1 /*
   2  * Copyright (c) 2005, 2014, 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 com.sun.source.tree;
  27 
  28 import java.util.List;
  29 
  30 /**
  31  * A tree node for a {@code try} statement.
  32  *
  33  * For example:
  34  * <pre>
  35  *   try
  36  *       <em>block</em>
  37  *   <em>catches</em>
  38  *   finally
  39  *       <em>finallyBlock</em>
  40  * </pre>
  41  *
  42  * @jls section 14.20
  43  *
  44  * @author Peter von der Ah&eacute;
  45  * @author Jonathan Gibbons
  46  * @since 1.6
  47  */
  48 @jdk.Exported
  49 public interface TryTree extends StatementTree {
  50     /**
  51      * Returns the block of the {@code try} statement.
  52      * @return the block
  53      */
  54     BlockTree getBlock();
  55 
  56     /**
  57      * Returns any catch blocks provided in the {@code try} statement.
  58      * The result will be an empty list if there are no
  59      * catch blocks.
  60      * @return the catch blocks
  61      */
  62     List<? extends CatchTree> getCatches();
  63 
  64     /**
  65      * Returns the finally block provided in the {@code try} statement,
  66      * or {@code null} if there is none.
  67      * @return the finally block
  68      */
  69     BlockTree getFinallyBlock();
  70 
  71 
  72     /**
  73      * Returns any resource declarations provided in the {@code try} statement.
  74      * The result will be an empty list if there are no
  75      * resource declarations.
  76      * @return the resource declarations
  77      */
  78     List<? extends Tree> getResources();
  79 }