How to use StringSpecializationInfo class of org.evomaster.client.java.instrumentation.shared package

Best EvoMaster code snippet using org.evomaster.client.java.instrumentation.shared.StringSpecializationInfo

Source:DateFormatClassReplacement.java Github

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...4import org.evomaster.client.java.instrumentation.coverage.methodreplacement.Replacement;5import org.evomaster.client.java.instrumentation.heuristic.Truthness;6import org.evomaster.client.java.instrumentation.shared.ReplacementType;7import org.evomaster.client.java.instrumentation.shared.StringSpecialization;8import org.evomaster.client.java.instrumentation.shared.StringSpecializationInfo;9import org.evomaster.client.java.instrumentation.staticstate.ExecutionTracer;10import java.text.DateFormat;11import java.text.ParseException;12import java.text.SimpleDateFormat;13import java.util.Date;14import java.util.Objects;15public class DateFormatClassReplacement implements MethodReplacementClass {16 public static final String YYYY_MM_DD = "yyyy-MM-dd";17 public static final String YYYY_MM_DD_HH_MM = "yyyy-MM-dd HH:mm";18 @Override19 public Class<?> getTargetClass() {20 return DateFormat.class;21 }22 private static Date parseSimpleDateFormat(SimpleDateFormat caller, String input, String idTemplate) throws ParseException {23 final String pattern = caller.toPattern();24 if (ExecutionTracer.isTaintInput(input)) {25 final StringSpecializationInfo specializationInfo;26 switch (pattern) {27 case YYYY_MM_DD:28 specializationInfo = new StringSpecializationInfo(StringSpecialization.DATE_YYYY_MM_DD, pattern);29 break;30 case YYYY_MM_DD_HH_MM:31 specializationInfo = new StringSpecializationInfo(StringSpecialization.DATE_YYYY_MM_DD_HH_MM, pattern);32 break;33 default:34 specializationInfo = new StringSpecializationInfo(StringSpecialization.DATE_FORMAT_PATTERN, pattern);35 }36 ExecutionTracer.addStringSpecialization(input,37 specializationInfo);38 }39 if (idTemplate == null) {40 return caller.parse(input);41 }42 try {43 Date res = caller.parse(input);44 ExecutionTracer.executedReplacedMethod(idTemplate, ReplacementType.EXCEPTION, new Truthness(1, 0));45 return res;46 } catch (ParseException e) {47 final double h;48 switch (pattern) {49 case YYYY_MM_DD:50 h = DateTimeParsingUtils.getHeuristicToISOLocalDateParsing(input);51 break;52 case YYYY_MM_DD_HH_MM:53 h = DateTimeParsingUtils.getHeuristicToDateTimeParsing(input);54 break;55 default:56 h = DateTimeParsingUtils.getHeuristicToDateTimePatternParsing(input, pattern);57 }58 ExecutionTracer.executedReplacedMethod(idTemplate, ReplacementType.EXCEPTION, new Truthness(h, 1));59 throw e;60 }61 }62 @Replacement(type = ReplacementType.EXCEPTION)63 public static Date parse(DateFormat caller, String input, String idTemplate) throws ParseException {64 Objects.requireNonNull(caller);65 if (caller instanceof SimpleDateFormat) {66 SimpleDateFormat sdf = (SimpleDateFormat) caller;67 return parseSimpleDateFormat(sdf, input, idTemplate);68 } else {69 if (ExecutionTracer.isTaintInput(input)) {70 ExecutionTracer.addStringSpecialization(input,71 new StringSpecializationInfo(StringSpecialization.DATE_FORMAT_UNKNOWN_PATTERN, null));72 }73 if (idTemplate == null) {74 return caller.parse(input);75 }76 try {77 Date res = caller.parse(input);78 ExecutionTracer.executedReplacedMethod(idTemplate, ReplacementType.EXCEPTION, new Truthness(1, 0));79 return res;80 } catch (ParseException e) {81 // we do not have much guidance since we cannot access any pattern82 ExecutionTracer.executedReplacedMethod(idTemplate, ReplacementType.EXCEPTION, new Truthness(0, 1));83 throw e;84 }85 }...

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