public void METHOD_1 ( TYPE_1 key ) { if ( ( this . VAR_1 ) == null ) this . VAR_1 = new java.util.ArrayList < > ( ) ; this . VAR_1 . add ( key ) ; }
public void METHOD_1 ( TYPE_1 key ) { if ( ( this . keys ) == null ) this . keys = new java.util.ArrayList < > ( ) ; this . keys . add ( key ) ; }