public byte [ ] METHOD_1 ( ) { synchronized ( this . VAR_1 ) { return this . VAR_1 . METHOD_2 ( ) . METHOD_3 ( ) ; } } 

public byte [ ] METHOD_1 ( ) { synchronized ( this . VAR_1 ) { if ( this . VAR_1 . isEmpty ( ) ) { return null ; } return this . VAR_1 . METHOD_2 ( ) . METHOD_3 ( ) ; } } 
