Examples with UElement org.jetbrains.uast.UElement used on opensource projects

Example 6 with UElement

use of org.jetbrains.uast.UElement in project Conductor by bluelinelabs.

the class ControllerChangeHandlerIssueDetector method createUastHandler.

@Override
public UElementHandler createUastHandler(final JavaContext context) {
    final JavaEvaluator evaluator = context.getEvaluator();
    return new UElementHandler() {

        @Override
        public void visitClass(UClass node) {
            if (evaluator.isAbstract(node)) {
                return;
            }
            boolean hasSuperType = false;
            for (UTypeReferenceExpression superType : node.getUastSuperTypes()) {
                if (CLASS_NAME.equals(superType.asRenderString())) {
                    hasSuperType = true;
                    break;
                }
            }
            if (!hasSuperType) {
                return;
            }
            if (!evaluator.isPublic(node)) {
                String message = String.format("This ControllerChangeHandler class should be public (%1$s)", node.getQualifiedName());
                context.report(ISSUE, node, context.getLocation((UElement) node), message);
                return;
            }
            if (node.getContainingClass() != null && !evaluator.isStatic(node)) {
                String message = String.format("This ControllerChangeHandler inner class should be static (%1$s)", node.getQualifiedName());
                context.report(ISSUE, node, context.getLocation((UElement) node), message);
                return;
            }
            boolean hasConstructor = false;
            boolean hasDefaultConstructor = false;
            for (UMethod method : node.getMethods()) {
                if (method.isConstructor()) {
                    hasConstructor = true;
                    if (evaluator.isPublic(method) && method.getUastParameters().size() == 0) {
                        hasDefaultConstructor = true;
                        break;
                    }
                }
            }
            if (hasConstructor && !hasDefaultConstructor) {
                String message = String.format("This ControllerChangeHandler needs to have a public default constructor (`%1$s`)", node.getQualifiedName());
                context.report(ISSUE, node, context.getLocation((UElement) node), message);
            }
        }
    };
}