Fix bad request being returned for correct service type

The partial index rebuild endpoint would return 400 for
valid service types. This fixes that, and also some
checkstyle issues.

modules/asset-manager-impl/src/main/java/org/opencastproject/assetmanager/impl/AssetManagerImpl.java

@@ -132,7 +132,18 @@
 import java.net.URI;
 import java.net.URISyntaxException;
 import java.security.NoSuchAlgorithmException;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
+import java.util.Optional;
+import java.util.Set;
+import java.util.UUID;
 import java.util.concurrent.CopyOnWriteArrayList;
 import java.util.function.Function;
 import java.util.stream.Collectors;
@@ -982,8 +993,8 @@ public void repopulate(DataType dataType) throws IndexRebuildException {
                   updatedEventData = getEventUpdateFunctionOnlyAcl(snapshot, orgId, snapshotSystemUser)
                       .apply(updatedEventData);
                 } else {
-                  throw new IndexRebuildException(dataType + " is not a supported data type. " +
-                          "Accepted values are " + Arrays.toString(getSupportedDataTypes()) + ".");
+                  throw new IndexRebuildException(dataType + " is not a supported data type. "
+                      + "Accepted values are " + Arrays.toString(getSupportedDataTypes()) + ".");
                 }
                 updatedEventRange.add(updatedEventData.get());
 

modules/elasticsearch-index/src/main/java/org/opencastproject/elasticsearch/index/endpoint/IndexEndpoint.java

@@ -206,7 +206,7 @@ public Response partiallyRebuildIndexByType(
     IndexProducer indexProducer = indexRebuildService.getIndexProducer(service);
 
     DataType dataType = EnumUtils.getEnum(DataType.class, dataTypeStr);
-    if (dataType == null || indexProducer.dataTypeSupported(dataType)) {
+    if (dataType == null || !indexProducer.dataTypeSupported(dataType)) {
       return R.badRequest("The given path param for data type was invalid.");
     }