1 /*
2  * Copyright (c) 2014, 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.
8  *
9  * This code is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12  * version 2 for more details (a copy is included in the LICENSE file that
13  * accompanied this code).
14  *
15  * You should have received a copy of the GNU General Public License version
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17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18  *
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22  */
23 
24 
25 package org.graalvm.compiler.core.common.cfg;
26 
27 import java.util.function.BiConsumer;
28 
29 /**
30  * Represents a control-flow graph where each node can be annotated with arbitrary property pairs of
31  * the form ({@linkplain String name}, {@linkplain String value}).
32  */
33 public interface PrintableCFG {
34 
getBlocks()35     AbstractBlockBase<?>[] getBlocks();
36 
37     /**
38      * Applies {@code action} to all extra property pairs (name, value) of {@code block}.
39      *
40      * @param block a block from {@link #getBlocks()}.
41      * @param action a {@link BiConsumer consumer}.
42      */
forEachPropertyPair(AbstractBlockBase<?> block, BiConsumer<String, String> action)43     default void forEachPropertyPair(AbstractBlockBase<?> block, BiConsumer<String, String> action) {
44         // no extra properties per default
45     }
46 }
47