root / trunk / applications / appgvSIG / src / com / iver / cit / gvsig / TableOperations.java @ 27352
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| 1 | 1103 | fjp | /* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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| 2 | *
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| 3 | * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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| 4 | *
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| 5 | * This program is free software; you can redistribute it and/or
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| 6 | * modify it under the terms of the GNU General Public License
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| 7 | * as published by the Free Software Foundation; either version 2
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| 8 | * of the License, or (at your option) any later version.
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| 9 | *
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| 10 | * This program is distributed in the hope that it will be useful,
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 13 | * GNU General Public License for more details.
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| 14 | *
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| 15 | * You should have received a copy of the GNU General Public License
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| 16 | * along with this program; if not, write to the Free Software
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| 17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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| 18 | *
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| 19 | * For more information, contact:
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| 20 | *
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| 21 | * Generalitat Valenciana
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| 22 | * Conselleria d'Infraestructures i Transport
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| 23 | * Av. Blasco Ib??ez, 50
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| 24 | * 46010 VALENCIA
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| 25 | * SPAIN
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| 26 | *
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| 27 | * +34 963862235
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| 28 | * gvsig@gva.es
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| 29 | * www.gvsig.gva.es
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| 30 | *
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| 31 | * or
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| 32 | *
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| 33 | * IVER T.I. S.A
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| 34 | * Salamanca 50
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| 35 | * 46005 Valencia
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| 36 | * Spain
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| 37 | *
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| 38 | * +34 963163400
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| 39 | * dac@iver.es
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| 40 | */
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| 41 | 312 | fernando | package com.iver.cit.gvsig; |
| 42 | |||
| 43 | 6736 | caballero | import java.awt.Dimension; |
| 44 | 1830 | fernando | import java.io.IOException; |
| 45 | 26291 | vcaballero | import java.lang.reflect.Array; |
| 46 | import java.util.ArrayList; |
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| 47 | import java.util.Arrays; |
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| 48 | import java.util.Collection; |
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| 49 | 1830 | fernando | |
| 50 | 1219 | vcaballero | import com.hardcode.driverManager.DriverLoadException; |
| 51 | 10626 | caballero | import com.hardcode.gdbms.driver.exceptions.ReadDriverException; |
| 52 | 884 | fernando | import com.hardcode.gdbms.engine.data.DataSource; |
| 53 | import com.hardcode.gdbms.engine.data.DataSourceFactory; |
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| 54 | 2217 | fernando | import com.hardcode.gdbms.engine.instruction.EvaluationException; |
| 55 | 884 | fernando | import com.hardcode.gdbms.engine.instruction.SemanticException; |
| 56 | import com.hardcode.gdbms.parser.ParseException; |
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| 57 | 855 | fernando | import com.iver.andami.PluginServices; |
| 58 | import com.iver.andami.messages.NotificationManager; |
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| 59 | 596 | fernando | import com.iver.andami.plugins.Extension; |
| 60 | 6877 | cesar | import com.iver.andami.ui.mdiManager.IWindow; |
| 61 | 26051 | vcaballero | import com.iver.cit.gvsig.exceptions.visitors.StartWriterVisitorException; |
| 62 | 3940 | caballero | import com.iver.cit.gvsig.fmap.edition.EditableAdapter; |
| 63 | 26051 | vcaballero | import com.iver.cit.gvsig.fmap.edition.EditionEvent; |
| 64 | 884 | fernando | import com.iver.cit.gvsig.fmap.layers.FBitSet; |
| 65 | 1774 | fernando | import com.iver.cit.gvsig.fmap.layers.LayerFactory; |
| 66 | 855 | fernando | import com.iver.cit.gvsig.fmap.layers.SelectableDataSource; |
| 67 | import com.iver.cit.gvsig.gui.filter.ExpressionListener; |
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| 68 | 9532 | caballero | import com.iver.cit.gvsig.project.Project; |
| 69 | 7304 | caballero | import com.iver.cit.gvsig.project.documents.table.FieldSelectionModel; |
| 70 | import com.iver.cit.gvsig.project.documents.table.ObjectSelectionStep; |
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| 71 | import com.iver.cit.gvsig.project.documents.table.ProjectTable; |
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| 72 | 7379 | caballero | import com.iver.cit.gvsig.project.documents.table.ProjectTableFactory; |
| 73 | 7304 | caballero | import com.iver.cit.gvsig.project.documents.table.TableSelectionModel; |
| 74 | import com.iver.cit.gvsig.project.documents.table.gui.AndamiWizard; |
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| 75 | 26051 | vcaballero | import com.iver.cit.gvsig.project.documents.table.gui.JoinWizardController; |
| 76 | 7304 | caballero | import com.iver.cit.gvsig.project.documents.table.gui.Table; |
| 77 | 1830 | fernando | import com.iver.utiles.swing.objectSelection.SelectionException; |
| 78 | import com.iver.utiles.swing.wizard.WizardControl; |
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| 79 | import com.iver.utiles.swing.wizard.WizardEvent; |
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| 80 | import com.iver.utiles.swing.wizard.WizardListener; |
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| 81 | 312 | fernando | |
| 82 | |||
| 83 | /**
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| 84 | 1219 | vcaballero | * Extensi?n que controla las operaciones realizadas sobre las tablas.
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| 85 | 312 | fernando | *
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| 86 | * @author Fernando Gonz?lez Cort?s
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| 87 | */
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| 88 | 5005 | jorpiell | public class TableOperations extends Extension implements ExpressionListener { |
| 89 | 855 | fernando | private SelectableDataSource dataSource = null; |
| 90 | 2183 | fernando | //private Table vista;
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| 91 | 312 | fernando | |
| 92 | 1219 | vcaballero | /**
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| 93 | 5005 | jorpiell | * @see com.iver.mdiApp.plugins.IExtension#updateUI(java.lang.String)
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| 94 | 1219 | vcaballero | */
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| 95 | public void execute(String actionCommand) { |
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| 96 | 9532 | caballero | ProjectExtension pe = (ProjectExtension) PluginServices.getExtension(ProjectExtension.class); |
| 97 | Project project=pe.getProject(); |
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| 98 | ProjectTable[] pts = (ProjectTable[]) project.getDocumentsByType(ProjectTableFactory.registerName) |
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| 99 | .toArray(new ProjectTable[0]); |
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| 100 | 2183 | fernando | if ("JOIN".equals(actionCommand)) { |
| 101 | 26051 | vcaballero | JoinWizardController wizardController = new JoinWizardController(this); |
| 102 | wizardController.runWizard(pts); |
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| 103 | 2183 | fernando | }else if ("LINK".equals(actionCommand)) { |
| 104 | try {
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| 105 | final ObjectSelectionStep sourceTable = new ObjectSelectionStep(); |
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| 106 | sourceTable.setModel(new TableSelectionModel(pts,
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| 107 | 2337 | fernando | PluginServices.getText(this, "seleccione_tabla_origen"))); |
| 108 | 2183 | fernando | |
| 109 | final ObjectSelectionStep targetTable = new ObjectSelectionStep(); |
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| 110 | targetTable.setModel(new TableSelectionModel(pts,
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| 111 | 2337 | fernando | PluginServices.getText(this, "seleccione_tabla_a_enlazar"))); |
| 112 | 2183 | fernando | |
| 113 | final ObjectSelectionStep firstTableField = new ObjectSelectionStep(); |
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| 114 | final ObjectSelectionStep secondTableField = new ObjectSelectionStep(); |
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| 115 | 2337 | fernando | final AndamiWizard wiz = new AndamiWizard(PluginServices.getText(this, "back"), PluginServices.getText(this, "next"), PluginServices.getText(this, "finish"), PluginServices.getText(this, "cancel")); |
| 116 | 6736 | caballero | wiz.setSize(new Dimension(450,200)); |
| 117 | 2183 | fernando | wiz.addStep(sourceTable); |
| 118 | wiz.addStep(firstTableField); |
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| 119 | wiz.addStep(targetTable); |
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| 120 | wiz.addStep(secondTableField); |
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| 121 | |||
| 122 | wiz.addWizardListener(new WizardListener() {
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| 123 | public void cancel(WizardEvent w) { |
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| 124 | 6880 | cesar | PluginServices.getMDIManager().closeWindow(wiz); |
| 125 | 2183 | fernando | } |
| 126 | |||
| 127 | public void finished(WizardEvent w) { |
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| 128 | 6880 | cesar | PluginServices.getMDIManager().closeWindow(wiz); |
| 129 | 2183 | fernando | |
| 130 | ProjectTable sourceProjectTable = (ProjectTable) sourceTable.getSelected(); |
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| 131 | 3940 | caballero | SelectableDataSource sds1=null;;
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| 132 | try {
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| 133 | 7304 | caballero | sds1 = sourceProjectTable.getModelo().getRecordset(); |
| 134 | 10626 | caballero | } catch (ReadDriverException e) {
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| 135 | 3940 | caballero | e.printStackTrace(); |
| 136 | } |
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| 137 | 7304 | caballero | //String tableName1 = sds1.getName();
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| 138 | 2183 | fernando | |
| 139 | ProjectTable targetProjectTable = (ProjectTable) targetTable.getSelected(); |
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| 140 | 3940 | caballero | SelectableDataSource sds2=null;
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| 141 | try {
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| 142 | 7304 | caballero | sds2 = targetProjectTable.getModelo().getRecordset(); |
| 143 | 10626 | caballero | } catch (ReadDriverException e) {
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| 144 | 3940 | caballero | e.printStackTrace(); |
| 145 | } |
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| 146 | 2183 | fernando | |
| 147 | 7304 | caballero | //String tableName2 = sds2.getName();
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| 148 | 2183 | fernando | |
| 149 | String field1 = (String) firstTableField.getSelected(); |
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| 150 | String field2 = (String) secondTableField.getSelected(); |
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| 151 | sourceProjectTable.setLinkTable(sds2.getName(),field1,field2); |
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| 152 | ((ProjectExtension)PluginServices.getExtension(ProjectExtension.class)).getProject().setLinkTable(); |
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| 153 | } |
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| 154 | |||
| 155 | public void next(WizardEvent w) { |
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| 156 | WizardControl wiz = w.wizard; |
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| 157 | wiz.enableBack(true);
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| 158 | wiz.enableNext(((ObjectSelectionStep) wiz.getCurrentStep()).getSelectedItem() != null);
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| 159 | |||
| 160 | if (w.currentStep == 1) { |
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| 161 | ProjectTable pt = (ProjectTable) sourceTable.getSelected(); |
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| 162 | |||
| 163 | try {
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| 164 | firstTableField.setModel(new FieldSelectionModel(
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| 165 | 3940 | caballero | pt.getModelo().getRecordset(), |
| 166 | 2337 | fernando | PluginServices.getText(this, "seleccione_campo_enlace"), |
| 167 | 2183 | fernando | -1));
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| 168 | } catch (SelectionException e) {
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| 169 | NotificationManager.addError("Error obteniendo los campos de la tabla",
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| 170 | e); |
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| 171 | 10626 | caballero | } catch (ReadDriverException e) {
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| 172 | 3940 | caballero | e.printStackTrace(); |
| 173 | 2183 | fernando | } |
| 174 | } else if (w.currentStep == 3) { |
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| 175 | try {
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| 176 | //tabla
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| 177 | ProjectTable pt = (ProjectTable) sourceTable.getSelected(); |
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| 178 | |||
| 179 | //?ndice del campo
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| 180 | 7304 | caballero | SelectableDataSource sds = pt.getModelo().getRecordset(); |
| 181 | 2183 | fernando | String fieldName = (String) firstTableField.getSelected(); |
| 182 | int fieldIndex = sds.getFieldIndexByName(fieldName);
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| 183 | int type = sds.getFieldType(fieldIndex);
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| 184 | |||
| 185 | secondTableField.setModel(new FieldSelectionModel(
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| 186 | 3940 | caballero | ((ProjectTable) targetTable.getSelected()).getModelo().getRecordset(), |
| 187 | 2337 | fernando | PluginServices.getText(this, "seleccione_campo_enlace"), |
| 188 | 2183 | fernando | type)); |
| 189 | } catch (SelectionException e) {
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| 190 | NotificationManager.addError("Error obteniendo los campos de la tabla",
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| 191 | e); |
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| 192 | 10626 | caballero | } catch (ReadDriverException e) {
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| 193 | 2183 | fernando | NotificationManager.addError("Error obteniendo los campos de la tabla",
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| 194 | e); |
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| 195 | } |
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| 196 | } |
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| 197 | } |
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| 198 | |||
| 199 | public void back(WizardEvent w) { |
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| 200 | WizardControl wiz = w.wizard; |
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| 201 | wiz.enableBack(true);
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| 202 | wiz.enableNext(((ObjectSelectionStep) wiz.getCurrentStep()).getSelectedItem() != null);
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| 203 | } |
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| 204 | }); |
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| 205 | 9532 | caballero | project.setModified(true);
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| 206 | 6880 | cesar | PluginServices.getMDIManager().addWindow(wiz); |
| 207 | 2183 | fernando | } catch (SelectionException e) {
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| 208 | NotificationManager.addError("Error abriendo el asistente", e);
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| 209 | } |
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| 210 | 3940 | caballero | } |
| 211 | 1219 | vcaballero | } |
| 212 | 312 | fernando | |
| 213 | 1219 | vcaballero | /**
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| 214 | 855 | fernando | * @see com.iver.cit.gvsig.gui.filter.ExpressionListener#newSet(java.lang.String)
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| 215 | 312 | fernando | */
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| 216 | public void newSet(String expression) { |
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| 217 | 9494 | ppiqueras | // By Pablo: if no expression -> no element selected
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| 218 | if (! this.filterExpressionFromWhereIsEmpty(expression)) { |
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| 219 | long[] sel = doSet(expression); |
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| 220 | 9532 | caballero | |
| 221 | 9494 | ppiqueras | if (sel == null) { |
| 222 | throw new RuntimeException("Not a 'where' clause?"); |
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| 223 | } |
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| 224 | 9532 | caballero | |
| 225 | 9494 | ppiqueras | FBitSet selection = new FBitSet();
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| 226 | 9532 | caballero | |
| 227 | 9494 | ppiqueras | for (int i = 0; i < sel.length; i++) { |
| 228 | selection.set((int) sel[i]);
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| 229 | } |
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| 230 | 9532 | caballero | |
| 231 | 9494 | ppiqueras | dataSource.clearSelection(); |
| 232 | dataSource.setSelection(selection); |
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| 233 | 1219 | vcaballero | } |
| 234 | 9494 | ppiqueras | else {
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| 235 | // By Pablo: if no expression -> no element selected
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| 236 | dataSource.clearSelection(); |
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| 237 | 884 | fernando | } |
| 238 | 312 | fernando | } |
| 239 | 1219 | vcaballero | |
| 240 | 312 | fernando | /**
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| 241 | 855 | fernando | * @see com.iver.cit.gvsig.gui.filter.ExpressionListener#newSet(java.lang.String)
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| 242 | 312 | fernando | */
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| 243 | 884 | fernando | private long[] doSet(String expression) { |
| 244 | try {
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| 245 | 2183 | fernando | DataSource ds = LayerFactory.getDataSourceFactory().executeSQL(expression,
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| 246 | 2667 | fernando | DataSourceFactory.MANUAL_OPENING); |
| 247 | 1219 | vcaballero | |
| 248 | 884 | fernando | return ds.getWhereFilter();
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| 249 | } catch (DriverLoadException e) {
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| 250 | NotificationManager.addError("Error cargando el driver", e);
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| 251 | 10626 | caballero | } catch (ReadDriverException e) {
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| 252 | 884 | fernando | NotificationManager.addError("Error accediendo al driver", e);
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| 253 | } catch (ParseException e) { |
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| 254 | NotificationManager.addError("Parse error", e);
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| 255 | } catch (SemanticException e) {
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| 256 | NotificationManager.addError(e.getMessage(), e); |
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| 257 | } catch (IOException e) { |
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| 258 | NotificationManager.addError("GDBMS internal error", e);
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| 259 | 2217 | fernando | } catch (EvaluationException e) {
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| 260 | NotificationManager.addError("Error con la expresi?n", e);
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| 261 | } |
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| 262 | 1219 | vcaballero | |
| 263 | 884 | fernando | return null; |
| 264 | 312 | fernando | } |
| 265 | |||
| 266 | 1219 | vcaballero | /**
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| 267 | * @see com.iver.cit.gvsig.gui.filter.ExpressionListener#addToSet(java.lang.String)
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| 268 | */
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| 269 | public void addToSet(String expression) { |
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| 270 | 9494 | ppiqueras | // By Pablo: if no expression -> don't add more elements to set
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| 271 | if (! this.filterExpressionFromWhereIsEmpty(expression)) { |
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| 272 | long[] sel = doSet(expression); |
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| 273 | 9532 | caballero | |
| 274 | 9494 | ppiqueras | if (sel == null) { |
| 275 | throw new RuntimeException("Not a 'where' clause?"); |
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| 276 | } |
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| 277 | 9532 | caballero | |
| 278 | 9494 | ppiqueras | FBitSet selection = new FBitSet();
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| 279 | 9532 | caballero | |
| 280 | 9494 | ppiqueras | for (int i = 0; i < sel.length; i++) { |
| 281 | selection.set((int) sel[i]);
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| 282 | } |
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| 283 | 9532 | caballero | |
| 284 | 9494 | ppiqueras | FBitSet fbs = dataSource.getSelection(); |
| 285 | fbs.or(selection); |
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| 286 | dataSource.setSelection(fbs); |
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| 287 | 1219 | vcaballero | } |
| 288 | } |
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| 289 | 312 | fernando | |
| 290 | 1219 | vcaballero | /**
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| 291 | * @see com.iver.cit.gvsig.gui.filter.ExpressionListener#fromSet(java.lang.String)
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| 292 | */
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| 293 | public void fromSet(String expression) { |
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| 294 | 9494 | ppiqueras | // By Pablo: if no expression -> no element selected
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| 295 | if (! this.filterExpressionFromWhereIsEmpty(expression)) { |
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| 296 | long[] sel = doSet(expression); |
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| 297 | 9532 | caballero | |
| 298 | 9494 | ppiqueras | if (sel == null) { |
| 299 | throw new RuntimeException("Not a 'where' clause?"); |
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| 300 | } |
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| 301 | 9532 | caballero | |
| 302 | 9494 | ppiqueras | FBitSet selection = new FBitSet();
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| 303 | 9532 | caballero | |
| 304 | 9494 | ppiqueras | for (int i = 0; i < sel.length; i++) { |
| 305 | selection.set((int) sel[i]);
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| 306 | } |
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| 307 | 9532 | caballero | |
| 308 | 9494 | ppiqueras | FBitSet fbs = dataSource.getSelection(); |
| 309 | fbs.and(selection); |
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| 310 | dataSource.setSelection(fbs); |
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| 311 | 1219 | vcaballero | } |
| 312 | 9494 | ppiqueras | else {
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| 313 | // By Pablo: if no expression -> no element selected
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| 314 | dataSource.clearSelection(); |
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| 315 | 312 | fernando | } |
| 316 | 1219 | vcaballero | } |
| 317 | 9532 | caballero | |
| 318 | 9494 | ppiqueras | /**
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| 319 | * Returns true if the WHERE subconsultation of the filterExpression is empty ("")
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| 320 | 9532 | caballero | *
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| 321 | 9494 | ppiqueras | * @author Pablo Piqueras Bartolom? (p_queras@hotmail.com)
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| 322 | * @param expression An string
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| 323 | 9532 | caballero | * @return A boolean value
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| 324 | 9494 | ppiqueras | */
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| 325 | private boolean filterExpressionFromWhereIsEmpty(String expression) { |
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| 326 | String subExpression = expression.trim();
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| 327 | 9532 | caballero | int pos;
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| 328 | |||
| 329 | 9494 | ppiqueras | // Remove last ';' if exists
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| 330 | if (subExpression.charAt(subExpression.length() -1) == ';') |
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| 331 | subExpression = subExpression.substring(0, subExpression.length() -1).trim(); |
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| 332 | 9532 | caballero | |
| 333 | 9494 | ppiqueras | // If there is no 'where' clause
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| 334 | if ((pos = subExpression.indexOf("where")) == -1) |
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| 335 | return false; |
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| 336 | 9532 | caballero | |
| 337 | 9494 | ppiqueras | // If there is no subexpression in the WHERE clause -> true
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| 338 | subExpression = subExpression.substring(pos + 5, subExpression.length()).trim(); // + 5 is the length of 'where' |
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| 339 | if ( subExpression.length() == 0 ) |
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| 340 | return true; |
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| 341 | else
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| 342 | return false; |
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| 343 | } |
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| 344 | 312 | fernando | |
| 345 | /**
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| 346 | 5005 | jorpiell | * @see com.iver.mdiApp.plugins.IExtension#isVisible()
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| 347 | 312 | fernando | */
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| 348 | public boolean isVisible() { |
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| 349 | 6880 | cesar | IWindow v = PluginServices.getMDIManager().getActiveWindow(); |
| 350 | 312 | fernando | |
| 351 | 855 | fernando | if (v == null) { |
| 352 | 312 | fernando | return false; |
| 353 | } |
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| 354 | 1219 | vcaballero | |
| 355 | 5900 | jorpiell | if (v instanceof Table) { |
| 356 | 312 | fernando | return true; |
| 357 | 2183 | fernando | } /*else {
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| 358 | 1219 | vcaballero | if (v instanceof com.iver.cit.gvsig.gui.View) {
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| 359 | 855 | fernando | com.iver.cit.gvsig.gui.View view = (com.iver.cit.gvsig.gui.View) v;
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| 360 | ProjectView pv = view.getModel();
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| 361 | 1219 | vcaballero | FLayer[] seleccionadas = pv.getMapContext().getLayers()
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| 362 | .getActives();
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| 363 | |||
| 364 | if (seleccionadas.length == 1) {
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| 365 | if (seleccionadas[0] instanceof AlphanumericData) {
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| 366 | 855 | fernando | return true;
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| 367 | }
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| 368 | 312 | fernando | }
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| 369 | }
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| 370 | 2183 | fernando | */
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| 371 | 312 | fernando | return false; |
| 372 | 2183 | fernando | //}
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| 373 | 312 | fernando | } |
| 374 | |||
| 375 | 596 | fernando | /**
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| 376 | 5005 | jorpiell | * @see com.iver.andami.plugins.IExtension#initialize()
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| 377 | 596 | fernando | */
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| 378 | 5005 | jorpiell | public void initialize() { |
| 379 | 14821 | jmvivo | registerIcons(); |
| 380 | 596 | fernando | } |
| 381 | |||
| 382 | 14821 | jmvivo | private void registerIcons(){ |
| 383 | 15647 | jmvivo | PluginServices.getIconTheme().registerDefault( |
| 384 | 14821 | jmvivo | "table-join",
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| 385 | this.getClass().getClassLoader().getResource("images/tablejoin.png") |
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| 386 | ); |
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| 387 | |||
| 388 | 15647 | jmvivo | PluginServices.getIconTheme().registerDefault( |
| 389 | 14821 | jmvivo | "table-link",
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| 390 | this.getClass().getClassLoader().getResource("images/tablelink.png") |
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| 391 | ); |
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| 392 | } |
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| 393 | |||
| 394 | 596 | fernando | /**
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| 395 | 5005 | jorpiell | * @see com.iver.andami.plugins.IExtension#isEnabled()
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| 396 | 596 | fernando | */
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| 397 | public boolean isEnabled() { |
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| 398 | 855 | fernando | return true; |
| 399 | 596 | fernando | } |
| 400 | 2183 | fernando | |
| 401 | 26051 | vcaballero | public void execJoin(ProjectTable sourceProjectTable, String field1, String prefix1, |
| 402 | ProjectTable targetProjectTable, String field2, String prefix2) { |
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| 403 | // get source table and source field
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| 404 | SelectableDataSource sds=null;
|
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| 405 | try {
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| 406 | sds = sourceProjectTable.getModelo().getRecordset(); |
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| 407 | } catch (ReadDriverException e) {
|
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| 408 | e.printStackTrace(); |
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| 409 | } |
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| 410 | String tableName1 = sds.getName();
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| 411 | // get target table and target field
|
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| 412 | try {
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| 413 | sds = targetProjectTable.getModelo().getRecordset(); |
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| 414 | } catch (ReadDriverException e) {
|
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| 415 | e.printStackTrace(); |
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| 416 | } |
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| 417 | String tableName2 = sds.getName();
|
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| 418 | // compute the join
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| 419 | String sql =
|
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| 420 | "custom com_iver_cit_gvsig_arcjoin tables '" +
|
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| 421 | tableName1 + "', '" + tableName2 + "' values(" + |
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| 422 | field1 + ", " + field2 + ");"; |
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| 423 | PluginServices.getLogger().debug(sql); |
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| 424 | 3940 | caballero | |
| 425 | 26051 | vcaballero | try {
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| 426 | SelectableDataSource result = new SelectableDataSource(LayerFactory.getDataSourceFactory()
|
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| 427 | .executeSQL(sql, |
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| 428 | DataSourceFactory.AUTOMATIC_OPENING)); |
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| 429 | EditableAdapter auxea=new EditableAdapter();
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| 430 | auxea.setOriginalDataSource(result); |
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| 431 | renameFields(auxea, sourceProjectTable, sanitizeFieldName(prefix1), |
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| 432 | targetProjectTable, sanitizeFieldName(prefix2)); |
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| 433 | 26291 | vcaballero | String[] currentJoinedTables = sourceProjectTable.getJoinedTables(); |
| 434 | String[] joinedTables; |
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| 435 | if (currentJoinedTables!=null) { |
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| 436 | joinedTables = new String[currentJoinedTables.length+1]; |
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| 437 | System.arraycopy(currentJoinedTables, 0, joinedTables, 0, currentJoinedTables.length); |
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| 438 | } |
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| 439 | else {
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| 440 | joinedTables = new String[1]; |
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| 441 | } |
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| 442 | joinedTables[joinedTables.length-1] = targetProjectTable.getName();
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| 443 | sourceProjectTable.setJoinTable(joinedTables); |
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| 444 | 26051 | vcaballero | sourceProjectTable.replaceDataSource(auxea); |
| 445 | } catch (ParseException e) { |
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| 446 | throw new RuntimeException(e); |
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| 447 | } catch (DriverLoadException e) {
|
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| 448 | NotificationManager.addError(PluginServices.getText(this, "Error_loading_driver"), |
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| 449 | e); |
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| 450 | } catch (ReadDriverException e) {
|
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| 451 | NotificationManager.addError(PluginServices.getText(this, "Error_reading_from_the_driver"), |
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| 452 | e); |
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| 453 | } catch (SemanticException e) {
|
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| 454 | throw new RuntimeException(e); |
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| 455 | } catch (EvaluationException e) {
|
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| 456 | NotificationManager.addError(PluginServices.getText(this, "Error_evaluationg_expression"), |
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| 457 | e); |
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| 458 | } |
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| 459 | } |
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| 460 | |||
| 461 | /**
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| 462 | * Renames fields in a JOIN, so that fields from TABLE1
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| 463 | * become sourcePrefix.field1, sourcePrefix.field2, etc, and fields
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| 464 | * from TABLE2 become targetPrefix.field1, targetPrefix.field2, etc.
|
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| 465 | * @param eds
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| 466 | * @param pt1
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| 467 | * @param pt1
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| 468 | */
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| 469 | private void renameFields(EditableAdapter eds, |
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| 470 | ProjectTable pt1, String sourcePrefix, ProjectTable pt2, String targetPrefix) { |
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| 471 | try {
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| 472 | SelectableDataSource sourceDS1 = pt1.getModelo().getRecordset(); |
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| 473 | SelectableDataSource sourceDS2 = pt2.getModelo().getRecordset(); |
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| 474 | SelectableDataSource joinDS = eds.getRecordset(); |
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| 475 | eds.startEdition(EditionEvent.ALPHANUMERIC); |
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| 476 | // rename fields from sourceDS1
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| 477 | for (int i=0; i<sourceDS1.getFieldCount(); i++) { |
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| 478 | String fieldName = sourceDS1.getFieldName(i);
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| 479 | |||
| 480 | if (joinDS.getFieldIndexByName(fieldName)!=-1) { |
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| 481 | eds.renameField(fieldName, sourcePrefix+"_"+fieldName);
|
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| 482 | } |
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| 483 | } |
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| 484 | // rename fields from sourceDS2
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| 485 | for (int i=0; i<sourceDS2.getFieldCount(); i++) { |
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| 486 | String fieldName = "link_"+sourceDS2.getFieldName(i); |
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| 487 | |||
| 488 | if (joinDS.getFieldIndexByName(fieldName)!=-1) { |
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| 489 | eds.renameField(fieldName, targetPrefix+"_"+sourceDS2.getFieldName(i));
|
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| 490 | } |
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| 491 | } |
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| 492 | } catch (ReadDriverException e) {
|
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| 493 | //just log the error, it's not bad if fields couldn't be removed
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| 494 | PluginServices.getLogger().error("Error renaming fields in a JOIN", e);
|
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| 495 | } catch (StartWriterVisitorException e) {
|
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| 496 | PluginServices.getLogger().error("Error renaming fields in a JOIN", e);
|
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| 497 | } |
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| 498 | } |
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| 499 | |||
| 500 | /**
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| 501 | * Ensure that field name only has 'safe' characters
|
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| 502 | * (no spaces, special characters, etc).
|
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| 503 | */
|
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| 504 | public String sanitizeFieldName(String fieldName) { |
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| 505 | return fieldName.replaceAll("\\W", "_"); // replace any non-word character by an underscore |
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| 506 | } |
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| 507 | |||
| 508 | 312 | fernando | } |