we have a utility method, so lets use it

h2/src/main/org/h2/command/Parser.java

@@ -5365,7 +5365,7 @@ public class Parser {
                 if ("InnoDb".equalsIgnoreCase(tableEngine)) {
                     // ok
                 } else if (!"MyISAM".equalsIgnoreCase(tableEngine)) {
-                    throw DbException.get(ErrorCode.FEATURE_NOT_SUPPORTED_1, tableEngine);
+                    throw DbException.getUnsupportedException(tableEngine);
                 }
             } else {
                 command.setTableEngine(readUniqueIdentifier());

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

@@ -182,7 +182,7 @@ public class AlterTableAddConstraint extends SchemaCommand {
             Table refTable = refSchema.getTableOrView(session, refTableName);
             session.getUser().checkRight(refTable, Right.ALL);
             if (!refTable.canReference()) {
-                throw DbException.get(ErrorCode.FEATURE_NOT_SUPPORTED_1, "Reference " + refTable.getSQL());
+                throw DbException.getUnsupportedException("Reference " + refTable.getSQL());
             }
             boolean isOwner = false;
             IndexColumn.mapColumns(indexColumns, table);

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

@@ -93,7 +93,7 @@ public class CreateView extends SchemaCommand {
         } else {
             ArrayList<Parameter> params = select.getParameters();
             if (params != null && params.size() > 0) {
-                throw DbException.get(ErrorCode.FEATURE_NOT_SUPPORTED_1, "parameters in views");
+                throw DbException.getUnsupportedException("parameters in views");
             }
             querySQL = select.getPlanSQL();
         }

h2/src/main/org/h2/index/BaseIndex.java

@@ -76,7 +76,7 @@ public abstract class BaseIndex extends SchemaObjectBase implements Index {
         for (IndexColumn c : columns) {
             int type = c.column.getType();
             if (type == Value.CLOB || type == Value.BLOB) {
-                throw DbException.get(ErrorCode.FEATURE_NOT_SUPPORTED_1, "Index on BLOB or CLOB column: " + c.column.getCreateSQL());
+                throw DbException.getUnsupportedException("Index on BLOB or CLOB column: " + c.column.getCreateSQL());
             }
         }
     }

h2/src/main/org/h2/tools/Csv.java

@@ -899,7 +899,7 @@ public class Csv implements SimpleRowSource {
             } else if (isParam(key, "caseSensitiveColumnNames")) {
                 setCaseSensitiveColumnNames(Boolean.parseBoolean(value));
             } else {
-                throw DbException.get(ErrorCode.FEATURE_NOT_SUPPORTED_1, key);
+                throw DbException.getUnsupportedException(key);
             }
         }
         return charset;