svn-gvsig-desktop / branches / v2_0_0_prep / extensions / org.gvsig.app.document.table.app / org.gvsig.app.document.table.app.mainplugin / src / main / java / org / gvsig / app / extension / TableOperations.java @ 36443
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/* gvSIG. Geographic Information System of the Valencian Government
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*
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* Copyright (C) 2007-2008 Infrastructures and Transports Department
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* of the Valencian Government (CIT)
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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., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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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 java.util.List; |
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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.Document; |
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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.FieldSelectionModel; |
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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.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.exception.DataException; |
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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.DisposableIterator; |
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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 =
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ProjectManager.getInstance().getCurrentProject(); |
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List<Document> tableDcouments = |
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project.getDocuments(TableManager.TYPENAME); |
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TableDocument[] pts =
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tableDcouments |
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.toArray(new TableDocument[tableDcouments.size()]);
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if ("LINK".equals(actionCommand)) { |
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try {
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final ObjectSelectionStep sourceTable =
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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 =
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new ObjectSelectionStep();
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targetTable |
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.setModel(new TableSelectionModel(pts, PluginServices
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.getText(this, "seleccione_tabla_a_enlazar"))); |
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final ObjectSelectionStep firstTableField =
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new ObjectSelectionStep();
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final ObjectSelectionStep secondTableField =
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new ObjectSelectionStep();
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final AndamiWizard wiz =
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new AndamiWizard(PluginServices.getText(this, "back"), |
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PluginServices.getText(this, "next"), |
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PluginServices.getText(this, "finish"), |
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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 = |
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(TableDocument) sourceTable.getSelected(); |
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TableDocument targetProjectTable = |
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(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.addLinkTable(sds2.getName(), field1, |
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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 |
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.getCurrentStep()).getSelectedItem() != null);
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if (w.currentStep == 1) { |
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TableDocument pt = |
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(TableDocument) sourceTable.getSelected(); |
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try {
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firstTableField |
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.setModel(new FieldSelectionModel(pt
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.getStore(), PluginServices.getText( |
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this, "seleccione_campo_enlace"))); |
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} catch (SelectionException e) {
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NotificationManager.addError( |
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"Error obteniendo los campos de la tabla",
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e); |
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} |
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} else
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if (w.currentStep == 3) { |
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try {
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// tabla
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TableDocument pt = |
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(TableDocument) sourceTable |
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.getSelected(); |
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// ?ndice del campo
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FeatureStore fs = pt.getStore(); |
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String fieldName =
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(String) firstTableField.getSelected();
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int type =
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((FeatureAttributeDescriptor) fs |
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.getDefaultFeatureType().get( |
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fieldName)).getType(); |
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secondTableField |
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.setModel(new FieldSelectionModel(
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((TableDocument) targetTable |
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.getSelected()).getStore(), |
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PluginServices.getText(this,
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"seleccione_campo_enlace"),
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type)); |
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} catch (SelectionException e) {
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NotificationManager |
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.addError( |
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"Error obteniendo los campos de la tabla",
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e); |
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} catch (DataException e) {
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NotificationManager |
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.addError( |
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"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 |
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.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(
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(Component) PluginServices.getMainFrame(),
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"Asegurate de que la consulta es correcta.");
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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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} 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(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 = |
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featureStore.getFeatureSelection(); |
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FeatureSelection newSelection = |
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featureStore.createFeatureSelection(); |
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iterator = set.fastIterator(); |
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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
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* empty ("")
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*
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* @author Pablo Piqueras Bartolom? (p_queras@hotmail.com)
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* @param expression
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* 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 = |
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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 = |
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subExpression.substring(pos + 5, subExpression.length()).trim(); // + |
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// 5
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// is
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// the
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// length
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// of
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// '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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} /*
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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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*
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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()
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.getResource("images/tablejoin.png"));
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PluginServices.getIconTheme().registerDefault( |
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"table-link",
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this.getClass().getClassLoader()
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.getResource("images/tablelink.png"));
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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 |
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// character by an underscore
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} |
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} |