Remove redundant type arguments

h2/src/main/org/h2/command/ddl/DropView.java

@@ -73,7 +73,7 @@ public class DropView extends SchemaCommand {
             // supported from imported keys - but not for dependent db objects
 
             TableView tableView = (TableView) view;
-            ArrayList<Table> copyOfDependencies = new ArrayList<Table>(tableView.getTables());
+            ArrayList<Table> copyOfDependencies = new ArrayList<>(tableView.getTables());
 
             view.lock(session, true, true);
             session.getDatabase().removeSchemaObject(session, view);

h2/src/main/org/h2/engine/Database.java

@@ -92,8 +92,8 @@ public class Database implements DataHandler {
 
     private static int initialPowerOffCount;
 
-    private static final ThreadLocal<Session> META_LOCK_DEBUGGING = new ThreadLocal<Session>();
-    private static final ThreadLocal<Throwable> META_LOCK_DEBUGGING_STACK = new ThreadLocal<Throwable>();
+    private static final ThreadLocal<Session> META_LOCK_DEBUGGING = new ThreadLocal<>();
+    private static final ThreadLocal<Throwable> META_LOCK_DEBUGGING_STACK = new ThreadLocal<>();
 
     /**
      * The default name of the system user. This name is only used as long as

h2/src/main/org/h2/engine/Session.java

@@ -123,7 +123,7 @@ public class Session extends SessionWithState {
     private long modificationMetaID = -1;
     private SubQueryInfo subQueryInfo;
     private int parsingView;
-    private Deque<String> viewNameStack = new ArrayDeque<String>();
+    private Deque<String> viewNameStack = new ArrayDeque<>();
     private int preparingQueryExpression;
     private volatile SmallLRUCache<Object, ViewIndex> viewIndexCache;
     private HashMap<Object, ViewIndex> subQueryIndexCache;

h2/src/main/org/h2/table/TableView.java

@@ -725,7 +725,7 @@ public class TableView extends Table {
 
         List<Column> columnTemplateList;
         String[] querySQLOutput = new String[]{null};
-        ArrayList<String> columnNames = new ArrayList<String>();
+        ArrayList<String> columnNames = new ArrayList<>();
         for (Column columnTemplate: columnTemplates) {
             columnNames.add(columnTemplate.getName());
         }
@@ -811,7 +811,7 @@ public class TableView extends Table {
         // create table data object
         CreateTableData recursiveTableData = new CreateTableData();
         recursiveTableData.id = db.allocateObjectId();
-        recursiveTableData.columns = new ArrayList<Column>(columns);
+        recursiveTableData.columns = new ArrayList<>(columns);
         recursiveTableData.tableName = cteViewName;
         recursiveTableData.temporary = !isPersistent;
         recursiveTableData.persistData = true;