Examples of org.apache.hadoop.HadoopIllegalArgumentException

org.apache.hadoop.HadoopIllegalArgumentException
Indicates that a method has been passed illegal or invalid argument. This exception is thrown instead of IllegalArgumentException to differentiate the exception thrown in Hadoop implementation from the one thrown in JDK.

    unsyncSetGraceSleepPeriod(gracePeriod);
  }


  private void unsyncSetGraceSleepPeriod(final long gracePeriod) {
    if (gracePeriod < 100L) {
      throw new HadoopIllegalArgumentException(gracePeriod
          + " = gracePeriod < 100ms is too small.");
    }
    this.gracePeriod = gracePeriod;
    final long half = gracePeriod/2;
    this.sleepPeriod = half < LEASE_RENEWER_SLEEP_DEFAULT?

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      /** User info */
      final UserGroupInformation ugi;


      private Key(final String authority, final UserGroupInformation ugi) {
        if (authority == null) {
          throw new HadoopIllegalArgumentException("authority == null");
        } else if (ugi == null) {
          throw new HadoopIllegalArgumentException("ugi == null");
        }


        this.authority = authority;
        this.ugi = ugi;
      }

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    return 0;
  }


  private void badArg(String arg) {
    printUsage();
    throw new HadoopIllegalArgumentException(
        "Bad argument: " + arg);
  }

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      return this;
    }


    public HttpServer2 build() throws IOException {
      if (this.name == null) {
        throw new HadoopIllegalArgumentException("name is not set");
      }


      if (endpoints.size() == 0 && connector == null) {
        throw new HadoopIllegalArgumentException("No endpoints specified");
      }


      if (hostName == null) {
        hostName = endpoints.size() == 0 ? connector.getHost() : endpoints.get(
            0).getHost();
      }


      if (this.conf == null) {
        conf = new Configuration();
      }


      HttpServer2 server = new HttpServer2(this);


      if (this.securityEnabled) {
        server.initSpnego(conf, hostName, usernameConfKey, keytabConfKey);
      }


      if (connector != null) {
        server.addUnmanagedListener(connector);
      }


      for (URI ep : endpoints) {
        Connector listener = null;
        String scheme = ep.getScheme();
        if ("http".equals(scheme)) {
          listener = HttpServer2.createDefaultChannelConnector();
        } else if ("https".equals(scheme)) {
          SslSocketConnector c = new SslSocketConnector();
          c.setNeedClientAuth(needsClientAuth);
          c.setKeyPassword(keyPassword);


          if (keyStore != null) {
            c.setKeystore(keyStore);
            c.setKeystoreType(keyStoreType);
            c.setPassword(keyStorePassword);
          }


          if (trustStore != null) {
            c.setTruststore(trustStore);
            c.setTruststoreType(trustStoreType);
            c.setTrustPassword(trustStorePassword);
          }
          listener = c;


        } else {
          throw new HadoopIllegalArgumentException(
              "unknown scheme for endpoint:" + ep);
        }
        listener.setHost(ep.getHost());
        listener.setPort(ep.getPort() == -1 ? 0 : ep.getPort());
        server.addManagedListener(listener);

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    // Here "::" represent one empty string.
    // StringUtils.getStringCollection() will ignore this.
    String[] split = aclStr.split(":");


    if (split.length == 0) {
      throw new HadoopIllegalArgumentException("Invalid <aclSpec> : " + aclStr);
    }
    int index = 0;
    if ("default".equals(split[0])) {
      // default entry
      index++;
      builder.setScope(AclEntryScope.DEFAULT);
    }


    if (split.length <= index) {
      throw new HadoopIllegalArgumentException("Invalid <aclSpec> : " + aclStr);
    }


    AclEntryType aclType = null;
    try {
      aclType = Enum.valueOf(AclEntryType.class, split[index].toUpperCase());
      builder.setType(aclType);
      index++;
    } catch (IllegalArgumentException iae) {
      throw new HadoopIllegalArgumentException(
          "Invalid type of acl in <aclSpec> :" + aclStr);
    }


    if (split.length > index) {
      String name = split[index];
      if (!name.isEmpty()) {
        builder.setName(name);
      }
      index++;
    }


    if (includePermission) {
      if (split.length < index) {
        throw new HadoopIllegalArgumentException("Invalid <aclSpec> : "
            + aclStr);
      }
      String permission = split[index];
      FsAction fsAction = FsAction.getFsAction(permission);
      if (null == fsAction) {
        throw new HadoopIllegalArgumentException(
            "Invalid permission in <aclSpec> : " + aclStr);
      }
      builder.setPermission(fsAction);
      index++;
    }


    if (split.length > index) {
      throw new HadoopIllegalArgumentException("Invalid <aclSpec> : " + aclStr);
    }
    AclEntry aclEntry = builder.build();
    return aclEntry;
  }

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  }


  /** Set BlockPlacementPolicy */
  public void setBlockPlacementPolicy(BlockPlacementPolicy newpolicy) {
    if (newpolicy == null) {
      throw new HadoopIllegalArgumentException("newpolicy == null");
    }
    this.blockplacement = newpolicy;
  }

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      final long size) throws UnregisteredNodeException {
    final DatanodeDescriptor node = getDatanodeManager().getDatanode(datanode);
    if (node == null) {
      blockLog.warn("BLOCK* getBlocks: "
          + "Asking for blocks from an unrecorded node " + datanode);
      throw new HadoopIllegalArgumentException(
          "Datanode " + datanode + " not found.");
    }


    int numBlocks = node.numBlocks();
    if(numBlocks == 0) {

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    if (found > 1) { // Only one address must match the local address
      String msg = "Configuration has multiple addresses that match "
          + "local node's address. Please configure the system with "
          + DFS_NAMESERVICE_ID + " and "
          + DFS_HA_NAMENODE_ID_KEY;
      throw new HadoopIllegalArgumentException(msg);
    }
    return new String[] { nameserviceId, namenodeId };
  }

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          : HttpConfig.Policy.HTTP_ONLY;
    }


    HttpConfig.Policy policy = HttpConfig.Policy.fromString(policyStr);
    if (policy == null) {
      throw new HadoopIllegalArgumentException("Unregonized value '"
          + policyStr + "' for " + DFSConfigKeys.DFS_HTTP_POLICY_KEY);
    }


    conf.set(DFSConfigKeys.DFS_HTTP_POLICY_KEY, policy.name());
    return policy;

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  public static XAttr buildXAttr(String name, byte[] value) {
    Preconditions.checkNotNull(name, "XAttr name cannot be null.");
    
    final int prefixIndex = name.indexOf(".");
    if (prefixIndex < 4) {// Prefix length is at least 4.
      throw new HadoopIllegalArgumentException("An XAttr name must be " +
          "prefixed with user/trusted/security/system, followed by a '.'");
    } else if (prefixIndex == name.length() - 1) {
      throw new HadoopIllegalArgumentException("XAttr name cannot be empty.");
    }
    
    NameSpace ns;
    final String prefix = name.substring(0, prefixIndex).toLowerCase();
    if (prefix.equals(NameSpace.USER.toString().toLowerCase())) {
      ns = NameSpace.USER;
    } else if (prefix.equals(NameSpace.TRUSTED.toString().toLowerCase())) {
      ns = NameSpace.TRUSTED;
    } else if (prefix.equals(NameSpace.SYSTEM.toString().toLowerCase())) {
      ns = NameSpace.SYSTEM;
    } else if (prefix.equals(NameSpace.SECURITY.toString().toLowerCase())) {
      ns = NameSpace.SECURITY;
    } else {
      throw new HadoopIllegalArgumentException("An XAttr name must be " +
          "prefixed with user/trusted/security/system, followed by a '.'");
    }
    XAttr xAttr = (new XAttr.Builder()).setNameSpace(ns).setName(name.
        substring(prefixIndex + 1)).setValue(value).build();

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org.apache.hadoop.fs.Path

org.apache.hadoop.fs.permission.AclEntry

org.apache.hadoop.fs.shell.AclCommands$GetfaclCommand

org.apache.hadoop.fs.shell.AclCommands$SetfaclCommand

org.apache.hadoop.fs.shell.XAttrCommands$GetfattrCommand

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org.apache.hadoop.ha.ActiveStandbyElector

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