# HG changeset patch
# User Sascha L. Teichmann <sascha.teichmann@intevation.de>
# Date 1252592518 0
# Node ID 75bdaf90047323870dac4df51d7bc3646f2cf46a
# Parent  83a059c204f88f49b75c8babe9adfbb0a610d88d
Added REST handler for 'describe'.


artifacts/trunk@64 c6561f87-3c4e-4783-a992-168aeb5c3f6f

diff -r 83a059c204f8 -r 75bdaf900473 Changelog
--- a/Changelog	Thu Sep 10 12:29:57 2009 +0000
+++ b/Changelog	Thu Sep 10 14:21:58 2009 +0000
@@ -1,3 +1,14 @@
+2009-09-10	Sascha L. Teichmann	<sascha.teichmann@intevation.de>
+
+	* artifact-database/src/main/java/de/intevation/artifactdatabase/rest/ArtifactResource.java:
+	Handler for describe to be fetced by HTTP GET '/artifact/{uuid}'.
+
+	* artifact-database/src/main/java/de/intevation/artifactdatabase/rest/RestApp.java:
+	Add route to new describe handler.
+
+	* artifact-database/src/main/java/de/intevation/artifactdatabase/Backend.java: Fixed
+	problems with serialization of artifacts to backing database.
+
 2009-09-10	Sascha L. Teichmann	<sascha.teichmann@intevation.de>
 
 	* artifact-database/src/main/java/de/intevation/artifactdatabase/XMLUtils.java:
diff -r 83a059c204f8 -r 75bdaf900473 artifact-database/src/main/java/de/intevation/artifactdatabase/Backend.java
--- a/artifact-database/src/main/java/de/intevation/artifactdatabase/Backend.java	Thu Sep 10 12:29:57 2009 +0000
+++ b/artifact-database/src/main/java/de/intevation/artifactdatabase/Backend.java	Thu Sep 10 14:21:58 2009 +0000
@@ -139,6 +139,7 @@
 
                 oos.writeObject(original);
                 oos.flush();
+                oos.close();
 
                 return bos.toByteArray();
             }
diff -r 83a059c204f8 -r 75bdaf900473 artifact-database/src/main/java/de/intevation/artifactdatabase/rest/ArtifactResource.java
--- /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:
diff -r 83a059c204f8 -r 75bdaf900473 artifact-database/src/main/java/de/intevation/artifactdatabase/rest/RestApp.java
--- a/artifact-database/src/main/java/de/intevation/artifactdatabase/rest/RestApp.java	Thu Sep 10 12:29:57 2009 +0000
+++ b/artifact-database/src/main/java/de/intevation/artifactdatabase/rest/RestApp.java	Thu Sep 10 14:21:58 2009 +0000
@@ -37,6 +37,7 @@
 
         router.attach(FactoriesResource.PATH, FactoriesResource.class);
         router.attach(CreateResource.PATH,    CreateResource.class);
+        router.attach(ArtifactResource.PATH,  ArtifactResource.class);
 
         return router;
     }