public void setBase(Long base) {
        this.base = base;
    }
<p>
The size of a file in the base of a merge or pull request.
</p>

@param base
       The size of a file in the base of a merge or pull request.
aws-java-sdk-codecommit/src/main/java/com/amazonaws/services/codecommit/model/FileSizes.java