public static java.util.Date METHOD_1 ( java.util.Map < java.lang.String , java.lang.Double > data ) { if ( data . isEmpty ( ) ) { return null ; } else { return TYPE_1 . METHOD_2 ( data ) ; } } 

public static java.util.Date METHOD_1 ( java.util.Map < java.lang.String , java.lang.Double > data ) { if ( ( data == null ) || ( data . isEmpty ( ) ) ) { return null ; } else { return TYPE_1 . METHOD_2 ( data ) ; } } 
