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Component.cs
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using System;
using System.Collections;
namespace NHibernate.Mapping
{
/// <summary>
/// The mapping for a component, composite element, composite identifier,
/// etc.
/// </summary>
public class Component : SimpleValue
{
private ArrayList properties = new ArrayList();
private System.Type componentClass;
private bool embedded;
private string parentProperty;
private PersistentClass owner;
private bool dynamic;
/// <summary></summary>
public int PropertySpan
{
get { return properties.Count; }
}
/// <summary></summary>
public ICollection PropertyCollection
{
get { return properties; }
}
/// <summary>
///
/// </summary>
/// <param name="p"></param>
public void AddProperty(Property p)
{
properties.Add(p);
}
/// <summary>
///
/// </summary>
/// <param name="column"></param>
public override void AddColumn(Column column)
{
throw new NotSupportedException("Cant add a column to a component");
}
/// <summary></summary>
public override int ColumnSpan
{
get
{
int n = 0;
foreach (Property p in PropertyCollection)
{
n += p.ColumnSpan;
}
return n;
}
}
/// <summary></summary>
public override ICollection ColumnCollection
{
get
{
ArrayList retVal = new ArrayList();
foreach (Property prop in PropertyCollection)
{
retVal.AddRange(prop.ColumnCollection);
}
return retVal;
}
}
/// <summary>
///
/// </summary>
/// <param name="owner"></param>
public Component(PersistentClass owner)
: base(owner.Table)
{
this.owner = owner;
}
/// <summary>
///
/// </summary>
/// <param name="table"></param>
public Component(Table table)
: base(table)
{
this.owner = null;
}
public Component(Join join)
: base(join.Table)
{
this.owner = join.PersistentClass;
}
/// <summary>
///
/// </summary>
/// <param name="propertyClass"></param>
/// <param name="propertyName"></param>
/// <param name="propertyAccess"></param>
public override void SetTypeByReflection(System.Type propertyClass, string propertyName, string propertyAccess)
{
}
/// <summary></summary>
public bool IsEmbedded
{
get { return embedded; }
set { embedded = value; }
}
/// <summary></summary>
public bool IsDynamic
{
get { return dynamic; }
set { dynamic = value; }
}
/// <summary></summary>
public System.Type ComponentClass
{
get { return componentClass; }
set { componentClass = value; }
}
/// <summary></summary>
public PersistentClass Owner
{
get { return owner; }
set { owner = value; }
}
/// <summary></summary>
public string ParentProperty
{
get { return parentProperty; }
set { parentProperty = value; }
}
/// <summary></summary>
public ArrayList Properties
{
get { return properties; }
}
public override bool[] ColumnInsertability
{
get
{
bool[] result = new bool[ColumnSpan];
int i = 0;
foreach (Property prop in PropertyCollection)
{
bool[] chunk = prop.Value.ColumnInsertability;
if (prop.IsInsertable)
{
System.Array.Copy(chunk, 0, result, i, chunk.Length);
}
i += chunk.Length;
}
return result;
}
}
public override bool[] ColumnUpdateability
{
get
{
bool[] result = new bool[ColumnSpan];
int i = 0;
foreach (Property prop in PropertyCollection)
{
bool[] chunk = prop.Value.ColumnUpdateability;
if (prop.IsUpdateable)
{
System.Array.Copy(chunk, 0, result, i, chunk.Length);
}
i += chunk.Length;
}
return result;
}
}
public Property GetProperty(string propertyName)
{
ICollection iter = PropertyCollection;
foreach (Property prop in iter)
{
if (prop.Name.Equals(propertyName))
{
return prop;
}
}
throw new MappingException("component property not found: " + propertyName);
}
}
}