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

Example 86 with VariableElement

use of javax.lang.model.element.VariableElement in project j2objc by google.

the class TranslationUtil method createAnnotationValue.

public Expression createAnnotationValue(TypeMirror type, AnnotationValue aValue) {
    Object value = aValue.getValue();
    if (value == null) {
        return new NullLiteral(typeUtil.getNull());
    } else if (value instanceof VariableElement) {
        return new SimpleName((VariableElement) value);
    } else if (TypeUtil.isArray(type)) {
        assert value instanceof List;
        ArrayType arrayType = (ArrayType) type;
        @SuppressWarnings("unchecked") List<? extends AnnotationValue> list = (List<? extends AnnotationValue>) value;
        List<Expression> generatedValues = new ArrayList<>();
        for (AnnotationValue elem : list) {
            generatedValues.add(createAnnotationValue(arrayType.getComponentType(), elem));
        }
        return createObjectArray(generatedValues, arrayType);
    } else if (TypeUtil.isAnnotation(type)) {
        assert value instanceof AnnotationMirror;
        return createAnnotation((AnnotationMirror) value);
    } else if (value instanceof TypeMirror) {
        return new TypeLiteral((TypeMirror) value, typeUtil);
    } else {
        // Boolean, Character, Number, String
        return TreeUtil.newLiteral(value, typeUtil);
    }
}

Example 87 with VariableElement

use of javax.lang.model.element.VariableElement in project j2objc by google.

the class NameTable method addParamNames.

private String addParamNames(ExecutableElement method, String name, char delim) {
    StringBuilder sb = new StringBuilder(name);
    boolean first = true;
    TypeElement declaringClass = ElementUtil.getDeclaringClass(method);
    if (ElementUtil.isConstructor(method)) {
        for (VariableElement param : captureInfo.getImplicitPrefixParams(declaringClass)) {
            first = appendParamKeyword(sb, param.asType(), delim, first);
        }
    }
    for (VariableElement param : method.getParameters()) {
        first = appendParamKeyword(sb, param.asType(), delim, first);
    }
    if (ElementUtil.isConstructor(method)) {
        for (VariableElement param : captureInfo.getImplicitPostfixParams(declaringClass)) {
            first = appendParamKeyword(sb, param.asType(), delim, first);
        }
    }
    return sb.toString();
}

Example 88 with VariableElement

use of javax.lang.model.element.VariableElement in project j2objc by google.

the class OuterReferenceResolverTest method testAnonymousClassCreatesLocalClassWithCaptures.

public void testAnonymousClassCreatesLocalClassWithCaptures() {
    resolveSource("Test", "class Test { Runnable test(final Object o) { " + "class Local { public void foo() { o.toString(); } } " + "return new Runnable() { public void run() { new Local(); } }; } }");
    TypeDeclaration runnableNode = (TypeDeclaration) nodesByType.get(Kind.TYPE_DECLARATION).get(2);
    assertTrue(ElementUtil.isAnonymous(runnableNode.getTypeElement()));
    List<VariableElement> innerFields = Lists.newArrayList(captureInfo.getCaptureFields(runnableNode.getTypeElement()));
    assertEquals(1, innerFields.size());
    assertEquals("val$o", ElementUtil.getName(innerFields.get(0)));
    ClassInstanceCreation creationNode = (ClassInstanceCreation) nodesByType.get(Kind.CLASS_INSTANCE_CREATION).get(1);
    List<Expression> captureArgs = creationNode.getCaptureArgs();
    assertEquals(1, captureArgs.size());
    Expression captureArg = captureArgs.get(0);
    assertTrue(captureArg instanceof SimpleName);
    VariableElement captureVar = TreeUtil.getVariableElement(captureArg);
    assertNotNull(captureVar);
    assertEquals("val$o", ElementUtil.getName(captureVar));
}

Example 89 with VariableElement

use of javax.lang.model.element.VariableElement in project j2objc by google.

the class OuterReferenceResolverTest method testInheritedOuterMethod.

public void testInheritedOuterMethod() {
    resolveSource("Test", "class Test { class A { void foo() {} } class B extends A { " + "class Inner { void test() { foo(); } } } }");
    TypeDeclaration aNode = (TypeDeclaration) nodesByType.get(Kind.TYPE_DECLARATION).get(1);
    TypeDeclaration bNode = (TypeDeclaration) nodesByType.get(Kind.TYPE_DECLARATION).get(2);
    TypeDeclaration innerNode = (TypeDeclaration) nodesByType.get(Kind.TYPE_DECLARATION).get(3);
    assertFalse(captureInfo.needsOuterReference(aNode.getTypeElement()));
    assertFalse(captureInfo.needsOuterReference(bNode.getTypeElement()));
    assertTrue(captureInfo.needsOuterReference(innerNode.getTypeElement()));
    // B will need an outer reference to Test so it can initialize its
    // superclass A.
    Expression bSuperOuter = bNode.getSuperOuter();
    assertTrue(bSuperOuter instanceof SimpleName);
    assertEquals("outer$", ElementUtil.getName(TreeUtil.getVariableElement(bSuperOuter)));
    // foo() call will need to get to B's scope to call the inherited method.
    MethodInvocation fooCall = (MethodInvocation) nodesByType.get(Kind.METHOD_INVOCATION).get(0);
    Expression expr = fooCall.getExpression();
    assertTrue(expr instanceof SimpleName);
    VariableElement fooReceiver = TreeUtil.getVariableElement(expr);
    assertNotNull(fooReceiver);
    assertEquals("Test.B", fooReceiver.asType().toString());
}

Example 90 with VariableElement

use of javax.lang.model.element.VariableElement in project j2objc by google.

the class OuterReferenceResolverTest method testCapturedWeakLocalVariable.

public void testCapturedWeakLocalVariable() {
    resolveSource("Test", "import com.google.j2objc.annotations.Weak;" + "class Test { void test(@Weak final int i) { Runnable r = new Runnable() { " + "public void run() { int i2 = i + 1; } }; } }");
    TypeDeclaration runnableNode = (TypeDeclaration) nodesByType.get(Kind.TYPE_DECLARATION).get(1);
    assertTrue(ElementUtil.isAnonymous(runnableNode.getTypeElement()));
    List<VariableElement> innerFields = Lists.newArrayList(captureInfo.getCaptureFields(runnableNode.getTypeElement()));
    assertEquals(1, innerFields.size());
    assertTrue(ElementUtil.isWeakReference(innerFields.get(0)));
}