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Minor cleanup.
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@lanwin
lanwin committed May 25, 2010
1 parent dfb44d0 commit 2aba834
Showing 1 changed file with 86 additions and 89 deletions.
175 changes: 86 additions & 89 deletions source/MongoDB/Configuration/Mapping/Auto/OverridableAutoMappingProfile.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -2,262 +2,259 @@
using System.Collections.Generic;
using System.Reflection;
using MongoDB.Configuration.CollectionAdapters;
using MongoDB.Configuration.IdGenerators;
using MongoDB.Configuration.Mapping.Conventions;
using MongoDB.Util;
using MongoDB.Configuration.DictionaryAdapters;
using MongoDB.Configuration.IdGenerators;

namespace MongoDB.Configuration.Mapping.Auto
{
/// <summary>
///
/// </summary>
public class OverridableAutoMappingProfile : IAutoMappingProfile
{
private ClassOverridesMap _overrides;
private IAutoMappingProfile _profile;
private readonly ClassOverridesMap _overrides;
private readonly IAutoMappingProfile _profile;

/// <summary>
/// Initializes a new instance of the <see cref="AutoMappingProfile"/> class.
/// Initializes a new instance of the <see cref = "AutoMappingProfile" /> class.
/// </summary>
/// <param name="profile">The profile.</param>
/// <param name="overrides">The overrides.</param>
/// <param name = "profile">The profile.</param>
/// <param name = "overrides">The overrides.</param>
public OverridableAutoMappingProfile(IAutoMappingProfile profile, ClassOverridesMap overrides)
{
if (overrides == null)
throw new ArgumentNullException("overrides");
if (profile == null)
throw new ArgumentNullException("profile");
if(overrides == null)
throw new ArgumentNullException("overrides");
if(profile == null)
throw new ArgumentNullException("profile");

_overrides = overrides;
_profile = profile;
}

/// <summary>
/// Finds the extended properties member.
/// Finds the extended properties member.
/// </summary>
/// <param name="classType">Type of the class.</param>
/// <param name = "classType">Type of the class.</param>
/// <returns></returns>
public MemberInfo FindExtendedPropertiesMember(Type classType)
{
return _profile.FindExtendedPropertiesMember(classType);
}

/// <summary>
/// Gets the id member for the class type.
/// Gets the id member for the class type.
/// </summary>
/// <param name="classType">Type of the entity.</param>
/// <param name = "classType">Type of the entity.</param>
/// <returns></returns>
public MemberInfo FindIdMember(Type classType)
{
return _profile.FindIdMember(classType);
}

/// <summary>
/// Finds the members to map for the class type.
/// Finds the members to map for the class type.
/// </summary>
/// <param name="classType">Type of the entity.</param>
/// <param name = "classType">Type of the entity.</param>
/// <returns></returns>
public IEnumerable<MemberInfo> FindMembers(Type classType)
{
foreach(var member in _profile.FindMembers(classType))
{
if((bool)GetMemberOverrideValue(classType, member,o => !o.Ignore,v => v.HasValue, true))
if((bool)GetMemberOverrideValue(classType, member, o => !o.Ignore, v => v.HasValue, true))
yield return member;
}
}

/// <summary>
/// Gets the property name for the member.
/// Gets the property name for the member.
/// </summary>
/// <param name="classType">Type of the entity.</param>
/// <param name="member">The member.</param>
/// <param name = "classType">Type of the entity.</param>
/// <param name = "member">The member.</param>
/// <returns></returns>
public string GetAlias(Type classType, MemberInfo member)
{
string alias = _profile.GetAlias(classType, member);
var alias = _profile.GetAlias(classType, member);

return GetMemberOverrideValue(classType, member,
return GetMemberOverrideValue(classType,
member,
o => o.Alias,
s => !string.IsNullOrEmpty(s),
alias);
}

/// <summary>
/// Gets the collection name for the class type.
/// Gets the collection name for the class type.
/// </summary>
/// <param name="classType">Type of the entity.</param>
/// <param name = "classType">Type of the entity.</param>
/// <returns></returns>
public string GetCollectionName(Type classType){

public string GetCollectionName(Type classType)
{
return GetClassOverrideValue(classType,
o => o.CollectionName,
s => !string.IsNullOrEmpty(s),
_profile.GetCollectionName(classType));
}

/// <summary>
/// Gets the type of the collection.
/// Gets the type of the collection.
/// </summary>
/// <param name="classType">Type of the class.</param>
/// <param name="member">The member.</param>
/// <param name="memberReturnType">Type of the member return.</param>
/// <param name = "classType">Type of the class.</param>
/// <param name = "member">The member.</param>
/// <param name = "memberReturnType">Type of the member return.</param>
/// <returns></returns>
public ICollectionAdapter GetCollectionAdapter(Type classType, MemberInfo member, Type memberReturnType)
{
return _profile.GetCollectionAdapter(classType, member, memberReturnType);
}

/// <summary>
/// Gets the type of the collection element.
/// Gets the type of the collection element.
/// </summary>
/// <param name="classType">Type of the class.</param>
/// <param name="member">The member.</param>
/// <param name="memberReturnType">Type of the member return.</param>
/// <param name = "classType">Type of the class.</param>
/// <param name = "member">The member.</param>
/// <param name = "memberReturnType">Type of the member return.</param>
/// <returns></returns>
public Type GetCollectionElementType(Type classType, MemberInfo member, Type memberReturnType)
{
return _profile.GetCollectionElementType(classType, member, memberReturnType);
}

/// <summary>
/// Gets the default value.
/// Gets the default value.
/// </summary>
/// <param name="classType">Type of the class.</param>
/// <param name="member">The member.</param>
/// <param name = "classType">Type of the class.</param>
/// <param name = "member">The member.</param>
/// <returns></returns>
public object GetDefaultValue(Type classType, MemberInfo member)
{
object defaultValue = _profile.GetDefaultValue(classType, member);
var defaultValue = _profile.GetDefaultValue(classType, member);

return GetMemberOverrideValue(classType, member,
return GetMemberOverrideValue(classType,
member,
o => o.DefaultValue,
v => v != null,
defaultValue);
}

/// <summary>
/// Gets the dictionary adadpter.
/// Gets the dictionary adadpter.
/// </summary>
/// <param name="classType">Type of the class.</param>
/// <param name="member">The member.</param>
/// <param name="memberReturnType">Type of the member return.</param>
/// <param name = "classType">Type of the class.</param>
/// <param name = "member">The member.</param>
/// <param name = "memberReturnType">Type of the member return.</param>
/// <returns></returns>
public IDictionaryAdapter GetDictionaryAdapter(Type classType, MemberInfo member, Type memberReturnType)
{
return _profile.GetDictionaryAdapter(classType, member, memberReturnType);
}

/// <summary>
/// Gets the descriminator for the class type.
/// Gets the descriminator for the class type.
/// </summary>
/// <param name="classType">Type of the entity.</param>
/// <param name = "classType">Type of the entity.</param>
/// <returns></returns>
public object GetDiscriminator(Type classType)
{
return _profile.GetDiscriminator(classType);
}

/// <summary>
/// Gets the property name of the discriminator for the class type.
/// Gets the property name of the discriminator for the class type.
/// </summary>
/// <param name="classType">Type of the entity.</param>
/// <param name = "classType">Type of the entity.</param>
/// <returns></returns>
public string GetDiscriminatorAlias(Type classType)
{
return _profile.GetDiscriminatorAlias(classType);
}

/// <summary>
/// Gets the id generator for the member.
/// Gets the id generator for the member.
/// </summary>
/// <param name="classType"></param>
/// <param name="member">The member.</param>
/// <param name = "classType"></param>
/// <param name = "member">The member.</param>
/// <returns></returns>
public IIdGenerator GetIdGenerator(Type classType, MemberInfo member)
{
return _profile.GetIdGenerator(classType, member);
}

/// <summary>
/// Gets the unsaved value for the id.
/// Gets the unsaved value for the id.
/// </summary>
/// <param name="classType">Type of the entity.</param>
/// <param name="member">The member.</param>
/// <param name = "classType">Type of the entity.</param>
/// <param name = "member">The member.</param>
/// <returns></returns>
public object GetIdUnsavedValue(Type classType, MemberInfo member)
{
return _profile.GetIdUnsavedValue(classType, member);
}

/// <summary>
/// Gets a value indicating whether the member should be persisted if it is null.
/// Gets a value indicating whether the member should be persisted if it is null.
/// </summary>
/// <param name="classType">Type of the class.</param>
/// <param name="member">The member.</param>
/// <param name = "classType">Type of the class.</param>
/// <param name = "member">The member.</param>
/// <returns></returns>
public bool GetPersistNull(Type classType, MemberInfo member)
{
return (bool)GetMemberOverrideValue(classType, member,
return (bool)GetMemberOverrideValue(classType,
member,
o => o.PersistIfNull,
v => v.HasValue,
_profile.GetPersistNull(classType, member));
}

/// <summary>
/// Indicates whether the class type is a sub class.
/// Indicates whether the class type is a sub class.
/// </summary>
/// <param name="classType">Type of the class.</param>
/// <param name = "classType">Type of the class.</param>
/// <returns>
/// <c>true</c> if the classType is a sub class; otherwise, <c>false</c>.
/// <c>true</c> if the classType is a sub class; otherwise, <c>false</c>.
/// </returns>
public bool IsSubClass(Type classType)
{
return _profile.IsSubClass(classType);
}

/// <summary>
/// Gets the class override value.
/// Gets the class override value.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="classType">Type of the class.</param>
/// <param name="overrides">The overrides.</param>
/// <param name="accept">The accept.</param>
/// <param name="defaultValue">The default value.</param>
/// <typeparam name = "T"></typeparam>
/// <param name = "classType">Type of the class.</param>
/// <param name = "overrides">The overrides.</param>
/// <param name = "accept">The accept.</param>
/// <param name = "defaultValue">The default value.</param>
/// <returns></returns>
private T GetClassOverrideValue<T>(Type classType, Func<ClassOverrides, T> overrides, Func<T, bool> accept, T defaultValue)
{
if (!_overrides.HasOverridesForType(classType))
if(!_overrides.HasOverridesForType(classType))
return defaultValue;

var value = overrides(_overrides.GetOverridesForType(classType));
if (!accept(value))
return defaultValue;

return value;

return !accept(value) ? defaultValue : value;
}

/// <summary>
/// Gets the member override value.
/// Gets the member override value.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="classType">Type of the class.</param>
/// <param name="member">The member.</param>
/// <param name="overrides">The overrides.</param>
/// <param name="accept">The accept.</param>
/// <param name="defaultValue">The default value.</param>
/// <typeparam name = "T"></typeparam>
/// <param name = "classType">Type of the class.</param>
/// <param name = "member">The member.</param>
/// <param name = "overrides">The overrides.</param>
/// <param name = "accept">The accept.</param>
/// <param name = "defaultValue">The default value.</param>
/// <returns></returns>
private T GetMemberOverrideValue<T>(Type classType, MemberInfo member, Func<MemberOverrides, T> overrides, Func<T, bool> accept, T defaultValue)
private T GetMemberOverrideValue<T>(Type classType,
MemberInfo member,
Func<MemberOverrides, T> overrides,
Func<T, bool> accept,
T defaultValue)
{
if (!_overrides.HasOverridesForType(classType))
if(!_overrides.HasOverridesForType(classType))
return defaultValue;

var value = overrides(_overrides.GetOverridesForType(classType).GetOverridesFor(member));
if (!accept(value))
return defaultValue;

return value;
return !accept(value) ? defaultValue : value;
}

}
}

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