Mercurial > hg > graal-compiler
annotate visualizer/Filter/src/com/sun/hotspot/igv/filter/RemoveFilter.java @ 13222:de8f74d49690
rename Replacements.prepareSnippetCopyAfterInstantiation
author | Erik Eckstein <erik.eckstein@oracle.com> |
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date | Tue, 03 Dec 2013 16:06:39 +0100 |
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1 /* |
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2 * Copyright (c) 2008, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 * |
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23 */ |
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24 package com.sun.hotspot.igv.filter; |
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25 |
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26 import com.sun.hotspot.igv.graph.Diagram; |
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27 import com.sun.hotspot.igv.graph.Figure; |
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28 import com.sun.hotspot.igv.graph.Selector; |
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29 import java.util.ArrayList; |
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30 import java.util.HashSet; |
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31 import java.util.List; |
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32 import java.util.Set; |
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33 |
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34 /** |
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35 * |
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36 * @author Thomas Wuerthinger |
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37 */ |
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38 public class RemoveFilter extends AbstractFilter { |
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39 |
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40 private List<RemoveRule> rules; |
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41 private String name; |
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42 |
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43 public RemoveFilter(String name) { |
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44 this.name = name; |
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45 rules = new ArrayList<>(); |
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46 } |
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47 |
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48 @Override |
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49 public String getName() { |
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50 return name; |
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51 } |
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52 |
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53 @Override |
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54 public void apply(Diagram diagram) { |
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55 for (RemoveRule r : rules) { |
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56 List<Figure> selected = r.getSelector().selected(diagram); |
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57 Set<Figure> toRemove = new HashSet<>(selected); |
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58 |
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59 if (r.getRemoveOrphans()) { |
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60 boolean changed; |
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61 do { |
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62 changed = false; |
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63 for (Figure f : diagram.getFigures()) { |
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64 if (!toRemove.contains(f)) { |
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65 if (toRemove.containsAll(f.getPredecessors()) && toRemove.containsAll(f.getSuccessors())) { |
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66 toRemove.add(f); |
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67 changed = true; |
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68 } |
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69 } |
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70 } |
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71 } while (changed); |
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72 } |
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73 |
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74 diagram.removeAllFigures(toRemove); |
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75 } |
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76 } |
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77 |
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78 public void addRule(RemoveRule rule) { |
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79 rules.add(rule); |
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80 } |
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81 |
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82 public static class RemoveRule { |
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83 |
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84 private Selector selector; |
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85 private boolean removeOrphans; |
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86 |
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87 public RemoveRule(Selector selector) { |
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88 this(selector, false); |
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89 } |
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90 |
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91 public RemoveRule(Selector selector, boolean removeOrphans) { |
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92 this.selector = selector; |
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93 this.removeOrphans = removeOrphans; |
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94 } |
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95 |
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96 public Selector getSelector() { |
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97 return selector; |
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98 } |
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99 |
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100 public boolean getRemoveOrphans() { |
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101 return removeOrphans; |
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102 } |
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103 } |
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104 } |