spacemanager: Drop 'fix missing size' command

The command was used to recover from a bug in dCache 1.9.1 and
is no longer needed.

Target: trunk
Require-notes: yes
Require-book: no
Acked-by: Paul Millar <paul.millar@desy.de>
Acked-by: Dmitry Litinvtsev <litvinse@fnal.gov>
Patch: http://rb.dcache.org/r/6372/

modules/dcache/src/main/java/diskCacheV111/services/space/Manager.java

@@ -1370,67 +1370,6 @@ public String ac_remove_file( Args args )
                 return "please specify  \"-id=\" or \"-pnfsId=\" option";
         }
 
-    private static final Object fixMissingSizeLock = new Object();
-
-    private static final String SELECT_RECORDS_WITH_MISSING_SIZE =
-            String.format("select f.* from srmspacefile f, srmspace s where f.state=%d and f.sizeinbytes=0 and f.spacereservationid=s.id and s.state=%d",
-                          FileState.STORED.getStateId(),
-                              SpaceState.RESERVED.getStateId());
-
-        private void fixMissingSize() {
-                synchronized (fixMissingSizeLock) {
-                        try {
-                                logger.info("fix missing size: Searching for " +
-                                        "files...");
-                                Set<File> files=
-                                        dbManager.select(fileIO,
-                                                       SELECT_RECORDS_WITH_MISSING_SIZE);
-                                int counter=0;
-                                for (File file : files) {
-                                        if (counter%1000==0) {
-                                            logger.info("fix missing size: " +
-                                                    "Processed {} of {} files.",
-                                                    counter, files.size());
-                                        }
-                                        long size=pnfs.getFileAttributes(file.getPnfsId(),
-                                                                         EnumSet.of(FileAttribute.SIZE)).getSize();
-                                        updateSpaceFile(file.getId(),
-                                                        null,
-                                                        null,
-                                                        null,
-                                                        size,
-                                                        null,
-                                                        null);
-                                        counter++;
-                                }
-                                logger.info("fix missing size: Done");
-                        }
-                        catch (SQLException | CacheException e) {
-                                logger.error("failed to fix missing size: {}",
-                                        e.getMessage());
-                        }
-                }
-        }
-
-        public static final String hh_fix_missing_size=
-                "# See full help for details";
-
-        public static final String fh_fix_missing_size=
-                "Cleans up after a bug that was present in dCache 1.9.1-1 to 1.9.1-3. That \n"
-                +"bug caused files to be registered with a wrong size in the space manager.\n"
-                +"Warning: This command may take a long time to complete and may consume a\n"
-                +"lot of memory. Progress information can be found in the log file.";
-
-        public String ac_fix_missing_size(Args args) {
-                new Thread() {
-                        @Override
-                        public void run() {
-                                fixMissingSize();
-                        }
-                }.start();
-                return "Command is executed in a background thread.";
-        }
-
         private void dbinit() throws SQLException {
                 insertRetentionPolicies();
                 insertAccessLatencies();