src/main/java/com/conveyal/gtfs/loader/JdbcGtfsLoader.java
private int getTableSize(Table table) {
        ZipEntry zipEntry = zip.getEntry(table.name + ".txt");
        if (zipEntry == null) return 0;
        return (int) zipEntry.getSize();
    }
private int getTableSize(Table table) {
        ZipEntry zipEntry = zip.getEntry(table.name + ".txt");
        if (zipEntry == null) return 0;
        return (int) zipEntry.getSize();
    }
Get the uncompressed file size in bytes for the specified GTFS table.