Package org.apache.hadoop.hdfs.protocol.CacheDirectiveInfo

Examples of org.apache.hadoop.hdfs.protocol.CacheDirectiveInfo.Expiration

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    final long now = new Date().getTime();
    final long maxAbsoluteExpiryTime = now + maxRelativeExpiryTime;
    if (info == null || info.getExpiration() == null) {
      return maxAbsoluteExpiryTime;
    }
    Expiration expiry = info.getExpiration();
    if (expiry.getMillis() < 0l) {
      throw new InvalidRequestException("Cannot set a negative expiration: "
          + expiry.getMillis());
    }
    long relExpiryTime, absExpiryTime;
    if (expiry.isRelative()) {
      relExpiryTime = expiry.getMillis();
      absExpiryTime = now + relExpiryTime;
    } else {
      absExpiryTime = expiry.getMillis();
      relExpiryTime = absExpiryTime - now;
    }
    // Need to cap the expiry so we don't overflow a long when doing math
    if (relExpiryTime > Expiration.MAX_RELATIVE_EXPIRY_MS) {
      throw new InvalidRequestException("Expiration "
          + expiry.toString() + " is too far in the future!");
    }
    // Fail if the requested expiry is greater than the max
    if (relExpiryTime > maxRelativeExpiryTime) {
      throw new InvalidRequestException("Expiration " + expiry.toString()
          + " exceeds the max relative expiration time of "
          + maxRelativeExpiryTime + " ms.");
    }
    return absExpiryTime;
  }
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      if (info.getPool() != null) {
        b.setPool(info.getPool());
      }

      Expiration expiry = info.getExpiration();
      if (expiry != null) {
        assert (!expiry.isRelative());
        b.setExpiration(PBHelper.convert(expiry));
      }

      directives.add(b.build());
    }
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    return limit;
  }

  private static Expiration parseExpirationString(String ttlString)
      throws IOException {
    Expiration ex = null;
    if (ttlString != null) {
      if (ttlString.equalsIgnoreCase("never")) {
        ex = CacheDirectiveInfo.Expiration.NEVER;
      } else {
        long ttl = DFSUtil.parseRelativeTime(ttlString);
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        builder.setReplication(replication);
      }

      String ttlString = StringUtils.popOptionWithArgument("-ttl", args);
      try {
        Expiration ex = parseExpirationString(ttlString);
        if (ex != null) {
          builder.setExpiration(ex);
        }
      } catch (IOException e) {
        System.err.println(
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        builder.setPool(poolName);
        modified = true;
      }
      String ttlString = StringUtils.popOptionWithArgument("-ttl", args);
      try {
        Expiration ex = parseExpirationString(ttlString);
        if (ex != null) {
          builder.setExpiration(ex);
          modified = true;
        }
      } catch (IOException e) {
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    final long now = new Date().getTime();
    final long maxAbsoluteExpiryTime = now + maxRelativeExpiryTime;
    if (info == null || info.getExpiration() == null) {
      return maxAbsoluteExpiryTime;
    }
    Expiration expiry = info.getExpiration();
    if (expiry.getMillis() < 0l) {
      throw new InvalidRequestException("Cannot set a negative expiration: "
          + expiry.getMillis());
    }
    long relExpiryTime, absExpiryTime;
    if (expiry.isRelative()) {
      relExpiryTime = expiry.getMillis();
      absExpiryTime = now + relExpiryTime;
    } else {
      absExpiryTime = expiry.getMillis();
      relExpiryTime = absExpiryTime - now;
    }
    // Need to cap the expiry so we don't overflow a long when doing math
    if (relExpiryTime > Expiration.MAX_RELATIVE_EXPIRY_MS) {
      throw new InvalidRequestException("Expiration "
          + expiry.toString() + " is too far in the future!");
    }
    // Fail if the requested expiry is greater than the max
    if (relExpiryTime > maxRelativeExpiryTime) {
      throw new InvalidRequestException("Expiration " + expiry.toString()
          + " exceeds the max relative expiration time of "
          + maxRelativeExpiryTime + " ms.");
    }
    return absExpiryTime;
  }
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    return maxTtl;
  }

  private static Expiration parseExpirationString(String ttlString)
      throws IOException {
    Expiration ex = null;
    if (ttlString != null) {
      if (ttlString.equalsIgnoreCase("never")) {
        ex = CacheDirectiveInfo.Expiration.NEVER;
      } else {
        long ttl = DFSUtil.parseRelativeTime(ttlString);
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        builder.setReplication(replication);
      }

      String ttlString = StringUtils.popOptionWithArgument("-ttl", args);
      try {
        Expiration ex = parseExpirationString(ttlString);
        if (ex != null) {
          builder.setExpiration(ex);
        }
      } catch (IOException e) {
        System.err.println(
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        builder.setPool(poolName);
        modified = true;
      }
      String ttlString = StringUtils.popOptionWithArgument("-ttl", args);
      try {
        Expiration ex = parseExpirationString(ttlString);
        if (ex != null) {
          builder.setExpiration(ex);
          modified = true;
        }
      } catch (IOException e) {
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    final long now = new Date().getTime();
    final long maxAbsoluteExpiryTime = now + maxRelativeExpiryTime;
    if (info == null || info.getExpiration() == null) {
      return maxAbsoluteExpiryTime;
    }
    Expiration expiry = info.getExpiration();
    if (expiry.getMillis() < 0l) {
      throw new InvalidRequestException("Cannot set a negative expiration: "
          + expiry.getMillis());
    }
    long relExpiryTime, absExpiryTime;
    if (expiry.isRelative()) {
      relExpiryTime = expiry.getMillis();
      absExpiryTime = now + relExpiryTime;
    } else {
      absExpiryTime = expiry.getMillis();
      relExpiryTime = absExpiryTime - now;
    }
    // Need to cap the expiry so we don't overflow a long when doing math
    if (relExpiryTime > Expiration.MAX_RELATIVE_EXPIRY_MS) {
      throw new InvalidRequestException("Expiration "
          + expiry.toString() + " is too far in the future!");
    }
    // Fail if the requested expiry is greater than the max
    if (relExpiryTime > maxRelativeExpiryTime) {
      throw new InvalidRequestException("Expiration " + expiry.toString()
          + " exceeds the max relative expiration time of "
          + maxRelativeExpiryTime + " ms.");
    }
    return absExpiryTime;
  }
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Related Classes of org.apache.hadoop.hdfs.protocol.CacheDirectiveInfo.Expiration

  • org.apache.hadoop.hdfs.server.namenode.CacheManager
  • org.apache.hadoop.hdfs.tools.CacheAdmin
  • org.apache.hadoop.hdfs.tools.CacheAdmin$AddCacheDirectiveInfoCommand
  • org.apache.hadoop.hdfs.tools.CacheAdmin$ModifyCacheDirectiveInfoCommand
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