Changeset 26171 for other-projects/gs3-webservices-java-client/trunk/src/GS3Fedora/org/greenstone/fedora/services/FedoraConnection.java

Timestamp:

2012-09-11T16:22:31+12:00 (12 years ago)

Author:

ak19

Message:

Uncommitted changes from ages back to fedoraGS3 classes to get greenstone to work as an interface to fedora repository backend.

File:

• other-projects/gs3-webservices-java-client/trunk/src/GS3Fedora/org/greenstone/fedora/services/FedoraConnection.java (modified) (1 diff)

other-projects/gs3-webservices-java-client/trunk/src/GS3Fedora/org/greenstone/fedora/services/FedoraConnection.java

@@ -984 +984 @@
     }
     
+
+    /** Used to obtain the dc:title value (hashID) of the DC stream of a digital
+     * object whose fedoraID is of a special sort: greenstone-http:<colname>-id. */
+    protected String getDCTitle(String fedoraPID) 
+    throws RemoteException, UnsupportedEncodingException, 
+            SAXException, IOException
+    {
+    String title = "";
+    MIMETypedStream dcdata = APIA.getDatastreamDissemination(fedoraPID, DC, null);
+    if(dcdata == null || dcdata.equals("")) {
+        return title;
+    }
+    String dcStream = new String(dcdata.getStream(), UTF8);
+    
+    InputSource source = new InputSource(new StringReader(dcStream));
+    Document doc = builder.parse(source);
+    Element docEl = doc.getDocumentElement(); // docEl=<oai_dc:dc></oai_dc:dc>
+    NodeList children = docEl.getElementsByTagName("dc:title");
+    if(children != null && children.getLength() > 0) {
+        Node n = children.item(0); // <dc:title>
+        Element e = (Element)n;
+        title = FedoraCommons.getValue(e);
+    }
+    return title;
+    }
+
     /** @return the title metadata for the given document sections. 
      * These titles are returned in the same order as the given docPIDs