io.codemodder.codemods.optimize-jackson-string-usage.yaml Maven / Gradle / Ivy

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Codemods for fixing common errors across many Java projects

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rules:
  - id: optimize-jackson-string-usage
    mode: taint
    pattern-sources:
      - patterns:
          - pattern: $STR = IOUtils.toString((InputStream $STREAM));
    pattern-sinks:
      - pattern: $INSTANCE = (ObjectMapper $MAPPER).readValue($STR, $TYPE);
    message: wasteful jackson deserialization
    languages:
      - java
    severity: WARNING