Package org.opentrafficsim.base.parameters.constraint

Class CollectionConstraint<T>

java.lang.Object
org.opentrafficsim.base.parameters.constraint.CollectionConstraint<T>
Type Parameters:
T - value type
All Implemented Interfaces:
Constraint<T>
Direct Known Subclasses:
ClassConstraint
public class CollectionConstraint<T> extends Object implements Constraint<T>
Constraint that checks whether a value is in a given constraint collection.

Copyright (c) 2013-2023 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved.
BSD-style license. See OpenTrafficSim License.

Author:
Alexander Verbraeck, Peter Knoppers, Wouter Schakel

  • Field Details

    • objects

      protected final Collection<T> objects
      Acceptable objects.

  • Constructor Details

    • CollectionConstraint

      public CollectionConstraint(Collection<T> objects)
      Parameters:
      objects - Collection<T>; acceptable objects

  • Method Details

    • accept

      public boolean accept(T value)
      Checks whether the value complies with constraints.
      Specified by:
      accept in interface Constraint<T>
      Parameters:
      value - T; Value to check.
      Returns:
      Whether the value complies with constraints.

    • failMessage

      public String failMessage()
      Returns a message for value failure, pointing to a parameter using '%s'.
      Specified by:
      failMessage in interface Constraint<T>
      Returns:
      Message for value failure, pointing to a parameter using '%s'.

    • newInstance

      @SafeVarargs public static <T> CollectionConstraint<T> newInstance(T... objs)
      Creates a new instance with given objects.
      Type Parameters:
      T - type
      Parameters:
      objs - T...; acceptable objects
      Returns:
      new instance with given objects

    • toString

      public String toString()
      Overrides:
      toString in class Object