sizeCallCount++;
            if (throwOnSize) {
                throw new RuntimeException("Test size error");
            }
            return encodedSize;
        }

        public void setEncodedSize(int size) {
            this.encodedSize = size;
        }

        public void setThrowOnEncode(boolean throwOnEncode) {
            this.throwOnEncode = throwOnEncode;
        }