<BUG>public TYPE_1 METHOD_1 ( java.util.Set < TYPE_2 > VAR_1 ) {</BUG> this . VAR_1 = VAR_1 ; <BUG> return this ;</BUG> }
public void METHOD_1 ( java.util.List < TYPE_2 > VAR_1 ) { this . VAR_1 = VAR_1 ; } 
