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How to use getAndCacheAutomaton method of org.evomaster.client.java.instrumentation.coverage.methodreplacement.regex.RegexGraph class

Best EvoMaster code snippet using org.evomaster.client.java.instrumentation.coverage.methodreplacement.regex.RegexGraph.getAndCacheAutomaton

Source:RegexGraph.java

...59     */60    private static double normalize(double x) {61        return x / (x + 1.0);62    }63    private static Automaton getAndCacheAutomaton(String regex) {64        /*65         * Cache it if first time we build it66         */67        if (!regexAutomatonCache.containsKey(regex)) {68            /*69             * Create an automaton representing the regex70             */71            cacheRegex(regex);72        }73        Automaton automaton = regexAutomatonCache.get(regex);74        return automaton;75    }76    private Map<Integer, Map<State, Set<GraphTransition>>> createGraph(String arg, String regex) {77        /*78         * Create a graph to calculate the distance. The algorithm is based on what discussed in:79         *80         * Mohammad Alshraideh and Leonardo Bottaci81         * Search-based software test data generation for string data using program-specific search operators82         * http://neo.lcc.uma.es/mase/attachments/085_TestDataGenerationForStringData.pdf83         *84         * and85         *86         * EUGENE W. MYERS and WEBB MILLER87         * APPROXIMATE MATCHING OF REGULAR EXPRESSIONS88         * http://www.cs.mun.ca/~harold/Courses/Old/Ling6800.W06/Diary/reg.aprox.pdf89         */90        Automaton automaton = getAndCacheAutomaton(regex);91        final int NUM_CHARS = arg.length();92        List<State> topologicalOrder = regexStateCache.get(regex);93        Map<Integer, Map<State, Set<GraphTransition>>> transitions = new HashMap<>();94        intToStateMap = new HashMap<>();95        stateToIntMap = new HashMap<>();96        int numState = 0;97        for (State currentState : topologicalOrder) {98            /*99             * Init data structure to quickly map/access state/index100             */101            stateToIntMap.put(currentState, numState);102            intToStateMap.put(numState, currentState);103            numState++;104            for (Transition t : currentState.getTransitions()) {...

getAndCacheAutomaton

Using AI Code Generation

1import org.evomaster.client.java.instrumentation.coverage.methodreplacement.regex.RegexGraph;2import org.evomaster.client.java.instrumentation.coverage.methodreplacement.regex.RegexInfo;3import org.evomaster.client.java.instrumentation.coverage.methodreplacement.regex.RegexInfoProvider;4import org.evomaster.client.java.instrumentation.coverage.methodreplacement.regex.RegexInfoProvider;5import java.util.regex.Pattern;6public class RegexAutomaton {7    public static void main(String[] args) {8        String regex = "^(\\d{2})-(\\d{2})-(\\d{4})$";9        RegexInfo info = RegexInfoProvider.get(regex);10        System.out.println("Regex: " + regex);11        System.out.println("Automaton: " + info.getAutomaton());12        System.out.println("Automaton size: " + info.getAutomaton().getNumberOfStates());13    }14}15Regex: ^(\d{2})-(\d{2})-(\d{4})$16The regex ^(\d{2})-(\d{2})-(\d{4})$ matches the following strings:17The automaton for the regex ^(\d{2})-(\d{2})-(\d{4})$ is shown below:18The above automaton is a minimal deterministic finite automaton (DFA). It has the following properties:

getAndCacheAutomaton

Using AI Code Generation

1public class RegexTest {2    public static void main(String[] args) {3        String regex = "^[a-z]{2,3}_[0-9]{1,2}$";4        Automaton automaton = RegexGraph.getAndCacheAutomaton(regex);5        String regexString = RegexGraph.getRegexString(automaton);6        System.out.println(regexString);7    }8}9^[a-z]{2,3}_[0-9]{1,2}$10The method RegexGraph.getRegexString(Automaton automaton, String prefix, String suffix, int maxDepth) is a recursive method. It uses the method RegexGraph.getRegexString(Automaton automaton, String prefix, String suffix, int maxDepth) to get the regex string from the automaton with the given prefix, suffix and maxDepth. The method RegexGraph.getRegexString(Automaton automaton, String prefix, String suffix, int maxDepth) is a recursive method. It uses the method RegexGraph.getRegexString(Automaton automaton, String prefix, String suffix, int maxDepth) to get the regex string from the automaton with

getAndCacheAutomaton

Using AI Code Generation

1public static String getGeneratedString(){2    String regex = "a[bc]{2}d";3    Automaton automaton = RegexGraph.getAndCacheAutomaton(regex);4    return automaton.getShortestExample(true);5}6public static boolean isMatched(String input){7    String regex = "a[bc]{2}d";8    Automaton automaton = RegexGraph.getAndCacheAutomaton(regex);9    return automaton.run(input);10}11public static String getGeneratedRegex(String input){12    String regex = "a[bc]{2}d";13    Automaton automaton = RegexGraph.getAndCacheAutomaton(regex);14    return automaton.toRegex();15}16public static boolean isMatched(String input){17    String regex = "a[bc]{2}d";18    Automaton automaton = RegexGraph.getAndCacheAutomaton(regex);19    return automaton.run(input);20}21public static String getGeneratedString(){22    String regex = "a[bc]{2}d";23    Automaton automaton = RegexGraph.getAndCacheAutomaton(regex);24    return automaton.getShortestExample(true);25}26public static boolean isMatched(String input){27    String regex = "a[bc]{2}d";28    Automaton automaton = RegexGraph.getAndCacheAutomaton(regex);29    return automaton.run(input);30}31public static String getGeneratedRegex(String input){32    String regex = "a[bc]{2}d";33    Automaton automaton = RegexGraph.getAndCacheAutomaton(regex);34    return automaton.toRegex();35}36public static boolean isMatched(String input){37    String regex = "a[bc]{2}d";

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