Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/utils/InputValidator.java @ 222:3e82b4f1c455

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Removed some Compilation-Errors according to API-Changes in the ArtifactDatabase. Added the possibility to switch to an alternative Transition. gnv-artifacts/trunk@284 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Thu, 05 Nov 2009 14:45:54 +0000
parents 1b2fc94766c9
children f1e7ddeef5bc
rev   line source
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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>
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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 public final static String NODATASELECTEDVALUE = "n/n";
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28
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29 /**
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30 * Constructor
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31 */
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32 public InputValidator() {
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33 super();
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34 }
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35
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36 public boolean isInputValid(String input, String type) {
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37 log.debug("InputValidator.isInputValid " + input + " " + type);
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38 boolean returnValue = false;
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39 String[] values = input.split(",");
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40 for (int i = 0; i < values.length; i++) {
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41 boolean valid;
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42
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43 if (NODATASELECTEDVALUE.equals(values[i].trim())){
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44 valid = true;
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45 } else if ("Integer".equalsIgnoreCase(type)) {
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46 valid = GenericValidator.isInt(values[i].trim());
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47 } else if ("Double".equalsIgnoreCase(type)) {
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48 valid = GenericValidator.isDouble(values[i].trim());
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49 } else if ("String".equalsIgnoreCase(type)) {
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50 valid = GenericValidator.matchRegexp(values[i], "[a-zA-Z0-9]"); // TODO:
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51 // FIXME:
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52 // VALIDATE
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53 // REGEXP
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54 } else if ("Date".equalsIgnoreCase(type)) {
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55 valid = GenericValidator.isDate(values[i].trim(),
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56 DateUtils.DATE_PATTERN, true);
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57 } else if ("Point".equalsIgnoreCase(type)) {
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58 valid = GenericValidator.matchRegexp(values[i], "[0-9]"); // TODO:
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59 // FIXME:
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60 // VALIDATE
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61 // REGEXP
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62 } else if ("AttributeName".equalsIgnoreCase(type)) {
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63 valid = org.apache.commons.validator.GenericValidator
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64 .matchRegexp(values[i], "[a-zA-Z0-9]"); // TODO: FIXME:
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65 // VALIDATE
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66 // REGEXP
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67 } else if ("Coordinate".equalsIgnoreCase(type)) {
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68 try {
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69 valid = this.getPointValue(values[i]) != null;
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70 } catch (ValidationException e) {
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71 log.debug(e.getMessage());
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72 valid = false;
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73 }
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74 } else {
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75 valid = false;
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76 }
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77 if (!valid) {
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78 returnValue = false;
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79 break;
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80 } else {
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81 returnValue = true;
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82 }
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83 }
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84 log.debug("Is valid? " + returnValue);
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85 return returnValue;
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86 }
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87
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88
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89 public Point getPointValue(String value) throws ValidationException{
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90 log.debug("InputValidator.getPointValue " + value);
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91 String[] s, p;
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92
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93 double x=0,y=0;
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94 log.info("Position :"+value);
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95 s = value.split(" ");
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96 if (s.length != 2) {
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97 throw new ValidationException("Kein Blank separiert Breite und L�nge");
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98 }
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99 p = s[0].split("[nNsS]");
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100 try {
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101 if (p.length == 1)
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102 y = new Double(p[0]);
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103 else
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104 y = new Double(p[0]) + new Double(p[1]) / new Double(60.);
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105 if (s[0].toLowerCase().contains("s"))
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106 y = -y;
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107 }
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108 catch (Exception e) {
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109 throw new ValidationException("Kein N|S oder nicht im ersten Substring, zB 56n42");
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110
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111 }
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112 p = s[1].split("[eEwW]");
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113 try {
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114 if (p.length ==1)
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115 x = new Double(p[0]);
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116 else
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117 x = new Double(p[0]) + new Double(p[1]) / new Double(60.) ;
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118 if (s[1].toLowerCase().contains("w"))
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119 x = -x;
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120 }
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121 catch (Exception e) {
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122 throw new ValidationException("Kein E|W oder nicht im zweiten Substring");
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123 }
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124 return new GeometryFactory().createPoint(new Coordinate(x,y));
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125 }
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126
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127 }
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