Revision 9704
| trunk/extensions/extWFS2/src-test/com/iver/cit/gvsig/gui/panels/ValidationOfFilter_Test.java | ||
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package com.iver.cit.gvsig.gui.panels; |
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import java.text.DateFormat; |
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import java.text.ParseException; |
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import java.util.HashMap; |
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import java.util.HashSet; |
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import java.util.Map; |
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import java.util.Set; |
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import java.util.StringTokenizer; |
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import javax.swing.JOptionPane; |
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import junit.framework.TestCase; |
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import com.iver.andami.PluginServices; |
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import com.iver.cit.gvsig.sqlQueryValidation.SQLQueryValidation; |
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import com.iver.utiles.stringNumberUtilities.StringNumberUtilities; |
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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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/** |
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* This class tests a simply version of the method of validation a filter |
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* |
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* @author Pablo Piqueras Bartolom? (p_queras@hotmail.com) |
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*/ |
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public class ValidationOfFilter_Test extends TestCase{
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Map allFieldsAndValuesKnownOfCurrentLayer; |
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Set _operatorSymbols = null; |
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String query; |
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/* |
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* (non-Javadoc) |
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* @see junit.framework.TestCase#setUp() |
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*/ |
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protected void setUp() throws Exception {
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super.setUp(); |
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// Add some fields as example |
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allFieldsAndValuesKnownOfCurrentLayer = new HashMap(); |
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allFieldsAndValuesKnownOfCurrentLayer.put("gid", new HashMap());
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allFieldsAndValuesKnownOfCurrentLayer.put("entity", new HashMap());
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allFieldsAndValuesKnownOfCurrentLayer.put("layer", new HashMap());
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allFieldsAndValuesKnownOfCurrentLayer.put("elevation", new HashMap());
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allFieldsAndValuesKnownOfCurrentLayer.put("color", new HashMap());
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allFieldsAndValuesKnownOfCurrentLayer.put("codigo", new HashMap());
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allFieldsAndValuesKnownOfCurrentLayer.put("tipo", new HashMap());
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allFieldsAndValuesKnownOfCurrentLayer.put("fecha", new HashMap());
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// At beginning: no query |
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query = new String(); |
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} |
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/* |
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* (non-Javadoc) |
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* @see junit.framework.TestCase#tearDown() |
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*/ |
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protected void tearDown() throws Exception {
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super.tearDown(); |
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} |
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///// TESTS ///// |
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/** |
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* A test (Correct) |
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*/ |
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public void test1() {
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query = new String("\"codigo\" = 'Canal d'Elx'");
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System.out.print("? Es v?lida '" + query + "' ? ");
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if (validateExpression(query)) |
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System.out.println("Si.");
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else |
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System.out.println("No.");
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} |
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/** |
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* A test (Correct) |
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*/ |
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public void test2() {
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query = new String("\"codigo\" = 'R?o de Bu?ol'");
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System.out.print("? Es v?lida '" + query + "' ? ");
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if (validateExpression(query)) |
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System.out.println("Si.");
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else |
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System.out.println("No.");
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} |
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/** |
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* A test (Correct) |
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*/ |
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public void test3() {
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query = new String("\"codigo\" = 'els Banys de la Tia Joana'");
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System.out.print("? Es v?lida '" + query + "' ? ");
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if (validateExpression(query)) |
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System.out.println("Si.");
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else |
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System.out.println("No.");
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} |
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/** |
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* A test (Correct) |
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*/ |
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public void test4() {
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query = new String("\"codigo\" = 'Barranc d'Adell'");
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System.out.print("? Es v?lida '" + query + "' ? ");
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if (validateExpression(query)) |
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System.out.println("Si.");
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else |
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System.out.println("No.");
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} |
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/** |
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* A test (Correct) |
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*/ |
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public void test5() {
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query = new String("\"codigo\" = 'els Banys de la Tia Joana' or \"fecha\" = Date(25-ene-2007) or \"fecha\" = Date(03-mar-2008) or \"codigo\" = 'Barranc d'Adell'");
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System.out.print("? Es v?lida '" + query + "' ? ");
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if (validateExpression(query)) |
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System.out.println("Si.");
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else |
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System.out.println("No.");
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} |
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/** |
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* A test (Correct) |
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*/ |
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public void test6() {
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query = new String(""); // Without query
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System.out.print("? Es v?lida '" + query + "' ? ");
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if (validateExpression(query)) |
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System.out.println("Si.");
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else |
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System.out.println("No.");
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} |
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/** |
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* A test (Incorrect) |
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*/ |
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public void test7() {
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query = new String("\"id\" = '354' and \"id\" > '697'");
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System.out.print("? Es v?lida '" + query + "' ? ");
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if (validateExpression(query)) |
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System.out.println("Si.");
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else |
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System.out.println("No.");
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} |
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/** |
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* A test (Correct) |
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*/ |
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public void test8() {
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query = new String("\"elevation\" = 354 and \"elevation\" > 697");
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System.out.print("? Es v?lida '" + query + "' ? ");
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if (validateExpression(query)) |
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System.out.println("Si.");
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else |
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System.out.println("No.");
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} |
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///// END TESTS ///// |
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///// METHODS RELATED WITH THE VALIDATION OF THE QUERY ///// |
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/** |
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* Checks the filter expression if it's correct |
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* |
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* @param query The query expression to analyze |
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* @return True if it's valid or false if not |
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*/ |
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private boolean validateExpression(String query) {
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// If it's an empty query -> ok |
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if (query.trim().length() == 0) |
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return true; |
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// Replace all Date(dd-mmm-yyyy) format to ddd-mmm-yyyy (characters will replaced to spaces) |
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int index = 0; |
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String query_copy = new String(query); |
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while ((index = query_copy.indexOf("Date(", index)) != -1) {
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if (index > 0) {
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if ((query_copy.charAt(index-1) != ' ') && (query_copy.charAt(index-1) != '('))
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break; |
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} |
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if (((index + 16) < query_copy.length()) && (query_copy.charAt(index + 16) == ')')) { // +17 is the length of Date(dd-mmm-yyyy)
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if ((index + 17) < query_copy.length()) {
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query_copy = query_copy.substring(0, index) + " " + query_copy.substring(index+6, index+16) + " " + query_copy.substring(index+17); |
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} |
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else {
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query_copy = query_copy.substring(0, index) + " " + query_copy.substring(index+6, index+16); |
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} |
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} |
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} |
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SQLQueryValidation sQLQueryValidation = new SQLQueryValidation(query_copy, true); |
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// Tries to validate the query, and if fails shows a message |
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if (!sQLQueryValidation.validateQuery()) {
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JOptionPane.showMessageDialog(null, PluginServices.getText(null, "filter_with_an_incorrect_format") + ": " + PluginServices.getText(null, "finded") + " " + sQLQueryValidation.getTokenThatProducedTheSyntacticError() + " " + PluginServices.getText(null, "in") + " " + sQLQueryValidation.getErrorPositionAsMessage() + ".", PluginServices.getText(null, "error_validating_filter_query"), JOptionPane.ERROR_MESSAGE); |
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return false; |
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} |
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else {
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// Analyzes tokens in query |
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StringTokenizer tokens = new StringTokenizer(query, " "); |
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String token, token_aux; |
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boolean finish = false; |
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while (tokens.hasMoreTokens()) {
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token = tokens.nextToken().trim(); |
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if (token.charAt(0) == '\'') {
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if (token.charAt(token.length() -1) != '\'') {
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while (!finish) {
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if (!tokens.hasMoreTokens()) {
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JOptionPane.showMessageDialog(null, PluginServices.getText(null, "filter_with_an_incorrect_format") + ": " + PluginServices.getText(null, "the_token") + " " + token + " " + PluginServices.getText(null, "has_bad_format"), PluginServices.getText(null, "error_validating_filter_query"), JOptionPane.ERROR_MESSAGE); |
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return false; |
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} |
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else {
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token_aux = tokens.nextToken().trim(); |
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token += " " + token_aux; |
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if (token_aux.charAt(token_aux.length() -1) == '\'') |
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finish = true; |
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} |
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} |
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finish = false; |
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} |
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} |
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if (token.charAt(0) == '\"') {
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if (token.charAt(token.length() -1) != '\"') {
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while (!finish) {
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if (!tokens.hasMoreTokens()) {
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JOptionPane.showMessageDialog(null, PluginServices.getText(null, "filter_with_an_incorrect_format") + ": " + PluginServices.getText(null, "the_token") + " " + token + " " + PluginServices.getText(null, "has_bad_format"), PluginServices.getText(null, "error_validating_filter_query"), JOptionPane.ERROR_MESSAGE); |
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return false; |
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} |
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else {
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token_aux = tokens.nextToken().trim(); |
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token += " " + token_aux; |
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if (token_aux.charAt(token_aux.length() -1) == '\"') |
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finish = true; |
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} |
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} |
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finish = false; |
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} |
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} |
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// Tries to find an invalid token |
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if (token.length() > 0) {
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// Validates if a supposed field exists |
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if ( (token.length() > 2) && (token.charAt(0) == '\"') && (token.charAt(token.length()-1) == '\"') ) {
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if (! this.isAField(token.substring(1, token.length()-1))) {
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JOptionPane.showMessageDialog(null, PluginServices.getText(null, "filter_with_an_incorrect_format") + ": " + PluginServices.getText(null, "the_token") + " " + token + " " + PluginServices.getText(null, "isnt_a_field_of_layer"), PluginServices.getText(null, "error_validating_filter_query"), JOptionPane.ERROR_MESSAGE); |
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return false; |
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} |
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} |
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else {
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// If it's an string -> ignore |
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if (! ((token.charAt(0) == token.charAt(token.length() - 1)) && (token.charAt(0) == '\''))) {
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// If it's a date -> ignore |
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int returnValue = validateDate(token); |
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if (returnValue == 1) {
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JOptionPane.showMessageDialog(null, PluginServices.getText(null, "filter_with_an_incorrect_format") + ": " + PluginServices.getText(null, "incorrect_format_on_date") + " " + token.substring(5, 16) + " .", PluginServices.getText(null, "error_validating_filter_query"), JOptionPane.ERROR_MESSAGE); |
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return false; |
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} |
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if (returnValue == 2) {
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// Else -> Checks if the current token is a valid number or symbol |
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if ((! StringNumberUtilities.isNumber(token)) && (! this.isAnOperatorNameOrSymbol(token, getAllOperatorSymbols()))) {
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JOptionPane.showMessageDialog(null, PluginServices.getText(null, "filter_with_an_incorrect_format") + ": " + PluginServices.getText(null, "not_valid_token") + ": " + token, PluginServices.getText(null, "error_validating_filter_query"), JOptionPane.ERROR_MESSAGE); |
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return false; |
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} |
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} |
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} |
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} |
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} |
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} |
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// If has validate all tokens -> query validated |
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return true; |
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} |
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} |
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/** |
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* Returns true if there is a field with the same name as 'text' |
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* |
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* @param text An string |
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* @return A boolean value |
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*/ |
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private boolean isAField(String text) {
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return this.allFieldsAndValuesKnownOfCurrentLayer.containsKey(text); |
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} |
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/** |
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* Returns true if there is the 'text' is a symbol or a operator name |
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* |
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* @param text An string |
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* @return A boolean value |
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*/ |
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private boolean isAnOperatorNameOrSymbol(String text, Set operatorNamesAndSymbols) {
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// We will ignore the case sensitive (all the rest of operators are in lower case) |
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return operatorNamesAndSymbols.contains(text.toLowerCase()); |
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} |
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/** |
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* Validates if a text has a correct date format as Date(dd-mmm-yyyy) (Ex. Date(03-feb-2004) ) |
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* |
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* @param text |
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* @return 0 -> if has a date format; 1 -> if it's a date that has a but format; 2 -> if it isn't a date |
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*/ |
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private int validateDate(String text) {
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// If it's a date -> check if format is correct (Ex. Date(01-feb-2004) ) |
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if ( ((text.length() == 17) && (text.startsWith("Date(")) && (text.endsWith(")"))) && (text.charAt(7) == '-') && (text.charAt(11) == '-') ) {
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if ( (StringNumberUtilities.isNaturalNumber(text.substring(5, 7))) && (StringNumberUtilities.isNaturalNumber(text.substring(12, 16))) ) {
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try {
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// If can parse the date -> date with a correct format |
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DateFormat.getDateInstance().parse(text.substring(5, 16)); |
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return 0; |
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} catch (ParseException e) {
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// If can't parse the date -> date with an incorrect format |
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return 1; |
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} |
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} |
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else {
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return 1; |
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} |
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} |
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return 2; |
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} |
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///// END METHODS RELATED WITH THE VALIDATION OF THE QUERY ///// |
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///// OTHER METHOD AUXILIARS ///// |
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private Set getAllOperatorSymbols() {
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if (_operatorSymbols == null) {
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// Add some operations as example |
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_operatorSymbols = new HashSet(); |
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_operatorSymbols.add("and");
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// operatorSymbols.add("Date");
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_operatorSymbols.add("<>"); // In SQL this is the formal operator
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_operatorSymbols.add("!="); // This operator is also supported
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_operatorSymbols.add("=");
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_operatorSymbols.add(">=");
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_operatorSymbols.add("<=");
|
|
| 407 |
_operatorSymbols.add(">");
|
|
| 408 |
_operatorSymbols.add("not");
|
|
| 409 |
_operatorSymbols.add("or");
|
|
| 410 |
_operatorSymbols.add("(");
|
|
| 411 |
_operatorSymbols.add(")");
|
|
| 412 |
_operatorSymbols.add("<");
|
|
| 413 |
} |
|
| 414 |
|
|
| 415 |
return _operatorSymbols; |
|
| 416 |
} |
|
| 417 |
|
|
| 418 |
///// END OTHER METHOD AUXILIARS ///// |
|
| 419 |
} |
|
| 0 | 420 | |
Also available in: Unified diff