git.gag.com Git - fw/altos/blob - altosui/AltosEepromDownload.java

   1 /*
   2  * Copyright © 2010 Keith Packard <keithp@keithp.com>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; version 2 of the License.
   7  *
   8  * This program is distributed in the hope that it will be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  16  */
  17
  18 package altosui;
  19
  20 import java.io.*;
  21 import java.util.*;
  22 import java.text.*;
  23 import java.util.concurrent.*;
  24 import org.altusmetrum.altoslib_2.*;
  25
  26 public class AltosEepromDownload implements Runnable {
  27
  28         AltosSerial             serial_line;
  29         boolean                 remote;
  30         Thread                  eeprom_thread;
  31         AltosEepromMonitor      monitor;
  32
  33         boolean                 want_file;
  34         FileWriter              eeprom_file;
  35         LinkedList<String>      eeprom_pending;
  36
  37         AltosEepromList         flights;
  38         boolean                 success;
  39         ParseException          parse_exception;
  40         AltosState              state;
  41
  42         private void FlushPending() throws IOException {
  43                 for (String s : flights.config_data) {
  44                         eeprom_file.write(s);
  45                         eeprom_file.write('\n');
  46                 }
  47
  48                 for (String s : eeprom_pending)
  49                         eeprom_file.write(s);
  50         }
  51
  52         private void CheckFile(boolean force) throws IOException {
  53                 if (eeprom_file != null)
  54                         return;
  55                 if (force || (state.flight != 0 && want_file)) {
  56                         AltosFile               eeprom_name;
  57                         AltosGPS                gps = state.gps;
  58
  59                         if (gps != null &&
  60                             gps.year != AltosLib.MISSING &&
  61                             gps.month != AltosLib.MISSING &&
  62                             gps.day != AltosLib.MISSING)
  63                         {
  64                                 eeprom_name = new AltosFile(gps.year, gps.month, gps.day,
  65                                                             state.serial, state.flight, "eeprom");
  66                         } else
  67                                 eeprom_name = new AltosFile(state.serial, state.flight, "eeprom");
  68
  69                         eeprom_file = new FileWriter(eeprom_name);
  70                         if (eeprom_file != null) {
  71                                 monitor.set_filename(eeprom_name.getName());
  72                                 FlushPending();
  73                                 eeprom_pending = null;
  74                         }
  75                 }
  76         }
  77
  78         boolean                 done;
  79         boolean                 start;
  80
  81         void LogEeprom(AltosEeprom r) throws IOException {
  82                 if (r.cmd != Altos.AO_LOG_INVALID) {
  83                         String line = r.string();
  84                         if (eeprom_file != null)
  85                                 eeprom_file.write(line);
  86                         else
  87                                 eeprom_pending.add(line);
  88                 }
  89         }
  90
  91         void CaptureEeprom(AltosEepromChunk eechunk, int log_format) throws IOException, ParseException {
  92                 boolean any_valid = false;
  93                 boolean got_flight = false;
  94
  95                 int record_length = 8;
  96
  97                 state.set_serial(flights.config_data.serial);
  98                 monitor.set_serial(flights.config_data.serial);
  99
 100                 for (int i = 0; i < AltosEepromChunk.chunk_size && !done; i += record_length) {
 101                         AltosEeprom r = eechunk.eeprom(i, log_format, state);
 102
 103                         if (r == null)
 104                                 continue;
 105
 106                         record_length = r.record_length();
 107
 108                         r.update_state(state);
 109
 110                         if (!got_flight && state.flight != AltosLib.MISSING)
 111                                 monitor.set_flight(state.flight);
 112
 113                         /* Monitor state transitions to update display */
 114                         if (state.state != AltosLib.ao_flight_invalid &&
 115                             state.state <= AltosLib.ao_flight_landed)
 116                         {
 117                                 if (state.state > Altos.ao_flight_pad)
 118                                         want_file = true;
 119                                 if (state.state == AltosLib.ao_flight_landed)
 120                                         done = true;
 121                         }
 122
 123                         if (state.gps != null)
 124                                 want_file = true;
 125
 126                         if (r.valid) {
 127                                 any_valid = true;
 128                                 LogEeprom(r);
 129                         }
 130                 }
 131                 if (!any_valid)
 132                         done = true;
 133
 134                 CheckFile(false);
 135         }
 136
 137         void CaptureLog(AltosEepromLog log) throws IOException, InterruptedException, TimeoutException, ParseException {
 138                 int                     block, state_block = 0;
 139                 int                     log_format = flights.config_data.log_format;
 140
 141                 state = new AltosState();
 142
 143                 done = false;
 144                 start = true;
 145
 146                 if (flights.config_data.serial < 0)
 147                         throw new IOException("no serial number found");
 148
 149                 /* Reset per-capture variables */
 150                 want_file = false;
 151                 eeprom_file = null;
 152                 eeprom_pending = new LinkedList<String>();
 153
 154                 /* Set serial number in the monitor dialog window */
 155                 /* Now scan the eeprom, reading blocks of data and converting to .eeprom file form */
 156
 157                 state_block = log.start_block;
 158                 for (block = log.start_block; !done && block < log.end_block; block++) {
 159                         monitor.set_value(state.state_name(),
 160                                           state.state,
 161                                           block - state_block,
 162                                           block - log.start_block);
 163
 164                         AltosEepromChunk        eechunk = new AltosEepromChunk(serial_line, block, block == log.start_block);
 165
 166                         /*
 167                          * Guess what kind of data is there if the device
 168                          * didn't tell us
 169                          */
 170
 171                         if (log_format == Altos.AO_LOG_FORMAT_UNKNOWN) {
 172                                 if (block == log.start_block) {
 173                                         if (eechunk.data(0) == Altos.AO_LOG_FLIGHT)
 174                                                 log_format = Altos.AO_LOG_FORMAT_FULL;
 175                                         else
 176                                                 log_format = Altos.AO_LOG_FORMAT_TINY;
 177                                 }
 178                         }
 179
 180                         CaptureEeprom (eechunk, log_format);
 181                 }
 182                 CheckFile(true);
 183                 if (eeprom_file != null) {
 184                         eeprom_file.flush();
 185                         eeprom_file.close();
 186                 }
 187         }
 188
 189         public void run () {
 190                 try {
 191                         boolean failed = false;
 192                         if (remote)
 193                                 serial_line.start_remote();
 194
 195                         for (AltosEepromLog log : flights) {
 196                                 parse_exception = null;
 197                                 if (log.selected) {
 198                                         monitor.reset();
 199                                         try {
 200                                                 CaptureLog(log);
 201                                         } catch (ParseException e) {
 202                                                 parse_exception = e;
 203                                         }
 204                                 }
 205                                 if (parse_exception != null) {
 206                                         failed = true;
 207                                         monitor.show_message(String.format("Flight %d download error\n%s\nValid log data saved",
 208                                                                            log.flight,
 209                                                                            parse_exception.getMessage()),
 210                                                              serial_line.device.toShortString(),
 211                                                              AltosEepromMonitor.WARNING_MESSAGE);
 212                                 }
 213                         }
 214                         success = !failed;
 215                 } catch (IOException ee) {
 216                         monitor.show_message(ee.getLocalizedMessage(),
 217                                              serial_line.device.toShortString(),
 218                                              AltosEepromMonitor.ERROR_MESSAGE);
 219                 } catch (InterruptedException ie) {
 220                         monitor.show_message(String.format("Connection to \"%s\" interrupted",
 221                                                            serial_line.device.toShortString()),
 222                                              "Connection Interrupted",
 223                                              AltosEepromMonitor.ERROR_MESSAGE);
 224                 } catch (TimeoutException te) {
 225                         monitor.show_message(String.format("Connection to \"%s\" failed",
 226                                                            serial_line.device.toShortString()),
 227                                              "Connection Failed",
 228                                              AltosEepromMonitor.ERROR_MESSAGE);
 229                 } finally {
 230                         if (remote) {
 231                                 try {
 232                                         serial_line.stop_remote();
 233                                 } catch (InterruptedException ie) {
 234                                 }
 235                         }
 236                         serial_line.flush_output();
 237                 }
 238                 monitor.done(success);
 239         }
 240
 241         public void start() {
 242                 eeprom_thread = new Thread(this);
 243                 eeprom_thread.start();
 244         }
 245
 246         public AltosEepromDownload(AltosEepromMonitor given_monitor,
 247                                    AltosSerial given_serial_line,
 248                                    boolean given_remote,
 249                                    AltosEepromList given_flights) {
 250
 251                 monitor = given_monitor;
 252                 serial_line = given_serial_line;
 253                 remote = given_remote;
 254                 flights = given_flights;
 255                 success = false;
 256
 257                 monitor.set_states(Altos.ao_flight_boost, Altos.ao_flight_landed);
 258
 259                 monitor.set_thread(eeprom_thread);
 260                 monitor.start();
 261         }
 262 }