int maxChunkSize = 1024 * 1024;
                int byteLimit = 16 * 1024 * 1024;
                boolean retry = false;
                do {
                    long ooff = 0;
                    while ( ooff < size ) {
                        long wsize = size - ooff;
                        if ( wsize > byteLimit ) {
                            wsize = byteLimit;
                        }

   this.cancelButtonClasses = options.cancelClass;
L208:
L209:        if (typeof options.maxSpan === 'object')
L210:            this.maxSpan = options.maxSpan;
L211:
L212:        if (typeof options.dateLimit === 'object') //backwards compat
L213:            this.maxSpan = options.dateLimit;
L214:
L215:        if (typeof options.opens === 'string')
L216:            this.opens = options.opens;
L217:
L218:        if (typeof options.drops === 'string')
L219:            this.drops = options.drops;
...