SingletonPlain.java

@lombok.Singleton
class SingletonPlain1 {
}
@lombok.Singleton
class SingletonPlain2 {
	public SingletonPlain2() {
	}
}
@lombok.Singleton
class SingletonPlain3 {
	public SingletonPlain3(String s) {
	}
}
@lombok.Singleton
class SingletonPlain4 extends javax.swing.JButton {
}
@lombok.Singleton(style=lombok.Singleton.Style.HOLDER)
class SingletonPlain5{
}