//// Automatically generated by PainlessDocGenerator. Do not edit. Rebuild by running `gradle generatePainlessApi`. //// [[painless-api-reference-UnaryOperator]]++UnaryOperator++:: * ++[[painless-api-reference-UnaryOperator-identity-0]]static <<painless-api-reference-UnaryOperator,UnaryOperator>> link:{java8-javadoc}/java/util/function/UnaryOperator.html#identity%2D%2D[identity]()++ (link:{java9-javadoc}/java/util/function/UnaryOperator.html#identity%2D%2D[java 9]) * Inherits methods from ++<<painless-api-reference-Function,Function>>++, ++<<painless-api-reference-Object,Object>>++