Github user trkurc commented on a diff in the pull request: https://github.com/apache/nifi/pull/132#discussion_r45942561 --- Diff: nifi-nar-bundles/nifi-aws-bundle/nifi-aws-processors/src/main/java/org/apache/nifi/processors/aws/s3/PutS3Object.java --- @@ -102,6 +177,94 @@ protected PropertyDescriptor getSupportedDynamicPropertyDescriptor(final String .build(); } + protected File getPersistenceFile() { + return new File(PERSISTENCE_ROOT + getIdentifier()); + } + + @Override + public void onPropertyModified(final PropertyDescriptor descriptor, final String oldValue, final String newValue) { + if (descriptor.equals(KEY) + || descriptor.equals(BUCKET) + || descriptor.equals(ENDPOINT_OVERRIDE) + || descriptor.equals(STORAGE_CLASS) + || descriptor.equals(REGION)) { + destroyState(); + } + } + + protected MultipartState getState(final String s3ObjectKey) throws IOException { --- End diff -- I believe these methods could be problematic if multiple threads are monkeying with the persistence file at the same time.
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