protected void initFeatureVersions() throws PluginException.InvalidDefinition {
   if (definitionMap.containsKey(KEY_PLUGIN_FEATURE_VERSION_MAP)) {
     Map<Plugin.Feature, String> map = new HashMap<Plugin.Feature, String>();
     Map<String, String> spec =
         (Map<String, String>) definitionMap.getMap(KEY_PLUGIN_FEATURE_VERSION_MAP);
     log.debug2("features: " + spec);
     for (Map.Entry<String, String> ent : spec.entrySet()) {
       try {
         // Prefix version string with feature name to create separate
         // namespace for each feature
         String key = ent.getKey();
         map.put(Plugin.Feature.valueOf(key), key + "_" + ent.getValue());
       } catch (RuntimeException e) {
         log.warning(
             getPluginName()
                 + " set unknown feature: "
                 + ent.getKey()
                 + " to version "
                 + ent.getValue(),
             e);
         throw new PluginException.InvalidDefinition("Unknown feature: " + ent.getKey(), e);
       }
     }
     featureVersion = map;
   } else {
     featureVersion = null;
   }
 }
 private void setMdTypeFact(Map factClassMap, String mdType, String factName) {
   log.debug3("Metadata type: " + mdType + " factory " + factName);
   FileMetadataExtractorFactory fact =
       (FileMetadataExtractorFactory) newAuxClass(factName, FileMetadataExtractorFactory.class);
   factClassMap.put(mdType, fact);
 }
  /*
   *  The supporting methods
   */
  private void setUpExpectedTarContent() {
    /* maps the DOIs in the metadata to the expected values */
    log.debug3("setUpExpectedTarContent");
    pubTitleMap = new HashMap<String, String>();
    {
      pubTitleMap.put("10.1016/j.jidx.2014.07.028", "International Journal of XXX");
      pubTitleMap.put("10.1016/j.jidx2.2014.05.013", "Revista");
      pubTitleMap.put("10.1016/S1473-1111(14)70840-0", "The Journal");
      pubTitleMap.put("10.1016/S0140-1111(14)61865-1", "The Other Journal");
      pubTitleMap.put("10.1016/j.foo.2014.08.001", "Foo");
      pubTitleMap.put("10.1016/j.foo.2014.08.123", "Foo");
    }
    ;

    dateMap = new HashMap<String, String>();
    {
      dateMap.put("10.1016/j.jidx.2014.07.028", "2014-07-30");
      dateMap.put("10.1016/j.jidx2.2014.05.013", "2014-07-09");
      dateMap.put("10.1016/S1473-1111(14)70840-0", "2014-09-01");
      dateMap.put("10.1016/S0140-1111(14)61865-1", "2014"); // will get from main.xml as backup
      dateMap.put("10.1016/j.foo.2014.08.001", "2014-08-20");
      dateMap.put("10.1016/j.foo.2014.08.123", "2014-08-20");
    }
    ;

    accessUrlMap = new HashMap<String, String>();
    {
      accessUrlMap.put(
          "10.1016/j.jidx.2014.07.028",
          TAR_A_BASE + SUBDIR + "01420615/v64sC/S0142061514004608/main.pdf");
      accessUrlMap.put(
          "10.1016/j.jidx2.2014.05.013",
          TAR_A_BASE + SUBDIR + "00349356/v61i9/S0034935614001819/main.pdf");
      accessUrlMap.put(
          "10.1016/S1473-1111(14)70840-0",
          TAR_A_BASE + SUBDIR + "14733099/v14i10/S1473309914708400/main.pdf");
      accessUrlMap.put(
          "10.1016/S0140-1111(14)61865-1",
          TAR_B_BASE + SUBDIR + "01406736/v384sS1/S0140673614618651/main.pdf");
      accessUrlMap.put(
          "10.1016/j.foo.2014.08.001",
          TAR_B_BASE + SUBDIR + "00191035/v242sC/S0019103514004151/main.pdf");
      accessUrlMap.put(
          "10.1016/j.foo.2014.08.123",
          TAR_B_BASE + SUBDIR + "00191035/v242sC/S0019103514003856/main.pdf");
    }
    ;

    ArrayList<String> goodAuthors = new ArrayList<String>();
    {
      goodAuthors.add("Writer, Bob");
      goodAuthors.add("Q. Text, Samantha");
    }
    ArrayList<String> simpleAuthors = new ArrayList<String>();
    {
      simpleAuthors.add("Simple, Josh");
    }
    ArrayList<String> extendedAuthors = new ArrayList<String>();
    {
      extendedAuthors.add("Writer, Bob");
      extendedAuthors.add("Q. Text, Samantha");
      extendedAuthors.add("The COLLABORATIVE Investigators");
    }

    authorMap = new HashMap<String, List<String>>();
    {
      authorMap.put("10.1016/j.jidx.2014.07.028", goodAuthors);
      authorMap.put("10.1016/j.jidx2.2014.05.013", goodAuthors);
      authorMap.put("10.1016/S1473-1111(14)70840-0", extendedAuthors);
      authorMap.put("10.1016/S0140-1111(14)61865-1", simpleAuthors);
      authorMap.put("10.1016/j.foo.2014.08.001", goodAuthors);
      authorMap.put("10.1016/j.foo.2014.08.123", goodAuthors);
    }
    ;

    volMap = new HashMap<String, String>();
    {
      volMap.put("10.1016/j.jidx.2014.07.028", "64");
      volMap.put("10.1016/j.jidx2.2014.05.013", "61");
      volMap.put("10.1016/S1473-1111(14)70840-0", "14");
      volMap.put("10.1016/S0140-1111(14)61865-1", "384");
      volMap.put("10.1016/j.foo.2014.08.001", "242");
      volMap.put("10.1016/j.foo.2014.08.123", "242");
    }
    ;

    issueMap = new HashMap<String, String>();
    {
      issueMap.put("10.1016/j.jidx.2014.07.028", "C");
      issueMap.put("10.1016/j.jidx2.2014.05.013", "9");
      issueMap.put("10.1016/S1473-1111(14)70840-0", "10");
      issueMap.put("10.1016/S0140-1111(14)61865-1", "S1");
      issueMap.put("10.1016/j.foo.2014.08.001", "C");
      issueMap.put("10.1016/j.foo.2014.08.123", "C");
    }
    ;
  }