Github user rvesse commented on a diff in the pull request: https://github.com/apache/jena/pull/391#discussion_r179407258 --- Diff: jena-tdb/src/main/java/org/apache/jena/tdb/lib/NodeLib.java --- @@ -53,26 +52,32 @@ // Characters in IRIs that are illegal and cause SSE problems, but we wish to keep. final private static char MarkerChar = '_' ; final private static char[] invalidIRIChars = { MarkerChar , ' ' } ; + final private static int SIZE = 1024; + // Marshalling space. + final private static ByteBuffer workspace = ByteBuffer.allocate(SIZE); --- End diff -- This buffer is a `static` and there is no thread safety or synchronisation around its usage. Is this safe?
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