Class: Java::JavaUtil::TreeSet

Inherits:

Object

• Object
• Java::JavaUtil::TreeSet

Defined in:

lib/caruby/import/java.rb

Instance Method Summary

• #first ⇒ Object

  Fixes the jRuby #first to return nil on an empty set rather than raise a Java exception.

Instance Method Details

#first ⇒ Object

Fixes the jRuby #first to return nil on an empty set rather than raise a Java exception.

# File 'lib/caruby/import/java.rb', line 156

def first
  empty? ? nil : base__first
end