Examples with Types javax.lang.model.util.Types used on opensource projects

Example 16 with Types

use of javax.lang.model.util.Types in project auto by google.

the class AutoServiceProcessor method checkImplementer.

/**
   * Verifies {@link ServiceProvider} constraints on the concrete provider class.
   * Note that these constraints are enforced at runtime via the ServiceLoader,
   * we're just checking them at compile time to be extra nice to our users.
   */
private boolean checkImplementer(TypeElement providerImplementer, TypeElement providerType) {
    String verify = processingEnv.getOptions().get("verify");
    if (verify == null || !Boolean.valueOf(verify)) {
        return true;
    }
    // TODO: We're currently only enforcing the subtype relationship
    // constraint. It would be nice to enforce them all.
    Types types = processingEnv.getTypeUtils();
    return types.isSubtype(providerImplementer.asType(), providerType.asType());
}

Example 17 with Types

use of javax.lang.model.util.Types in project auto by google.

the class MoreTypesTest method testAsMemberOf_variableElement.

@Test
public void testAsMemberOf_variableElement() {
    Types types = compilationRule.getTypes();
    Elements elements = compilationRule.getElements();
    TypeMirror numberType = elements.getTypeElement(Number.class.getCanonicalName()).asType();
    TypeMirror stringType = elements.getTypeElement(String.class.getCanonicalName()).asType();
    TypeMirror integerType = elements.getTypeElement(Integer.class.getCanonicalName()).asType();
    TypeElement paramsElement = elements.getTypeElement(Params.class.getCanonicalName());
    VariableElement tParam = Iterables.getOnlyElement(Iterables.getOnlyElement(ElementFilter.methodsIn(paramsElement.getEnclosedElements())).getParameters());
    VariableElement tField = Iterables.getOnlyElement(ElementFilter.fieldsIn(paramsElement.getEnclosedElements()));
    DeclaredType numberParams = (DeclaredType) elements.getTypeElement(NumberParams.class.getCanonicalName()).asType();
    DeclaredType stringParams = (DeclaredType) elements.getTypeElement(StringParams.class.getCanonicalName()).asType();
    TypeElement genericParams = elements.getTypeElement(GenericParams.class.getCanonicalName());
    DeclaredType genericParamsOfNumber = types.getDeclaredType(genericParams, numberType);
    DeclaredType genericParamsOfInteger = types.getDeclaredType(genericParams, integerType);
    TypeMirror fieldOfNumberParams = MoreTypes.asMemberOf(types, numberParams, tField);
    TypeMirror paramOfNumberParams = MoreTypes.asMemberOf(types, numberParams, tParam);
    TypeMirror fieldOfStringParams = MoreTypes.asMemberOf(types, stringParams, tField);
    TypeMirror paramOfStringParams = MoreTypes.asMemberOf(types, stringParams, tParam);
    TypeMirror fieldOfGenericOfNumber = MoreTypes.asMemberOf(types, genericParamsOfNumber, tField);
    TypeMirror paramOfGenericOfNumber = MoreTypes.asMemberOf(types, genericParamsOfNumber, tParam);
    TypeMirror fieldOfGenericOfInteger = MoreTypes.asMemberOf(types, genericParamsOfInteger, tField);
    TypeMirror paramOfGenericOfInteger = MoreTypes.asMemberOf(types, genericParamsOfInteger, tParam);
    EquivalenceTester<TypeMirror> tester = EquivalenceTester.<TypeMirror>of(MoreTypes.equivalence()).addEquivalenceGroup(fieldOfNumberParams, paramOfNumberParams, fieldOfGenericOfNumber, paramOfGenericOfNumber, numberType).addEquivalenceGroup(fieldOfStringParams, paramOfStringParams, stringType).addEquivalenceGroup(fieldOfGenericOfInteger, paramOfGenericOfInteger, integerType);
    tester.test();
}

Example 18 with Types

use of javax.lang.model.util.Types in project auto by google.

the class MoreTypesTest method testNonObjectSuperclass.

@Test
public void testNonObjectSuperclass() {
    Types types = compilationRule.getTypes();
    Elements elements = compilationRule.getElements();
    TypeMirror numberType = elements.getTypeElement(Number.class.getCanonicalName()).asType();
    TypeMirror stringType = elements.getTypeElement(String.class.getCanonicalName()).asType();
    TypeMirror integerType = elements.getTypeElement(Integer.class.getCanonicalName()).asType();
    TypeElement parent = elements.getTypeElement(Parent.class.getCanonicalName());
    TypeElement childA = elements.getTypeElement(ChildA.class.getCanonicalName());
    TypeElement childB = elements.getTypeElement(ChildB.class.getCanonicalName());
    TypeElement genericChild = elements.getTypeElement(GenericChild.class.getCanonicalName());
    TypeMirror genericChildOfNumber = types.getDeclaredType(genericChild, numberType);
    TypeMirror genericChildOfInteger = types.getDeclaredType(genericChild, integerType);
    assertThat(MoreTypes.nonObjectSuperclass(types, elements, (DeclaredType) parent.asType())).isAbsent();
    Optional<DeclaredType> parentOfChildA = MoreTypes.nonObjectSuperclass(types, elements, (DeclaredType) childA.asType());
    Optional<DeclaredType> parentOfChildB = MoreTypes.nonObjectSuperclass(types, elements, (DeclaredType) childB.asType());
    Optional<DeclaredType> parentOfGenericChild = MoreTypes.nonObjectSuperclass(types, elements, (DeclaredType) genericChild.asType());
    Optional<DeclaredType> parentOfGenericChildOfNumber = MoreTypes.nonObjectSuperclass(types, elements, (DeclaredType) genericChildOfNumber);
    Optional<DeclaredType> parentOfGenericChildOfInteger = MoreTypes.nonObjectSuperclass(types, elements, (DeclaredType) genericChildOfInteger);
    EquivalenceTester<TypeMirror> tester = EquivalenceTester.<TypeMirror>of(MoreTypes.equivalence()).addEquivalenceGroup(parentOfChildA.get(), types.getDeclaredType(parent, numberType), parentOfGenericChildOfNumber.get()).addEquivalenceGroup(parentOfChildB.get(), types.getDeclaredType(parent, stringType)).addEquivalenceGroup(parentOfGenericChild.get(), parent.asType()).addEquivalenceGroup(parentOfGenericChildOfInteger.get(), types.getDeclaredType(parent, integerType));
    tester.test();
}

Example 19 with Types

use of javax.lang.model.util.Types in project auto by google.

the class MoreTypesTest method equivalence.

@Test
public void equivalence() {
    Types types = compilationRule.getTypes();
    Elements elements = compilationRule.getElements();
    TypeMirror objectType = elements.getTypeElement(Object.class.getCanonicalName()).asType();
    TypeMirror stringType = elements.getTypeElement(String.class.getCanonicalName()).asType();
    TypeElement mapElement = elements.getTypeElement(Map.class.getCanonicalName());
    TypeElement setElement = elements.getTypeElement(Set.class.getCanonicalName());
    TypeElement enumElement = elements.getTypeElement(Enum.class.getCanonicalName());
    TypeElement funkyBounds = elements.getTypeElement(FunkyBounds.class.getCanonicalName());
    TypeElement funkyBounds2 = elements.getTypeElement(FunkyBounds2.class.getCanonicalName());
    TypeElement funkierBounds = elements.getTypeElement(FunkierBounds.class.getCanonicalName());
    TypeMirror funkyBoundsVar = ((DeclaredType) funkyBounds.asType()).getTypeArguments().get(0);
    TypeMirror funkyBounds2Var = ((DeclaredType) funkyBounds2.asType()).getTypeArguments().get(0);
    TypeMirror funkierBoundsVar = ((DeclaredType) funkierBounds.asType()).getTypeArguments().get(0);
    DeclaredType mapOfObjectToObjectType = types.getDeclaredType(mapElement, objectType, objectType);
    TypeMirror mapType = mapElement.asType();
    DeclaredType setOfSetOfObject = types.getDeclaredType(setElement, types.getDeclaredType(setElement, objectType));
    DeclaredType setOfSetOfString = types.getDeclaredType(setElement, types.getDeclaredType(setElement, stringType));
    DeclaredType setOfSetOfSetOfObject = types.getDeclaredType(setElement, setOfSetOfObject);
    DeclaredType setOfSetOfSetOfString = types.getDeclaredType(setElement, setOfSetOfString);
    WildcardType wildcard = types.getWildcardType(null, null);
    EquivalenceTester<TypeMirror> tester = EquivalenceTester.<TypeMirror>of(MoreTypes.equivalence()).addEquivalenceGroup(types.getNullType()).addEquivalenceGroup(types.getNoType(NONE)).addEquivalenceGroup(types.getNoType(VOID)).addEquivalenceGroup(objectType).addEquivalenceGroup(stringType).addEquivalenceGroup(funkyBounds.asType()).addEquivalenceGroup(funkyBounds2.asType()).addEquivalenceGroup(funkierBounds.asType()).addEquivalenceGroup(funkyBoundsVar, funkyBounds2Var).addEquivalenceGroup(funkierBoundsVar).addEquivalenceGroup(enumElement.asType()).addEquivalenceGroup(mapType).addEquivalenceGroup(mapOfObjectToObjectType).addEquivalenceGroup(types.getDeclaredType(mapElement, wildcard, wildcard)).addEquivalenceGroup(types.erasure(mapType), types.erasure(mapOfObjectToObjectType)).addEquivalenceGroup(types.getDeclaredType(mapElement, objectType, stringType)).addEquivalenceGroup(types.getDeclaredType(mapElement, stringType, objectType)).addEquivalenceGroup(types.getDeclaredType(mapElement, stringType, stringType)).addEquivalenceGroup(setOfSetOfObject).addEquivalenceGroup(setOfSetOfString).addEquivalenceGroup(setOfSetOfSetOfObject).addEquivalenceGroup(setOfSetOfSetOfString).addEquivalenceGroup(wildcard).addEquivalenceGroup(types.getWildcardType(objectType, null)).addEquivalenceGroup(types.getWildcardType(stringType, null)).addEquivalenceGroup(types.getWildcardType(null, stringType)).addEquivalenceGroup(types.getDeclaredType(mapElement, stringType, types.getDeclaredType(mapElement, stringType, types.getDeclaredType(setElement, objectType)))).addEquivalenceGroup(FAKE_ERROR_TYPE);
    for (TypeKind kind : TypeKind.values()) {
        if (kind.isPrimitive()) {
            PrimitiveType primitiveType = types.getPrimitiveType(kind);
            TypeMirror boxedPrimitiveType = types.boxedClass(primitiveType).asType();
            tester.addEquivalenceGroup(primitiveType, types.unboxedType(boxedPrimitiveType));
            tester.addEquivalenceGroup(boxedPrimitiveType);
            tester.addEquivalenceGroup(types.getArrayType(primitiveType));
            tester.addEquivalenceGroup(types.getArrayType(boxedPrimitiveType));
        }
    }
    ImmutableSet<Class<?>> testClasses = ImmutableSet.of(ExecutableElementsGroupA.class, ExecutableElementsGroupB.class, ExecutableElementsGroupC.class, ExecutableElementsGroupD.class, ExecutableElementsGroupE.class);
    for (Class<?> testClass : testClasses) {
        ImmutableList<TypeMirror> equivalenceGroup = FluentIterable.from(elements.getTypeElement(testClass.getCanonicalName()).getEnclosedElements()).transform(new Function<Element, TypeMirror>() {

            @Override
            public TypeMirror apply(Element input) {
                return input.asType();
            }
        }).toList();
        tester.addEquivalenceGroup(equivalenceGroup);
    }
    tester.test();
}

Example 20 with Types

use of javax.lang.model.util.Types in project androidannotations by androidannotations.

the class APTCodeModelHelper method overrideAnnotatedMethod.

public JMethod overrideAnnotatedMethod(ExecutableElement executableElement, GeneratedClassHolder holder) {
    TypeMirror annotatedClass = holder.getAnnotatedElement().asType();
    DeclaredType baseClass = (DeclaredType) executableElement.getEnclosingElement().asType();
    Types typeUtils = environment.getProcessingEnvironment().getTypeUtils();
    Map<String, TypeMirror> actualTypes = getActualTypes(typeUtils, baseClass, annotatedClass);
    Map<String, List<AbstractJClass>> methodTypes = new LinkedHashMap<>();
    for (TypeParameterElement typeParameter : executableElement.getTypeParameters()) {
        List<? extends TypeMirror> bounds = typeParameter.getBounds();
        List<AbstractJClass> addedBounds = typeBoundsToJClass(bounds, actualTypes);
        methodTypes.put(typeParameter.toString(), addedBounds);
    }
    actualTypes.keySet().removeAll(methodTypes.keySet());
    JMethod existingMethod = findAlreadyGeneratedMethod(executableElement, holder);
    if (existingMethod != null) {
        return existingMethod;
    }
    String methodName = executableElement.getSimpleName().toString();
    AbstractJClass returnType = typeMirrorToJClass(executableElement.getReturnType(), actualTypes);
    int modifier = elementVisibilityModifierToJMod(executableElement);
    JMethod method = holder.getGeneratedClass().method(modifier, returnType, methodName);
    copyNonAAAnnotations(method, executableElement.getAnnotationMirrors());
    if (!hasAnnotation(method, Override.class)) {
        method.annotate(Override.class);
    }
    for (Map.Entry<String, List<AbstractJClass>> typeDeclaration : methodTypes.entrySet()) {
        List<AbstractJClass> bounds = typeDeclaration.getValue();
        addTypeBounds(method, bounds, typeDeclaration.getKey());
    }
    int i = 0;
    for (VariableElement parameter : executableElement.getParameters()) {
        boolean varParam = i == executableElement.getParameters().size() - 1 && executableElement.isVarArgs();
        addParamToMethod(method, parameter, JMod.FINAL, actualTypes, varParam);
        i++;
    }
    for (TypeMirror superThrownType : executableElement.getThrownTypes()) {
        AbstractJClass thrownType = typeMirrorToJClass(superThrownType, actualTypes);
        method._throws(thrownType);
    }
    callSuperMethod(method, holder, method.body());
    return method;
}