Examples of org.apache.hadoop.tools.TableListing$Column

org.apache.hadoop.tools.TableListing
This class implements a "table listing" with column headers. Example: NAME OWNER GROUP MODE WEIGHT pool1 andrew andrew rwxr-xr-x 100 pool2 andrew andrew rwxr-xr-x 100 pool3 andrew andrew rwxr-xr-x 100

    return e.getClass().getSimpleName() + ": "
        + e.getLocalizedMessage().split("\n")[0];
  }


  private static TableListing getOptionDescriptionListing() {
    TableListing listing = new TableListing.Builder()
    .addField("").addField("", true)
    .wrapWidth(MAX_LINE_WIDTH).hideHeaders().build();
    return listing;
  }

View Full Code Here

          "[-replication <replication>] [-ttl <time-to-live>]]\n";
    }


    @Override
    public String getLongUsage() {
      TableListing listing = getOptionDescriptionListing();
      listing.addRow("<path>", "A path to cache. The path can be " +
          "a directory or a file.");
      listing.addRow("<pool-name>", "The pool to which the directive will be " +
          "added. You must have write permission on the cache pool "
          + "in order to add new directives.");
      listing.addRow("-force",
          "Skips checking of cache pool resource limits.");
      listing.addRow("<replication>", "The cache replication factor to use. " +
          "Defaults to 1.");
      listing.addRow("<time-to-live>", "How long the directive is " +
          "valid. Can be specified in minutes, hours, and days, e.g. " +
          "30m, 4h, 2d. Valid units are [smhd]." +
          " \"never\" indicates a directive that never expires." +
          " If unspecified, the directive never expires.");
      return getShortUsage() + "\n" +
        "Add a new cache directive.\n\n" +
        listing.toString();
    }

View Full Code Here

      return "[" + getName() + " <id>]\n";
    }


    @Override
    public String getLongUsage() {
      TableListing listing = getOptionDescriptionListing();
      listing.addRow("<id>", "The id of the cache directive to remove.  " + 
        "You must have write permission on the pool of the " +
        "directive in order to remove it.  To see a list " +
        "of cache directive IDs, use the -listDirectives command.");
      return getShortUsage() + "\n" +
        "Remove a cache directive.\n\n" +
        listing.toString();
    }

View Full Code Here

          "[-pool <pool-name>] [-ttl <time-to-live>]]\n";
    }


    @Override
    public String getLongUsage() {
      TableListing listing = getOptionDescriptionListing();
      listing.addRow("<id>", "The ID of the directive to modify (required)");
      listing.addRow("<path>", "A path to cache. The path can be " +
          "a directory or a file. (optional)");
      listing.addRow("-force",
          "Skips checking of cache pool resource limits.");
      listing.addRow("<replication>", "The cache replication factor to use. " +
          "(optional)");
      listing.addRow("<pool-name>", "The pool to which the directive will be " +
          "added. You must have write permission on the cache pool "
          + "in order to move a directive into it. (optional)");
      listing.addRow("<time-to-live>", "How long the directive is " +
          "valid. Can be specified in minutes, hours, and days, e.g. " +
          "30m, 4h, 2d. Valid units are [smhd]." +
          " \"never\" indicates a directive that never expires.");
      return getShortUsage() + "\n" +
        "Modify a cache directive.\n\n" +
        listing.toString();
    }

View Full Code Here

      return "[" + getName() + " -path <path>]\n";
    }


    @Override
    public String getLongUsage() {
      TableListing listing = getOptionDescriptionListing();
      listing.addRow("-path <path>", "The path of the cache directives to remove.  " +
        "You must have write permission on the pool of the directive in order " +
        "to remove it.  To see a list of cache directives, use the " +
        "-listDirectives command.");
      return getShortUsage() + "\n" +
        "Remove every cache directive with the specified path.\n\n" +
        listing.toString();
    }

View Full Code Here

          + " [-stats] [-path <path>] [-pool <pool>] [-id <id>]\n";
    }


    @Override
    public String getLongUsage() {
      TableListing listing = getOptionDescriptionListing();
      listing.addRow("-stats", "List path-based cache directive statistics.");
      listing.addRow("<path>", "List only " +
          "cache directives with this path. " +
          "Note that if there is a cache directive for <path> " +
          "in a cache pool that we don't have read access for, it " + 
          "will not be listed.");
      listing.addRow("<pool>", "List only path cache directives in that pool.");
      listing.addRow("<id>", "List the cache directive with this id.");
      return getShortUsage() + "\n" +
        "List cache directives.\n\n" +
        listing.toString();
    }

View Full Code Here

        tableBuilder.addField("BYTES_NEEDED", Justification.RIGHT).
                    addField("BYTES_CACHED", Justification.RIGHT).
                    addField("FILES_NEEDED", Justification.RIGHT).
                    addField("FILES_CACHED", Justification.RIGHT);
      }
      TableListing tableListing = tableBuilder.build();
      try {
        DistributedFileSystem dfs = getDFS(conf);
        RemoteIterator<CacheDirectiveEntry> iter =
            dfs.listCacheDirectives(builder.build());
        int numEntries = 0;
        while (iter.hasNext()) {
          CacheDirectiveEntry entry = iter.next();
          CacheDirectiveInfo directive = entry.getInfo();
          CacheDirectiveStats stats = entry.getStats();
          List<String> row = new LinkedList<String>();
          row.add("" + directive.getId());
          row.add(directive.getPool());
          row.add("" + directive.getReplication());
          String expiry;
          // This is effectively never, round for nice printing
          if (directive.getExpiration().getMillis() >
              Expiration.MAX_RELATIVE_EXPIRY_MS / 2) {
            expiry = "never";
          } else {
            expiry = directive.getExpiration().toString();
          }
          row.add(expiry);
          row.add(directive.getPath().toUri().getPath());
          if (printStats) {
            row.add("" + stats.getBytesNeeded());
            row.add("" + stats.getBytesCached());
            row.add("" + stats.getFilesNeeded());
            row.add("" + stats.getFilesCached());
          }
          tableListing.addRow(row.toArray(new String[0]));
          numEntries++;
        }
        System.out.print(String.format("Found %d entr%s%n",
            numEntries, numEntries == 1 ? "y" : "ies"));
        if (numEntries > 0) {

View Full Code Here

          "[-maxTtl <maxTtl>]\n";
    }


    @Override
    public String getLongUsage() {
      TableListing listing = getOptionDescriptionListing();


      listing.addRow("<name>", "Name of the new pool.");
      listing.addRow("<owner>", "Username of the owner of the pool. " +
          "Defaults to the current user.");
      listing.addRow("<group>", "Group of the pool. " +
          "Defaults to the primary group name of the current user.");
      listing.addRow("<mode>", "UNIX-style permissions for the pool. " +
          "Permissions are specified in octal, e.g. 0755. " +
          "By default, this is set to " + String.format("0%03o",
          FsPermission.getCachePoolDefault().toShort()) + ".");
      listing.addRow("<limit>", "The maximum number of bytes that can be " +
          "cached by directives in this pool, in aggregate. By default, " +
          "no limit is set.");
      listing.addRow("<maxTtl>", "The maximum allowed time-to-live for " +
          "directives being added to the pool. This can be specified in " +
          "seconds, minutes, hours, and days, e.g. 120s, 30m, 4h, 2d. " +
          "Valid units are [smhd]. By default, no maximum is set. " +
          "A value of \"never\" specifies that there is no limit.");
      return getShortUsage() + "\n" +
          "Add a new cache pool.\n\n" + 
          listing.toString();
    }

View Full Code Here

          "[-maxTtl <maxTtl>]]\n";
    }


    @Override
    public String getLongUsage() {
      TableListing listing = getOptionDescriptionListing();


      listing.addRow("<name>", "Name of the pool to modify.");
      listing.addRow("<owner>", "Username of the owner of the pool");
      listing.addRow("<group>", "Groupname of the group of the pool.");
      listing.addRow("<mode>", "Unix-style permissions of the pool in octal.");
      listing.addRow("<limit>", "Maximum number of bytes that can be cached " +
          "by this pool.");
      listing.addRow("<maxTtl>", "The maximum allowed time-to-live for " +
          "directives being added to the pool.");


      return getShortUsage() + "\n" +
          WordUtils.wrap("Modifies the metadata of an existing cache pool. " +
          "See usage of " + AddCachePoolCommand.NAME + " for more details.",
          MAX_LINE_WIDTH) + "\n\n" +
          listing.toString();
    }

View Full Code Here

      return "[" + getName() + " [-stats] [<name>]]\n";
    }


    @Override
    public String getLongUsage() {
      TableListing listing = getOptionDescriptionListing();
      listing.addRow("-stats", "Display additional cache pool statistics.");
      listing.addRow("<name>", "If specified, list only the named cache pool.");


      return getShortUsage() + "\n" +
          WordUtils.wrap("Display information about one or more cache pools, " +
              "e.g. name, owner, group, permissions, etc.", MAX_LINE_WIDTH) +
          "\n\n" +
          listing.toString();
    }

View Full Code Here

0 1

TOP

Related Classes of org.apache.hadoop.tools.TableListing$Column

com.cedarsoft.Version

com.cedarsoft.version.Version

com.google.api.client.http.HttpResponse

com.google.common.base.Objects.ToStringHelper

com.google.common.base.Predicate

mondrian.rolap.sql.SqlQuery

net.minecraft.world.chunk.storage.ExtendedBlockStorage

org.apache.hadoop.fs.FsShell

org.apache.hadoop.hdfs.tools.CacheAdmin

org.apache.hadoop.hdfs.tools.CacheAdmin$AddCacheDirectiveInfoCommand

All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.