rspec/rules/S5663/java/rule.adoc

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If a string fits on a single line, without concatenation and escaped newlines, you should probably continue to use a string literal.
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== Noncompliant Code Example
----
String question = """
What's the point, really?""";
----
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== Compliant Solution
----
String question = "What's the point, really?";
----
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== See
* https://openjdk.java.net/jeps/378[JEP 378: Text Blocks]
* https://cr.openjdk.java.net/~jlaskey/Strings/TextBlocksGuide_v9.html[Programmer's Guide To Text Blocks], by Jim Laskey and Stuart Marks