Mercurial > hg > Members > kono > jpf-core

annotate src/main/gov/nasa/jpf/util/script/StringSetGenerator.java @ 0:61d41facf527

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initial v8 import (history reset)
author Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
date Fri, 23 Jan 2015 10:14:01 -0800
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1 /*
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2 * Copyright (C) 2014, United States Government, as represented by the
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3 * Administrator of the National Aeronautics and Space Administration.
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4 * All rights reserved.
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5 *
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6 * The Java Pathfinder core (jpf-core) platform is licensed under the
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7 * Apache License, Version 2.0 (the "License"); you may not use this file except
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8 * in compliance with the License. You may obtain a copy of the License at
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9 *
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10 * http://www.apache.org/licenses/LICENSE-2.0.
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11 *
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12 * Unless required by applicable law or agreed to in writing, software
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13 * distributed under the License is distributed on an "AS IS" BASIS,
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14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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15 * See the License for the specific language governing permissions and
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16 * limitations under the License.
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17 */
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18
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19 package gov.nasa.jpf.util.script;
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20
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21 import java.util.ArrayList;
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22 import java.util.LinkedHashMap;
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23 import java.util.List;
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24
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25 class CG {}
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26
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27 class SingleChoice extends CG {
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28 Event event;
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29
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30 SingleChoice (Event e) {
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31 event = e;
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32 }
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33 @Override
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34 public String toString() {
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35 return event.toString();
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36 }
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37 }
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38
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39 class SetChoice extends CG {
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40 ArrayList<Event> choices = new ArrayList<Event>();
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41
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42 public void add(Event e) {
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43 choices.add(e);
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44 }
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45
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46 @Override
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47 public String toString() {
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48 StringBuilder sb = new StringBuilder();
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49 sb.append('{');
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50 int i=0, n = choices.size();
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51 for (Event e : choices) {
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52 sb.append(e);
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53 if (++i < n) sb.append(',');
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54 }
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55 sb.append('}');
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56 return sb.toString();
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57 }
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58 }
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59
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60 /**
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61 * that's mostly a test class to see what a script would be expanded to w/o
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62 * having any side effects in the ElementProcessor
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63 */
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64 public class StringSetGenerator implements ElementProcessor {
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65 LinkedHashMap<String,ArrayList<CG>> sections;
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66 ArrayList<CG> queue;
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67
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68 StringSetGenerator() {
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69 sections = new LinkedHashMap<String,ArrayList<CG>>();
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70 queue = new ArrayList<CG>();
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71 sections.put("default", queue);
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72 }
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73
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74 @Override
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75 public void process (Section sec) {
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76 queue = new ArrayList<CG>();
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77 sec.processChildren(this);
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78
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79 for (String id : sec.getIds()) {
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80 sections.put(id,queue);
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81 }
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82 }
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83
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84 @Override
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85 public void process (Event e) {
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86 for (Event ee : e.expand()) {
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87 queue.add( new SingleChoice(ee));
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88 }
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89 }
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90
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91 @Override
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92 public void process (Alternative a) {
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93 SetChoice cg = new SetChoice();
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94 for (ScriptElement e = a.getFirstChild(); e != null; e = e.getNextSibling()) {
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95 if (e instanceof Event) {
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96 for (Event ee : ((Event)e).expand()) {
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97 cg.add(ee);
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98 }
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99 }
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100 }
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101 queue.add(cg);
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102 }
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103
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104
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105 @Override
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106 public void process (Repetition r) {
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107 int n = r.getRepeatCount();
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108 for (int i=0; i<n; i++) {
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109 r.processChildren(this);
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110 }
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111 }
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112
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113 public LinkedHashMap<String,ArrayList<CG>> getSections () {
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114 return sections;
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115 }
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116
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117 public List<CG> getCGQueue() {
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118 return queue;
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119 }
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120 }