SQL: Regen grammar

Original commit: elastic/x-pack-elasticsearch@7cac9f5ea0

plugin/sql/src/main/antlr/SqlBase.g4

@@ -55,6 +55,7 @@ statement
     | (DESCRIBE | DESC) tableIdentifier                                                                   #showColumns
     | SHOW FUNCTIONS (LIKE? pattern)?                                                                     #showFunctions
     | SHOW SCHEMAS                                                                                        #showSchemas
+    | SYS CATALOGS                                                                                        #sysCatalogs
     | SYS TABLES (CATALOG LIKE? clusterPattern=pattern)? 
                  (LIKE? tablePattern=pattern)?
                  (TYPE STRING (',' STRING)* )?                                                            #sysTables

plugin/sql/src/main/java/org/elasticsearch/xpack/sql/parser/CommandBuilder.java

@@ -139,7 +139,9 @@ abstract class CommandBuilder extends LogicalPlanBuilder {
     @Override
     public Object visitSysCatalogs(SysCatalogsContext ctx) {
         return new SysCatalogs(source(ctx));
-    }    @Override
+    }
+
+    @Override
     public SysTables visitSysTables(SysTablesContext ctx) {
         List<IndexType> types = new ArrayList<>();
         for (TerminalNode string : ctx.STRING()) {

plugin/sql/src/main/java/org/elasticsearch/xpack/sql/parser/SqlBaseBaseListener.java

@@ -124,6 +124,18 @@ class SqlBaseBaseListener implements SqlBaseListener {
    * <p>The default implementation does nothing.</p>
    */
   @Override public void exitShowSchemas(SqlBaseParser.ShowSchemasContext ctx) { }
+  /**
+   * {@inheritDoc}
+   *
+   * <p>The default implementation does nothing.</p>
+   */
+  @Override public void enterSysCatalogs(SqlBaseParser.SysCatalogsContext ctx) { }
+  /**
+   * {@inheritDoc}
+   *
+   * <p>The default implementation does nothing.</p>
+   */
+  @Override public void exitSysCatalogs(SqlBaseParser.SysCatalogsContext ctx) { }
   /**
    * {@inheritDoc}
    *

plugin/sql/src/main/java/org/elasticsearch/xpack/sql/parser/SqlBaseBaseVisitor.java

@@ -79,6 +79,13 @@ class SqlBaseBaseVisitor<T> extends AbstractParseTreeVisitor<T> implements SqlBa
    * {@link #visitChildren} on {@code ctx}.</p>
    */
   @Override public T visitShowSchemas(SqlBaseParser.ShowSchemasContext ctx) { return visitChildren(ctx); }
+  /**
+   * {@inheritDoc}
+   *
+   * <p>The default implementation returns the result of calling
+   * {@link #visitChildren} on {@code ctx}.</p>
+   */
+  @Override public T visitSysCatalogs(SqlBaseParser.SysCatalogsContext ctx) { return visitChildren(ctx); }
   /**
    * {@inheritDoc}
    *

plugin/sql/src/main/java/org/elasticsearch/xpack/sql/parser/SqlBaseListener.java

@@ -116,6 +116,18 @@ interface SqlBaseListener extends ParseTreeListener {
    * @param ctx the parse tree
    */
   void exitShowSchemas(SqlBaseParser.ShowSchemasContext ctx);
+  /**
+   * Enter a parse tree produced by the {@code sysCatalogs}
+   * labeled alternative in {@link SqlBaseParser#statement}.
+   * @param ctx the parse tree
+   */
+  void enterSysCatalogs(SqlBaseParser.SysCatalogsContext ctx);
+  /**
+   * Exit a parse tree produced by the {@code sysCatalogs}
+   * labeled alternative in {@link SqlBaseParser#statement}.
+   * @param ctx the parse tree
+   */
+  void exitSysCatalogs(SqlBaseParser.SysCatalogsContext ctx);
   /**
    * Enter a parse tree produced by the {@code sysTables}
    * labeled alternative in {@link SqlBaseParser#statement}.

plugin/sql/src/main/java/org/elasticsearch/xpack/sql/parser/SqlBaseVisitor.java

@@ -76,6 +76,13 @@ interface SqlBaseVisitor<T> extends ParseTreeVisitor<T> {
    * @return the visitor result
    */
   T visitShowSchemas(SqlBaseParser.ShowSchemasContext ctx);
+  /**
+   * Visit a parse tree produced by the {@code sysCatalogs}
+   * labeled alternative in {@link SqlBaseParser#statement}.
+   * @param ctx the parse tree
+   * @return the visitor result
+   */
+  T visitSysCatalogs(SqlBaseParser.SysCatalogsContext ctx);
   /**
    * Visit a parse tree produced by the {@code sysTables}
    * labeled alternative in {@link SqlBaseParser#statement}.