org.firebirdsql.management

## Class PageSizeConstants

- java.lang.Object
- - org.firebirdsql.management.PageSizeConstants

-     public final class PageSizeConstants
      extends java.lang.Object

  Constants for page size supported by Firebird.

  Note that some page size might not be supported by all Firebird version.

  Since:
    3.0
  Author:
    Mark Rotteveel

- - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `static int` | `SIZE_16K`
    `static int` | `SIZE_1K`
    `static int` | `SIZE_2K`
    `static int` | `SIZE_32K` Firebird 4 or higher
    `static int` | `SIZE_4K`
    `static int` | `SIZE_8K`

  - ### Method Summary

    All Methods Static Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `static int` | `requireValidPageSize(int pageSize)` Checks if `pageSize` is a valid page size value.

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

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

- - ### Field Detail

    - #### SIZE_1K

          public static final int SIZE_1K

      See Also:
        Constant Field Values

    - #### SIZE_2K

          public static final int SIZE_2K

      See Also:
        Constant Field Values

    - #### SIZE_4K

          public static final int SIZE_4K

      See Also:
        Constant Field Values

    - #### SIZE_8K

          public static final int SIZE_8K

      See Also:
        Constant Field Values

    - #### SIZE_16K

          public static final int SIZE_16K

      See Also:
        Constant Field Values

    - #### SIZE_32K

          public static final int SIZE_32K

      Firebird 4 or higher
      See Also:
        Constant Field Values

  - ### Method Detail

    - #### requireValidPageSize

          public static int requireValidPageSize(int pageSize)

      Checks if `pageSize` is a valid page size value.

      Actual support of a page size depends on the Firebird version, even if a page size is valid according to this method, it can still be invalid for the actual Firebird version used.

      Parameters:
        `pageSize` - Page size to check
      Returns:
        `pageSize` (unmodified)
      Throws:
        `java.lang.IllegalArgumentException` - if the page size is not a valid value
      Since:
        3.0.5

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