Examples with Nullable com.android.annotations.Nullable used on opensource projects

Example 66 with Nullable

use of com.android.annotations.Nullable in project kotlin by JetBrains.

the class DomPsiParser method parse.

@Nullable
private Document parse(XmlContext context) {
    // Should only be called from read thread
    assert ApplicationManager.getApplication().isReadAccessAllowed();
    final PsiFile psiFile = IntellijLintUtils.getPsiFile(context);
    if (!(psiFile instanceof XmlFile)) {
        return null;
    }
    XmlFile xmlFile = (XmlFile) psiFile;
    try {
        return DomPsiConverter.convert(xmlFile);
    } catch (Throwable t) {
        myClient.log(t, "Failed converting PSI parse tree to DOM for file %1$s", context.file.getPath());
        return null;
    }
}

Example 67 with Nullable

use of com.android.annotations.Nullable in project kotlin by JetBrains.

the class DomPsiParser method parseXml.

@Nullable
@Override
public Document parseXml(@NonNull final XmlContext context) {
    assert myReadLock == null;
    myReadLock = ApplicationManager.getApplication().acquireReadActionLock();
    Document document = parse(context);
    if (document == null) {
        myReadLock.finish();
        myReadLock = null;
    }
    return document;
}

Example 68 with Nullable

use of com.android.annotations.Nullable in project kotlin by JetBrains.

the class ResourceEvaluator method getTypesFromAnnotations.

@Nullable
private EnumSet<ResourceType> getTypesFromAnnotations(PsiModifierListOwner owner) {
    if (mEvaluator == null) {
        return null;
    }
    for (PsiAnnotation annotation : mEvaluator.getAllAnnotations(owner)) {
        String signature = annotation.getQualifiedName();
        if (signature == null) {
            continue;
        }
        if (signature.equals(COLOR_INT_ANNOTATION)) {
            return EnumSet.of(COLOR_INT_MARKER_TYPE);
        }
        if (signature.equals(PX_ANNOTATION)) {
            return EnumSet.of(PX_MARKER_TYPE);
        }
        if (signature.endsWith(RES_SUFFIX) && signature.startsWith(SUPPORT_ANNOTATIONS_PREFIX)) {
            String typeString = signature.substring(SUPPORT_ANNOTATIONS_PREFIX.length(), signature.length() - RES_SUFFIX.length()).toLowerCase(Locale.US);
            ResourceType type = ResourceType.getEnum(typeString);
            if (type != null) {
                return EnumSet.of(type);
            } else if (typeString.equals("any")) {
                // @AnyRes
                return getAnyRes();
            }
        }
    }
    return null;
}

Example 69 with Nullable

use of com.android.annotations.Nullable in project kotlin by JetBrains.

the class ResourceEvaluator method getResourceConstant.

/** Returns a resource URL based on the field reference in the code */
@Nullable
public static ResourceUrl getResourceConstant(@NonNull UElement node) {
    AndroidReference androidReference = toAndroidReferenceViaResolve(node);
    if (androidReference == null) {
        return null;
    }
    String name = androidReference.getName();
    ResourceType type = androidReference.getType();
    boolean isFramework = androidReference.getPackage().equals("android");
    return ResourceUrl.create(type, name, isFramework, false);
}

Example 70 with Nullable

use of com.android.annotations.Nullable in project kotlin by JetBrains.

the class ResourceEvaluator method getResourceTypes.

/**
     * Evaluates the given node and returns the resource types applicable to the
     * node, if any.
     *
     * @param element the element to compute the types for
     * @return the corresponding resource types
     */
@Nullable
public EnumSet<ResourceType> getResourceTypes(@Nullable UElement element) {
    if (element == null) {
        return null;
    }
    if (element instanceof UIfExpression) {
        UIfExpression expression = (UIfExpression) element;
        Object known = ConstantEvaluator.evaluate(null, expression.getCondition());
        if (known == Boolean.TRUE && expression.getThenExpression() != null) {
            return getResourceTypes(expression.getThenExpression());
        } else if (known == Boolean.FALSE && expression.getElseExpression() != null) {
            return getResourceTypes(expression.getElseExpression());
        } else {
            EnumSet<ResourceType> left = getResourceTypes(expression.getThenExpression());
            EnumSet<ResourceType> right = getResourceTypes(expression.getElseExpression());
            if (left == null) {
                return right;
            } else if (right == null) {
                return left;
            } else {
                EnumSet<ResourceType> copy = EnumSet.copyOf(left);
                copy.addAll(right);
                return copy;
            }
        }
    } else if (element instanceof UParenthesizedExpression) {
        UParenthesizedExpression parenthesizedExpression = (UParenthesizedExpression) element;
        return getResourceTypes(parenthesizedExpression.getExpression());
    } else if ((element instanceof UQualifiedReferenceExpression && mAllowDereference) || element instanceof UCallExpression) {
        UElement probablyCallExpression = element;
        if (element instanceof UQualifiedReferenceExpression) {
            UQualifiedReferenceExpression qualifiedExpression = (UQualifiedReferenceExpression) element;
            probablyCallExpression = qualifiedExpression.getSelector();
        }
        if ((probablyCallExpression instanceof UCallExpression)) {
            UCallExpression call = (UCallExpression) probablyCallExpression;
            PsiMethod method = call.resolve();
            PsiClass containingClass = UastUtils.getContainingClass(method);
            if (method != null && containingClass != null) {
                EnumSet<ResourceType> types = getTypesFromAnnotations(method);
                if (types != null) {
                    return types;
                }
                String qualifiedName = containingClass.getQualifiedName();
                String name = call.getMethodName();
                if ((CLASS_RESOURCES.equals(qualifiedName) || CLASS_CONTEXT.equals(qualifiedName) || CLASS_FRAGMENT.equals(qualifiedName) || CLASS_V4_FRAGMENT.equals(qualifiedName) || CLS_TYPED_ARRAY.equals(qualifiedName)) && name != null && name.startsWith("get")) {
                    List<UExpression> args = call.getValueArguments();
                    if (!args.isEmpty()) {
                        types = getResourceTypes(args.get(0));
                        if (types != null) {
                            return types;
                        }
                    }
                }
            }
        }
    }
    if (element instanceof UReferenceExpression) {
        ResourceUrl url = getResourceConstant(element);
        if (url != null) {
            return EnumSet.of(url.type);
        }
        PsiElement resolved = ((UReferenceExpression) element).resolve();
        if (resolved instanceof PsiVariable) {
            PsiVariable variable = (PsiVariable) resolved;
            UElement lastAssignment = UastLintUtils.findLastAssignment(variable, element, mContext);
            if (lastAssignment != null) {
                return getResourceTypes(lastAssignment);
            }
            return null;
        }
    }
    return null;
}