root / branches / v2_0_0_prep / applications / appgvSIG / src / org / gvsig / app / extension / TableOperations.java @ 31496
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package org.gvsig.app.extension; |
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import java.awt.Component; |
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import java.awt.Dimension; |
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import javax.swing.JOptionPane; |
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import org.gvsig.andami.PluginServices; |
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import org.gvsig.andami.messages.NotificationManager; |
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import org.gvsig.andami.plugins.Extension; |
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import org.gvsig.andami.ui.mdiManager.IWindow; |
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import org.gvsig.app.gui.filter.ExpressionListener; |
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import org.gvsig.app.project.Project; |
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import org.gvsig.app.project.ProjectManager; |
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import org.gvsig.app.project.documents.gui.AndamiWizard; |
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import org.gvsig.app.project.documents.gui.ObjectSelectionStep; |
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import org.gvsig.app.project.documents.table.TableDocument; |
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import org.gvsig.app.project.documents.table.TableManager; |
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import org.gvsig.app.project.documents.table.FieldSelectionModel; |
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import org.gvsig.app.project.documents.table.TableSelectionModel; |
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import org.gvsig.app.project.documents.table.gui.FeatureTableDocumentPanel; |
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import org.gvsig.fmap.dal.DALLocator; |
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import org.gvsig.fmap.dal.DataTypes; |
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import org.gvsig.fmap.dal.exception.DataException; |
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import org.gvsig.fmap.dal.feature.DisposableIterator; |
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import org.gvsig.fmap.dal.feature.Feature; |
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import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor; |
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import org.gvsig.fmap.dal.feature.FeatureQuery; |
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import org.gvsig.fmap.dal.feature.FeatureSelection; |
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import org.gvsig.fmap.dal.feature.FeatureSet; |
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import org.gvsig.fmap.dal.feature.FeatureStore; |
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import org.gvsig.tools.dispose.DisposeUtils; |
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import org.gvsig.utils.swing.objectSelection.SelectionException; |
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import org.gvsig.utils.swing.wizard.WizardControl; |
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import org.gvsig.utils.swing.wizard.WizardEvent; |
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import org.gvsig.utils.swing.wizard.WizardListener; |
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/**
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* Extensi?n que controla las operaciones realizadas sobre las tablas.
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*
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* @author Fernando Gonz?lez Cort?s
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*/
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public class TableOperations extends Extension implements ExpressionListener { |
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private FeatureStore featureStore = null; |
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public void execute(String actionCommand) { |
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final Project project = ProjectManager.getInstance().getCurrentProject();
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TableDocument[] pts = (TableDocument[]) project.getDocuments(TableManager.TYPENAME).toArray(); |
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if ("LINK".equals(actionCommand)) { |
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try {
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final ObjectSelectionStep sourceTable = new ObjectSelectionStep(); |
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sourceTable.setModel(new TableSelectionModel(pts,
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PluginServices.getText(this, "seleccione_tabla_origen"))); |
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final ObjectSelectionStep targetTable = new ObjectSelectionStep(); |
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targetTable.setModel(new TableSelectionModel(pts,
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PluginServices.getText(this, "seleccione_tabla_a_enlazar"))); |
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final ObjectSelectionStep firstTableField = new ObjectSelectionStep(); |
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final ObjectSelectionStep secondTableField = new ObjectSelectionStep(); |
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final AndamiWizard wiz = new AndamiWizard(PluginServices.getText(this, "back"), PluginServices.getText(this, "next"), PluginServices.getText(this, "finish"), PluginServices.getText(this, "cancel")); |
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wiz.setSize(new Dimension(450,200)); |
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wiz.addStep(sourceTable); |
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wiz.addStep(firstTableField); |
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wiz.addStep(targetTable); |
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wiz.addStep(secondTableField); |
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wiz.addWizardListener(new WizardListener() {
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public void cancel(WizardEvent w) { |
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PluginServices.getMDIManager().closeWindow(wiz); |
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} |
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public void finished(WizardEvent w) { |
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PluginServices.getMDIManager().closeWindow(wiz); |
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TableDocument sourceProjectTable = (TableDocument) sourceTable.getSelected(); |
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FeatureStore sds1 = sourceProjectTable.getStore(); |
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TableDocument targetProjectTable = (TableDocument) targetTable.getSelected(); |
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FeatureStore sds2 = targetProjectTable.getStore(); |
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String field1 = (String) firstTableField.getSelected(); |
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String field2 = (String) secondTableField.getSelected(); |
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sourceProjectTable.setLinkTable(sds2.getName(),field1,field2); |
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} |
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public void next(WizardEvent w) { |
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WizardControl wiz = w.wizard; |
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wiz.enableBack(true);
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wiz.enableNext(((ObjectSelectionStep) wiz.getCurrentStep()).getSelectedItem() != null);
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if (w.currentStep == 1) { |
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TableDocument pt = (TableDocument) sourceTable.getSelected(); |
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try {
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firstTableField.setModel(new FieldSelectionModel(
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pt.getStore(), |
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PluginServices.getText(this, "seleccione_campo_enlace"), |
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DataTypes.STRING)); |
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} catch (SelectionException e) {
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NotificationManager.addError("Error obteniendo los campos de la tabla",
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e); |
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} |
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} else if (w.currentStep == 3) { |
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try {
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//tabla
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TableDocument pt = (TableDocument) sourceTable.getSelected(); |
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//?ndice del campo
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FeatureStore fs = pt.getStore(); |
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String fieldName = (String) firstTableField.getSelected(); |
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int type = ((FeatureAttributeDescriptor)fs.getDefaultFeatureType().get(fieldName)).getDataType();
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secondTableField.setModel(new FieldSelectionModel(
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((TableDocument) targetTable |
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.getSelected()) |
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.getStore(), |
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PluginServices.getText(this, "seleccione_campo_enlace"), |
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type)); |
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} catch (SelectionException e) {
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NotificationManager.addError("Error obteniendo los campos de la tabla",
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e); |
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} catch (DataException e) {
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NotificationManager.addError("Error obteniendo los campos de la tabla",
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e); |
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} |
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} |
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} |
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public void back(WizardEvent w) { |
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WizardControl wiz = w.wizard; |
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wiz.enableBack(true);
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wiz.enableNext(((ObjectSelectionStep) wiz.getCurrentStep()).getSelectedItem() != null);
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} |
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}); |
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project.setModified(true);
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PluginServices.getMDIManager().addWindow(wiz); |
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} catch (SelectionException e) {
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NotificationManager.addError("Error abriendo el asistente", e);
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} |
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} |
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} |
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/**
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* @see org.gvsig.app.gui.filter.ExpressionListener#newSet(java.lang.String)
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*/
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public void newSet(String expression) throws DataException { |
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// By Pablo: if no filter expression -> no element selected
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if (! this.filterExpressionFromWhereIsEmpty(expression)) { |
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FeatureSet set = null;
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try {
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set = doSet(expression); |
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if (set == null) { |
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throw new RuntimeException("Not a 'where' clause?"); |
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} |
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FeatureSelection newSel =featureStore.createFeatureSelection(); |
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newSel.select(set); |
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featureStore.setSelection(newSel); |
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}catch(Exception e){ |
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JOptionPane.showMessageDialog((Component)PluginServices.getMainFrame(), "Asegurate de que la consulta es correcta."); |
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} |
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finally {
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if (set != null) { |
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set.dispose(); |
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} |
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} |
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} |
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else {
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// By Pablo: if no expression -> no element selected
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featureStore.getFeatureSelection().deselectAll(); |
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} |
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} |
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/**
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* @see org.gvsig.app.gui.filter.ExpressionListener#newSet(java.lang.String)
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*/
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private FeatureSet doSet(String expression) throws DataException { |
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FeatureQuery query = featureStore.createFeatureQuery(); |
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query |
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.setFilter(DALLocator.getDataManager().createExpresion( |
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expression)); |
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return featureStore.getFeatureSet(query);
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} |
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/**
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* @see org.gvsig.app.gui.filter.ExpressionListener#addToSet(java.lang.String)
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*/
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public void addToSet(String expression) throws DataException { |
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// By Pablo: if no filter expression -> don't add more elements to set
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if (! this.filterExpressionFromWhereIsEmpty(expression)) { |
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FeatureSet set = null;
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try {
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set = doSet(expression); |
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featureStore.getFeatureSelection().select(set); |
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} finally {
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if (set != null) { |
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set.dispose(); |
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} |
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} |
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} |
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} |
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/**
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* @see org.gvsig.app.gui.filter.ExpressionListener#fromSet(java.lang.String)
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*/
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public void fromSet(String expression) throws DataException { |
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// By Pablo: if no filter expression -> no element selected
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if (!this.filterExpressionFromWhereIsEmpty(expression)) { |
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FeatureSet set = null;
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DisposableIterator iterator = null;
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try {
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set = doSet(expression); |
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if (set == null) { |
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throw new RuntimeException("Not a 'where' clause?"); |
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} |
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FeatureSelection oldSelection = featureStore |
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.getFeatureSelection(); |
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FeatureSelection newSelection = featureStore |
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.createFeatureSelection(); |
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iterator = set.iterator(); |
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while (iterator.hasNext()) {
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Feature feature = (Feature) iterator.next(); |
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if (oldSelection.isSelected(feature)) {
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newSelection.select(feature); |
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} |
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} |
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featureStore.setSelection(newSelection); |
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} finally {
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DisposeUtils.dispose(iterator); |
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DisposeUtils.dispose(set); |
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} |
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} else {
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// By Pablo: if no expression -> no element selected
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// featureStore.setSelection(featureStore.createSelection());
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featureStore.getFeatureSelection().deselectAll(); |
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} |
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} |
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/**
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* Returns true if the WHERE subconsultation of the filterExpression is empty ("")
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*
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* @author Pablo Piqueras Bartolom? (p_queras@hotmail.com)
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* @param expression An string
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* @return A boolean value
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*/
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private boolean filterExpressionFromWhereIsEmpty(String expression) { |
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String subExpression = expression.trim();
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int pos;
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// Remove last ';' if exists
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if (subExpression.charAt(subExpression.length() -1) == ';') { |
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subExpression = subExpression.substring(0, subExpression.length() -1).trim(); |
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} |
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// If there is no 'where' clause
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if ((pos = subExpression.indexOf("where")) == -1) { |
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return false; |
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} |
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// If there is no subexpression in the WHERE clause -> true
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subExpression = subExpression.substring(pos + 5, subExpression.length()).trim(); // + 5 is the length of 'where' |
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if ( subExpression.length() == 0 ) { |
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return true; |
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} else {
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return false; |
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} |
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} |
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/**
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* @see com.iver.mdiApp.plugins.IExtension#isVisible()
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*/
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public boolean isVisible() { |
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IWindow v = PluginServices.getMDIManager().getActiveWindow(); |
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if (v == null) { |
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return false; |
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} |
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if (v instanceof FeatureTableDocumentPanel) { |
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return true; |
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} /*else {
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if (v instanceof com.iver.cit.gvsig.gui.View) {
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com.iver.cit.gvsig.gui.View view = (com.iver.cit.gvsig.gui.View) v;
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ProjectView pv = view.getModel();
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FLayer[] seleccionadas = pv.getMapContext().getLayers()
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.getActives();
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if (seleccionadas.length == 1) {
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if (seleccionadas[0] instanceof AlphanumericData) {
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return true;
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}
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}
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}
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*/
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return false; |
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//}
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} |
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/**
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* @see org.gvsig.andami.plugins.IExtension#initialize()
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*/
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public void initialize() { |
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registerIcons(); |
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// FIXME
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// org.gvsig.fmap.data.feature.joinstore.Register.selfRegister();
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} |
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private void registerIcons(){ |
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PluginServices.getIconTheme().registerDefault( |
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"table-join",
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this.getClass().getClassLoader().getResource("images/tablejoin.png") |
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); |
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PluginServices.getIconTheme().registerDefault( |
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"table-link",
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this.getClass().getClassLoader().getResource("images/tablelink.png") |
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); |
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} |
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/**
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* @see org.gvsig.andami.plugins.IExtension#isEnabled()
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*/
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public boolean isEnabled() { |
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return true; |
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} |
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/**
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* Ensure that field name only has 'safe' characters
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* (no spaces, special characters, etc).
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*/
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public String sanitizeFieldName(String fieldName) { |
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return fieldName.replaceAll("\\W", "_"); // replace any non-word character by an underscore |
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} |
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} |