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annotate flys-artifacts/src/main/java/de/intevation/flys/themes/ThemeMapping.java @ 1828:9562ca537143

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Added new optional condition for theme-mappings: the output name. flys-artifacts/trunk@3158 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Fri, 04 Nov 2011 08:59:42 +0000
parents 6ed439ff61bf
children e74e707ff650
rev   line source
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d2a17e990c70 Improved the Themes: we now support special themes for facets which need to match a given pattern string.
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parents:
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1 package de.intevation.flys.themes;
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3 import org.apache.log4j.Logger;
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4
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5 import java.io.Serializable;
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6 import java.util.regex.Matcher;
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7 import java.util.regex.Pattern;
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9 import de.intevation.flys.artifacts.FLYSArtifact;
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11 /**
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12 * Represents mapping to a theme (including conditions).
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13 */
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14 public class ThemeMapping implements Serializable {
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16 /** The logger that is used in this class */
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17 private static Logger logger = Logger.getLogger(ThemeMapping.class);
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18
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19 /** Name from which to map. */
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20 protected String from;
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21
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22 /** Name to which to map. */
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23 protected String to;
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24
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25 /** Given pattern (held against facet description). */
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26 protected String patternStr;
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28 /** Given masterAttr pattern (held against masterartifacts attributes). */
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29 protected String masterAttr;
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30
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31 /** Given output for which mapping is valid. */
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32 protected String output;
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33
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34 protected Pattern pattern;
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35
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36
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37 public ThemeMapping(String from, String to) {
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38 this(from, to, null, null, null);
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39 }
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42 public ThemeMapping(
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43 String from,
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44 String to,
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45 String patternStr,
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46 String masterAttr,
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47 String output)
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48 {
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49 this.from = from;
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50 this.to = to;
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51 this.patternStr = patternStr;
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52 this.masterAttr = masterAttr;
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53 this.output = output;
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54
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55 this.pattern = Pattern.compile(patternStr);
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56 }
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57
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58
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59 public String getFrom() {
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60 return from;
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61 }
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62
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63
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64 /**
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65 * Get name of theme that is mapped to.
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66 */
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67 public String getTo() {
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68 return to;
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69 }
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70
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72 /**
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73 * Get pattern.
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74 */
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75 public String getPatternStr() {
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76 return patternStr;
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77 }
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78
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79
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80 /**
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81 * Match regular expression against text.
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82 *
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83 * @param text string to be matched against.
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84 * @return true if pattern matches text or pattern is empty.
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85 */
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86 public boolean applyPattern(String text) {
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87 if (patternStr == null || patternStr.equals("")) {
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88 return true;
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89 }
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90 Matcher m = pattern.matcher(text);
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91 return m.matches();
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92 }
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93
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94
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95 /**
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96 * Inspects Artifacts data given the masterAttr-condition.
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97 *
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98 * The only condition implemented so far is 'key==value', for which
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99 * the Artifacts data with name "key" has to be of value "value" in order
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100 * for true to be returned.
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101 *
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102 * @param artifact Artifact of which to inspect data.
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103 * @return true if no condition is specified or condition is met.
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104 */
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105 public boolean masterAttrMatches(FLYSArtifact artifact) {
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106 if (masterAttr == null || masterAttr.equals("")) {
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107 return true;
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108 }
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parents: 1747
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109
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parents: 1747
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110 // Operator split.
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parents: 1747
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111 String[] parts = masterAttr.split("==");
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parents: 1747
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112 if (parts.length != 2) {
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113 logger.error("ThemeMapping could not parse masterAttr.-condition:_"
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parents: 1747
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114 + masterAttr + "_");
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parents: 1747
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115 return false;
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parents: 1747
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116 }
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parents: 1747
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117
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1747
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118 // Test.
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parents: 1747
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119 return artifact.getDataAsString(parts[0]).equals(parts[1]);
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parents: 1747
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120 }
1828
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parents: 1822
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121
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parents: 1822
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122
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1822
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123 /**
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124 * Returns true if no output condition exists, or the condition is met
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125 * in parameter output.
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parents: 1822
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126 */
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parents: 1822
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127 public boolean outputMatches(String output) {
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128 if (this.output == null || this.output.equals("")) {
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129 return true;
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parents: 1822
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130 }
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parents: 1822
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131
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parents: 1822
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132 return this.output.equals(output);
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parents: 1822
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133 }
1747
d2a17e990c70 Improved the Themes: we now support special themes for facets which need to match a given pattern string.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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134 }
d2a17e990c70 Improved the Themes: we now support special themes for facets which need to match a given pattern string.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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135 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org