| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods | Missed | Classes |
| Total | 1,388 of 2,193 | 36% | 141 of 211 | 33% | 152 | 214 | 258 | 455 | 73 | 101 | 3 | 8 |
| ExtraField.java | | 0% | | 0% | 41 | 41 | 90 | 90 | 20 | 20 | 2 | 2 |
| GzipCompressorOutputStream.java | | 0% | | 0% | 28 | 28 | 88 | 88 | 11 | 11 | 1 | 1 |
| GzipParameters.java | | 42% | | 36% | 46 | 79 | 51 | 120 | 25 | 42 | 0 | 2 |
| GzipCompressorInputStream.java | | 79% | | 64% | 31 | 58 | 23 | 136 | 11 | 20 | 0 | 2 |
| GzipUtils.java | | 74% | n/a | 6 | 8 | 6 | 21 | 6 | 8 | 0 | 1 |