Path Lines of Code emr-user-role-mapper-application/src/main/java/com/amazon/aws/emr/common/system/user/LinuxUserIdService.java 109 emr-user-role-mapper-application/src/main/java/com/amazon/aws/emr/credentials/STSCredentialsProvider.java 103 emr-user-role-mapper-application/src/main/java/com/amazon/aws/emr/mapping/DefaultUserRoleMapperImpl.java 105 emr-user-role-mapper-application/src/main/java/com/amazon/aws/emr/mapping/ManagedPolicyBasedUserRoleMapperImpl.java 125