| ExprLookup |   | 65% | | 62% | 8 | 21 | 17 | 48 | 6 | 17 | 0 | 1 |
| ExprLookup.Variable | | 63% | | 75% | 2 | 8 | 5 | 23 | 1 | 6 | 0 | 1 |
| ExprLookup.Variables | | 35% | | 0% | 2 | 4 | 1 | 5 | 1 | 3 | 0 | 1 |
| SystemPropertiesLookup | | 0% | | n/a | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 |
| EnvironmentLookup | | 0% | | n/a | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 |
| ConfigurationInterpolator | | 100% | | 100% | 0 | 51 | 0 | 87 | 0 | 29 | 0 | 1 |
| DefaultLookups | | 100% | | n/a | 0 | 4 | 0 | 24 | 0 | 4 | 0 | 1 |
| ConfigurationInterpolator.DefaultPrefixLookupsHolder | | 100% | | 100% | 0 | 9 | 0 | 34 | 0 | 6 | 0 | 1 |
| InterpolatorSpecification.Builder | | 100% | | 100% | 0 | 15 | 0 | 36 | 0 | 11 | 0 | 1 |
| ConstantLookup | | 100% | | 100% | 0 | 9 | 0 | 16 | 0 | 7 | 0 | 1 |
| ConfigurationInterpolator.DefaultStringConverter | | 100% | | 100% | 0 | 10 | 0 | 15 | 0 | 4 | 0 | 1 |
| InterpolatorSpecification | | 100% | | n/a | 0 | 6 | 0 | 12 | 0 | 6 | 0 | 1 |
| StringLookupAdapter | | 100% | | n/a | 0 | 2 | 0 | 4 | 0 | 2 | 0 | 1 |
| DummyLookup | | 100% | | n/a | 0 | 2 | 0 | 3 | 0 | 2 | 0 | 1 |