JD Cloud Developers
Aug 9, 2024 · Backend Development
Why JaCoCo Can Break Your Java Service: ClassCastException Explained and Fixed
After integrating JaCoCo, a Java service threw a ClassCastException during order processing due to the synthetic $jacocoData boolean array, and the article details the root cause, code analysis, synthetic fields, JaCoCo probe insertion, and a robust fix using field.isSynthetic() filtering.
ClassCastExceptionJaCoCoSyntheticField
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