Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/context/FLYSContextFactory.java @ 295:53c155bfde07
Added code to parse the configured OutGenerators in the global configuration and to save a map of such in the FLYSContext.
flys-artifacts/trunk@1633 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Thu, 31 Mar 2011 10:56:08 +0000 |
| parents | 1fa38d60a702 |
| children | eca7892bf8ff |
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| 294:e5e7af208857 | 295:53c155bfde07 |
|---|---|
| 1 package de.intevation.flys.artifacts.context; | 1 package de.intevation.flys.artifacts.context; |
| 2 | 2 |
| 3 import java.io.File; | 3 import java.io.File; |
| 4 import java.util.ArrayList; | 4 import java.util.ArrayList; |
| 5 import java.util.HashMap; | |
| 5 import java.util.List; | 6 import java.util.List; |
| 7 import java.util.Map; | |
| 6 | 8 |
| 7 import javax.xml.xpath.XPathConstants; | 9 import javax.xml.xpath.XPathConstants; |
| 8 | 10 |
| 9 import org.apache.log4j.Logger; | 11 import org.apache.log4j.Logger; |
| 10 | 12 |
| 11 import org.w3c.dom.Document; | 13 import org.w3c.dom.Document; |
| 12 import org.w3c.dom.Element; | 14 import org.w3c.dom.Element; |
| 15 import org.w3c.dom.Node; | |
| 13 import org.w3c.dom.NodeList; | 16 import org.w3c.dom.NodeList; |
| 14 | 17 |
| 15 import de.intevation.artifacts.ArtifactContextFactory; | 18 import de.intevation.artifacts.ArtifactContextFactory; |
| 16 | 19 |
| 17 import de.intevation.artifacts.common.utils.XMLUtils; | 20 import de.intevation.artifacts.common.utils.XMLUtils; |
| 53 | 56 |
| 54 /** The XPath to the states configured in the artifact config. */ | 57 /** The XPath to the states configured in the artifact config. */ |
| 55 public static final String XPATH_STATES = | 58 public static final String XPATH_STATES = |
| 56 "/artifact/states/state"; | 59 "/artifact/states/state"; |
| 57 | 60 |
| 61 public static final String XPATH_OUTPUT_GENERATORS = | |
| 62 "/artifact-database/output-generators/output-generator"; | |
| 63 | |
| 58 /** | 64 /** |
| 59 * Creates a new FLYSArtifactContext object and initialize all | 65 * Creates a new FLYSArtifactContext object and initialize all |
| 60 * components required by the application. | 66 * components required by the application. |
| 61 * | 67 * |
| 62 * @param config The artifact server configuration. | 68 * @param config The artifact server configuration. |
| 65 public Object createArtifactContext(Document config) { | 71 public Object createArtifactContext(Document config) { |
| 66 FLYSContext context = new FLYSContext(config); | 72 FLYSContext context = new FLYSContext(config); |
| 67 | 73 |
| 68 configureTransitions(config, context); | 74 configureTransitions(config, context); |
| 69 configureStates(config, context); | 75 configureStates(config, context); |
| 76 configureOutGenerators(config, context); | |
| 70 | 77 |
| 71 return context; | 78 return context; |
| 72 } | 79 } |
| 73 | 80 |
| 74 | 81 |
| 184 engine.addStates(artName, states); | 191 engine.addStates(artName, states); |
| 185 } | 192 } |
| 186 | 193 |
| 187 context.put(FLYSContext.STATE_ENGINE_KEY, engine); | 194 context.put(FLYSContext.STATE_ENGINE_KEY, engine); |
| 188 } | 195 } |
| 196 | |
| 197 | |
| 198 /** | |
| 199 * This method intializes the provided output generators. | |
| 200 * | |
| 201 * @param config the config document. | |
| 202 * @param context the FLYSContext. | |
| 203 */ | |
| 204 protected void configureOutGenerators(Document config, FLYSContext context){ | |
| 205 Map<String, Class> generators = new HashMap<String, Class>(); | |
| 206 | |
| 207 NodeList outGenerators = (NodeList) XMLUtils.xpath( | |
| 208 config, | |
| 209 XPATH_OUTPUT_GENERATORS, | |
| 210 XPathConstants.NODESET); | |
| 211 | |
| 212 int num = outGenerators == null ? 0 : outGenerators.getLength(); | |
| 213 | |
| 214 if (num == 0) { | |
| 215 logger.warn("No output generators configured in this application."); | |
| 216 return; | |
| 217 } | |
| 218 | |
| 219 logger.info("Found " + num + " configured output generators."); | |
| 220 | |
| 221 int idx = 0; | |
| 222 | |
| 223 for (int i = 0; i < num; i++) { | |
| 224 Node item = outGenerators.item(i); | |
| 225 | |
| 226 String name = (String) XMLUtils.xpath( | |
| 227 item, "@name", XPathConstants.STRING); | |
| 228 | |
| 229 String clazz = (String) XMLUtils.xpath( | |
| 230 item, "text()", XPathConstants.STRING); | |
| 231 | |
| 232 if (name == null || clazz == null) { | |
| 233 continue; | |
| 234 } | |
| 235 | |
| 236 try { | |
| 237 generators.put(name, Class.forName(clazz)); | |
| 238 | |
| 239 idx++; | |
| 240 } | |
| 241 catch (ClassNotFoundException cnfe) { | |
| 242 logger.warn(cnfe, cnfe); | |
| 243 } | |
| 244 } | |
| 245 | |
| 246 logger.info("Successfully loaded " + idx + " output generators."); | |
| 247 context.put(FLYSContext.OUTGENERATORS_KEY, generators); | |
| 248 } | |
| 189 } | 249 } |
| 190 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : | 250 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |