public TYPE_1 METHOD_1 ( TYPE_2 VAR_1 , java.util.Collection < TYPE_3 > VAR_2 ) { <BUG> return METHOD_1 ( VAR_1 , VAR_2 ) ;</BUG> }
public TYPE_1 METHOD_1 ( TYPE_2 VAR_1 , java.util.Collection < TYPE_3 > VAR_2 ) { return METHOD_1 ( VAR_1 , VAR_2 , null ) ; } 
