Avoid using dollar signs in variable names

Docs > Code Analysis > Static Analysis Rules > Avoid using dollar signs in variable names

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Metadata

ID: java-code-style/avoid-dollar-signs

Language: Java

Severity: Notice

Category: Code Style

Description

Avoid using dollar signs in identifiers as auto-generated names containing dollar signs ($) may lead to unexpected issues that can be difficult to diagnose.

Non-Compliant Code Examples

public class $Foo {}
public class Fo$o {}
public class Foo$ {
    String bar$ = "bar";

    public String ba$ (){
        return "baz";
    }
}

Compliant Code Examples

public class Foo { }

How to use this rule

1
2
rulesets:
  - java-code-style     # Rules to enforce Java code style.

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