public java.util.Set < java.lang.Integer > METHOD_1 ( ) { return TYPE_1 . METHOD_2 ( VAR_1 . METHOD_3 ( ) ) ; } 

public synchronized java.util.Set < java.lang.Integer > METHOD_1 ( ) { return TYPE_1 . METHOD_2 ( new java.util.HashSet < java.lang.Integer > ( VAR_1 . METHOD_3 ( ) ) ) ; } 
