public Attribute withValue(String value) {
        setValue(value);
        return this;
    }
<p>
The value of the attribute. The <code>value</code> must contain between 1 and 128 characters. It can contain
letters (uppercase and lowercase), numbers, hyphens (-), underscores (_), periods (.), at signs (@), forward
slashes (/), back slashes (\), colons (:), or spaces. The value can't start or end with a space.
</p>

@param value
       The value of the attribute. The <code>value</code> must contain between 1 and 128 characters. It can
       contain letters (uppercase and lowercase), numbers, hyphens (-), underscores (_), periods (.), at signs
       (@), forward slashes (/), back slashes (\), colons (:), or spaces. The value can't start or end with a
       space.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-ecs/src/main/java/com/amazonaws/services/ecs/model/Attribute.java