Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/services/meta/Builder.java @ 961:3ba4f5a88c20
Datacage template: Added a new 'if' construct similiar to XSLT
flys-artifacts/trunk@2380 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
|---|---|
| date | Wed, 20 Jul 2011 20:13:49 +0000 |
| parents | a2b20ed3d3b4 |
| children | 2de1808503be |
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| 960:92027887775a | 961:3ba4f5a88c20 |
|---|---|
| 34 private static final Document EVAL_DOCUMENT = | 34 private static final Document EVAL_DOCUMENT = |
| 35 XMLUtils.newDocument(); | 35 XMLUtils.newDocument(); |
| 36 | 36 |
| 37 private static final XPathFactory XPATH_FACTORY = | 37 private static final XPathFactory XPATH_FACTORY = |
| 38 XPathFactory.newInstance(); | 38 XPathFactory.newInstance(); |
| 39 | |
| 40 | |
| 41 | 39 |
| 42 protected Document template; | 40 protected Document template; |
| 43 | 41 |
| 44 public class BuildHelper | 42 public class BuildHelper |
| 45 { | 43 { |
| 180 Element element = (Element)parent; | 178 Element element = (Element)parent; |
| 181 | 179 |
| 182 element.setAttribute(name, value); | 180 element.setAttribute(name, value); |
| 183 } | 181 } |
| 184 | 182 |
| 183 protected void ifClause(Node parent, Element current) | |
| 184 throws SQLException | |
| 185 { | |
| 186 String test = current.getAttribute("test"); | |
| 187 | |
| 188 if (test.length() == 0) { | |
| 189 log.warn("missing 'test' attribute in 'if'"); | |
| 190 return; | |
| 191 } | |
| 192 | |
| 193 Boolean result = evaluateXPath(test); | |
| 194 | |
| 195 if (result != null && result.booleanValue()) { | |
| 196 NodeList subs = current.getChildNodes(); | |
| 197 for (int i = 0, N = subs.getLength(); i < N; ++i) { | |
| 198 build(parent, subs.item(i)); | |
| 199 } | |
| 200 } | |
| 201 } | |
| 202 | |
| 185 protected void choose(Node parent, Element current) | 203 protected void choose(Node parent, Element current) |
| 186 throws SQLException | 204 throws SQLException |
| 187 { | 205 { |
| 188 Node branch = null; | 206 Node branch = null; |
| 189 | 207 |
| 286 context(parent, (Element)current); | 304 context(parent, (Element)current); |
| 287 } | 305 } |
| 288 else if ("choose".equals(localName)) { | 306 else if ("choose".equals(localName)) { |
| 289 choose(parent, (Element)current); | 307 choose(parent, (Element)current); |
| 290 } | 308 } |
| 309 else if ("if".equals(localName)) { | |
| 310 ifClause(parent, (Element)current); | |
| 311 } | |
| 291 else if ("attribute".equals(localName)) { | 312 else if ("attribute".equals(localName)) { |
| 292 attribute(parent, (Element)current); | 313 attribute(parent, (Element)current); |
| 293 } | 314 } |
| 294 else if ("element".equals(localName)) { | 315 else if ("element".equals(localName)) { |
| 295 element(parent, (Element)current); | 316 element(parent, (Element)current); |