Make CI happy

server/src/main/java/org/elasticsearch/common/io/stream/StreamOutput.java

@@ -30,6 +30,8 @@
 import org.apache.lucene.util.BytesRefBuilder;
 import org.elasticsearch.ElasticsearchException;
 import org.elasticsearch.Version;
+import org.elasticsearch.cluster.ClusterState;
+import org.elasticsearch.cluster.metadata.MetaData;
 import org.elasticsearch.common.Nullable;
 import org.elasticsearch.common.bytes.BytesReference;
 import org.elasticsearch.common.geo.GeoPoint;

server/src/main/java/org/elasticsearch/plugins/Plugin.java

@@ -23,6 +23,7 @@
 import org.elasticsearch.bootstrap.BootstrapCheck;
 import org.elasticsearch.client.Client;
 import org.elasticsearch.cluster.ClusterModule;
+import org.elasticsearch.cluster.ClusterState;
 import org.elasticsearch.cluster.metadata.IndexMetaData;
 import org.elasticsearch.cluster.metadata.IndexTemplateMetaData;
 import org.elasticsearch.cluster.metadata.MetaData;

server/src/main/java/org/elasticsearch/search/aggregations/bucket/significant/UnmappedSignificantTerms.java

@@ -26,6 +26,7 @@
 import org.elasticsearch.search.aggregations.InternalAggregation;
 import org.elasticsearch.search.aggregations.InternalAggregations;
 import org.elasticsearch.search.aggregations.bucket.significant.heuristics.SignificanceHeuristic;
+import org.elasticsearch.search.aggregations.bucket.terms.InternalTerms;
 import org.elasticsearch.search.aggregations.bucket.terms.UnmappedTerms;
 import org.elasticsearch.search.aggregations.pipeline.PipelineAggregator;
 

x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/security/action/user/HasPrivilegesAction.java

@@ -6,6 +6,7 @@
 package org.elasticsearch.xpack.core.security.action.user;
 
 import org.elasticsearch.action.Action;
+import org.elasticsearch.xpack.core.security.authz.RoleDescriptor;
 
 /**
  * This action is testing whether a user has the specified

x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/security/authc/support/mapper/expressiondsl/RoleMapperExpression.java

@@ -18,7 +18,7 @@ public interface RoleMapperExpression extends ToXContentObject, NamedWriteable {
 
     /**
      * Determines whether this expression matches against the provided object.
-     * @param model
+     * @param model the {@link ExpressionModel}
      */
     boolean match(ExpressionModel model);
 

x-pack/plugin/monitoring/src/main/java/org/elasticsearch/xpack/monitoring/exporter/http/HttpHostBuilder.java

@@ -7,6 +7,7 @@
 
 import org.apache.http.HttpHost;
 import org.elasticsearch.client.RestClient;
+import org.elasticsearch.client.RestClientBuilder;
 
 import java.net.URI;
 import java.net.URISyntaxException;
@@ -223,4 +224,4 @@ public HttpHost build() {
         return new HttpHost(host, port == -1 ? 9200 : port, scheme.toString());
     }
 
-}
+}

x-pack/plugin/security/src/main/java/org/elasticsearch/xpack/security/rest/action/user/RestHasPrivilegesAction.java

@@ -19,6 +19,7 @@
 import org.elasticsearch.xpack.core.security.SecurityContext;
 import org.elasticsearch.xpack.core.security.action.user.HasPrivilegesRequestBuilder;
 import org.elasticsearch.xpack.core.security.action.user.HasPrivilegesResponse;
+import org.elasticsearch.xpack.core.security.authz.RoleDescriptor;
 import org.elasticsearch.xpack.core.security.client.SecurityClient;
 import org.elasticsearch.xpack.security.rest.action.SecurityBaseRestHandler;