31 lines
757 B
Plaintext
31 lines
757 B
Plaintext
== Why is this an issue?
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Method references are specialized lambda expressions for methods that already have a name. They take the form of ``++objectReference::methodName++`` or ``++ClassName::methodName++``. When a lambda does nothing but call an existing method, it can be much clearer to use a method reference instead.
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=== Noncompliant code example
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[source,java]
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----
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Set roster = transferElements(rosterSource,
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() -> { return new HashSet<>(); } // Noncompliant
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);
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----
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=== Compliant solution
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[source,java]
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----
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Set roster = transferElements(rosterSource, HashSet::new);
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----
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ifdef::env-github,rspecator-view[]
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'''
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== Comments And Links
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(visible only on this page)
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include::comments-and-links.adoc[]
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endif::env-github,rspecator-view[]
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