global class QueueableDuplicateSignature { global Object clone() { } global String toString() { } global class Builder { global QueueableDuplicateSignature.Builder() { } global System.QueueableDuplicateSignature.Builder addId(Id id) { } global System.QueueableDuplicateSignature.Builder addInteger(Integer i) { } global System.QueueableDuplicateSignature.Builder addString(String s) { } global System.QueueableDuplicateSignature build() { } global Object clone() { } global Integer getMaxSize() { } global Integer getRemainingSize() { } global Integer getSize() { } } }