org.hibernate.search.filter

## Class FilterKey

- java.lang.Object
- - org.hibernate.search.filter.FilterKey

- Direct Known Subclasses:
    DefaultFilterKey, StandardFilterKey

  Deprecated.
  Custom filter keys are deprecated and are scheduled for removal in Hibernate Search 6. As of Hibernate Search 5.1, keys for caching Lucene filters are calculated automatically based on the given filter parameters.

      @Deprecated
      public abstract class FilterKey
      extends Object

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `FilterKey()` Deprecated.

  - ### Method Summary

    All Methods Instance Methods Abstract Methods Concrete Methods Deprecated Methods
    Modifier and Type | Method and Description
    --- | ---
    `abstract boolean` | `equals(Object obj)` Deprecated.
    `Class<?>` | `getImpl()` Deprecated.
    `abstract int` | `hashCode()` Deprecated.
    `void` | `setImpl(Class<?> impl)` Deprecated.

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

      `clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait`

- - ### Constructor Detail

    - #### FilterKey

          public FilterKey()

      Deprecated.

  - ### Method Detail

    - #### getImpl

          public Class<?> getImpl()

      Deprecated.
      Returns:
        the `@FullTextFilterDef.impl` class

    - #### setImpl

          public void setImpl(Class<?> impl)

      Deprecated.

    - #### hashCode

          public abstract int hashCode()

      Deprecated.
      Overrides:
        `hashCode` in class `Object`

    - #### equals

          public abstract boolean equals(Object obj)

      Deprecated.
      Overrides:
        `equals` in class `Object`

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