Mercurial > dive4elements > river
changeset 1964:85e442933e6d
New CrossSectionArtifact.
flys-artifacts/trunk@3374 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
---|---|
date | Fri, 09 Dec 2011 13:58:29 +0000 |
parents | 6c24ffe946a5 |
children | e71615d95afb |
files | flys-artifacts/ChangeLog flys-artifacts/src/main/java/de/intevation/flys/artifacts/CrossSectionArtifact.java |
diffstat | 2 files changed, 138 insertions(+), 0 deletions(-) [+] |
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--- a/flys-artifacts/ChangeLog Fri Dec 09 10:33:40 2011 +0000 +++ b/flys-artifacts/ChangeLog Fri Dec 09 13:58:29 2011 +0000 @@ -1,3 +1,8 @@ +2011-12-09 Felix Wolfsteller <felix.wolfsteller@intevation.de> + + * src/main/java/de/intevation/flys/artifacts/CrossSectionArtifact.java: + New artifact to handle cross-section access. + 2011-12-09 Raimund Renkert <raimund.renkert@intevation.de> Issue 413.
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/flys-artifacts/src/main/java/de/intevation/flys/artifacts/CrossSectionArtifact.java Fri Dec 09 13:58:29 2011 +0000 @@ -0,0 +1,133 @@ +package de.intevation.flys.artifacts; + +import java.util.ArrayList; +import java.util.List; + +import org.apache.log4j.Logger; + +import org.w3c.dom.Document; + +import de.intevation.artifacts.Artifact; +import de.intevation.artifacts.ArtifactFactory; +import de.intevation.artifacts.CallMeta; + +import de.intevation.flys.artifacts.model.CrossSectionFacet; + +import de.intevation.artifacts.common.ArtifactNamespaceContext; +import de.intevation.artifacts.common.utils.XMLUtils; + +import de.intevation.flys.artifacts.states.StaticState; + +import de.intevation.artifactdatabase.data.DefaultStateData; +import de.intevation.artifactdatabase.state.DefaultOutput; +import de.intevation.artifactdatabase.state.Facet; +import de.intevation.artifactdatabase.state.State; + +import de.intevation.flys.artifacts.states.WMSBackgroundState; + + +public class CrossSectionArtifact extends StaticFLYSArtifact { + + /** Access ids of doc. */ + public static final String XPATH_IDS = "/art:action/art:ids/@value"; + + /** Name of Artifact. */ + public static final String CS_ARTIFACT_NAME = "cross_section"; + + /** Name of state. */ + public static final String STATIC_STATE_NAME = "state.cross_section"; + + /** Own logger. */ + private static final Logger logger = + Logger.getLogger(CrossSectionArtifact.class); + + + /** Return given name. */ + @Override + public String getName() { + return CS_ARTIFACT_NAME; + } + + + /** Store ids, create a (broken) CrossSectionFacet. */ + @Override + public void setup( + String identifier, + ArtifactFactory factory, + Object context, + CallMeta callMeta, + Document data) + { + logger.info("CrossSectionArtifact.setup"); + + super.setup(identifier, factory, context, callMeta, data); + + String ids = XMLUtils.xpathString( + data, XPATH_IDS, ArtifactNamespaceContext.INSTANCE); + + if (ids != null && ids.length() > 0) { + addStringData("ids", ids); + } + else { + throw new IllegalArgumentException("No attribute 'ids' found!"); + } + + List<Facet> fs = new ArrayList<Facet>(); + fs.add(new CrossSectionFacet(0, "TODO GET NAME FROM DB")); + + StaticState state = (StaticState) getCurrentState(context); + state.computeInit(this, hash(), context, callMeta, fs); + + if (!fs.isEmpty()) { + facets.put(getCurrentStateId(), fs); + } + } + + + /** Do not copy data from daddyfact. */ + @Override + protected void initialize( + Artifact artifact, + Object context, + CallMeta callMeta) + { + // do nothing + } + + + /** + * Create and return a new StaticState with charting output. + */ + @Override + public State getCurrentState(Object cc) { + State state = new StaticState(STATIC_STATE_NAME); + + List<Facet> fs = facets.get(getCurrentStateId()); + + DefaultOutput o = new DefaultOutput( + "cross_section", + "cross_section", + "image/png", + fs, + "chart"); + + state.getOutputs().add(o); + + return state; + } + + + /** + * Get a list containing the one and only State. + * @param context ignored. + * @return list with one and only state. + */ + @Override + protected List<State> getStates(Object context) { + ArrayList<State> states = new ArrayList<State>(); + states.add(getCurrentState(context)); + + return states; + } +} +// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :