diff artifact-database/src/main/java/de/intevation/artifactdatabase/rest/ArtifactResource.java @ 27:75bdaf900473

Added REST handler for 'describe'. artifacts/trunk@64 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Thu, 10 Sep 2009 14:21:58 +0000
parents
children 019b9f02d523
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/artifact-database/src/main/java/de/intevation/artifactdatabase/rest/ArtifactResource.java	Thu Sep 10 14:21:58 2009 +0000
@@ -0,0 +1,76 @@
+package de.intevation.artifactdatabase.rest;
+
+import org.restlet.resource.Get;  
+import org.restlet.resource.Post;  
+import org.restlet.resource.ServerResource;
+
+import org.restlet.representation.Representation;
+import org.restlet.representation.EmptyRepresentation;
+
+import org.restlet.ext.xml.DomRepresentation;
+
+import de.intevation.artifacts.ArtifactDatabase;
+import de.intevation.artifacts.Artifact;
+
+import org.restlet.data.Request;
+import org.restlet.data.Response;
+import org.restlet.data.Status;
+
+import org.restlet.data.MediaType;
+
+import org.apache.log4j.Logger;
+
+import org.w3c.dom.Document;
+
+/**
+ * @author Sascha L. Teichmann (sascha.teichmann@intevation)
+ */
+public class ArtifactResource
+extends      ServerResource
+{
+    private static Logger logger = Logger.getLogger(ArtifactResource.class);
+
+    public static final String PATH = "/artifact/{uuid}";
+
+    public static final String NO_ARTIFACT_FOUND = "Artifact not found";
+
+    @Get
+    public Representation represent() {
+
+        Request request = getRequest();
+
+        String identifier = (String)request.getAttributes().get("uuid");
+
+        if (logger.isDebugEnabled()) {
+            logger.debug("looking for artifact id '" + identifier + "'");
+        }
+
+        ArtifactDatabase db = (ArtifactDatabase)getContext()
+            .getAttributes().get("database");
+
+        Artifact artifact = db.getArtifact(identifier);
+
+        if (artifact == null) {
+            Response response = getResponse();
+            response.setStatus(Status.CLIENT_ERROR_NOT_FOUND, NO_ARTIFACT_FOUND);
+            return new EmptyRepresentation();
+        }
+
+        Document description = artifact.describe(db.getArtifactContext());
+
+        if (logger.isDebugEnabled()) {
+            logger.debug("out document: " + description);
+        }
+
+        return new DomRepresentation(
+            MediaType.APPLICATION_XML, description);
+    }
+
+    /*
+    @Post
+    public Representation representPost() {
+        return new EmptyRepresentation();
+    }
+    */
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8:

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