Add dspace-rest, using Jersey, light support for Collection / Community

2025-10-17 23:13:10 +00:00 · 2013-09-19 13:35:40 -04:00
parent 84e9f8e718
commit 6ac5842e0a
11 changed files with 544 additions and 0 deletions
--- a/dspace-rest/src/main/java/org/dspace/rest/CollectionsResource.java
+++ b/dspace-rest/src/main/java/org/dspace/rest/CollectionsResource.java
@@ -0,0 +1,77 @@
+package org.dspace.rest;
+
+import org.dspace.content.Collection;
+import org.dspace.core.Context;
+
+import javax.ws.rs.*;
+import javax.ws.rs.core.MediaType;
+import java.sql.SQLException;
+import java.util.ArrayList;
+
+/*
+The "Path" annotation indicates the URI this class will be available at relative to your base URL.  For
+example, if this web-app is launched at localhost using a context of "hello" and no URL pattern is defined
+in the web.xml servlet mapping section, then the web service will be available at:
+
+http://localhost:8080/<webapp>/collections
+ */
+@Path("/collections")
+public class CollectionsResource {
+    final String collectionsPath = "/dspace-rest/collections/";
+
+    private static Context context;
+
+    /*
+    The "GET" annotation indicates this method will respond to HTTP Get requests.
+    The "Produces" annotation indicates the MIME response the method will return.
+     */
+    @GET
+    @Path("/")
+    @Produces(MediaType.TEXT_HTML)
+    public String listHTML() {
+        StringBuilder everything = new StringBuilder();
+        try {
+            Context context = new Context();
+
+            Collection[] collections = Collection.findAll(context);
+            for(Collection collection : collections) {
+                everything.append("<li><a href='" + collectionsPath + collection.getID() + "'>" + collection.getID() + " - " + collection.getName() + "</a></li>\n");
+            }
+
+        } catch (SQLException e) {
+            return "ERROR: " + e.getMessage();
+        }
+
+        return "<html><title>Hello!</title><body>Collections<br/><ul>" + everything.toString() + "</ul>.</body></html> ";
+    }
+
+    @GET
+    @Path("/")
+    @Produces({MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML})
+    public org.dspace.rest.common.Collection[] list(@QueryParam("expand") String expand) {
+        try {
+            if(context == null || !context.isValid() ) {
+                context = new Context();
+            }
+
+            Collection[] collections = Collection.findAll(context);
+            ArrayList<org.dspace.rest.common.Collection> collectionArrayList = new ArrayList<org.dspace.rest.common.Collection>();
+            for(Collection collection : collections) {
+                org.dspace.rest.common.Collection restCollection = new org.dspace.rest.common.Collection(collection, expand);
+                collectionArrayList.add(restCollection);
+            }
+
+            return collectionArrayList.toArray(new org.dspace.rest.common.Collection[0]);
+
+        } catch (SQLException e) {
+            return null;
+        }
+    }
+
+    @GET
+    @Path("/{collection_id}")
+    @Produces({MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML})
+    public org.dspace.rest.common.Collection getCollection(@PathParam("collection_id") Integer collection_id, @QueryParam("expand") String expand) {
+        return new org.dspace.rest.common.Collection(collection_id, expand);
+    }
+}