Package org.geotools.data

Examples of org.geotools.data.DataAccessFactory$Param

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     * is not available.
     *
     * @throws IOException Any I/O errors.
     */
    public DataAccessFactory getDataStoreFactory( DataStoreInfo info ) throws IOException {
        DataAccessFactory factory = null;
   
        if ( info.getType() != null ) {
            factory = DataStoreUtils.aquireFactory( info.getType() );   
        }
   
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                        connectionParameters = DataStoreUtils.getParams(connectionParameters,null);
                       
                        //ensure that the namespace parameter is set for the datastore
                        if (!connectionParameters.containsKey( "namespace")) {
                            //obtain the factory
                            DataAccessFactory factory = null;
                            try {
                                factory = getDataStoreFactory(info);
                            }
                            catch(Exception e ) {
                                //ignore, it will fail later
                            }
                           
                            //if we grabbed the factory, check that the factory actually supports
                            // a namespace parameter, if we could not get the factory, assume that
                            // it does
                            boolean supportsNamespace = true;
                            if ( factory != null ) {
                                supportsNamespace = false;
                                Param[] params = factory.getParametersInfo();
                                for ( Param p : params ) {
                                    if ( "namespace".equalsIgnoreCase( p.key ) ) {
                                        supportsNamespace = true;
                                        break;
                                    }
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            throw new IllegalArgumentException("Workspace not provided");
        }

        final Catalog catalog = getCatalog();
        final ResourcePool resourcePool = catalog.getResourcePool();
        DataAccessFactory dsFactory;
        try {
            dsFactory = resourcePool.getDataStoreFactory(storeInfo);
        } catch (IOException e) {
            String msg = (String) new ResourceModel(
                    "AbstractDataAccessPage.cantGetDataStoreFactory").getObject();
            msg += ": " + e.getMessage();
            throw new IllegalArgumentException(msg);
        }
        if (dsFactory == null) {
            String msg = (String) new ResourceModel(
                    "AbstractDataAccessPage.cantGetDataStoreFactory").getObject();
            throw new IllegalArgumentException(msg);
        }

        final IModel model = new CompoundPropertyModel(storeInfo);

        final Form paramsForm = new Form("dataStoreForm", model);
        add(paramsForm);

        paramsForm.add(new Label("storeType", dsFactory.getDisplayName()));
        paramsForm.add(new Label("storeTypeDescription", dsFactory.getDescription()));

        {
            final IModel wsModel = new PropertyModel(model, "workspace");
            final IModel wsLabelModel = new ResourceModel("AbstractDataAccessPage.workspace");
            workspacePanel = new WorkspacePanel("workspacePanel", wsModel, wsLabelModel, true);
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        final CatalogIconFactory icons = CatalogIconFactory.get();
        final ListView dataStoreLinks = new ListView("vectorResources", sortedDsNames) {
            @Override
            protected void populateItem(ListItem item) {
                final String dataStoreFactoryName = item.getDefaultModelObjectAsString();
                final DataAccessFactory factory = getAvailableDataStores()
                        .get(dataStoreFactoryName);
                final String description = factory.getDescription();
                SubmitLink link;
                link = new SubmitLink("resourcelink") {
                    @Override
                    public void onSubmit() {
                        setResponsePage(new DataAccessNewPage(dataStoreFactoryName));
                    }
                };
                link.setEnabled(thereAreWorkspaces);
                link.add(new Label("resourcelabel", dataStoreFactoryName));
                item.add(link);
                item.add(new Label("resourceDescription", description));
                Image icon = new Image("storeIcon", icons.getStoreIcon(factory.getClass()));
                // TODO: icons could provide a description too to be used in alt=...
                icon.add(new AttributeModifier("alt", true, new Model("")));
                item.add(icon);
            }
        };
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            availableDataStores = DataStoreUtils.getAvailableDataStoreFactories().iterator();

            Map<String, DataAccessFactory> storeNames = new HashMap<String, DataAccessFactory>();

            while (availableDataStores.hasNext()) {
                DataAccessFactory factory = availableDataStores.next();
                if(factory.getDisplayName() != null) {
                    storeNames.put(factory.getDisplayName(), factory);
                }
            }
            dataStores = storeNames;
        }
        return dataStores;
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     * @param params
     * @return
     */
    public static DataAccess<? extends FeatureType, ? extends Feature> getDataAccess(Map params)
            throws IOException {
        DataAccessFactory factory = aquireFactory(params);
        if (factory == null) {
            return null;
        }

        DataAccess<? extends FeatureType, ? extends Feature> store = factory
                .createDataStore(params);
        if (store == null) {
            return null;
        }

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     *
     * @return
     */
    public static DataAccessFactory aquireFactory(Map params) {
        for (Iterator i = getAvailableDataStoreFactories().iterator(); i.hasNext();) {
            DataAccessFactory factory = (DataAccessFactory) i.next();
            initializeDataStoreFactory( factory );
           
            if (factory.canProcess(params)) {
                return factory;
            }
        }

        return null;
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     * @param info
     */
    protected void applyDataStoreParamsDefaults(StoreInfo info) {
        // grab the factory
        final DataStoreInfo dsInfo = (DataStoreInfo) info;
        DataAccessFactory dsFactory;
        try {
            dsFactory = getCatalog().getResourcePool().getDataStoreFactory(dsInfo);
        } catch (IOException e) {
            throw new RuntimeException(e);
        }

        final Param[] dsParams = dsFactory.getParametersInfo();
        for (Param p : dsParams) {
            ParamInfo paramInfo = new ParamInfo(p);

            // set default value
            applyParamDefault(paramInfo, info);
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    public static DataAccessFactory aquireFactory(String displayName) {
        if(displayName == null) {
            return null;
        }
        for (Iterator i = getAvailableDataStoreFactories().iterator(); i.hasNext();) {
            DataAccessFactory factory = (DataAccessFactory) i.next();
            initializeDataStoreFactory( factory );
           
            if (displayName.equals(factory.getDisplayName())) {
                return factory;
            }

            if (displayName.equals(factory.getClass().toString())) {
                return factory;
            }
        }

        return null;
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     */
    public static List listDataStoresDescriptions() {
        List list = new ArrayList();

        for (Iterator i = getAvailableDataStoreFactories().iterator(); i.hasNext();) {
            DataAccessFactory factory = (DataAccessFactory) i.next();
            initializeDataStoreFactory(factory);
           
            list.add(factory.getDisplayName());
        }

        return list;
    }
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