Package ch.epfl.labos.iu.orm.queryll2.path

Examples of ch.epfl.labos.iu.orm.queryll2.path.TransformationClassAnalyzer

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   }

   private static MethodAnalysisResults analyzeLambda(MetamodelUtil metamodel, ClassLoader alternateClassLoader, boolean isObjectEqualsSafe, String className, String methodName, String methodSignature) throws IOException, AnalyzerException
   {
      // Open up the corresponding class to analyze
      PathAnalysisFactory pathAnalysisFactory = new PathAnalysisFactory(
            metamodel.getMethodChecker(isObjectEqualsSafe));
      TransformationClassAnalyzer classAnalyzer =
            new TransformationClassAnalyzer(className, alternateClassLoader);
      MethodAnalysisResults analysis = classAnalyzer.analyzeLambdaMethod(methodName, methodSignature, pathAnalysisFactory);
      PathAnalysisSimplifier.cleanAndSimplify(analysis, metamodel.getComparisonMethods(isObjectEqualsSafe));
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      TransformationClassAnalyzer classAnalyzer =
            new TransformationClassAnalyzer(lambdaClass.getName(), alternateClassLoader);
      Method matchingMethod = lambdaAsClass.findLambdaMethod(lambdaClass);
      if (matchingMethod == null)
         throw new AnalyzerException(null, "Could not find a lambda method with the expected name in the class");
      PathAnalysisFactory pathAnalysisFactory = new PathAnalysisFactory(
            metamodel.getMethodChecker(isObjectEqualsSafe));
      MethodAnalysisResults analysis = classAnalyzer.analyzeLambdaMethod(matchingMethod.getName(), Type.getMethodDescriptor(matchingMethod), pathAnalysisFactory);
      PathAnalysisSimplifier.cleanAndSimplify(analysis, metamodel.getComparisonMethods(isObjectEqualsSafe));
      return analysis;
   }
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   private static MethodAnalysisResults analyzeLambda(MetamodelUtil metamodel, String className, String methodName, String methodSignature)
   {
      try {
         // Open up the corresponding class to analyze
         PathAnalysisFactory pathAnalysisFactory = new PathAnalysisFactory(
               new MethodChecker(metamodel));
         TransformationClassAnalyzer classAnalyzer =
               new TransformationClassAnalyzer(className);
         MethodAnalysisResults analysis = classAnalyzer.analyzeLambdaMethod(methodName, methodSignature, pathAnalysisFactory);
         PathAnalysisSimplifier.cleanAndSimplify(analysis, Collections.emptyMap());
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   private static MethodAnalysisResults analyzeLambda(MetamodelUtil metamodel, ClassLoader alternateClassLoader, boolean isObjectEqualsSafe, String className, String methodName, String methodSignature) throws IOException, AnalyzerException
   {
      // Open up the corresponding class to analyze
      PathAnalysisFactory pathAnalysisFactory = new PathAnalysisFactory(
            metamodel.getMethodChecker(isObjectEqualsSafe));
      TransformationClassAnalyzer classAnalyzer =
            new TransformationClassAnalyzer(className, alternateClassLoader);
      MethodAnalysisResults analysis = classAnalyzer.analyzeLambdaMethod(methodName, methodSignature, pathAnalysisFactory);
      PathAnalysisSimplifier.cleanAndSimplify(analysis, metamodel.getComparisonMethods(isObjectEqualsSafe));
      return analysis;
   }
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   }

   private static MethodAnalysisResults analyzeLambdaClass(Class<?> lambdaClass, MetamodelUtil metamodel, LambdaAsClassAnalysisConfig lambdaAsClass, ClassLoader alternateClassLoader, boolean isObjectEqualsSafe) throws IOException, AnalyzerException
   {
      // Open up the corresponding class to analyze
      TransformationClassAnalyzer classAnalyzer =
            new TransformationClassAnalyzer(lambdaClass.getName(), alternateClassLoader);
      Method matchingMethod = lambdaAsClass.findLambdaMethod(lambdaClass);
      if (matchingMethod == null)
         throw new AnalyzerException(null, "Could not find a lambda method with the expected name in the class");
      PathAnalysisFactory pathAnalysisFactory = new PathAnalysisFactory(
            metamodel.getMethodChecker(isObjectEqualsSafe));
      MethodAnalysisResults analysis = classAnalyzer.analyzeLambdaMethod(matchingMethod.getName(), Type.getMethodDescriptor(matchingMethod), pathAnalysisFactory);
      PathAnalysisSimplifier.cleanAndSimplify(analysis, metamodel.getComparisonMethods(isObjectEqualsSafe));
      return analysis;
   }
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   {
      try {
         // Open up the corresponding class to analyze
         PathAnalysisFactory pathAnalysisFactory = new PathAnalysisFactory(
               new MethodChecker(metamodel));
         TransformationClassAnalyzer classAnalyzer =
               new TransformationClassAnalyzer(className);
         MethodAnalysisResults analysis = classAnalyzer.analyzeLambdaMethod(methodName, methodSignature, pathAnalysisFactory);
         PathAnalysisSimplifier.cleanAndSimplify(analysis, Collections.emptyMap());
         return analysis;
      } catch (IOException e)
      {
         e.printStackTrace();
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   {
      Map<String, TypedValue> indirectParamMapping = new HashMap<>();
      try {
         if (!sig.name.equals("<init>"))
            throw new IllegalArgumentException("Expecting a constructor method for a lambda");
         TransformationClassAnalyzer classAnalyzer =
               new TransformationClassAnalyzer(sig.owner, alternateClassLoader);
         PathAnalysisFactory pathAnalysisFactory = new PathAnalysisFactory(
               metamodel.getMethodChecker(isObjectEqualsSafe));
         MethodAnalysisResults analysis = classAnalyzer.analyzeLambdaMethod(sig.name, sig.desc, pathAnalysisFactory);
         if (analysis == null) throw new QueryTransformException("Symbolic execution of constructor failed");
         if (analysis.paths.size() != 1) throw new QueryTransformException("Symbolic execution of constructor failed");
         for (MethodSideEffect effect: analysis.paths.get(0).getSideEffects())
         {
            // The constructor was already checked for safety, just extract the parameter information
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            {
               MethodSideEffectCall call = (MethodSideEffectCall)effect;
               if (!call.m.name.equals("<init>"))
                  throw new QueryTransformException("Lambda has a side-effect that can't be emulated with a database query");
               try {
                  TransformationClassAnalyzer classAnalyzer =
                        new TransformationClassAnalyzer(call.m.owner, alternateClassLoader);
                  PathAnalysisFactory pathAnalysisFactory = new PathAnalysisFactory(
                        metamodel.getMethodChecker(isObjectEqualsSafe));
                  MethodAnalysisResults analysis = classAnalyzer.analyzeLambdaMethod(call.m.name, call.m.desc, pathAnalysisFactory);
                  analyzeConstructor(analysis);
                  continue;
               } catch (AnalyzerException | IOException e) {
                  throw new QueryTransformException("Could not analyze the side-effects of the lambda to check for safety", e);
               }
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   public void registerORMSimpleLink(String entityPackage, String map,
                                     String fromEntityName, String fromField, String fromCol,
                                     String toEntityName, String toField, String toCol)
   {
      ORMEntity fromEntity = entityFor(fromEntityName);
      ORMEntity toEntity = entityFor(toEntityName);
      String fromInternalName = makeInternalName(fromEntity.entityPackage, fromEntity.name);
      String toInternalName = makeInternalName(toEntity.entityPackage, toEntity.name);
      MethodSignature from1Signature =
         makeMethodSignature(entityPackage,
                             fromEntity.name,
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      }
      final List<MethodSignature> transformConstructorsCalled = new ArrayList<MethodSignature>();
      final DBSetSourceChecker checkDBSets = new DBSetSourceChecker(entityInfo);
      final Set<TypedValue> unresolvedDBSets = new HashSet<TypedValue>();
      ConditionRecorder pathConditions = new ConditionRecorder();
      BasicSymbolicInterpreter interpreter = new SymbolicInterpreterWithFieldAccess(Opcodes.ASM5);
      FrameWithHelpers frame = new FrameWithHelpers(cl, m, interpreter);
      interpreter.setFrameForAliasingFixups(frame);
      interpreter.setBranchHandler(pathConditions);
      interpreter.setMethodChecker(new BasicSymbolicInterpreter.MethodChecker() {
            public boolean isStaticMethodSafe(MethodSignature m)
               { return safeStaticMethods.contains(m); }
            public boolean isMethodSafe(MethodSignature m, TypedValue base, List<TypedValue> args)
               {
                  if (m.name.equals("<init>") && otherTransformClasses.contains(m.owner))
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Related Classes of ch.epfl.labos.iu.orm.queryll2.path.TransformationClassAnalyzer

  • ch.epfl.labos.iu.orm.query2.EntityManagerBackdoor
  • ch.epfl.labos.iu.orm.query2.ParameterLocation
  • ch.epfl.labos.iu.orm.query2.SQLFragment
  • ch.epfl.labos.iu.orm.query2.SQLFrom
  • ch.epfl.labos.iu.orm.query2.SQLQuery
  • ch.epfl.labos.iu.orm.query2.SQLReader
  • ch.epfl.labos.iu.orm.queryll2.CodePath
  • ch.epfl.labos.iu.orm.queryll2.DBSetSourceChecker
  • ch.epfl.labos.iu.orm.queryll2.ORMInformation
  • ch.epfl.labos.iu.orm.queryll2.path.CodePath
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