Java: How to check if object is null?

Question

I am creating an application which retrieves images from the web. In case the image cannot be retrieved another local image should be used.

While trying to execute the f

Answer 1

DIY

private boolean isNull(Object obj) {
    return obj == null;
}

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Drawable drawable = Common.getDrawableFromUrl(this, product.getMapPath());
if (isNull(drawable)) {
    drawable = getRandomDrawable();
}