diff --git a/config-model/src/main/java/com/yahoo/vespa/model/container/search/ContainerSearch.java b/config-model/src/main/java/com/yahoo/vespa/model/container/search/ContainerSearch.java
index 91622e9fe31..de9e9ad7a4b 100644
--- a/config-model/src/main/java/com/yahoo/vespa/model/container/search/ContainerSearch.java
+++ b/config-model/src/main/java/com/yahoo/vespa/model/container/search/ContainerSearch.java
@@ -35,15 +35,15 @@
  * @author gjoranv
  * @author Tony Vaagenes
  */
-public class ContainerSearch extends ContainerSubsystem<SearchChains>
-    implements
+public class ContainerSearch extends ContainerSubsystem<SearchChains> implements
         IndexInfoConfig.Producer,
         IlscriptsConfig.Producer,
         QrSearchersConfig.Producer,
         QueryProfilesConfig.Producer,
         SemanticRulesConfig.Producer,
         PageTemplatesConfig.Producer,
-        SchemaInfoConfig.Producer {
+        SchemaInfoConfig.Producer
+{
 
     public static final String QUERY_PROFILE_REGISTRY_CLASS = CompiledQueryProfileRegistry.class.getName();
 
diff --git a/config-model/src/main/java/com/yahoo/vespa/model/content/ContentSearchCluster.java b/config-model/src/main/java/com/yahoo/vespa/model/content/ContentSearchCluster.java
index 4d6f454f7e0..a92362bf899 100644
--- a/config-model/src/main/java/com/yahoo/vespa/model/content/ContentSearchCluster.java
+++ b/config-model/src/main/java/com/yahoo/vespa/model/content/ContentSearchCluster.java
@@ -89,7 +89,8 @@ public static class Builder extends VespaDomBuilder.DomConfigProducerBuilderBase
 
         public Builder(Map<String, NewDocumentType> documentDefinitions,
                        Set<NewDocumentType> globallyDistributedDocuments,
-                       double fractionOfMemoryReserved, ResourceLimits resourceLimits) {
+                       double fractionOfMemoryReserved, ResourceLimits resourceLimits)
+        {
             this.documentDefinitions = documentDefinitions;
             this.globallyDistributedDocuments = globallyDistributedDocuments;
             this.fractionOfMemoryReserved = fractionOfMemoryReserved;
@@ -103,12 +104,9 @@ protected ContentSearchCluster doBuild(DeployState deployState, TreeConfigProduc
             Boolean flushOnShutdownElem = clusterElem.childAsBoolean("engine.proton.flush-on-shutdown");
             Boolean syncTransactionLog = clusterElem.childAsBoolean("engine.proton.sync-transactionlog");
 
-            var search = new ContentSearchCluster(ancestor, clusterName,
-                                                  deployState.getProperties().featureFlags(),
-                                                  documentDefinitions,
-                                                  globallyDistributedDocuments,
-                                                  getFlushOnShutdown(flushOnShutdownElem),
-                                                  syncTransactionLog,
+            var search = new ContentSearchCluster(ancestor, clusterName, deployState.getProperties().featureFlags(),
+                                                  documentDefinitions, globallyDistributedDocuments,
+                                                  getFlushOnShutdown(flushOnShutdownElem), syncTransactionLog,
                                                   fractionOfMemoryReserved);
 
             ModelElement tuning = clusterElem.childByPath("engine.proton.tuning");
diff --git a/config-model/src/test/java/com/yahoo/vespa/model/builder/xml/dom/ContentBuilderTest.java b/config-model/src/test/java/com/yahoo/vespa/model/builder/xml/dom/ContentBuilderTest.java
index d3e69e64fe6..440e7a92ea1 100644
--- a/config-model/src/test/java/com/yahoo/vespa/model/builder/xml/dom/ContentBuilderTest.java
+++ b/config-model/src/test/java/com/yahoo/vespa/model/builder/xml/dom/ContentBuilderTest.java
@@ -362,9 +362,7 @@ void addsEnvironmentVariablesfromFeatureFlag() {
                         "      <node hostalias=\"mockhost\" distribution-key=\"0\" />" +
                         "    </group>" +
                         "</content>", new TestProperties().setEnvironmentVariables(List.of("MY_1_ENV=xyz abc", "MY_2_ENV=2")));
-        ContentSearchCluster s;
-
-        s = b.getSearch();
+        ContentSearchCluster s = b.getSearch();
         assertTrue(s.hasIndexedCluster());
         assertNotNull(s.getIndexed());
         assertEquals(1, b.getStorageCluster().getChildren().size());
diff --git a/container-search/src/main/java/com/yahoo/search/grouping/GroupingValidator.java b/container-search/src/main/java/com/yahoo/search/grouping/GroupingValidator.java
index d61da0ebedf..d4e295fb51f 100644
--- a/container-search/src/main/java/com/yahoo/search/grouping/GroupingValidator.java
+++ b/container-search/src/main/java/com/yahoo/search/grouping/GroupingValidator.java
@@ -55,7 +55,7 @@ public GroupingValidator(QrSearchersConfig qrsConfig, ClusterConfig clusterConfi
         var searchCluster = qrsConfig.searchcluster(clusterId);
         QrSearchersConfig.Searchcluster.Indexingmode.Enum indexingMode = searchCluster.indexingmode();
         enabled = (indexingMode != QrSearchersConfig.Searchcluster.Indexingmode.STREAMING);
-        clusterName = enabled ? searchCluster.name() : null;
+        clusterName = searchCluster.name();
         for (AttributesConfig.Attribute attr : attributesConfig.attribute()) {
             attributes.put(attr.name(), attr);
         }
@@ -97,8 +97,7 @@ private class MyVisitor implements ExpressionVisitor {
 
         @Override
         public void visitExpression(GroupingExpression exp) {
-            if (exp instanceof AttributeMapLookupValue) {
-                AttributeMapLookupValue mapLookup = (AttributeMapLookupValue) exp;
+            if (exp instanceof AttributeMapLookupValue mapLookup) {
                 verifyHasAttribute(mapLookup.getKeyAttribute());
                 verifyHasAttribute(mapLookup.getValueAttribute());
                 if (mapLookup.hasKeySourceAttribute()) {
diff --git a/container-search/src/main/java/com/yahoo/search/searchers/QueryValidator.java b/container-search/src/main/java/com/yahoo/search/searchers/QueryValidator.java
index 033e567d53a..1c95a07cdfd 100644
--- a/container-search/src/main/java/com/yahoo/search/searchers/QueryValidator.java
+++ b/container-search/src/main/java/com/yahoo/search/searchers/QueryValidator.java
@@ -11,7 +11,6 @@
 import com.yahoo.search.Result;
 import com.yahoo.search.Searcher;
 import com.yahoo.search.schema.Field;
-import com.yahoo.search.schema.FieldInfo;
 import com.yahoo.search.schema.SchemaInfo;
 import com.yahoo.search.searchchain.Execution;
 import com.yahoo.search.searchchain.PhaseNames;
@@ -55,7 +54,7 @@ public TermSearchValidator(SchemaInfo.Session schema) {
         public boolean visit(Item item) {
             if (item instanceof HasIndexItem indexItem) {
                 var field = schema.fieldInfo(indexItem.getIndexName());
-                if (! field.isPresent()) return true;
+                if (field.isEmpty()) return true;
                 if (field.get().type().kind() == Field.Type.Kind.TENSOR)
                     throw new IllegalArgumentException("Cannot search for terms in '" + indexItem.getIndexName() +
                                                        "': It is a tensor field");
@@ -76,7 +75,7 @@ public boolean visit(Item item) {
             if (schema.isStreaming()) return true; // prefix is always supported
             if (item instanceof PrefixItem prefixItem) {
                 var field = schema.fieldInfo(prefixItem.getIndexName());
-                if (! field.isPresent()) return true;
+                if (field.isEmpty()) return true;
                 if ( ! field.get().isAttribute())
                     throw new IllegalArgumentException("'" + prefixItem.getIndexName() + "' is not an attribute field: Prefix matching is not supported");
                 if (field.get().isIndex()) // index overrides attribute