| AbstractFileHandle |   | 39% | | 37% | 16 | 27 | 35 | 69 | 3 | 11 | 0 | 1 |
| AbstractImageFileHandle | | 55% | | 59% | 10 | 22 | 27 | 72 | 1 | 11 | 0 | 1 |
| FileDevice | | 73% | | 61% | 20 | 44 | 41 | 141 | 8 | 27 | 0 | 1 |
| CSVHandle | | 88% | | 83% | 22 | 62 | 22 | 147 | 9 | 20 | 0 | 1 |
| IDXHandle | | 86% | | 61% | 8 | 21 | 16 | 107 | 1 | 12 | 0 | 1 |
| NumberReader | | 92% | | 50% | 2 | 6 | 1 | 15 | 1 | 5 | 0 | 1 |
| HandleFactory | | 96% | | n/a | 1 | 13 | 0 | 16 | 1 | 13 | 0 | 1 |
| PNGHandle.new ImageFileType() {...} | | 77% | | n/a | 1 | 4 | 1 | 4 | 1 | 4 | 0 | 1 |
| JPEGHandle.new ImageFileType() {...} | | 77% | | n/a | 1 | 4 | 1 | 4 | 1 | 4 | 0 | 1 |
| JPEGHandle | | 100% | | n/a | 0 | 3 | 0 | 5 | 0 | 3 | 0 | 1 |
| PNGHandle | | 100% | | n/a | 0 | 3 | 0 | 5 | 0 | 3 | 0 | 1 |
| ImageFileType | | 100% | | n/a | 0 | 3 | 0 | 3 | 0 | 3 | 0 | 1 |
| FileDevice.new AbstractDeviceData() {...} | | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 |
| FileHandle | | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 |
| CSVHandle.CSVType | | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 |
| IDXHandle.IDXType | | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 |