1 /*
2  * Copyright (c) 2009, 2016, 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 /**
29  * A tree node for a 'requires' directive in a module declaration.
30  *
31  * For example:
32  * <pre>
33  *    requires <em>module-name</em>;
34  *    requires static <em>module-name</em>;
35  *    requires transitive <em>module-name</em>;
36  * </pre>
37  *
38  * @since 9
39  */
40 public interface RequiresTree extends DirectiveTree {
41     /**
42      * Returns true if this is a "requires static" directive.
43      * @return true if this is a "requires static" directive
44      */
isStatic()45     boolean isStatic();
46 
47     /**
48      * Returns true if this is a "requires transitive" directive.
49      * @return true if this is a "requires transitive" directive
50      */
isTransitive()51     boolean isTransitive();
52 
53     /**
54      * Returns the name of the module that is required.
55      * @return the name of the module that is required
56      */
getModuleName()57     ExpressionTree getModuleName();
58 }
59