/// <summary>
/// Constructs a problem with the given variables, constraints,
/// and initial assignment.
/// </summary>
///
/// <param name="variables">the variables</param>
///
/// <param name="constraints">the constraints</param>
///
/// <param name="initialAssignment">the initial assignment</param>
///
/// <exception cref="System.ArgumentNullException">if the variables or constraints are null</exception>
public Problem(IEnumerable <Variable <TVar, TVal> > variables,
IEnumerable <IConstraint <TVar, TVal> > constraints,
Assignment <TVar, TVal> initialAssignment)
: this(
variables : ImmutableCollectionUtils.AsImmutableList(variables, throwExceptionIfNull : true),
constraints : ImmutableCollectionUtils.AsImmutableList(constraints, throwExceptionIfNull : true),
initialAssignment : initialAssignment
)
{
}
/// <summary>
/// Constructs an assignment with the specified variable/value assignments.
/// </summary>
/// <param name="assignments">the assignments</param>
public Assignment(IEnumerable <KeyValuePair <Variable <TVar, TVal>, TVal> > assignments)
: this(ImmutableCollectionUtils.AsImmutableDictionary(assignments))
{
}
public CostFunction(IEnumerable <ISoftConstraint <TVar, TVal> > softConstraints)
: this(ImmutableCollectionUtils.AsImmutableList(softConstraints))
{
}
public CostFunction(params ISoftConstraint <TVar, TVal>[] softConstraints)
: this(ImmutableCollectionUtils.AsImmutableList(softConstraints))
{
}
/// <summary>
/// Constructs a constraint for ensuring that all of the specified variable have different values.
/// </summary>
/// <param name="variables">the variables</param>
/// <exception cref="ArgumentException">if fewer than two variables are provided</exception>
public AllDifferentConstraint(IEnumerable <Variable <TVar, TVal> > variables)
: this(ImmutableCollectionUtils.AsImmutableList(variables))
{
}
/// <summary>
/// Constructs a constraint for ensuring that all of the specified variable have different values.
/// </summary>
/// <param name="variables">the variables</param>
/// <exception cref="ArgumentException">if fewer than two variables are provided</exception>
public AllDifferentConstraint(params Variable <TVar, TVal>[] variables)
: this(ImmutableCollectionUtils.AsImmutableList(variables))
{
}
/// <summary>
/// Constructs a variable with the given user object and the given discrete domain.
/// </summary>
/// <param name="userObject">the object that this variable represents</param>
/// <param name="domain">the domain of valid values that can be assigned to this variable</param>
/// <exception cref="ArgumentNullException">if either the user object or domain is null</exception>
public Variable(TVar userObject, IEnumerable <TVal> domain)
: this(userObject, ImmutableCollectionUtils.AsImmutableList(domain, throwExceptionIfNull : true))
{
}
