Use new collections initializers

3 files changed, 7 insertions, 9 deletions

diff --git a/node-admin/src/test/java/com/yahoo/vespa/hosted/node/admin/maintenance/acl/AclMaintainerTest.java b/node-admin/src/test/java/com/yahoo/vespa/hosted/node/admin/maintenance/acl/AclMaintainerTest.java
index 90674f86907..adecc370b85 100644
--- a/node-admin/src/test/java/com/yahoo/vespa/hosted/node/admin/maintenance/acl/AclMaintainerTest.java
+++ b/node-admin/src/test/java/com/yahoo/vespa/hosted/node/admin/maintenance/acl/AclMaintainerTest.java
@@ -15,8 +15,6 @@ import org.junit.Test;
 
 import java.nio.file.FileSystem;
 import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Collections;
 import java.util.List;
 import java.util.function.Function;
 
@@ -70,7 +68,7 @@ public class AclMaintainerTest {
         verify(dockerOperations, times(2)).executeCommandInNetworkNamespace(eq(context), eq("ip6tables-restore"), any());
         verifyNoMoreInteractions(dockerOperations);
 
-        List<String> expected = Arrays.asList(
+        List<String> expected = List.of(
                 // IPv4 filter table restore
                 "*filter\n" +
                 "-P INPUT ACCEPT\n" +
@@ -137,7 +135,7 @@ public class AclMaintainerTest {
         verify(dockerOperations, times(1)).executeCommandInNetworkNamespace(eq(context), eq("ip6tables-restore"), any());
         verifyNoMoreInteractions(dockerOperations);
 
-        List<String> expected = Arrays.asList(
+        List<String> expected = List.of(
                 // IPv4 filter table restore
                 "*filter\n" +
                 "-P INPUT ACCEPT\n" +
@@ -194,7 +192,7 @@ public class AclMaintainerTest {
         verify(dockerOperations, never()).executeCommandInNetworkNamespace(eq(context), eq("ip6tables-restore"), any()); //we don't have a ip4 address for the container so no redirect
         verifyNoMoreInteractions(dockerOperations);
 
-        List<String> expected = Collections.singletonList(
+        List<String> expected = List.of(
                 "*filter\n" +
                 "-P INPUT ACCEPT\n" +
                 "-P FORWARD ACCEPT\n" +
diff --git a/node-admin/src/test/java/com/yahoo/vespa/hosted/node/admin/maintenance/acl/FilterTableLineEditorTest.java b/node-admin/src/test/java/com/yahoo/vespa/hosted/node/admin/maintenance/acl/FilterTableLineEditorTest.java
index f72cde92839..192422492c8 100644
--- a/node-admin/src/test/java/com/yahoo/vespa/hosted/node/admin/maintenance/acl/FilterTableLineEditorTest.java
+++ b/node-admin/src/test/java/com/yahoo/vespa/hosted/node/admin/maintenance/acl/FilterTableLineEditorTest.java
@@ -6,7 +6,7 @@ import com.yahoo.vespa.hosted.node.admin.task.util.file.Editor;
 import com.yahoo.vespa.hosted.node.admin.task.util.network.IPVersion;
 import org.junit.Test;
 
-import java.util.Arrays;
+import java.util.List;
 
 import static org.junit.Assert.assertEquals;
 
@@ -42,7 +42,7 @@ public class FilterTableLineEditorTest {
         FilterTableLineEditor filterLineEditor = FilterTableLineEditor.from(acl, ipVersion);
         Editor editor = new Editor(
                 "nat-table",
-                () -> Arrays.asList(currentFilterTable.split("\n")),
+                () -> List.of(currentFilterTable.split("\n")),
                 result -> assertEquals(expectedRestoreFileContent, String.join("\n", result)),
                 filterLineEditor);
         editor.edit(m -> {});
diff --git a/node-admin/src/test/java/com/yahoo/vespa/hosted/node/admin/maintenance/acl/NatTableLineEditorTest.java b/node-admin/src/test/java/com/yahoo/vespa/hosted/node/admin/maintenance/acl/NatTableLineEditorTest.java
index 63dc69a180c..1ea3658db76 100644
--- a/node-admin/src/test/java/com/yahoo/vespa/hosted/node/admin/maintenance/acl/NatTableLineEditorTest.java
+++ b/node-admin/src/test/java/com/yahoo/vespa/hosted/node/admin/maintenance/acl/NatTableLineEditorTest.java
@@ -4,7 +4,7 @@ package com.yahoo.vespa.hosted.node.admin.maintenance.acl;
 import com.yahoo.vespa.hosted.node.admin.task.util.file.Editor;
 import org.junit.Test;
 
-import java.util.Arrays;
+import java.util.List;
 
 import static org.junit.Assert.assertEquals;
 
@@ -88,7 +88,7 @@ public class NatTableLineEditorTest {
         NatTableLineEditor natLineEditor = NatTableLineEditor.from(redirectRule);
         Editor editor = new Editor(
                 "nat-table",
-                () -> Arrays.asList(currentNatTable.split("\n")),
+                () -> List.of(currentNatTable.split("\n")),
                 result -> assertEquals(expectedNatTable, String.join("\n", result)),
                 natLineEditor);
         editor.edit(m -> {});