Examples with CtClass spoon.reflect.declaration.CtClass used on opensource projects

Example 21 with CtClass

use of spoon.reflect.declaration.CtClass in project spoon by INRIA.

the class FilterTest method testReuseOfBaseQuery.

@Test
public void testReuseOfBaseQuery() throws Exception {
    // contract: an empty  query can be used on several inputs
    final Launcher launcher = new Launcher();
    launcher.setArgs(new String[] { "--output-type", "nooutput", "--level", "info" });
    launcher.addInputResource("./src/test/java/spoon/test/filters/testclasses");
    launcher.run();
    CtClass<?> cls = launcher.getFactory().Class().get(Tacos.class);
    CtClass<?> cls2 = launcher.getFactory().Class().get(Tostada.class);
    // here is the query
    CtQuery q = launcher.getFactory().Query().createQuery().map((CtClass c) -> c.getSimpleName());
    // using it on a first input
    assertEquals("Tacos", q.setInput(cls).list().get(0));
    // using it on a second input
    assertEquals("Tostada", q.setInput(cls2).list().get(0));
}

Example 22 with CtClass

use of spoon.reflect.declaration.CtClass in project spoon by INRIA.

the class GenericsTest method testClassContextOnInnerClass.

@Test
public void testClassContextOnInnerClass() throws Exception {
    CtClass<?> classBanana = (CtClass<?>) buildClass(Banana.class);
    CtClass<?> classVitamins = classBanana.getNestedType("Vitamins");
    CtTypeReference<?> refList_T = classVitamins.getSuperclass();
    // contract: generic types defined in enclocing classe (Banana<T>) are resolved from inner class hierarchy (Vitamins->List<T>) too.
    assertSame(classBanana.getFormalCtTypeParameters().get(0), new ClassTypingContext(classVitamins).adaptType(refList_T.getActualTypeArguments().get(0)).getDeclaration());
}

Example 23 with CtClass

use of spoon.reflect.declaration.CtClass in project spoon by INRIA.

the class GenericsTest method testAccessToGenerics.

@Test
public void testAccessToGenerics() throws Exception {
    Launcher spoon = new Launcher();
    Factory factory = spoon.createFactory();
    SpoonModelBuilder compiler = spoon.createCompiler(factory, SpoonResourceHelper.resources("./src/test/java/spoon/test/generics/Foo.java", "./src/test/java/spoon/test/generics/Bar.java"));
    compiler.build();
    CtClass<?> foo = (CtClass<?>) factory.Type().get(Foo.class);
    CtInterface<?> bar = (CtInterface<?>) factory.Type().get(Bar.class);
    final CtNewClass<?> newAnonymousBar = foo.getElements(new AbstractFilter<CtNewClass<?>>(CtNewClass.class) {

        @Override
        public boolean matches(CtNewClass<?> element) {
            return element.getAnonymousClass() != null && element.getAnonymousClass().isAnonymous();
        }
    }).get(0);
    final List<CtTypeParameter> barTypeParamGenerics = bar.getFormalCtTypeParameters();
    final CtTypeReference<?> anonymousBar = newAnonymousBar.getType();
    assertEquals("Name of the first generic parameter in Bar interface must to be I.", "I", barTypeParamGenerics.get(0).getSimpleName());
    assertEquals("Name of the first generic parameter in Bar usage must to be K.", "K", anonymousBar.getActualTypeArguments().get(0).getSimpleName());
    assertEquals("Name of the second generic parameter in Bar interface must to be O.", "O", barTypeParamGenerics.get(1).getSimpleName());
    assertEquals("Name of the second generic parameter in Bar usage must to be V.", "V", anonymousBar.getActualTypeArguments().get(1).getSimpleName());
}

Example 24 with CtClass

use of spoon.reflect.declaration.CtClass in project spoon by INRIA.

the class GenericsTest method testMethodTypingContext.

@Test
public void testMethodTypingContext() throws Exception {
    Factory factory = build(new File("src/test/java/spoon/test/generics/testclasses"));
    CtClass<?> ctClassWeddingLunch = factory.Class().get(WeddingLunch.class);
    CtMethod<?> trWeddingLunch_eatMe = ctClassWeddingLunch.filterChildren(new NamedElementFilter<>(CtMethod.class, "eatMe")).first();
    MethodTypingContext methodSTH = new MethodTypingContext().setMethod(trWeddingLunch_eatMe);
    // contract: the method typing context provides its scope
    assertSame(trWeddingLunch_eatMe, methodSTH.getAdaptationScope());
    CtClass<?> ctClassLunch = factory.Class().get(Lunch.class);
    CtMethod<?> trLunch_eatMe = ctClassLunch.filterChildren(new NamedElementFilter<>(CtMethod.class, "eatMe")).first();
    CtInvocation<?> invokeReserve = factory.Class().get(CelebrationLunch.class).filterChildren(new TypeFilter<>(CtInvocation.class)).select((CtInvocation i) -> "reserve".equals(i.getExecutable().getSimpleName())).first();
    MethodTypingContext methodReserveTC = new MethodTypingContext().setInvocation(invokeReserve);
    // contract: the method typing context provides its scope
    assertSame(invokeReserve.getExecutable().getDeclaration(), methodReserveTC.getAdaptationScope());
    // check that MethodTypingContext made from invocation knows actual type arguments of method and all declaring types
    // 1) check method actual type argument
    CtMethod<?> methodReserve = (CtMethod<?>) invokeReserve.getExecutable().getDeclaration();
    CtTypeParameter methodReserve_S = methodReserve.getFormalCtTypeParameters().get(0);
    assertEquals("S", methodReserve_S.getSimpleName());
    assertEquals("spoon.test.generics.testclasses.Tacos", methodReserveTC.adaptType(methodReserve_S).getQualifiedName());
    // 2) check actual type arguments of declaring type `Section`
    CtClass classSection = (CtClass) methodReserve.getDeclaringType();
    assertEquals("spoon.test.generics.testclasses.CelebrationLunch$WeddingLunch$Section", classSection.getQualifiedName());
    CtTypeParameter classSection_Y = classSection.getFormalCtTypeParameters().get(0);
    assertEquals("Y", classSection_Y.getSimpleName());
    assertEquals("spoon.test.generics.testclasses.Paella", methodReserveTC.adaptType(classSection_Y).getQualifiedName());
    // 3) check actual type arguments of declaring type `WeddingLunch`
    CtClass classWeddingLunch = (CtClass) classSection.getDeclaringType();
    assertEquals("spoon.test.generics.testclasses.CelebrationLunch$WeddingLunch", classWeddingLunch.getQualifiedName());
    CtTypeParameter classWeddingLunch_X = classWeddingLunch.getFormalCtTypeParameters().get(0);
    assertEquals("X", classWeddingLunch_X.getSimpleName());
    assertEquals("spoon.test.generics.testclasses.Mole", methodReserveTC.adaptType(classWeddingLunch_X).getQualifiedName());
    // 4) check actual type arguments of declaring type `CelebrationLunch`
    CtClass classCelebrationLunch = (CtClass) classWeddingLunch.getDeclaringType();
    assertEquals("spoon.test.generics.testclasses.CelebrationLunch", classCelebrationLunch.getQualifiedName());
    CtTypeParameter classCelebrationLunch_K = classCelebrationLunch.getFormalCtTypeParameters().get(0);
    CtTypeParameter classCelebrationLunch_L = classCelebrationLunch.getFormalCtTypeParameters().get(1);
    CtTypeParameter classCelebrationLunch_M = classCelebrationLunch.getFormalCtTypeParameters().get(2);
    assertEquals("K", classCelebrationLunch_K.getSimpleName());
    assertEquals("L", classCelebrationLunch_L.getSimpleName());
    assertEquals("M", classCelebrationLunch_M.getSimpleName());
    assertEquals("spoon.test.generics.testclasses.Tacos", methodReserveTC.adaptType(classCelebrationLunch_K).getQualifiedName());
    assertEquals("spoon.test.generics.testclasses.Paella", methodReserveTC.adaptType(classCelebrationLunch_L).getQualifiedName());
    assertEquals("spoon.test.generics.testclasses.Mole", methodReserveTC.adaptType(classCelebrationLunch_M).getQualifiedName());
    // method->Section->WeddingLunch->CelebrationLunch
    GenericTypeAdapter celebrationLunchTC = methodReserveTC.getEnclosingGenericTypeAdapter().getEnclosingGenericTypeAdapter().getEnclosingGenericTypeAdapter();
    assertEquals("java.lang.Integer", celebrationLunchTC.adaptType(classCelebrationLunch_K).getQualifiedName());
    assertEquals("java.lang.Long", celebrationLunchTC.adaptType(classCelebrationLunch_L).getQualifiedName());
    assertEquals("java.lang.Double", celebrationLunchTC.adaptType(classCelebrationLunch_M).getQualifiedName());
}

Example 25 with CtClass

use of spoon.reflect.declaration.CtClass in project spoon by INRIA.

the class GenericsTest method testIsSameSignatureWithMethodGenerics.

@Test
public void testIsSameSignatureWithMethodGenerics() {
    Launcher launcher = new Launcher();
    launcher.addInputResource("./src/test/java/spoon/test/generics/testclasses2/SameSignature2.java");
    launcher.buildModel();
    CtClass ctClass = launcher.getFactory().Class().get(SameSignature2.class);
    CtMethod classMethod = (CtMethod) ctClass.getMethodsByName("visitCtConditional").get(0);
    CtType<?> iface = launcher.getFactory().Type().get("spoon.test.generics.testclasses2.ISameSignature");
    CtMethod ifaceMethod = (CtMethod) iface.getMethodsByName("visitCtConditional").get(0);
    ClassTypingContext ctcSub = new ClassTypingContext(ctClass.getReference());
    assertTrue(ctcSub.isOverriding(classMethod, ifaceMethod));
    assertTrue(ctcSub.isOverriding(ifaceMethod, classMethod));
    assertTrue(ctcSub.isSubSignature(classMethod, ifaceMethod));
    assertTrue(ctcSub.isSubSignature(ifaceMethod, classMethod));
    assertTrue(ctcSub.isSameSignature(classMethod, ifaceMethod));
    assertTrue(ctcSub.isSameSignature(ifaceMethod, classMethod));
}