public synchronized void METHOD_1 ( java.lang.Long f ) { if ( ( VAR_1 . contains ( f ) ) == false ) { VAR_1 . add ( f ) ; } METHOD_2 ( ) ; } 

public synchronized void METHOD_1 ( java.lang.Long f ) { METHOD_2 ( ) ; if ( ( VAR_1 . contains ( f ) ) == false ) { VAR_1 . add ( f ) ; } } 
