Package 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 | 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 | 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`