1 /*
   2  * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package jdk.nashorn.api.tree;
  27 
  28 import java.util.List;
  29 
  30 /**
  31  * A tree node for a 'case' in a 'switch' statement.
  32  *
  33  * For example:
  34  * <pre>
  35  *   case <em>expression</em> :
  36  *       <em>statements</em>
  37  *
  38  *   default :
  39  *       <em>statements</em>
  40  * </pre>
  41  *
  42  * @since 1.9
  43  */
  44 @jdk.Exported
  45 public interface CaseTree extends Tree {
  46     /**
  47      * Case expression of this 'case' statement.
  48      *
  49      * @return null if and only if this Case is {@code default:}
  50      */
  51     ExpressionTree getExpression();
  52 
  53     /**
  54      * Return the list of statements for this 'case'.
  55      *
  56      * @return list of statements for this 'case'
  57      */
  58     List<? extends StatementTree> getStatements();
  59 }