package org.kuali.ole.docstore.common.client;
   
   /**
    * Created with IntelliJ IDEA.
    * User: divyaj
    * Date: 1/6/14
    * Time: 3:42 PM
    * To change this template use File | Settings | File Templates.
    */
  public class DocstoreClientLocator {
  
      private static final org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(DocstoreClientLocator.class);
      private DocstoreClient docstoreClient = null;
      public DocstoreClientLocator(){
          // TODO: Remove this line after fixing the logic for getDocstoreClient.
          docstoreClient = new DocstoreRestClient();
      }
      public DocstoreClient getDocstoreClient()throws Exception{
          if (docstoreClient !=null) {
              return docstoreClient;
          } else {
              LOG.info("docstoreClient is null");
              // Check whether docstore is local (Look for docstore local service).
              try{
                  Class<?> docstoreServiceClass = Class.forName("org.kuali.ole.docstore.engine.service.DocstoreServiceImpl");
                  // Docstore is local. So create a local client.
                  docstoreClient = (DocstoreClient) Class.forName("org.kuali.ole.docstore.engine.client.DocstoreLocalClient").newInstance();
                  // TODO: Catch instantiation exception and throw DocstoreException.
                  LOG.info("DocstoreLocalClient successfully instantiated");
                  // Loginfo  "Docstore local client created".
              }catch(ClassNotFoundException cnfe){
                  // Docstore is remote. So create a rest client.
                  docstoreClient = new DocstoreRestClient();
                  LOG.info("DocstoreRestClient successfully instantiated");
              }
          }
          return docstoreClient;
      }
  }