internal AllParticleValidator(CompositeParticle particleConstraint)
: base(particleConstraint)
{
Debug.Assert(particleConstraint is not null);
Debug.Assert(particleConstraint.ParticleType == ParticleType.All);
// xsd:all can only contain xsd:element children and maxOccurs of each children can only be 1
#if DEBUG
foreach (var constraint in particleConstraint.ChildrenParticles)
{
Debug.Assert(constraint.ParticleType == ParticleType.Element);
// all children elements' maxOccurs must be 1
Debug.Assert(constraint.MaxOccurs == 1);
}
#endif
_childrenParticles = new Dictionary <Type, bool>(ParticleConstraint.ChildrenParticles.Length);
foreach (var childParticle in ParticleConstraint.ChildrenParticles)
{
if (childParticle is ElementParticle element)
{
_childrenParticles.Add(element.ElementType, false);
}
}
}
public override ParticleConstraint Build(FileFormatVersions version)
{
if (!version.AtLeast(Version))
{
return(null);
}
// We can potentially limit creation of a clone to times when it is required; ie, when there
// is a version specific particle.
var clone = new CompositeParticle(ParticleType, MinOccurs, MaxOccurs, requireFilter: RequireFilter, filterVersion: true, Version);
foreach (var child in ChildrenParticles)
{
clone.Add(child.Build(version));
}
return(clone);
}
protected CompositeParticleValidator(CompositeParticle particleConstraint)
{
ParticleConstraint = particleConstraint;
}
/// <summary>
/// Initializes a new instance of the ChoiceParticleValidator.
/// </summary>
/// <param name="particleConstraint"></param>
internal GroupParticleValidator(CompositeParticle particleConstraint)
: base(particleConstraint)
{
Debug.Assert(particleConstraint.ParticleType == ParticleType.Group);
}
/// <summary>
/// Initializes a new instance of the ChoiceParticleValidator.
/// </summary>
/// <param name="particleConstraint"></param>
internal ChoiceParticleValidator(CompositeParticle particleConstraint)
: base(particleConstraint)
{
Debug.Assert(particleConstraint != null);
Debug.Assert(particleConstraint.ParticleType == ParticleType.Choice);
}
/// <summary>
/// Initializes a new instance of the SequenceParticleValidator.
/// </summary>
/// <param name="particleConstraint"></param>
internal SequenceParticleValidator(CompositeParticle particleConstraint)
: base(particleConstraint)
{
Debug.Assert(particleConstraint.ParticleType == ParticleType.Sequence);
}