Avoid instantiating strings

Docs > Code Analysis > Static Analysis Rules > Avoid instantiating strings

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Metadata

ID: java-best-practices/avoid-string-instantiation

Language: Java

Severity: Warning

Category: Performance

Description

Instead of creating a new string with new String(), use the string directly.

Non-Compliant Code Examples

class Main{
    public static void main(String[] args){
        String s = new String("foobar");
    }
}

Compliant Code Examples

class Main{
    public static void main(String[] args){
        String s = "foobar";
    }
}

How to use this rule

1
2
rulesets:
  - java-best-practices     # Rules to enforce Java best practices.

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