Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/collections/OutputParser.java @ 3468:f37e7e8907cb
merged flys-artifacts/2.8.1
| author | Thomas Arendsen Hein <thomas@intevation.de> |
|---|---|
| date | Fri, 28 Sep 2012 12:14:39 +0200 |
| parents | 1203e12c97a6 |
| children |
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| 3387:5ffad8bde8ad | 3468:f37e7e8907cb |
|---|---|
| 1 package de.intevation.flys.collections; | |
| 2 | |
| 3 import java.util.ArrayList; | |
| 4 import java.util.HashMap; | |
| 5 import java.util.List; | |
| 6 import java.util.Map; | |
| 7 | |
| 8 import org.apache.log4j.Logger; | |
| 9 | |
| 10 import de.intevation.artifacts.ArtifactDatabase; | |
| 11 import de.intevation.artifacts.ArtifactDatabaseException; | |
| 12 import de.intevation.artifacts.CallContext; | |
| 13 import de.intevation.artifacts.CallMeta; | |
| 14 | |
| 15 import de.intevation.artifactdatabase.state.DefaultOutput; | |
| 16 import de.intevation.artifactdatabase.state.Facet; | |
| 17 import de.intevation.artifactdatabase.state.Output; | |
| 18 | |
| 19 import de.intevation.flys.artifacts.FLYSArtifact; | |
| 20 import de.intevation.flys.artifacts.model.ManagedFacetAdapter; | |
| 21 | |
| 22 | |
| 23 /** | |
| 24 * The OutputParsers task is to pull Artifacts from database and put | |
| 25 * its outputs and facets into some structures. | |
| 26 */ | |
| 27 public class OutputParser { | |
| 28 | |
| 29 /** Constant XPath that points to the outputmodes of an artifact. */ | |
| 30 public static final String XPATH_ARTIFACT_OUTPUTMODES = | |
| 31 "/art:result/art:outputmodes/art:output"; | |
| 32 | |
| 33 private static Logger logger = Logger.getLogger(OutputParser.class); | |
| 34 | |
| 35 protected ArtifactDatabase db; | |
| 36 protected CallMeta meta; | |
| 37 protected CallContext context; | |
| 38 | |
| 39 /** Map outputs name to Output. */ | |
| 40 protected Map<String, Output> outs; | |
| 41 | |
| 42 /** Map facets name to list of Facets. */ | |
| 43 protected List<Facet> facets; | |
| 44 | |
| 45 | |
| 46 /** | |
| 47 * @param db Database used to fetch artifacts, outputs and facets. | |
| 48 */ | |
| 49 public OutputParser(ArtifactDatabase db, CallContext context) { | |
| 50 this.db = db; | |
| 51 this.meta = context.getMeta(); | |
| 52 this.context = context; | |
| 53 this.outs = new HashMap<String, Output>(); | |
| 54 this.facets = new ArrayList<Facet>(); | |
| 55 } | |
| 56 | |
| 57 | |
| 58 /** | |
| 59 * Gets raw artifact with given id and sorts outputs in mapping. | |
| 60 * Converts Facets to ManagedFacets on the way. | |
| 61 * @param uuid uuid of artifact to load from database. | |
| 62 */ | |
| 63 public void parse(String uuid) | |
| 64 throws ArtifactDatabaseException | |
| 65 { | |
| 66 logger.debug("OutputParser.parse: " + uuid); | |
| 67 | |
| 68 FLYSArtifact flys = (FLYSArtifact) db.getRawArtifact(uuid); | |
| 69 | |
| 70 List<Output> outList = flys.getOutputs(context); | |
| 71 | |
| 72 logger.debug(" has " + outList.size() + " Outputs."); | |
| 73 | |
| 74 for (Output out: outList) { | |
| 75 String name = out.getName(); | |
| 76 logger.debug("Process Output '" + name + "'"); | |
| 77 | |
| 78 Output o = outs.get(name); | |
| 79 int pos = 1; | |
| 80 | |
| 81 if (o == null) { | |
| 82 o = new DefaultOutput( | |
| 83 out.getName(), | |
| 84 out.getDescription(), | |
| 85 out.getMimeType(), | |
| 86 new ArrayList<Facet>(), | |
| 87 out.getType()); | |
| 88 outs.put(name, o); | |
| 89 } | |
| 90 else { | |
| 91 logger.debug("OutputParser.parse: Use 'old' Output"); | |
| 92 pos = o.getFacets().size() + 1; | |
| 93 } | |
| 94 | |
| 95 List<Facet> mfacets = facet2ManagedFacet(uuid, out.getFacets(), pos); | |
| 96 o.addFacets(mfacets); | |
| 97 this.facets.addAll(mfacets); | |
| 98 } | |
| 99 } | |
| 100 | |
| 101 | |
| 102 /** | |
| 103 * Access mapping of Outputname to Output. | |
| 104 */ | |
| 105 public Map<String, Output> getOuts() { | |
| 106 return outs; | |
| 107 } | |
| 108 | |
| 109 | |
| 110 /** | |
| 111 * Access all facets. | |
| 112 */ | |
| 113 public List<Facet> getFacets() { | |
| 114 return this.facets; | |
| 115 } | |
| 116 | |
| 117 | |
| 118 /** | |
| 119 * Creates a list of ManagedFacets from list of Facets. | |
| 120 * @param pos Position of first facet (for each other the positions | |
| 121 * will be increased). | |
| 122 */ | |
| 123 protected List<Facet> facet2ManagedFacet( | |
| 124 String uuid, | |
| 125 List<Facet> old, | |
| 126 int pos) | |
| 127 { | |
| 128 List<Facet> newFacets = new ArrayList<Facet>(old.size()); | |
| 129 | |
| 130 logger.debug("There are " + old.size() + " Facets for this Output."); | |
| 131 | |
| 132 for (Facet f: old) { | |
| 133 newFacets.add(new ManagedFacetAdapter(f, uuid, pos++, 1, 1)); | |
| 134 } | |
| 135 | |
| 136 return newFacets; | |
| 137 } | |
| 138 } | |
| 139 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |