Examples with TypeParameterElement javax.lang.model.element.TypeParameterElement used on opensource projects

Example 26 with TypeParameterElement

use of javax.lang.model.element.TypeParameterElement in project buck by facebook.

the class TreeBackedTypeParameterElementTest method testMultipleBoundedTypeParameter.

@Test
public void testMultipleBoundedTypeParameter() throws IOException {
    compile("class Foo<T extends java.lang.CharSequence & java.lang.Runnable & java.io.Closeable> { }");
    TypeMirror charSequenceType = elements.getTypeElement("java.lang.CharSequence").asType();
    TypeMirror runnableType = elements.getTypeElement("java.lang.Runnable").asType();
    TypeMirror closeableType = elements.getTypeElement("java.io.Closeable").asType();
    TypeElement fooElement = elements.getTypeElement("Foo");
    List<? extends TypeParameterElement> typeParameters = fooElement.getTypeParameters();
    assertSame(1, typeParameters.size());
    TypeParameterElement typeParam = typeParameters.get(0);
    List<? extends TypeMirror> bounds = typeParam.getBounds();
    assertSame(3, bounds.size());
    assertSameType(charSequenceType, bounds.get(0));
    assertSameType(runnableType, bounds.get(1));
    assertSameType(closeableType, bounds.get(2));
}

Example 27 with TypeParameterElement

use of javax.lang.model.element.TypeParameterElement in project buck by facebook.

the class TreeBackedTypeParameterElementTest method testMultipleTypeParameters.

@Test
public void testMultipleTypeParameters() throws IOException {
    compile("class Foo<T, U extends java.lang.CharSequence> { }");
    TypeMirror objectType = elements.getTypeElement("java.lang.Object").asType();
    TypeMirror charSequenceType = elements.getTypeElement("java.lang.CharSequence").asType();
    TypeElement fooElement = elements.getTypeElement("Foo");
    List<? extends TypeParameterElement> typeParameters = fooElement.getTypeParameters();
    assertSame(2, typeParameters.size());
    TypeParameterElement tParam = typeParameters.get(0);
    List<? extends TypeMirror> bounds = tParam.getBounds();
    assertSame(1, bounds.size());
    assertSameType(objectType, bounds.get(0));
    TypeParameterElement uParam = typeParameters.get(1);
    bounds = uParam.getBounds();
    assertSame(1, bounds.size());
    assertSameType(charSequenceType, bounds.get(0));
}

Example 28 with TypeParameterElement

use of javax.lang.model.element.TypeParameterElement in project buck by facebook.

the class TreeBackedTypeParameterElementTest method testEnclosingElementDoesNotEnclose.

@Test
public void testEnclosingElementDoesNotEnclose() throws IOException {
    compile("class Foo<T> { }");
    TypeElement fooElement = elements.getTypeElement("Foo");
    TypeParameterElement tElement = fooElement.getTypeParameters().get(0);
    assertSame(fooElement, tElement.getEnclosingElement());
    assertFalse(fooElement.getEnclosedElements().contains(tElement));
}

Example 29 with TypeParameterElement

use of javax.lang.model.element.TypeParameterElement in project buck by facebook.

the class TreeBackedTypeParameterElementTest method testUnboundedTypeParameter.

@Test
public void testUnboundedTypeParameter() throws IOException {
    compile("class Foo<T> { }");
    TypeElement fooElement = elements.getTypeElement("Foo");
    TypeMirror objectType = elements.getTypeElement("java.lang.Object").asType();
    List<? extends TypeParameterElement> typeParameters = fooElement.getTypeParameters();
    assertSame(1, typeParameters.size());
    TypeParameterElement typeParam = typeParameters.get(0);
    List<? extends TypeMirror> bounds = typeParam.getBounds();
    assertSame(1, bounds.size());
    assertSameType(objectType, bounds.get(0));
}

Example 30 with TypeParameterElement

use of javax.lang.model.element.TypeParameterElement in project buck by facebook.

the class TreeBackedTypeParameterElementTest method testForwardReferenceTypeParameterBoundedTypeParameter.

@Test
public void testForwardReferenceTypeParameterBoundedTypeParameter() throws IOException {
    compile("class Foo<T extends U, U> { }");
    TypeElement fooElement = elements.getTypeElement("Foo");
    TypeParameterElement tElement = fooElement.getTypeParameters().get(0);
    TypeMirror uType = fooElement.getTypeParameters().get(1).asType();
    assertSameType(uType, tElement.getBounds().get(0));
}