Application: gvSIG desktop

/* 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.

*

*/

/*

* AUTHORS (In addition to CIT):

* 2009 IVER T.I   {{Task}}

*/

package org.gvsig.geodb.vectorialdb.wizard;

import java.awt.BorderLayout;

import java.awt.Window;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.util.ArrayList;

import java.util.Iterator;

import java.util.List;

import java.util.Map;

import java.util.Map.Entry;

import javax.swing.DefaultListModel;

import javax.swing.ImageIcon;

import javax.swing.JComboBox;

import javax.swing.JOptionPane;

import javax.swing.JPanel;

import javax.swing.JScrollPane;

import javax.swing.ListSelectionModel;

import javax.swing.event.ListSelectionEvent;

import javax.swing.event.ListSelectionListener;

import org.apache.commons.collections.map.HashedMap;

import org.gvsig.andami.PluginServices;

import org.gvsig.andami.PluginsLocator;

import org.gvsig.andami.PluginsManager;

import org.gvsig.andami.messages.NotificationManager;

import org.gvsig.app.ApplicationLocator;

import org.gvsig.app.ApplicationManager;

import org.gvsig.app.gui.WizardPanel;

import org.gvsig.app.prepareAction.PrepareContext;

import org.gvsig.app.project.Project;

import org.gvsig.app.project.ProjectManager;

import org.gvsig.app.project.documents.table.TableDocument;

import org.gvsig.app.project.documents.table.TableManager;

import org.gvsig.fmap.dal.DALLocator;

import org.gvsig.fmap.dal.DataManager;

import org.gvsig.fmap.dal.DataStoreParameters;

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

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

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

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

import org.gvsig.fmap.dal.serverexplorer.db.DBServerExplorer;

import org.gvsig.fmap.dal.serverexplorer.db.DBServerExplorerParameters;

import org.gvsig.fmap.dal.store.db.DBStoreParameters;

import org.gvsig.fmap.mapcontext.layers.FLayer;

import org.gvsig.fmap.mapcontrol.MapControl;

import org.gvsig.geodb.ExtDB_Spatial;

import org.gvsig.gui.beans.swing.JButton;

import org.gvsig.tools.dynobject.DynObject;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

public class WizardDB extends WizardPanel implements ActionListener,

                ListSelectionListener {

        /**

     * 

     */

    private static final long serialVersionUID = -7045762275505941695L;

    private static final String WIZARD_TAB_NAME = "DB";

        private static Logger logger = LoggerFactory.getLogger(WizardDB.class

                        .getName());

    private JPanel namePanel = null;

        private JPanel tablesPanel = null;

        private JScrollPane tablesScrollPane = null;

        private AvailableTablesCheckBoxList tablesList = null;

        private JComboBox datasourceComboBox = null;

        private UserSelectedFieldsPanel fieldsPanel = null;

        private UserSelectedFieldsPanel emptyFieldsPanel = null;

        private JButton dbButton = null;

        private DBServerExplorerParameters dbExplorerParameters;

    private UserTableSettingsPanel settingsPanel = null;

        protected UserTableSettingsPanel emptySettingsPanel = null;

        private PrepareContext prepareDSContext;

    public WizardDB() {

                super();

                initialize();

        }

        protected void initialize() {

                setTabName(WIZARD_TAB_NAME);

                setLayout(null);

                setSize(512, 478);

                emptyFieldsPanel = new UserSelectedFieldsPanel(null, true, this);

                add(emptyFieldsPanel);

        add(getNamePanel(), null);

                loadVectorialDBDatasourcesCombo(null);

                add(getTablesPanel(), null);

        emptySettingsPanel = createSettingsPanel(null);

        add(emptySettingsPanel);

        }

    @SuppressWarnings("rawtypes")

    private void loadVectorialDBDatasourcesCombo(MyExplorer sel) {

        PluginsManager manager = PluginsLocator.getManager();

        DynObject values = manager.getPlugin(ExtDB_Spatial.class).getPluginProperties();

        Map connections = (Map) values.getDynValue("db_connections");

        if (connections != null){

            Iterator it = connections.entrySet().iterator();

            getDatasourceComboBox().removeAllItems();

            while (it.hasNext()){

                Map.Entry entry = (Entry) it.next();

                MyExplorer myExplorer = new MyExplorer();

                myExplorer.setDbExplorerParameters((DBServerExplorerParameters) entry.getValue());

                myExplorer.setName((String) entry.getKey());

                getDatasourceComboBox().addItem(myExplorer);

                if(sel!=null && sel.getName().equalsIgnoreCase(myExplorer.getName())){

                    getDatasourceComboBox().setSelectedItem(myExplorer);

                }

            }

        } else {

            connections = new HashedMap();

            values.setDynValue("db_connections", connections);

        }

        }

        public void initWizard() {

        }

        public void execute() {

                TablesListItem[] tables = getSelectedTables();

                DataManager man = DALLocator.getDataManager();

                FeatureStore store;

                String docName;

                TableDocument document;

                Project project = ProjectManager.getInstance().getCurrentProject();

                ApplicationManager appGvSIGMan = ApplicationLocator.getManager();

                PrepareContext context = this.getPrepareDataStoreContext();

                DBStoreParameters storeParams;

                for (TablesListItem table : tables) {

                        storeParams = getParameterForTable(table);

                        try {

                                storeParams = (DBStoreParameters) appGvSIGMan

                                                .prepareOpenDataStoreParameters(storeParams, context);

                        } catch (Exception e2) {

                                NotificationManager.addError(e2);

                                continue;

                        }

                        UserTableSettingsPanel userTableSettingsPanel = table

                                        .getUserTableSettingsPanel();

                        docName = userTableSettingsPanel.getUserLayerName();

                        try {

                                store = (FeatureStore) man.openStore(storeParams.getDataStoreName(), storeParams);

                        } catch (Exception e) {

                                NotificationManager.addError(e);

                                return;

                        }

                        try {

                                appGvSIGMan.pepareOpenDataSource(

                                                store, context);

                        } catch (Exception e) {

                                NotificationManager.addError(e);

                                store.dispose();

                                return;

                        }

                        document = (TableDocument) ProjectManager.getInstance().createDocument(TableManager.TYPENAME, docName);

                        document.setStore(store);

                        project.add(document);

                }

        }

        protected DBStoreParameters getParameterForTable(TablesListItem table) {

                DBStoreParameters parameters = table.getParameters();

                UserTableSettingsPanel userTableSettingsPanel = table

                                .getUserTableSettingsPanel();

                String fidField = userTableSettingsPanel.getIdFieldName();

                if (!(fidField.startsWith("{") && fidField.endsWith("}"))) {

                        parameters.setPkFields(new String[] { fidField });

                        fidField = null;

                }

                String[] fields = table.getUserSelectedFieldsPanel()

                                .getUserSelectedFields(fidField, null);

                if (userTableSettingsPanel.isSqlActive()) {

                        String whereClause = userTableSettingsPanel

                                        .getWhereClause();

                        parameters.setBaseFilter(whereClause);

                } else {

                        parameters.setBaseFilter("");

                }

                parameters.setFields(fields);

                return parameters;

        }

        @SuppressWarnings({ "rawtypes", "unchecked" })

    protected TablesListItem[] getSelectedTables() {

                int count = tablesList.getModel().getSize();

                ArrayList resp = new ArrayList();

                for (int i = 0; i < count; i++) {

                        TablesListItem item = (TablesListItem) tablesList.getModel()

                                        .getElementAt(i);

                        if (item.isSelected()) {

                                resp.add(item);

                        }

                }

                return (TablesListItem[]) resp.toArray(new TablesListItem[0]);

        }

        /**

         * This method initializes namePanel

         *

         * @return javax.swing.JPanel

         */

        private JPanel getNamePanel() {

                if (namePanel == null) {

                        namePanel = new JPanel();

                        namePanel.setLayout(null);

                        namePanel.setBounds(new java.awt.Rectangle(5, 5, 501, 51));

                        namePanel.setBorder(javax.swing.BorderFactory.createTitledBorder(

                                        null, PluginServices.getText(this, "choose_connection"),

                                        javax.swing.border.TitledBorder.DEFAULT_JUSTIFICATION,

                                        javax.swing.border.TitledBorder.DEFAULT_POSITION, null,

                                        null));

                        namePanel.add(getDatasourceComboBox(), null);

                        namePanel.add(getJdbcButton(), null);

                }

                return namePanel;

        }

        /**

         * This method initializes tablesPanel

         *

         * @return javax.swing.JPanel

         */

        private JPanel getTablesPanel() {

                if (tablesPanel == null) {

                        tablesPanel = new JPanel();

                        tablesPanel.setLayout(new BorderLayout());

                        tablesPanel.setBorder(javax.swing.BorderFactory.createTitledBorder(

                                        null, PluginServices.getText(this, "choose_table"),

                                        javax.swing.border.TitledBorder.DEFAULT_JUSTIFICATION,

                                        javax.swing.border.TitledBorder.DEFAULT_POSITION, null,

                                        null));

                        tablesPanel.setBounds(new java.awt.Rectangle(5, 55, 246, 166));

                        tablesPanel

                                        .add(getTablesScrollPane(), java.awt.BorderLayout.CENTER);

                }

                return tablesPanel;

        }

        /**

         * This method initializes settingsPanel

         *

         * @return javax.swing.JPanel

         */

        /**

         * This method initializes tablesScrollPane

         *

         * @return javax.swing.JScrollPane

         */

        private JScrollPane getTablesScrollPane() {

                if (tablesScrollPane == null) {

                        tablesScrollPane = new JScrollPane();

                        tablesScrollPane.setViewportView(getTablesList());

                }

                return tablesScrollPane;

        }

        /**

         * This method initializes tablesList

         *

         * @return javax.swing.JList

         */

        protected AvailableTablesCheckBoxList getTablesList() {

                if (tablesList == null) {

                        tablesList = new AvailableTablesCheckBoxList(this);

                        tablesList.addListSelectionListener(this);

                        tablesList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);

                }

                return tablesList;

        }

        /**

         * This method initializes layerNameTextField

         *

         * @return javax.swing.JTextField

         */

        /**

         * This method initializes jComboBox

         *

         * @return javax.swing.JComboBox

         */

        private JComboBox getDatasourceComboBox() {

                if (datasourceComboBox == null) {

                        datasourceComboBox = new JComboBox();

                        datasourceComboBox

                                        .setBounds(new java.awt.Rectangle(10, 20, 446, 21));

                        datasourceComboBox.addActionListener(this);

                }

                return datasourceComboBox;

        }

        public void actionPerformed(ActionEvent arg0) {

                if (datasourceComboBox.getItemCount() == 0) {

                        setEmptyPanels();

                }

                Object src = arg0.getSource();

                if (src == datasourceComboBox) {

                 MyExplorer sel_obj = (MyExplorer)datasourceComboBox.getSelectedItem();

                        if (sel_obj == null) {

                                return;

                        }

                        getDatasourceComboBox().repaint();

            dbExplorerParameters = sel_obj.getDbSeverExplorerParameters();

                } else if (src == dbButton) {

                        MyExplorer sel = addNewConnection();

                        if (sel != null) {

                                dbExplorerParameters = sel.getDbSeverExplorerParameters();

                                loadVectorialDBDatasourcesCombo(sel);

                                getDatasourceComboBox().setSelectedItem(sel);

                        }

                }

                updateTableList(dbExplorerParameters);

        }

        @SuppressWarnings({ "unchecked", "rawtypes" })

    private MyExplorer addNewConnection() {

                MyExplorer myExplorer = new MyExplorer();

                DBServerExplorerParameters resp = null;

                VectorialDBConnectionParamsDialog newco = new VectorialDBConnectionParamsDialog();

                newco.showDialog();

                if (newco.isOkPressed()) {

                        try {

                                resp = newco.getParameters();

                        } catch (Exception e) {

                                showConnectionErrorMessage(e.getMessage());

                                return null;

                        }

                        PluginsManager manager = PluginsLocator.getManager();

            DynObject values = manager.getPlugin(ExtDB_Spatial.class).getPluginProperties();

            Map connections = (Map) values.getDynValue("db_connections");

            if(connections == null){

                connections = new HashedMap();

                values.setDynValue("db_connections", connections);

            }

            connections.put(newco.getConnectionName(), resp);

//                        SingleVectorialDBConnectionExtension.saveAllToPersistence();

                        myExplorer.setDbExplorerParameters(resp);

                        myExplorer.setName(newco.getConnectionName());

                        return myExplorer;

                } else {

                        return null;

                }

        }

        protected TablesListItem createTabeListItem(DBServerExplorer dbExplorer,

                        DBStoreParameters param) {

                return new TablesListItem(dbExplorer, param, this);

        }

        @SuppressWarnings("rawtypes")

    private void updateTableList(

                        DBServerExplorerParameters dbSeverExplorerParameters2) {

                if (dbSeverExplorerParameters2 == null) {

                        return;

                }

                DataManager dm = DALLocator.getDataManager();

                DBServerExplorer dbExplorer;

                try {

                        dbExplorer = (DBServerExplorer) dm.openServerExplorer(dbSeverExplorerParameters2.getExplorerName(), dbSeverExplorerParameters2);

                        // TODO: use the mode to filter tables with geometries when opening

                        // a view document

                        List parameters = dbExplorer.list();

                        DefaultListModel lmodel = new DefaultListModel();

                        Iterator iter = parameters.iterator();

                        DBStoreParameters param;

                        int count = 0;

                        while (iter.hasNext()) {

                                param = (DBStoreParameters) iter.next();

                                lmodel.addElement(createTabeListItem(dbExplorer, param));

                                count++;

                        }

                        getTablesList().setModel(lmodel);

                        getTablesScrollPane().setViewportView(tablesList);

                        tablesScrollPane.updateUI();

                } catch (InitializeException e) {

                        logger.error("While getting table names: " + e.getMessage(), e);

                        NotificationManager.showMessageError("While getting table names: "

                                        + e.getMessage(), e);

                        return;

                } catch (DataException e) {

                        logger.error("While getting table names: " + e.getMessage(), e);

                        NotificationManager.showMessageError("While getting table names: "

                                        + e.getMessage(), e);

                        return;

                } catch (ValidateDataParametersException e) {

                        logger.error("While getting table names: " + e.getMessage(), e);

                        NotificationManager.showMessageError("While getting table names: "

                                        + e.getMessage(), e);

                        return;

                }

        }

        public void valueChanged(ListSelectionEvent arg0) {

                Object src = arg0.getSource();

                if (src == tablesList) {

                        TablesListItem selected = (TablesListItem) tablesList

                                        .getSelectedValue();

                        setSettingsPanels(selected);

                        checkFinishable();

                }

        }

        private boolean validFormSettings() {

                int count = tablesList.getModel().getSize();

                boolean at_least_one = false;

                boolean resp = true;

                for (int i = 0; i < count; i++) {

                        TablesListItem item = (TablesListItem) tablesList.getModel()

                                        .getElementAt(i);

                        if (item.isSelected()) {

                                at_least_one = true;

                        }

                        if (item.disturbsWizardValidity()) {

                                resp = false;

                        }

                }

                return (at_least_one && resp);

        }

        public void checkFinishable() {

                boolean finishable = validFormSettings();

                callStateChanged(finishable);

        }

        /**

         * This method initializes jdbcButton

         *

         * @return javax.swing.JButton

         */

        private JButton getJdbcButton() {

                if (dbButton == null) {

                        dbButton = new JButton();

                        dbButton.addActionListener(this);

                        dbButton.setToolTipText(PluginServices.getText(this,

                                        "add_connection"));

                        dbButton.setBounds(new java.awt.Rectangle(465, 20, 26, 21));

                        // FIXME use standard icon theme

                        String _file = createResourceUrl("images/jdbc.png").getFile();

                        dbButton.setIcon(new ImageIcon(_file));

                }

                return dbButton;

        }

        private void showConnectionErrorMessage(String _msg) {

                String msg = (_msg.length() > 300) ? "" : (": " + _msg);

                String title = PluginServices.getText(this, "connection_error");

                JOptionPane.showMessageDialog(this, title + msg, title,

                                JOptionPane.ERROR_MESSAGE);

        }

        private java.net.URL createResourceUrl(String path) {

                return getClass().getClassLoader().getResource(path);

        }

        public void setSettingsPanels(TablesListItem actTable) {

                if (actTable == null) {

                        setEmptyPanels();

                        return;

                }

                fieldsPanel = actTable.getUserSelectedFieldsPanel();

                removeFieldPanels();

                add(fieldsPanel);

                fieldsPanel.repaint();

                removeSettingsPanels();

                add(emptySettingsPanel);

                settingsPanel = createSettingsPanel(actTable);

                removeSettingsPanels();

                add(settingsPanel);

                settingsPanel.repaint();

                repaint();

        }

        protected UserTableSettingsPanel createSettingsPanel(TablesListItem actTable) {

                if (actTable == null) {

                        return new UserTableSettingsPanel(null, "", true, this, null);

                }

                return actTable.getUserTableSettingsPanel();

        }

        protected void setEmptyPanels() {

                removeFieldPanels();

                add(emptyFieldsPanel);

                fieldsPanel = emptyFieldsPanel;

                repaint();

        }

        private void removeFieldPanels() {

                for (int i = 0; i < getComponentCount(); i++) {

                        if (getComponent(i) instanceof UserSelectedFieldsPanel) {

                                remove(i);

                        }

                }

        }

        public DataStoreParameters[] getParameters() {

                try {

                        TablesListItem[] selected = getSelectedTables();

                        int count = selected.length;

                        DBStoreParameters[] dbParameters = new DBStoreParameters[count];

                        for (int i = 0; i < count; i++) {

                                TablesListItem item = selected[i];

                                dbParameters[i] = getParameterForTable(item);

                        }

                        return dbParameters;// layerArrayToGroup(all_layers, groupName);

                } catch (Exception e) {

                        logger.error("While creating jdbc layer: " + e.getMessage(), e);

                        NotificationManager.addError("Error al cargar la capa: "

                                        + e.getMessage(), e);

                }

                return null;

        }

        /**

         * This method process the errors found in a layer

         *

         * @param lyr

         * @param mapControl

         */

        protected void processErrorsOfLayer(FLayer lyr, MapControl mapControl) {

                // List errors = lyr.getErrors();

                // wp.callError(null);

                mapControl.getMapContext().callNewErrorEvent(null);

        }

        private void removeSettingsPanels() {

                for (int i = 0; i < getComponentCount(); i++) {

                        if (getComponent(i) instanceof UserTableSettingsPanel) {

                                remove(i);

                        }

                }

        }

        protected PrepareContext getPrepareDataStoreContext() {

                if (this.prepareDSContext == null) {

                        this.prepareDSContext = new PrepareContext() {

                                public Window getOwnerWindow() {

                                        return null;

                                }

                        };

                }

                return this.prepareDSContext;

        }

        @Override

        public void close() {

                // Nothing to do

        }

} // @jve:decl-index=0:visual-constraint="10,10"