Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/services/meta/Builder.java @ 972:0c8aca463bd4

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Added caching support for the static part of the datacage. flys-artifacts/trunk@2398 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Fri, 22 Jul 2011 16:55:36 +0000
parents f48cef242e7f
children c30ada285d45
rev   line source
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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.Pattern;
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4 import java.util.regex.Matcher;
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5
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6 import java.util.ArrayList;
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7 import java.util.List;
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8 import java.util.HashMap;
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9 import java.util.Map;
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10
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11 import org.w3c.dom.Document;
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12 import org.w3c.dom.NodeList;
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13 import org.w3c.dom.Node;
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14 import org.w3c.dom.Element;
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15
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16 import javax.xml.xpath.XPath;
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17 import javax.xml.xpath.XPathFactory;
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18 import javax.xml.xpath.XPathExpressionException;
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19 import javax.xml.xpath.XPathConstants;
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20
372
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21 import java.sql.SQLException;
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22 import java.sql.Connection;
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23
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24 import de.intevation.artifacts.common.utils.XMLUtils;
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25
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26 import org.apache.log4j.Logger;
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27
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28 public class Builder
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29 {
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30 private static Logger log = Logger.getLogger(Builder.class);
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31
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32 public static final Pattern STRIP_LINE_INDENT =
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33 Pattern.compile("\\s*\\r?\\n\\s*");
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34
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35 public static final String DC_NAMESPACE_URI =
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36 "http://www.intevation.org/2011/Datacage";
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37
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38 private static final Document EVAL_DOCUMENT =
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39 XMLUtils.newDocument();
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40
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41 private static final XPathFactory XPATH_FACTORY =
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42 XPathFactory.newInstance();
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43
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44 protected Document template;
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46
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47 public class BuildHelper
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48 {
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49 protected Node output;
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50 protected Document owner;
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51 protected StackFrames frames;
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52 protected Connection connection;
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53 protected Map<String, CompiledStatement> statements;
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54
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55 public BuildHelper(
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56 Node output,
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57 Connection connection,
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58 Map<String, Object> parameters
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59 ) {
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60 this.output = output;
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61 this.connection = connection;
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62 frames = new StackFrames(parameters);
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63 statements = new HashMap<String, CompiledStatement>();
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64 owner = getOwnerDocument(output);
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65 }
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66
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67 public void build(List<Node> elements) throws SQLException {
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68 try {
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69 for (Node current: elements) {
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70 build(output, current);
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71 }
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72 }
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73 finally {
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74 for (CompiledStatement cs: statements.values()) {
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75 cs.close();
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76 }
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77 statements.clear();
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78 }
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79 }
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80
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81 protected void context(Node parent, Element current)
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82 throws SQLException
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83 {
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84 NodeList elements = current.getElementsByTagNameNS(
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85 DC_NAMESPACE_URI, "elements");
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86
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87 if (elements.getLength() < 1) {
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88 log.warn("no elements found -> ignore");
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89 return;
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90 }
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91
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92 NodeList subs = elements.item(0).getChildNodes();
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93 int S = subs.getLength();
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94
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95 if (S < 1) {
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96 log.warn("elements is empty -> ignore");
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97 return;
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98 }
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99
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100 NodeList stmntNode = current.getElementsByTagNameNS(
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101 DC_NAMESPACE_URI, "statement");
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102
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103 if (stmntNode.getLength() < 1) {
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104 log.warn("dc:context: too less statements");
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105 return;
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106 }
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107
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108 String stmntText = stmntNode.item(0).getTextContent();
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109
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110 if (stmntText == null
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111 || (stmntText = trimStatement(stmntText)).length() == 0) {
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112 log.warn("dc:context: no sql statement found -> ignored");
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113 return;
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114 }
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115
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116 CompiledStatement cs = statements.get(stmntText);
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117
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118 if (cs == null) {
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119 cs = new CompiledStatement(stmntText);
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120 statements.put(stmntText, cs);
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121 }
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122
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123 ResultData rd = cs.execute(connection, frames);
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124
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125 String [] columns = rd.getColumnLabels();
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126
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127
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128 for (Object [] row: rd.getRows()) {
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129 frames.enter();
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130 try {
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131 frames.put(columns, row);
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132 for (int i = 0; i < S; ++i) {
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133 build(parent, subs.item(i));
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134 }
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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 finally {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
137 frames.leave();
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
138 }
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 protected void element(Node parent, Element current)
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
143 throws SQLException
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
144 {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
145 String attr = expand(current.getAttribute("name"));
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
146
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
147 if (log.isDebugEnabled()) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
148 log.debug("dc:element -> '" + attr + "'");
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
149 }
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 if (attr.length() == 0) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
152 log.warn("no name attribute found");
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
153 return;
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
154 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
155
963
f48cef242e7f Datacage: recommendation mechanism now accepts nodes to append results.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 962
diff changeset
156 Element element = owner.createElement(attr);
372
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
157
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
158 NodeList children = current.getChildNodes();
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
159 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
160 build(element, children.item(i));
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
161 }
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 parent.appendChild(element);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
164 }
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 protected void text(Node parent, Element current)
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
167 throws SQLException
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
168 {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
169 log.debug("dc:text");
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
170 String value = expand(current.getTextContent());
963
f48cef242e7f Datacage: recommendation mechanism now accepts nodes to append results.
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parents: 962
diff changeset
171 parent.appendChild(owner.createTextNode(value));
372
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
172 }
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 protected void attribute(Node parent, Element current) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
176
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
177 if (parent.getNodeType() != Node.ELEMENT_NODE) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
178 log.warn("need element here");
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
179 return;
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
180 }
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 String name = expand(current.getAttribute("name"));
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
183 String value = expand(current.getAttribute("value"));
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
184
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
185 Element element = (Element)parent;
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
186
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
187 element.setAttribute(name, value);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
188 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
189
962
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
190 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
191 throws SQLException
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
192 {
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
193 String name = current.getAttribute("name");
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
194
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
195 if (name.length() == 0) {
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
196 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
197 return;
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
198 }
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 NodeList macros = template.getElementsByTagNameNS(
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
201 DC_NAMESPACE_URI, "macro");
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
202
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
203 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
204 Element macro = (Element)macros.item(i);
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
205 if (name.equals(macro.getAttribute("name"))) {
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
206 NodeList subs = macro.getChildNodes();
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
207 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
208 build(parent, subs.item(j));
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
209 }
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
210 return;
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
211 }
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 log.warn("no macro '" + name + "' found.");
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
215 }
2de1808503be Datacage template: Added a macro mechanism.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 961
diff changeset
216
961
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
217 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
218 throws SQLException
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
219 {
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
220 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
221
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
222 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
223 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
224 return;
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
225 }
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 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
228
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
229 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
230 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
231 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
232 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
233 }
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
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
237 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
238 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
239 {
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 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
241
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 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
243 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
244 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
245 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
246 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
247 || !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
248 || 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
249 ) {
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 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
251 }
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 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
253 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
254 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
255 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
256 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
257 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
258 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
259 }
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
959
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
261 Boolean result = evaluateXPath(test);
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
262 if (result != null && result.booleanValue()) {
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
263 branch = child;
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
264 break;
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
265 }
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
266
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 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
268 }
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 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
270 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
271 // 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
272 }
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 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
276 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
277 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
278 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
279 }
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
959
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
283 protected Boolean evaluateXPath(String expr) {
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
284 try {
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
285 XPath xpath = XPATH_FACTORY.newXPath();
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
286 xpath.setXPathVariableResolver(frames);
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
287 xpath.setXPathFunctionResolver(FunctionResolver.FUNCTIONS);
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
288 Object result = xpath.evaluate(
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
289 expr, EVAL_DOCUMENT, XPathConstants.BOOLEAN);
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
290
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
291 return result instanceof Boolean
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
292 ? (Boolean)result
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
293 : null;
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
294 }
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
295 catch (XPathExpressionException xfce) {
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
296 log.error(xfce);
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
297 }
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
298 return null;
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
299 }
a2b20ed3d3b4 Datacage: Added custom provider for XPath functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 957
diff changeset
300
415
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
301 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
302
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
303 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
304 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
305
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
306 if (frames.containsKey(variable)) {
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
307 Object object = TypeConverter.convert(
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
308 frames.get(variable),
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
309 type);
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
310 frames.put(variable, object);
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
311 }
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
372
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
314 protected String expand(String s) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
315 Matcher m = CompiledStatement.VAR.matcher(s);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
316
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
317 StringBuffer sb = new StringBuffer();
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
318 while (m.find()) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
319 String key = m.group(1);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
320 Object value = frames.get(key);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
321 m.appendReplacement(sb, value != null ? value.toString() : "");
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
322 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
323 m.appendTail(sb);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
324 return sb.toString();
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
325 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
326
742
c09c9e05ecfa Removed trailing whitespace.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 415
diff changeset
327 protected void build(Node parent, Node current)
372
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
328 throws SQLException
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
329 {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
330 String ns = current.getNamespaceURI();
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
331 if (ns != null && ns.equals(DC_NAMESPACE_URI)) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
332 if (current.getNodeType() != Node.ELEMENT_NODE) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
333 log.warn("need elements here");
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
334 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
335 else {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
336 String localName = current.getLocalName();
972
0c8aca463bd4 Added caching support for the static part of the datacage.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 963
diff changeset
337 if ("attribute".equals(localName)) {
0c8aca463bd4 Added caching support for the static part of the datacage.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 963
diff changeset
338 attribute(parent, (Element)current);
0c8aca463bd4 Added caching support for the static part of the datacage.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 963
diff changeset
339 }
0c8aca463bd4 Added caching support for the static part of the datacage.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 963
diff changeset
340 else if ("context".equals(localName)) {
372
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
341 context(parent, (Element)current);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
342 }
972
0c8aca463bd4 Added caching support for the static part of the datacage.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 963
diff changeset
343 else if ("if".equals(localName)) {
0c8aca463bd4 Added caching support for the static part of the datacage.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 963
diff changeset
344 ifClause(parent, (Element)current);
0c8aca463bd4 Added caching support for the static part of the datacage.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 963
diff changeset
345 }
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
346 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
347 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
348 }
972
0c8aca463bd4 Added caching support for the static part of the datacage.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 963
diff changeset
349 else if ("call-macro".equals(localName)) {
0c8aca463bd4 Added caching support for the static part of the datacage.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 963
diff changeset
350 callMacro(parent, (Element)current);
961
3ba4f5a88c20 Datacage template: Added a new 'if' construct similiar to XSLT
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 959
diff changeset
351 }
972
0c8aca463bd4 Added caching support for the static part of the datacage.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 963
diff changeset
352 else if ("macro".equals(localName)) {
0c8aca463bd4 Added caching support for the static part of the datacage.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 963
diff changeset
353 // simply ignore the definition.
372
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
354 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
355 else if ("element".equals(localName)) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
356 element(parent, (Element)current);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
357 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
358 else if ("text".equals(localName)) {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
359 text(parent, (Element)current);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
360 }
415
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
361 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
362 convert(parent, (Element)current);
7c018f466d6d Datacage: Added river parameter to meta data services.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 410
diff changeset
363 }
372
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
364 else {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
365 log.warn("unknown '" + localName + "' -> ignore");
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
366 }
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 return;
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
369 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
370
410
df02137b3b28 Datacage service: Cleanup served XML document.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 372
diff changeset
371 if (current.getNodeType() == Node.TEXT_NODE) {
df02137b3b28 Datacage service: Cleanup served XML document.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 372
diff changeset
372 String txt = current.getNodeValue();
df02137b3b28 Datacage service: Cleanup served XML document.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 372
diff changeset
373 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
374 return;
df02137b3b28 Datacage service: Cleanup served XML document.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 372
diff changeset
375 }
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
963
f48cef242e7f Datacage: recommendation mechanism now accepts nodes to append results.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 962
diff changeset
378 Node copy = owner.importNode(current, false);
372
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
379
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
380 NodeList children = current.getChildNodes();
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
381 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
382 build(copy, children.item(i));
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
383 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
384 parent.appendChild(copy);
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
385 }
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
386 } // class BuildHelper
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
387
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 public Builder() {
fc3cf0ef777e Added meta data service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
390 }
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 public Builder(Document template) {
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393 this.template = template;
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394 }
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395
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396 protected static List<Node> rootsToList(NodeList roots) {
372
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397
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398 List<Node> elements = new ArrayList<Node>();
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399
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400 for (int i = 0, N = roots.getLength(); i < N; ++i) {
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401 NodeList rootChildren = roots.item(i).getChildNodes();
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402 for (int j = 0, M = rootChildren.getLength(); j < M; ++j) {
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403 Node child = rootChildren.item(j);
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404 if (child.getNodeType() == Node.ELEMENT_NODE) {
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405 elements.add(child);
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406 }
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407 }
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408 }
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409
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410 return elements;
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411 }
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412
972
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413 protected static final String trimStatement(String stmnt) {
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414 //XXX: Maybe a bit to radical for multiline strings?
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415 return STRIP_LINE_INDENT.matcher(stmnt.trim()).replaceAll(" ");
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416 }
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417
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418 protected static Document getOwnerDocument(Node node) {
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419 Document document = node.getOwnerDocument();
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420 return document != null ? document : (Document)node;
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421 }
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422
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423 public void build(
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424 Connection connection,
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425 Node output,
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426 Map<String, Object> parameters
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427 )
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428 throws SQLException
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429 {
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430 BuildHelper helper = new BuildHelper(output, connection, parameters);
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431
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432 NodeList roots = template.getElementsByTagNameNS(
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433 DC_NAMESPACE_URI, "template");
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434
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435 helper.build(rootsToList(roots));
372
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436 }
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437 }
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438 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org