Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/services/meta/Builder.java @ 963:f48cef242e7f

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Datacage: recommendation mechanism now accepts nodes to append results. flys-artifacts/trunk@2382 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Wed, 20 Jul 2011 22:03:50 +0000
parents 2de1808503be
children 0c8aca463bd4
rev   line source
372
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1 package de.intevation.flys.artifacts.services.meta;
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2
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3 import java.util.regex.Matcher;
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4
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5 import java.util.ArrayList;
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6 import java.util.List;
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7 import java.util.HashMap;
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8 import java.util.Map;
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9
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10 import org.w3c.dom.Document;
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11 import org.w3c.dom.NodeList;
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12 import org.w3c.dom.Node;
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13 import org.w3c.dom.Element;
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14
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15 import javax.xml.xpath.XPath;
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16 import javax.xml.xpath.XPathFactory;
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17 import javax.xml.xpath.XPathExpressionException;
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18 import javax.xml.xpath.XPathConstants;
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19
372
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20 import java.sql.SQLException;
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21 import java.sql.Connection;
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22
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23 import de.intevation.artifacts.common.utils.XMLUtils;
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24
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25 import org.apache.log4j.Logger;
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26
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27 public class Builder
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28 {
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29 private static Logger log = Logger.getLogger(Builder.class);
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30
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31 public static final String DC_NAMESPACE_URI =
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32 "http://www.intevation.org/2011/Datacage";
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33
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34 private static final Document EVAL_DOCUMENT =
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35 XMLUtils.newDocument();
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36
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37 private static final XPathFactory XPATH_FACTORY =
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38 XPathFactory.newInstance();
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39
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40 protected Document template;
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41
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42 protected static Document getOwnerDocument(Node node) {
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43 Document document = node.getOwnerDocument();
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44 return document != null ? document : (Document)node;
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45 }
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46
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47
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48 public class BuildHelper
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49 {
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50 protected Node output;
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51 protected Document owner;
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52 protected StackFrames frames;
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53 protected Connection connection;
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54 protected Map<String, CompiledStatement> statements;
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55
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56 public BuildHelper(
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57 Node output,
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58 Connection connection,
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59 Map<String, Object> parameters
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60 ) {
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61 this.output = output;
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62 this.connection = connection;
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63 frames = new StackFrames(parameters);
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64 statements = new HashMap<String, CompiledStatement>();
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65 owner = getOwnerDocument(output);
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66 }
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67
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68 public void build(List<Node> elements) throws SQLException {
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69 try {
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70 for (Node current: elements) {
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71 build(output, current);
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72 }
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73 }
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74 finally {
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75 for (CompiledStatement cs: statements.values()) {
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76 cs.close();
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77 }
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78 statements.clear();
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79 }
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80 }
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81
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82 protected void context(Node parent, Element current)
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83 throws SQLException
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84 {
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85 NodeList elements = current.getElementsByTagNameNS(
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86 DC_NAMESPACE_URI, "elements");
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87
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88 if (elements.getLength() < 1) {
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89 log.warn("no elements found -> ignore");
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90 return;
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91 }
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92
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93 NodeList subs = elements.item(0).getChildNodes();
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94 int S = subs.getLength();
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95
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96 if (S < 1) {
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97 log.warn("elements is empty -> ignore");
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98 return;
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99 }
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100
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101 NodeList stmntNode = current.getElementsByTagNameNS(
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102 DC_NAMESPACE_URI, "statement");
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103
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104 if (stmntNode.getLength() < 1) {
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105 log.warn("dc:context: too less statements");
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106 return;
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107 }
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108
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109 String stmntText = stmntNode.item(0).getTextContent();
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110
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111 if (stmntText == null
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112 || (stmntText = stmntText.trim()).length() == 0) {
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113 log.warn("dc:context: no sql statement found -> ignored");
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114 return;
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115 }
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116
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117 CompiledStatement cs = statements.get(stmntText);
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118
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119 if (cs == null) {
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120 cs = new CompiledStatement(stmntText);
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121 statements.put(stmntText, cs);
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122 }
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123
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124 ResultData rd = cs.execute(connection, frames);
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125
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126 String [] columns = rd.getColumnLabels();
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127
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128
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129 for (Object [] row: rd.getRows()) {
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130 frames.enter();
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131 try {
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132 frames.put(columns, row);
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133 for (int i = 0; i < S; ++i) {
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134 build(parent, subs.item(i));
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
135 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
136 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
137 finally {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
138 frames.leave();
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
139 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
140 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
141 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
142
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
143 protected void element(Node parent, Element current)
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
144 throws SQLException
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
145 {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
146 String attr = expand(current.getAttribute("name"));
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
147
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
148 if (log.isDebugEnabled()) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
149 log.debug("dc:element -> '" + attr + "'");
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
150 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
151
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
152 if (attr.length() == 0) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
153 log.warn("no name attribute found");
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
154 return;
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
155 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
156
963
f48cef242e7f Datacage: recommendation mechanism now accepts nodes to append results.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 962
diff changeset
157 Element element = owner.createElement(attr);
372
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
158
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
159 NodeList children = current.getChildNodes();
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
160 for (int i = 0, N = children.getLength(); i < N; ++i) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
161 build(element, children.item(i));
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
162 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
163
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
164 parent.appendChild(element);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
165 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
166
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
167 protected void text(Node parent, Element current)
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
168 throws SQLException
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
169 {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
170 log.debug("dc:text");
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
171 String value = expand(current.getTextContent());
963
f48cef242e7f Datacage: recommendation mechanism now accepts nodes to append results.
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parents: 962
diff changeset
172 parent.appendChild(owner.createTextNode(value));
372
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
173 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
174
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
175
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
176 protected void attribute(Node parent, Element current) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
177
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
178 if (parent.getNodeType() != Node.ELEMENT_NODE) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
179 log.warn("need element here");
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
180 return;
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
181 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
182
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
183 String name = expand(current.getAttribute("name"));
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
184 String value = expand(current.getAttribute("value"));
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
185
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
186 Element element = (Element)parent;
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
187
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
188 element.setAttribute(name, value);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
189 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
190
962
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
191 protected void callMacro(Node parent, Element current)
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
192 throws SQLException
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
193 {
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
194 String name = current.getAttribute("name");
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
195
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
196 if (name.length() == 0) {
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
197 log.warn("missing 'name' attribute in 'call-macro'");
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
198 return;
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
199 }
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
200
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
201 NodeList macros = template.getElementsByTagNameNS(
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
202 DC_NAMESPACE_URI, "macro");
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
203
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
204 for (int i = 0, N = macros.getLength(); i < N; ++i) {
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
205 Element macro = (Element)macros.item(i);
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
206 if (name.equals(macro.getAttribute("name"))) {
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
207 NodeList subs = macro.getChildNodes();
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
208 for (int j = 0, M = subs.getLength(); j < M; ++j) {
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
209 build(parent, subs.item(j));
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
210 }
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
211 return;
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
212 }
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
213 }
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
214
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
215 log.warn("no macro '" + name + "' found.");
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
216 }
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
217
961
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
218 protected void ifClause(Node parent, Element current)
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
219 throws SQLException
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
220 {
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
221 String test = current.getAttribute("test");
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
222
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
223 if (test.length() == 0) {
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
224 log.warn("missing 'test' attribute in 'if'");
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
225 return;
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
226 }
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
227
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
228 Boolean result = evaluateXPath(test);
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
229
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
230 if (result != null && result.booleanValue()) {
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
231 NodeList subs = current.getChildNodes();
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
232 for (int i = 0, N = subs.getLength(); i < N; ++i) {
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
233 build(parent, subs.item(i));
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
234 }
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
235 }
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
236 }
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
237
957
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
238 protected void choose(Node parent, Element current)
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
239 throws SQLException
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
240 {
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
241 Node branch = null;
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
242
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
243 NodeList children = current.getChildNodes();
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
244 for (int i = 0, N = children.getLength(); i < N; ++i) {
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
245 Node child = children.item(i);
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
246 String ns = child.getNamespaceURI();
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
247 if (ns == null
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
248 || !ns.equals(DC_NAMESPACE_URI)
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
249 || child.getNodeType() != Node.ELEMENT_NODE
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
250 ) {
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
251 continue;
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
252 }
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
253 String name = child.getLocalName();
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
254 if ("when".equals(name)) {
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
255 Element when = (Element)child;
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
256 String test = when.getAttribute("test");
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
257 if (test.length() == 0) {
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
258 log.warn("no 'test' attribute found for when");
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
259 continue;
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
260 }
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
261
959
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
262 Boolean result = evaluateXPath(test);
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
263 if (result != null && result.booleanValue()) {
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
264 branch = child;
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
265 break;
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
266 }
957
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
267
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
268 continue;
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
269 }
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
270 else if ("otherwise".equals(name)) {
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
271 branch = child;
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
272 // No break here.
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
273 }
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
274 }
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
275
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
276 if (branch != null) {
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
277 NodeList subs = branch.getChildNodes();
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
278 for (int i = 0, N = subs.getLength(); i < N; ++i) {
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
279 build(parent, subs.item(i));
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
280 }
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
281 }
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
282 }
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
283
959
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
284 protected Boolean evaluateXPath(String expr) {
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
285 try {
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
286 XPath xpath = XPATH_FACTORY.newXPath();
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
287 xpath.setXPathVariableResolver(frames);
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
288 xpath.setXPathFunctionResolver(FunctionResolver.FUNCTIONS);
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
289 Object result = xpath.evaluate(
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
290 expr, EVAL_DOCUMENT, XPathConstants.BOOLEAN);
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
291
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
292 return result instanceof Boolean
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
293 ? (Boolean)result
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
294 : null;
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
295 }
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
296 catch (XPathExpressionException xfce) {
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
297 log.error(xfce);
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
298 }
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
299 return null;
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
300 }
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
301
415
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
302 protected void convert(Node parent, Element current) {
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
303
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
304 String variable = expand(current.getAttribute("var"));
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
305 String type = expand(current.getAttribute("type"));
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
306
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
307 if (frames.containsKey(variable)) {
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
308 Object object = TypeConverter.convert(
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
309 frames.get(variable),
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
310 type);
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
311 frames.put(variable, object);
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
312 }
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
313 }
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
314
372
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
315 protected String expand(String s) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
316 Matcher m = CompiledStatement.VAR.matcher(s);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
317
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
318 StringBuffer sb = new StringBuffer();
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
319 while (m.find()) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
320 String key = m.group(1);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
321 Object value = frames.get(key);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
322 m.appendReplacement(sb, value != null ? value.toString() : "");
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
323 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
324 m.appendTail(sb);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
325 return sb.toString();
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
326 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
327
742
c09c9e05ecfa Removed trailing whitespace.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 415
diff changeset
328 protected void build(Node parent, Node current)
372
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
329 throws SQLException
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
330 {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
331 String ns = current.getNamespaceURI();
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
332 if (ns != null && ns.equals(DC_NAMESPACE_URI)) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
333 if (current.getNodeType() != Node.ELEMENT_NODE) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
334 log.warn("need elements here");
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
335 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
336 else {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
337 String localName = current.getLocalName();
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
338 if ("context".equals(localName)) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
339 context(parent, (Element)current);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
340 }
957
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
341 else if ("choose".equals(localName)) {
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
342 choose(parent, (Element)current);
e91996b46e3c Meta data template: Added new choose/when/otherwise construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 742
diff changeset
343 }
961
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
344 else if ("if".equals(localName)) {
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
345 ifClause(parent, (Element)current);
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
346 }
372
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
347 else if ("attribute".equals(localName)) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
348 attribute(parent, (Element)current);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
349 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
350 else if ("element".equals(localName)) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
351 element(parent, (Element)current);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
352 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
353 else if ("text".equals(localName)) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
354 text(parent, (Element)current);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
355 }
415
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
356 else if ("convert".equals(localName)) {
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
357 convert(parent, (Element)current);
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
358 }
962
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
359 else if ("call-macro".equals(localName)) {
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
360 callMacro(parent, (Element)current);
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
361 }
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
362 else if ("macro".equals(localName)) {
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
363 // simply ignore the definition.
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
364 }
372
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
365 else {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
366 log.warn("unknown '" + localName + "' -> ignore");
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
367 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
368 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
369 return;
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
370 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
371
410
df02137b3b28 Datacage service: Cleanup served XML document.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 372
diff changeset
372 if (current.getNodeType() == Node.TEXT_NODE) {
df02137b3b28 Datacage service: Cleanup served XML document.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 372
diff changeset
373 String txt = current.getNodeValue();
df02137b3b28 Datacage service: Cleanup served XML document.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 372
diff changeset
374 if (txt != null && txt.trim().length() == 0) {
df02137b3b28 Datacage service: Cleanup served XML document.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 372
diff changeset
375 return;
df02137b3b28 Datacage service: Cleanup served XML document.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 372
diff changeset
376 }
df02137b3b28 Datacage service: Cleanup served XML document.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 372
diff changeset
377 }
df02137b3b28 Datacage service: Cleanup served XML document.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 372
diff changeset
378
963
f48cef242e7f Datacage: recommendation mechanism now accepts nodes to append results.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 962
diff changeset
379 Node copy = owner.importNode(current, false);
372
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
380
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
381 NodeList children = current.getChildNodes();
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
382 for (int i = 0, N = children.getLength(); i < N; ++i) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
383 build(copy, children.item(i));
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
384 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
385 parent.appendChild(copy);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
386 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
387 } // class BuildHelper
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
388
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
389
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
390 public Builder() {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
391 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
392
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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393 public Builder(Document template) {
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394 this.template = template;
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395 }
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396
963
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397 protected static List<Node> rootsToList(NodeList roots) {
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398
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399 List<Node> elements = new ArrayList<Node>();
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400
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401 for (int i = 0, N = roots.getLength(); i < N; ++i) {
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402 NodeList rootChildren = roots.item(i).getChildNodes();
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403 for (int j = 0, M = rootChildren.getLength(); j < M; ++j) {
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404 Node child = rootChildren.item(j);
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405 if (child.getNodeType() == Node.ELEMENT_NODE) {
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406 elements.add(child);
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407 }
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408 }
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409 }
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410
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411 return elements;
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412 }
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413
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414 public void build(
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415 Connection connection,
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416 Node output,
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417 Map<String, Object> parameters
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418 )
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419 throws SQLException
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420 {
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421 BuildHelper helper = new BuildHelper(output, connection, parameters);
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422
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423 NodeList roots = template.getElementsByTagNameNS(
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424 DC_NAMESPACE_URI, "template");
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425
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426 helper.build(rootsToList(roots));
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427 }
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428 }
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429 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org