diff artifact-database/src/main/java/de/intevation/artifactdatabase/rest/ServicesResource.java @ 72:b01e47317a78

Added '/services' url to web server to list the available services in XML. artifacts/trunk@600 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Fri, 22 Jan 2010 11:40:26 +0000
parents
children 48d1a9a082c2
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/artifact-database/src/main/java/de/intevation/artifactdatabase/rest/ServicesResource.java	Fri Jan 22 11:40:26 2010 +0000
@@ -0,0 +1,72 @@
+package de.intevation.artifactdatabase.rest;
+
+import de.intevation.artifactdatabase.XMLUtils.ElementCreator;
+
+import de.intevation.artifactdatabase.XMLUtils;
+
+import de.intevation.artifacts.ArtifactDatabase;
+import de.intevation.artifacts.ArtifactNamespaceContext;
+
+import org.apache.log4j.Logger;
+
+import org.restlet.data.MediaType;
+
+import org.restlet.ext.xml.DomRepresentation;
+
+import org.restlet.representation.Representation;
+
+import org.restlet.resource.ResourceException;
+
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+
+/**
+ * @author Sascha L. Teichmann (sascha.teichmann@intevation)
+ */
+public class ServicesResource
+extends      BaseResource
+{
+    private static Logger logger = Logger.getLogger(ServicesResource.class);
+
+    public static final String PATH = "/services";
+
+    protected Representation innerGet()
+    throws                   ResourceException
+    {
+        Document document = XMLUtils.newDocument();
+
+        ElementCreator ec = new ElementCreator(
+            document,
+            ArtifactNamespaceContext.NAMESPACE_URI,
+            ArtifactNamespaceContext.NAMESPACE_PREFIX);
+
+        ArtifactDatabase db = (ArtifactDatabase)getContext()
+            .getAttributes().get("database");
+
+        Element root = ec.create("result");
+        document.appendChild(root);
+
+        Element type = ec.create("type");
+        ec.addAttr(type, "name", "service-list");
+        root.appendChild(type);
+
+        Element factories = ec.create("services");
+        root.appendChild(factories);
+
+        String [][] factoryNames = db.serviceNamesAndDescriptions();
+
+        for (int i = 0; i < factoryNames.length; ++i) {
+            String [] nd = factoryNames[i];
+            Element factoryElement = ec.create("service");
+            ec.addAttr(factoryElement, "name", nd[0]);
+            ec.addAttr(factoryElement, "description", nd[1]);
+            factories.appendChild(factoryElement);
+        }
+
+        document.normalizeDocument();
+
+        return new DomRepresentation(
+            MediaType.APPLICATION_XML, document);
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :

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