org.apache.storm.bolt

## Class JoinBolt.FieldSelector

- java.lang.Object
- - org.apache.storm.bolt.JoinBolt.FieldSelector

- All Implemented Interfaces:
    Serializable
  Enclosing class:
    JoinBolt

      protected static class JoinBolt.FieldSelector
      extends Object
      implements Serializable

  See Also:
    Serialized Form

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `FieldSelector(String fieldDescriptor)`
    `FieldSelector(String stream, String fieldDescriptor)` Constructor.
    `FieldSelector(String stream, String[] field)`

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `String[]` | `getField()`
    `String` | `getOutputName()`
    `String` | `getStreamName()`
    `String` | `toString()`

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

- - ### Constructor Detail

    - #### FieldSelector

          public FieldSelector(String fieldDescriptor)

    - #### FieldSelector

          public FieldSelector(String stream,
                               String fieldDescriptor)

      Constructor.

      Parameters:
        `stream` - name of stream
        `fieldDescriptor` - Simple fieldDescriptor like “x.y.z” and w/o a ‘stream1:’ stream qualifier.

    - #### FieldSelector

          public FieldSelector(String stream,
                               String[] field)

  - ### Method Detail

    - #### getStreamName

          public String getStreamName()

    - #### getField

          public String[] getField()

    - #### getOutputName

          public String getOutputName()

    - #### toString

          public String toString()

      Overrides:
        `toString` in class `Object`

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