Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/utils/InputValidator.java @ 200:2f6a96610cb9

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Changed Configuration Folder to doc/conf gnv-artifacts/trunk@254 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Wed, 21 Oct 2009 10:27:16 +0000
parents 1b2fc94766c9
children 3e82b4f1c455
rev   line source
101
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1 /**
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2 *
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3 */
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4 package de.intevation.gnv.utils;
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5
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6 import org.apache.commons.validator.GenericValidator;
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7 import org.apache.log4j.Logger;
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8
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9 import com.vividsolutions.jts.geom.Coordinate;
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10 import com.vividsolutions.jts.geom.GeometryFactory;
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11 import com.vividsolutions.jts.geom.Point;
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12
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13 import de.intevation.gnv.geobackend.util.DateUtils;
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14 import de.intevation.gnv.utils.exception.ValidationException;
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15
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16 /**
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17 * @author Tim Englich <tim.englich@intevation.de>
171
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18 *
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19 */
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20 public class InputValidator {
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21 /**
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22 * the logger, used to log exceptions and additonaly information
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23 */
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24 private static Logger log = Logger.getLogger(InputValidator.class);
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25
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26 /**
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27 * Constructor
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28 */
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29 public InputValidator() {
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30 super();
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31 }
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32
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33 public boolean isInputValid(String input, String type) {
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34 log.debug("InputValidator.isInputValid " + input + " " + type);
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35 boolean returnValue = false;
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36 String[] values = input.split(",");
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37 for (int i = 0; i < values.length; i++) {
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38 boolean valid;
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39 if ("Integer".equalsIgnoreCase(type)) {
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40 valid = GenericValidator.isInt(values[i].trim());
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41 } else if ("Double".equalsIgnoreCase(type)) {
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42 valid = GenericValidator.isDouble(values[i].trim());
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43 } else if ("String".equalsIgnoreCase(type)) {
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44 valid = GenericValidator.matchRegexp(values[i], "[a-zA-Z0-9]"); // TODO:
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45 // FIXME:
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46 // VALIDATE
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47 // REGEXP
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48 } else if ("Date".equalsIgnoreCase(type)) {
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49 valid = GenericValidator.isDate(values[i].trim(),
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50 DateUtils.DATE_PATTERN, true);
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51 } else if ("Point".equalsIgnoreCase(type)) {
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52 valid = GenericValidator.matchRegexp(values[i], "[0-9]"); // TODO:
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53 // FIXME:
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54 // VALIDATE
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55 // REGEXP
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56 } else if ("AttributeName".equalsIgnoreCase(type)) {
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57 valid = org.apache.commons.validator.GenericValidator
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58 .matchRegexp(values[i], "[a-zA-Z0-9]"); // TODO: FIXME:
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59 // VALIDATE
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60 // REGEXP
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61 } else if ("Coordinate".equalsIgnoreCase(type)) {
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62 try {
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63 valid = this.getPointValue(values[i]) != null;
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64 } catch (ValidationException e) {
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65 log.debug(e.getMessage());
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66 valid = false;
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67 }
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68 } else {
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69 valid = false;
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70 }
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71 if (!valid) {
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72 returnValue = false;
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73 break;
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74 } else {
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75 returnValue = true;
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76 }
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77 }
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78 log.debug("Is valid? " + returnValue);
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79 return returnValue;
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80 }
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81
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82
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83 public Point getPointValue(String value) throws ValidationException{
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84 log.debug("InputValidator.getPointValue " + value);
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85 String[] s, p;
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86
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87 double x=0,y=0;
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88 log.info("Position :"+value);
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89 s = value.split(" ");
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90 if (s.length != 2) {
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91 throw new ValidationException("Kein Blank separiert Breite und L�nge");
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92 }
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93 p = s[0].split("[nNsS]");
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94 try {
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95 if (p.length == 1)
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96 y = new Double(p[0]);
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97 else
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98 y = new Double(p[0]) + new Double(p[1]) / new Double(60.);
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99 if (s[0].toLowerCase().contains("s"))
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100 y = -y;
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101 }
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102 catch (Exception e) {
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103 throw new ValidationException("Kein N|S oder nicht im ersten Substring, zB 56n42");
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104
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105 }
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106 p = s[1].split("[eEwW]");
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107 try {
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108 if (p.length ==1)
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109 x = new Double(p[0]);
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110 else
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111 x = new Double(p[0]) + new Double(p[1]) / new Double(60.) ;
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112 if (s[1].toLowerCase().contains("w"))
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113 x = -x;
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114 }
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115 catch (Exception e) {
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116 throw new ValidationException("Kein E|W oder nicht im zweiten Substring");
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117 }
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118 return new GeometryFactory().createPoint(new Coordinate(x,y));
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119 }
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120
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121 }
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