a little bit documentation

[cdmlib.git] / cdmlib-remote / src / main / java / eu / etaxonomy / cdm / remote / controller / MediaController.java

diff --git a/cdmlib-remote/src/main/java/eu/etaxonomy/cdm/remote/controller/MediaController.java b/cdmlib-remote/src/main/java/eu/etaxonomy/cdm/remote/controller/MediaController.java
index 5b6091772f9e32c2748e28aae2f9d3a18e78d9c9..63c3aa497695ce3a75d9dee301d0a15b2a586e83 100644 (file)
--- a/cdmlib-remote/src/main/java/eu/etaxonomy/cdm/remote/controller/MediaController.java
+++ b/cdmlib-remote/src/main/java/eu/etaxonomy/cdm/remote/controller/MediaController.java
@@ -1,46 +1,92 @@
 // $Id$\r
 /**\r
 * Copyright (C) 2007 EDIT\r
-* European Distributed Institute of Taxonomy \r
+* European Distributed Institute of Taxonomy\r
 * http://www.e-taxonomy.eu\r
-* \r
+*\r
 * The contents of this file are subject to the Mozilla Public License Version 1.1\r
 * See LICENSE.TXT at the top of this package for the full license terms.\r
 */\r
 \r
 package eu.etaxonomy.cdm.remote.controller;\r
 \r
+import java.io.IOException;\r
+import java.net.URI;\r
+import java.util.Arrays;\r
+import java.util.List;\r
+import java.util.Map;\r
+import java.util.Set;\r
+import java.util.UUID;\r
+\r
+import javax.servlet.http.HttpServletRequest;\r
+import javax.servlet.http.HttpServletResponse;\r
+\r
+import org.apache.http.HttpException;\r
 import org.springframework.beans.factory.annotation.Autowired;\r
 import org.springframework.stereotype.Controller;\r
+import org.springframework.web.bind.annotation.PathVariable;\r
 import org.springframework.web.bind.annotation.RequestMapping;\r
+import org.springframework.web.servlet.ModelAndView;\r
 \r
-import eu.etaxonomy.cdm.api.service.AnnotatableServiceBase;\r
 import eu.etaxonomy.cdm.api.service.IMediaService;\r
+import eu.etaxonomy.cdm.common.media.ImageInfo;\r
 import eu.etaxonomy.cdm.model.media.Media;\r
-import eu.etaxonomy.cdm.persistence.dao.common.IAnnotatableDao;\r
+import eu.etaxonomy.cdm.model.media.MediaRepresentation;\r
 \r
 /**\r
+ * TODO write controller documentation\r
+ *\r
  * @author a.kohlbecker\r
  * @date 24.03.2009\r
  */\r
 \r
 @Controller\r
-@RequestMapping(value = {"/*/media/*","/*/media/annotation/*"})\r
-public class MediaController extends AnnotatableController<Media, IMediaService>\r
+@RequestMapping(value = {"/media/{uuid}"})\r
+public class MediaController extends BaseController<Media, IMediaService>\r
 {\r
 \r
-       public MediaController(){\r
-               super();\r
-               setUuidParameterPattern("^/(?:[^/]+)/media/([^/?#&\\.]+).*");\r
-       }\r
-       \r
-       /* (non-Javadoc)\r
-        * @see eu.etaxonomy.cdm.remote.controller.GenericController#setService(eu.etaxonomy.cdm.api.service.IService)\r
-        */\r
-       @Autowired\r
-       @Override\r
-       public void setService(IMediaService service) {\r
-               this.service = service;\r
-       }\r
+    /* (non-Javadoc)\r
+     * @see eu.etaxonomy.cdm.remote.controller.GenericController#setService(eu.etaxonomy.cdm.api.service.IService)\r
+     */\r
+    @Autowired\r
+    @Override\r
+    public void setService(IMediaService service) {\r
+        this.service = service;\r
+    }\r
+    private static final List<String> MEDIA_INIT_STRATEGY = Arrays.asList(new String []{\r
+            "*",\r
+            "representations",\r
+            "representations.parts"\r
+    });\r
+\r
+    @RequestMapping(value = {"metadata"})\r
+    public ModelAndView doGetMediaMetaData(@PathVariable("uuid") UUID uuid,\r
+            HttpServletRequest request, HttpServletResponse response) throws IOException {\r
+        Map<String, String> result;\r
+        Media media = getCdmBaseInstance(uuid, response, MEDIA_INIT_STRATEGY);\r
+\r
+        Set<MediaRepresentation> representations = media.getRepresentations();\r
+        //get first representation and retrieve the according metadata\r
+\r
+        Object[] repArray = representations.toArray();\r
+        Object mediaRep = repArray[0];\r
+        ModelAndView mv = new ModelAndView();\r
+        URI uri = null;\r
+        try {\r
+            if (mediaRep instanceof MediaRepresentation){\r
+                MediaRepresentation medRep = (MediaRepresentation) mediaRep;\r
+                uri = medRep.getParts().get(0).getUri();\r
+                ImageInfo imageInfo = ImageInfo.NewInstanceWithMetaData(uri, 3000);\r
+                result = imageInfo.getMetaData();\r
+                if(result != null) {\r
+                    mv.addObject(result);\r
+                }\r
+            }\r
+        } catch (HttpException e) {\r
+            HttpStatusMessage.fromString("Reading media file from " + uri.toString() + " failed").setStatusCode(400).send(response);\r
+        }\r
+        return mv;\r
+\r
+    }\r
 \r
 }\r