Examples with CtNewArray spoon.reflect.code.CtNewArray used on opensource projects

Example 1 with CtNewArray

use of spoon.reflect.code.CtNewArray in project spoon by INRIA.

the class SampleAnnotation method testAnnotate.

@Test
public void testAnnotate() throws Exception {
    CtClass<?> type = build("spoon.test.testclasses", "SampleClass");
    AnnotationFactory af = type.getFactory().Annotation();
    af.annotate(type, SampleAnnotation.class, "names", new String[] { "foo", "bar" });
    final CtAnnotation<SampleAnnotation> annotation = type.getAnnotation(type.getFactory().Annotation().createReference(SampleAnnotation.class));
    assertTrue(annotation.getValue("names") instanceof CtNewArray);
    final CtNewArray names = annotation.getValue("names");
    assertEquals(2, names.getElements().size());
    assertEquals("foo", ((CtLiteral) names.getElements().get(0)).getValue());
    assertEquals("bar", ((CtLiteral) names.getElements().get(1)).getValue());
}

Example 2 with CtNewArray

use of spoon.reflect.code.CtNewArray in project spoon by INRIA.

the class CtAnnotationImpl method convertValueToExpression.

private CtExpression convertValueToExpression(Object value) {
    CtExpression res;
    if (value.getClass().isArray()) {
        // Value should be converted to a CtNewArray.
        res = getFactory().Core().createNewArray();
        Object[] values = (Object[]) value;
        res.setType(getFactory().Type().createArrayReference(getFactory().Type().createReference(value.getClass().getComponentType())));
        for (Object o : values) {
            ((CtNewArray) res).addElement(convertValueToExpression(o));
        }
    } else if (value instanceof Collection) {
        // Value should be converted to a CtNewArray.
        res = getFactory().Core().createNewArray();
        Collection values = (Collection) value;
        res.setType(getFactory().Type().createArrayReference(getFactory().Type().createReference(values.toArray()[0].getClass())));
        for (Object o : values) {
            ((CtNewArray) res).addElement(convertValueToExpression(o));
        }
    } else if (value instanceof Class) {
        // Value should be a field access to a .class.
        res = getFactory().Code().createClassAccess(getFactory().Type().createReference((Class) value));
    } else if (value instanceof Field) {
        // Value should be a field access to a field.
        CtFieldReference<Object> variable = getFactory().Field().createReference((Field) value);
        variable.setStatic(true);
        CtTypeAccess target = getFactory().Code().createTypeAccess(getFactory().Type().createReference(((Field) value).getDeclaringClass()));
        CtFieldRead fieldRead = getFactory().Core().createFieldRead();
        fieldRead.setVariable(variable);
        fieldRead.setTarget(target);
        fieldRead.setType(target.getAccessedType());
        res = fieldRead;
    } else if (isPrimitive(value.getClass()) || value instanceof String) {
        // Value should be a literal.
        res = getFactory().Code().createLiteral(value);
    } else if (value.getClass().isEnum()) {
        final CtTypeReference declaringClass = getFactory().Type().createReference(((Enum) value).getDeclaringClass());
        final CtFieldReference variableRef = getFactory().Field().createReference(declaringClass, declaringClass, ((Enum) value).name());
        CtTypeAccess target = getFactory().Code().createTypeAccess(declaringClass);
        CtFieldRead fieldRead = getFactory().Core().createFieldRead();
        fieldRead.setVariable(variableRef);
        fieldRead.setTarget(target);
        fieldRead.setType(declaringClass);
        res = fieldRead;
    } else {
        throw new SpoonException("Please, submit a valid value.");
    }
    return res;
}

Example 3 with CtNewArray

use of spoon.reflect.code.CtNewArray in project spoon by INRIA.

the class AnnotationTest method testReplaceAnnotationValue.

@Test
public void testReplaceAnnotationValue() throws Exception {
    final Launcher launcher = new Launcher();
    launcher.addInputResource("./src/test/java/spoon/test/annotation/testclasses/Main.java");
    launcher.buildModel();
    Factory factory = launcher.getFactory();
    CtType<?> type = factory.Type().get("spoon.test.annotation.testclasses.Main");
    CtMethod<?> m1 = type.getElements(new NamedElementFilter<>(CtMethod.class, "m1")).get(0);
    List<CtAnnotation<? extends Annotation>> annotations = m1.getAnnotations();
    assertEquals(1, annotations.size());
    CtAnnotation<?> a = annotations.get(0);
    AnnotParamTypes annot = (AnnotParamTypes) a.getActualAnnotation();
    // contract: test replace of single value
    CtExpression integerValue = a.getValue("integer");
    assertEquals(42, ((CtLiteral<Integer>) integerValue).getValue().intValue());
    assertEquals(42, annot.integer());
    integerValue.replace(factory.createLiteral(17));
    CtExpression newIntegerValue = a.getValue("integer");
    assertEquals(17, ((CtLiteral<Integer>) newIntegerValue).getValue().intValue());
    assertEquals(17, annot.integer());
    // even if second value is null
    try {
        a.getValue("integer").replace(Arrays.asList(factory.createLiteral(18), null));
        fail();
    } catch (SpoonException e) {
    // OK
    }
    // contract: replacing of single value by no value
    a.getValue("integer").delete();
    assertNull(a.getValue("integer"));
    try {
        annot.integer();
        fail();
    } catch (NullPointerException e) {
    // OK - fails because int cannot be null
    }
    // contract: replace with null value means remove
    a.getValue("string").replace((CtElement) null);
    assertNull(a.getValue("string"));
    // contract: check that null value can be returned
    assertNull(annot.string());
    // contract: replace with null value in collection means remove
    a.getValue("clazz").replace(Collections.singletonList(null));
    assertNull(a.getValue("clazz"));
    // contract: check that null value can be returned
    assertNull(annot.clazz());
    // contract: test replace of item in collection
    assertEquals(1, annot.integers().length);
    assertEquals(42, annot.integers()[0]);
    CtNewArray<?> integersNewArray = (CtNewArray) a.getValue("integers");
    integersNewArray.getElements().get(0).replace(Arrays.asList(null, factory.createLiteral(101), null, factory.createLiteral(102)));
    assertEquals(2, annot.integers().length);
    assertEquals(101, annot.integers()[0]);
    assertEquals(102, annot.integers()[1]);
}

Example 4 with CtNewArray

use of spoon.reflect.code.CtNewArray in project spoon by INRIA.

the class AnnotationTest method testInnerAnnotationsWithArray.

@Test
public void testInnerAnnotationsWithArray() throws Exception {
    final Launcher launcher = new Launcher();
    launcher.addInputResource("./src/test/java/spoon/test/annotation/testclasses/Foo.java");
    launcher.buildModel();
    Factory factory = launcher.getFactory();
    final CtClass<?> ctClass = (CtClass<?>) factory.Type().get("spoon.test.annotation.testclasses.Foo");
    final CtMethod<?> testMethod = ctClass.getMethodsByName("test").get(0);
    final List<CtAnnotation<? extends Annotation>> testMethodAnnotations = testMethod.getAnnotations();
    assertEquals(1, testMethodAnnotations.size());
    final CtAnnotation<? extends Annotation> firstAnnotation = testMethodAnnotations.get(0);
    assertEquals(OuterAnnotation.class, getActualClassFromAnnotation(firstAnnotation));
    final CtNewArray<?> arrayAnnotations = (CtNewArray<?>) firstAnnotation.getValues().get("value");
    assertEquals(2, arrayAnnotations.getElements().size());
    final CtAnnotation<?> firstAnnotationInArray = getMiddleAnnotation(arrayAnnotations, 0);
    assertEquals(MiddleAnnotation.class, getActualClassFromAnnotation(firstAnnotationInArray));
    final CtAnnotation<?> secondAnnotationInArray = getMiddleAnnotation(arrayAnnotations, 1);
    assertEquals(MiddleAnnotation.class, getActualClassFromAnnotation(secondAnnotationInArray));
    final CtAnnotation<?> innerAnnotationInFirstMiddleAnnotation = getInnerAnnotation(firstAnnotationInArray);
    assertEquals(InnerAnnotation.class, getActualClassFromAnnotation(innerAnnotationInFirstMiddleAnnotation));
    assertEquals("hello", getLiteralValueInAnnotation(innerAnnotationInFirstMiddleAnnotation).getValue());
    final CtAnnotation<?> innerAnnotationInSecondMiddleAnnotation = getInnerAnnotation(secondAnnotationInArray);
    assertEquals(InnerAnnotation.class, getActualClassFromAnnotation(innerAnnotationInSecondMiddleAnnotation));
    assertEquals("hello again", getLiteralValueInAnnotation(innerAnnotationInSecondMiddleAnnotation).getValue());
}

Example 5 with CtNewArray

use of spoon.reflect.code.CtNewArray in project spoon by INRIA.

the class MetamodelTest method testRoleOnField.

@Test
public void testRoleOnField() {
    // contract: all non-final fields must be annotated with {@link spoon.reflect.annotations.MetamodelPropertyField}
    SpoonAPI implementations = new Launcher();
    implementations.addInputResource("src/main/java/spoon/support/reflect");
    implementations.buildModel();
    Factory factory = implementations.getFactory();
    CtTypeReference metamodelPropertyField = factory.Type().get(MetamodelPropertyField.class).getReference();
    final List<String> result = new ArrayList();
    List<CtField> fieldWithoutAnnotation = (List<CtField>) implementations.getModel().getElements(new TypeFilter<CtField>(CtField.class) {

        @Override
        public boolean matches(CtField candidate) {
            if (candidate.hasModifier(ModifierKind.FINAL) || candidate.hasModifier(ModifierKind.STATIC) || candidate.hasModifier(ModifierKind.TRANSIENT)) {
                return false;
            }
            if (// not a role
            "parent".equals(candidate.getSimpleName()) || "metadata".equals(candidate.getSimpleName()) || // cache field
            "valueOfMethod".equals(candidate.getSimpleName())) {
                return false;
            }
            CtClass parent = candidate.getParent(CtClass.class);
            return parent != null && (parent.isSubtypeOf(candidate.getFactory().createCtTypeReference(CtReference.class)) || parent.isSubtypeOf(candidate.getFactory().createCtTypeReference(CtElement.class)));
        }
    }).stream().map(x -> {
        result.add(x.toString());
        return x;
    }).filter(f -> f.getAnnotation(metamodelPropertyField) == null).collect(Collectors.toList());
    assertTrue(result.contains("@spoon.reflect.annotations.MetamodelPropertyField(role = spoon.reflect.path.CtRole.IS_SHADOW)\nboolean isShadow;"));
    assertTrue(result.contains("@spoon.reflect.annotations.MetamodelPropertyField(role = spoon.reflect.path.CtRole.TYPE)\nspoon.reflect.reference.CtTypeReference<T> type;"));
    assertTrue(result.size() > 100);
    Assert.assertEquals(Collections.emptyList(), fieldWithoutAnnotation);
    final CtTypeReference propertySetter = factory.Type().get(PropertySetter.class).getReference();
    final CtTypeReference propertyGetter = factory.Type().get(PropertyGetter.class).getReference();
    List<CtField> fields = factory.getModel().getElements(new AnnotationFilter<CtField>(MetamodelPropertyField.class));
    for (CtField field : fields) {
        CtClass parent = field.getParent(CtClass.class);
        CtExpression roleExpression = field.getAnnotation(metamodelPropertyField).getValue("role");
        List<String> roles = new ArrayList<>();
        if (roleExpression instanceof CtFieldRead) {
            roles.add(((CtFieldRead) roleExpression).getVariable().getSimpleName());
        } else if (roleExpression instanceof CtNewArray) {
            List<CtFieldRead> elements = ((CtNewArray) roleExpression).getElements();
            for (int i = 0; i < elements.size(); i++) {
                CtFieldRead ctFieldRead = elements.get(i);
                roles.add(ctFieldRead.getVariable().getSimpleName());
            }
        }
        CtQuery superQuery = parent.map(new SuperInheritanceHierarchyFunction());
        List<CtMethod> methods = superQuery.map((CtType type) -> type.getMethodsAnnotatedWith(propertyGetter, propertySetter)).list();
        boolean setterFound = false;
        boolean getterFound = false;
        for (CtMethod method : methods) {
            CtAnnotation getterAnnotation = method.getAnnotation(propertyGetter);
            CtAnnotation setterAnnotation = method.getAnnotation(propertySetter);
            if (getterAnnotation != null) {
                getterFound |= roles.contains(((CtFieldRead) getterAnnotation.getValue("role")).getVariable().getSimpleName());
            }
            if (setterAnnotation != null) {
                setterFound |= roles.contains(((CtFieldRead) setterAnnotation.getValue("role")).getVariable().getSimpleName());
            }
        }
        assertTrue(roles + " must have a getter in " + parent.getQualifiedName(), getterFound);
        assertTrue(roles + " must have a setter in " + parent.getQualifiedName(), setterFound);
    }
}