public TYPE_1 METHOD_1 ( java.lang.Integer index ) { if ( ( this . VAR_1 ) != null ) { this . VAR_1 . remove ( index ) ; } return this ; } 

public TYPE_1 METHOD_1 ( int index ) { if ( ( this . VAR_1 ) != null ) { this . VAR_1 . remove ( index ) ; } return this ; } 
