Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/services/meta/DataCage.java @ 960:92027887775a
DataCage: Added a recommend() method to generate recommendations for
a given artifact, outs and extra parameters.
flys-artifacts/trunk@2379 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
|---|---|
| date | Wed, 20 Jul 2011 17:03:00 +0000 |
| parents | 22bc87a42a0d |
| children | f48cef242e7f |
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| 959:a2b20ed3d3b4 | 960:92027887775a |
|---|---|
| 1 package de.intevation.flys.artifacts.services.meta; | 1 package de.intevation.flys.artifacts.services.meta; |
| 2 | |
| 3 import java.util.Map; | |
| 4 import java.util.HashMap; | |
| 2 | 5 |
| 3 import java.io.InputStream; | 6 import java.io.InputStream; |
| 4 import java.io.IOException; | 7 import java.io.IOException; |
| 5 import java.io.File; | 8 import java.io.File; |
| 6 | 9 |
| 7 import java.io.FileInputStream; | 10 import java.io.FileInputStream; |
| 8 | 11 |
| 12 import java.sql.Connection; | |
| 13 import java.sql.SQLException; | |
| 14 | |
| 9 import org.apache.log4j.Logger; | 15 import org.apache.log4j.Logger; |
| 10 | 16 |
| 11 import org.w3c.dom.Document; | 17 import org.w3c.dom.Document; |
| 12 | 18 |
| 19 import org.hibernate.Session; | |
| 20 | |
| 21 import org.hibernate.jdbc.Work; | |
| 22 | |
| 13 import de.intevation.artifacts.common.utils.Config; | 23 import de.intevation.artifacts.common.utils.Config; |
| 14 import de.intevation.artifacts.common.utils.XMLUtils; | 24 import de.intevation.artifacts.common.utils.XMLUtils; |
| 25 | |
| 26 import de.intevation.flys.artifacts.FLYSArtifact; | |
| 27 | |
| 28 import de.intevation.flys.backend.SessionHolder; | |
| 29 | |
| 30 import de.intevation.artifactdatabase.data.StateData; | |
| 31 | |
| 15 | 32 |
| 16 public class DataCage | 33 public class DataCage |
| 17 { | 34 { |
| 18 private static Logger log = Logger.getLogger(DataCage.class); | 35 private static Logger log = Logger.getLogger(DataCage.class); |
| 19 | 36 |
| 31 this.builder = builder; | 48 this.builder = builder; |
| 32 } | 49 } |
| 33 | 50 |
| 34 public Builder getBuilder() { | 51 public Builder getBuilder() { |
| 35 return builder; | 52 return builder; |
| 53 } | |
| 54 | |
| 55 public Document recommend(FLYSArtifact artifact, String [] outs) { | |
| 56 return recommend(artifact, outs, null); | |
| 57 } | |
| 58 | |
| 59 public Document recommend( | |
| 60 FLYSArtifact artifact, | |
| 61 String [] outs, | |
| 62 Map<String, Object> extraParameters | |
| 63 ) { | |
| 64 Map<String, Object> parameters = new HashMap<String, Object>(); | |
| 65 | |
| 66 if (extraParameters != null) { | |
| 67 parameters.putAll(extraParameters); | |
| 68 } | |
| 69 | |
| 70 parameters.put("current-state-id", artifact.getCurrentStateId()); | |
| 71 parameters.put("artifact-outs", outs); | |
| 72 | |
| 73 for (StateData sd: artifact.getAllData()) { | |
| 74 Object value = sd.getValue(); | |
| 75 if (value == null) { | |
| 76 continue; | |
| 77 } | |
| 78 String key = sd.getName().replace('.', '-'); | |
| 79 parameters.put(key, value); | |
| 80 } | |
| 81 | |
| 82 return process(parameters); | |
| 83 } | |
| 84 | |
| 85 public Document process(final Map<String, Object> parameters) { | |
| 86 final Document result = XMLUtils.newDocument(); | |
| 87 | |
| 88 if (builder != null) { | |
| 89 log.error("builder not configured properly."); | |
| 90 return result; | |
| 91 } | |
| 92 | |
| 93 Session session = SessionHolder.HOLDER.get(); | |
| 94 | |
| 95 session.doWork(new Work() { | |
| 96 @Override | |
| 97 public void execute(Connection connection) | |
| 98 throws SQLException | |
| 99 { | |
| 100 builder.build(connection, result, parameters); | |
| 101 } | |
| 102 }); | |
| 103 | |
| 104 return result; | |
| 36 } | 105 } |
| 37 | 106 |
| 38 public static synchronized DataCage getInstance() { | 107 public static synchronized DataCage getInstance() { |
| 39 if (INSTANCE == null) { | 108 if (INSTANCE == null) { |
| 40 INSTANCE = createDataCage(); | 109 INSTANCE = createDataCage(); |