postInitialize();

                // Validate there is any implementation registered.

                DataManager dataManager = DALLocator.getDataManager();

                if (dataManager == null) {

                        throw new ReferenceNotRegisteredException(

                                        DALLocator.DATA_MANAGER_NAME, DALLocator.getInstance());

                }

                ResourceManager resourceManager = DALLocator.getResourceManager();

                if (resourceManager == null) {

                        throw new ReferenceNotRegisteredException(

                                        DALLocator.RESOURCE_MANAGER_NAME, DALLocator.getInstance());

                }

        }

}