public TYPE_1 METHOD_1 ( java.io.File file ) throws java.io.IOException { if ( METHOD_2 ( file ) ) { return TYPE_2 . METHOD_3 ( file ) ; } return null ; } 

public TYPE_1 METHOD_1 ( java.io.File file ) throws java.io.IOException { if ( ( METHOD_2 ( file ) ) && ( file != null ) ) { return TYPE_2 . METHOD_3 ( file ) ; } return null ; } 
