Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/utils/InputValidator.java @ 478:0e0c64c821dc

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Added support to step back to the point for choosing a product. gnv-artifacts/trunk@547 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Fri, 15 Jan 2010 18:21:49 +0000
parents 3ddc22aab764
children 1efb6a66c7d9
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 java.util.Date;
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7
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8 import org.apache.commons.validator.GenericValidator;
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9 import org.apache.log4j.Logger;
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10
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11 import com.vividsolutions.jts.geom.Coordinate;
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12 import com.vividsolutions.jts.geom.GeometryFactory;
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13 import com.vividsolutions.jts.geom.Point;
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14
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15 import de.intevation.gnv.geobackend.util.DateUtils;
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16 import de.intevation.gnv.utils.exception.ValidationException;
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17
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18 /**
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19 * @author Tim Englich <tim.englich@intevation.de>
171
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20 *
101
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21 */
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22 public class InputValidator {
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23 /**
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24 * the logger, used to log exceptions and additonaly information
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25 */
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26 private static Logger log = Logger.getLogger(InputValidator.class);
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27
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28
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29 public final static String NODATASELECTEDVALUE = "n/n";
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30
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31 /**
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32 * Constructor
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33 */
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34 public InputValidator() {
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35 super();
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36 }
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37
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38 public boolean isInputValid(String minInput, String maxInput, String type) {
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39 log.debug("InputValidator.isInputValid " + minInput + " " + maxInput + " " +type);
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40 boolean returnValue = false;
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41 if ("Date".equalsIgnoreCase(type)) {
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42 try {
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43 Date min = DateUtils.getDateFromString(minInput,DateUtils.DATE_PATTERN);
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44 Date max = DateUtils.getDateFromString(maxInput,DateUtils.DATE_PATTERN);
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45 int value = max.compareTo(min);
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46 returnValue = value >= 0;
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47 } catch (Exception e) {
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48 log.error(e,e);
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49 }
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50 } else if ("Double".equalsIgnoreCase(type)) {
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51 try {
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52 double min = Double.parseDouble(minInput);
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53 double max = Double.parseDouble(maxInput);
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54 returnValue = max >= min;
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55 } catch (Exception e) {
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56 log.error(e,e);
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57 }
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58 }
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59 log.debug("Is valid? " + returnValue);
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60 return returnValue;
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61 }
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62
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63 public boolean isInputValid(String input, String type) {
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64 log.debug("InputValidator.isInputValid " + input + " " + type);
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65 boolean returnValue = false;
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66 String[] values = input.split(",");
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67 for (int i = 0; i < values.length; i++) {
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68 boolean valid;
222
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69
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70 if (NODATASELECTEDVALUE.equals(values[i].trim())){
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71 valid = true;
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72 } else if ("Integer".equalsIgnoreCase(type)) {
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73 valid = GenericValidator.isInt(values[i].trim());
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74 } else if ("Double".equalsIgnoreCase(type)) {
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75 valid = GenericValidator.isDouble(values[i].trim());
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76 } else if ("String".equalsIgnoreCase(type)) {
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77 valid = GenericValidator.matchRegexp(values[i], "[a-zA-Z0-9]"); // TODO:
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78 // FIXME:
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79 // VALIDATE
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80 // REGEXP
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81 } else if ("Date".equalsIgnoreCase(type)) {
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82 valid = GenericValidator.isDate(values[i].trim(),
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83 DateUtils.DATE_PATTERN, true);
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84 } else if ("Point".equalsIgnoreCase(type)) {
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85 valid = GenericValidator.matchRegexp(values[i], "[0-9]"); // TODO:
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86 // FIXME:
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87 // VALIDATE
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88 // REGEXP
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89 } else if ("AttributeName".equalsIgnoreCase(type)) {
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90 valid = org.apache.commons.validator.GenericValidator
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91 .matchRegexp(values[i], "[a-zA-Z0-9]"); // TODO: FIXME:
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92 // VALIDATE
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93 // REGEXP
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94 } else if ("Coordinate".equalsIgnoreCase(type)) {
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95 try {
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96 valid = this.getPointValue(values[i]) != null;
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97 } catch (ValidationException e) {
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98 log.debug(e.getMessage());
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99 valid = false;
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100 }
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101 } else {
101
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102 valid = false;
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103 }
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104 if (!valid) {
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105 returnValue = false;
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106 break;
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107 } else {
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108 returnValue = true;
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109 }
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110 }
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111 log.debug("Is valid? " + returnValue);
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112 return returnValue;
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113 }
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114
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115
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116 public Point getPointValue(String value) throws ValidationException{
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117 log.debug("InputValidator.getPointValue " + value);
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118 String[] s, p;
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119
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120 double x=0,y=0;
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121 log.info("Position :"+value);
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122 s = value.split(" ");
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123 if (s.length != 2) {
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124 throw new ValidationException("Kein Blank separiert Breite und Länge");
173
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125 }
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126 p = s[0].split("[nNsS]");
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127 try {
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128 if (p.length == 1)
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129 y = new Double(p[0]);
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130 else
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131 y = new Double(p[0]) + new Double(p[1]) / new Double(60.);
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132 if (s[0].toLowerCase().contains("s"))
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133 y = -y;
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134 }
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135 catch (Exception e) {
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136 throw new ValidationException("Kein N|S oder nicht im ersten Substring, zB 56n42");
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137
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138 }
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139 p = s[1].split("[eEwW]");
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140 try {
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141 if (p.length ==1)
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142 x = new Double(p[0]);
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143 else
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144 x = new Double(p[0]) + new Double(p[1]) / new Double(60.) ;
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145 if (s[1].toLowerCase().contains("w"))
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146 x = -x;
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147 }
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148 catch (Exception e) {
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149 throw new ValidationException("Kein E|W oder nicht im zweiten Substring");
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150 }
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151 return new GeometryFactory().createPoint(new Coordinate(x,y));
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152 }
101
e01c163ea5b0 Inputvalidation for String, Integer and Date Values added.
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parents:
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153
e01c163ea5b0 Inputvalidation for String, Integer and Date Values added.
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154 }
http://dive4elements.wald.intevation.org