Initializing help system before first use

# XpressProblem.CallbackAPI.PreNodeCallback

- com.dashoptimization.objects.XpressProblem.CallbackAPI.PreNodeCallback

- Enclosing class:
    XpressProblem.CallbackAPI
  Functional Interface:
    This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

      @FunctionalInterface
      public static interface XpressProblem.CallbackAPI.PreNodeCallback

  Interface to capture `prenode` events in an `XpressProblem`.

- - ### Method Summary

    Modifier and Type | Method | Description
    --- | --- | ---
    `int` | `preNode​(XpressProblem cbprob)` |

- - ### Method Detail

    - #### preNode

          int preNode​(XpressProblem cbprob)

Parent Topic Interface Summary

© 2001-2026 Fair Isaac Corporation. All rights reserved. This documentation is the property of Fair Isaac Corporation (“FICO”). Receipt or possession of this documentation does not convey rights to disclose, reproduce, make derivative works, use, or allow others to use it except solely for internal evaluation purposes to determine whether to purchase a license to the software described in this documentation, or as otherwise set forth in a written software license agreement between you and FICO (or a FICO affiliate). Use of this documentation and the software described in it must conform strictly to the foregoing permitted uses, and no other use is permitted.