<BUG>public java.util.Collection < TYPE_1 > METHOD_1 ( ) {</BUG> if ( ( VAR_1 ) == null ) { <BUG> VAR_1 = new java.util.HashSet < > ( ) ;</BUG> } return VAR_1 ; }
public java.util.List < TYPE_1 > METHOD_1 ( ) { if ( ( VAR_1 ) == null ) { VAR_1 = new java.util.ArrayList < > ( ) ; } return VAR_1 ; } 
