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Package com.gpudb.protocol

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Class AdminAlterHostRequest

java.lang.Object
com.gpudb.protocol.AdminAlterHostRequest
All Implemented Interfaces:
org.apache.avro.generic.GenericContainer, org.apache.avro.generic.IndexedRecord
public class AdminAlterHostRequest extends Object implements org.apache.avro.generic.IndexedRecord
A set of parameters for GPUdb.adminAlterHost.

Alter properties on an existing host in the cluster. Currently, the only property that can be altered is a hosts ability to accept failover processes.

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    Constructor Details

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      AdminAlterHostRequest

      public AdminAlterHostRequest()
      Constructs an AdminAlterHostRequest object with default parameters.

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      AdminAlterHostRequest

      public AdminAlterHostRequest(String host, Map<String,String> options)
      Constructs an AdminAlterHostRequest object with the specified parameters.
      Parameters:
      host - Identifies the host this applies to. Can be the host address, or formatted as ‘hostN’ where N is the host number as specified in gpudb.conf.
      options - Optional parameters.
      • ACCEPTS_FAILOVER: If set to TRUE, the host will accept processes (ranks, graph server, etc.) in the event of a failover on another node in the cluster. Supported values:The default value is FALSE.
      The default value is an empty Map.

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    Method Details

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      getClassSchema

      public static org.apache.avro.Schema getClassSchema()
      This method supports the Avro framework and is not intended to be called directly by the user.
      Returns:
      The schema for the class.

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      getHost

      public String getHost()
      Identifies the host this applies to. Can be the host address, or formatted as ‘hostN’ where N is the host number as specified in gpudb.conf.
      Returns:
      The current value of host.

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      setHost

      public AdminAlterHostRequest setHost(String host)
      Identifies the host this applies to. Can be the host address, or formatted as ‘hostN’ where N is the host number as specified in gpudb.conf.
      Parameters:
      host - The new value for host.
      Returns:
      this to mimic the builder pattern.

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      getOptions

      public Map<String,String> getOptions()
      Optional parameters.
      • ACCEPTS_FAILOVER: If set to TRUE, the host will accept processes (ranks, graph server, etc.) in the event of a failover on another node in the cluster. Supported values:The default value is FALSE.
      The default value is an empty Map.
      Returns:
      The current value of options.

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      setOptions

      public AdminAlterHostRequest setOptions(Map<String,String> options)
      Optional parameters.
      • ACCEPTS_FAILOVER: If set to TRUE, the host will accept processes (ranks, graph server, etc.) in the event of a failover on another node in the cluster. Supported values:The default value is FALSE.
      The default value is an empty Map.
      Parameters:
      options - The new value for options.
      Returns:
      this to mimic the builder pattern.

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      getSchema

      public org.apache.avro.Schema getSchema()
      This method supports the Avro framework and is not intended to be called directly by the user.
      Specified by:
      getSchema in interface org.apache.avro.generic.GenericContainer
      Returns:
      The schema object describing this class.

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      get

      public Object get(int index)
      This method supports the Avro framework and is not intended to be called directly by the user.
      Specified by:
      get in interface org.apache.avro.generic.IndexedRecord
      Parameters:
      index - the position of the field to get
      Returns:
      value of the field with the given index.
      Throws:
      IndexOutOfBoundsException

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      put

      public void put(int index, Object value)
      This method supports the Avro framework and is not intended to be called directly by the user.
      Specified by:
      put in interface org.apache.avro.generic.IndexedRecord
      Parameters:
      index - the position of the field to set
      value - the value to set
      Throws:
      IndexOutOfBoundsException

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      equals

      public boolean equals(Object obj)
      Overrides:
      equals in class Object

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      toString

      public String toString()
      Overrides:
      toString in class Object

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      hashCode

      public int hashCode()
      Overrides:
      hashCode in class Object