public void setOriginalSize(Integer originalSize) {
        this.originalSize = originalSize;
    }
<p>
The original size of the volume, in GiB.
</p>

@param originalSize
       The original size of the volume, in GiB.
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/VolumeModification.java