Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/exports/ShapeExporter.java @ 9726:0a5239a1e46e 3.2.x

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Upgrade to Log4j 2
author Tom Gottfried <tom@intevation.de>
date Wed, 02 Mar 2022 10:26:50 +0100
parents a805211690f7
children
rev   line source
8858
a805211690f7 Fix license headers.
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
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9 package org.dive4elements.river.exports;
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10
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11 import java.io.File;
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12 import java.io.FileFilter;
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13 import java.io.IOException;
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14 import java.io.OutputStream;
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15
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16 import org.apache.logging.log4j.Logger;
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17 import org.apache.logging.log4j.LogManager;
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18 import org.dive4elements.artifactdatabase.state.ArtifactAndFacet;
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19 import org.dive4elements.artifactdatabase.state.Settings;
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20 import org.dive4elements.artifacts.Artifact;
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21 import org.dive4elements.artifacts.CallContext;
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22 import org.dive4elements.artifacts.common.ArtifactNamespaceContext;
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23 import org.dive4elements.artifacts.common.utils.FileTools;
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24 import org.dive4elements.artifacts.common.utils.XMLUtils;
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25 import org.dive4elements.river.collections.D4EArtifactCollection;
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26 import org.dive4elements.river.themes.ThemeDocument;
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27 import org.w3c.dom.Document;
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28
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29
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30 public class ShapeExporter implements OutGenerator
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31 {
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32 private static final String XPATH_FACET = "/art:action/@art:type";
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33 private static Logger log = LogManager.getLogger(ShapeExporter.class);
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34 private Artifact master;
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35 private Document request;
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36 private OutputStream out;
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37 private CallContext context;
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38 private D4EArtifactCollection collection;
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39 private String facet;
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40 private File dir;
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41 private String outName;
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42
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43 @Override
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44 public void setup(Object config) {
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45 log.debug("ShapeExporter.setup");
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46 }
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47
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48 @Override
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49 public void init(
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50 String outName,
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51 Document request,
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52 OutputStream out,
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53 CallContext context
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54 ) {
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55 this.outName = outName;
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56 this.request = request;
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57 this.out = out;
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58 this.context = context;
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59 }
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60
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61 @Override
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62 public void setMasterArtifact(Artifact master) {
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63 this.master = master;
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64 }
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65
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66 @Override
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67 public void setCollection(D4EArtifactCollection collection) {
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68 this.collection = collection;
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69 }
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70
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71 @Override
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72 public void doOut(
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73 ArtifactAndFacet bundle,
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74 ThemeDocument attr,
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75 boolean visible
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76 ) {
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77 String name = bundle.getFacetName();
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78
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79 if (!isFacetValid(name)) {
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80 log.debug("Facet '" + name + "' is not valid for this exporter!");
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81 return;
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82 }
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83
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84 addData(bundle.getData(context));
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85 }
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86
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87 private void addData(Object data) {
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88 if (data instanceof File) {
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89 this.dir = (File)data;
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90 }
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91 }
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92
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93 private boolean isFacetValid(String name) {
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94 String thisFacet = getFacet();
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95 if (thisFacet == null || thisFacet.length() == 0) {
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96 return false;
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97 }
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98 else if (facet == null || facet.length() == 0) {
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99 return false;
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100 }
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101 else {
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102 return thisFacet.equals(facet);
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103 }
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104 }
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105
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106
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107 /**
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108 * Returns the name of the desired facet.
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109 *
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110 * @return the name of the desired facet.
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111 */
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112 protected String getFacet() {
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113 if (facet == null) {
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114 facet = getFacetFromRequest();
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115 }
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116
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117 return facet;
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118 }
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119
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120 @Override
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121 public void generate() throws IOException {
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122 FileFilter filter = new FileFilter() {
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123 @Override
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124 public boolean accept(File pathname) {
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125 if (pathname.getName().startsWith("wsplgen") &&
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126 !pathname.getName().endsWith(".par")) {
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127 return true;
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128 }
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129 else {
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130 return false;
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131 }
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132 }
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133 };
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134 FileTools.createZipArchive(this.dir, out, filter);
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135 out.close();
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136 }
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137
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138 @Override
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139 public void setSettings(Settings settings) {
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140 //Do nothing.
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141 }
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142
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143 @Override
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144 public Settings getSettings() {
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145 // This exporter has no settings.
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146 return null;
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147 }
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148
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149 /**
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150 * Extracts the name of the requested facet from request document.
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151 *
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152 * @return the name of the requested facet.
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153 */
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154 protected String getFacetFromRequest() {
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155 return XMLUtils.xpathString(
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156 request, XPATH_FACET, ArtifactNamespaceContext.INSTANCE);
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157 }
5919
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158 }
http://dive4elements.wald.intevation.org