Github user mattyb149 commented on the issue: https://github.com/apache/nifi/pull/833 I'm seeing CheckStyle errors: [INFO] --- maven-checkstyle-plugin:2.15:check (check-style) @ nifi-expression-language --- [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[12] (regexp) RegexpSinglelineJava: Line has trailing whitespace. [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[13:1] (blocks) LeftCurly: '{' should be on the previous line. [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[15:5] (whitespace) FileTabCharacter: Line contains a tab character. [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[17] (regexp) RegexpSinglelineJava: Line has trailing whitespace. [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[19:5] (whitespace) FileTabCharacter: Line contains a tab character. [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[21] (regexp) RegexpSinglelineJava: Line has trailing whitespace. [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[23:5] (whitespace) FileTabCharacter: Line contains a tab character. [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[27:5] (whitespace) FileTabCharacter: Line contains a tab character. [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[29] (regexp) RegexpSinglelineJava: Line has trailing whitespace. [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[31:5] (whitespace) FileTabCharacter: Line contains a tab character. [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[33] (regexp) RegexpSinglelineJava: Line has trailing whitespace. [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[35:5] (whitespace) FileTabCharacter: Line contains a tab character. [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[37] (regexp) RegexpSinglelineJava: Line has trailing whitespace. [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[39:5] (whitespace) FileTabCharacter: Line contains a tab character. [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[41] (regexp) RegexpSinglelineJava: Line has trailing whitespace. [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[43:5] (whitespace) FileTabCharacter: Line contains a tab character. [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[47:5] (whitespace) FileTabCharacter: Line contains a tab character. [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[49] (regexp) RegexpSinglelineJava: Line has trailing whitespace. [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[51:5] (whitespace) FileTabCharacter: Line contains a tab character. [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[53] (regexp) RegexpSinglelineJava: Line has trailing whitespace. [WARNING] src/main/java/org/apache/nifi/attribute/expression/language/evaluation/functions/CharSequenceTranslatorEvaluator.java[54] (regexp) RegexpSinglelineJava: Line has trailing whitespace. Can you format this file? You can check to see if there are errors by going to the nifi-commons/nifi-expression-language module and running "mvn clean install -Pcontrib-check".
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