/// <summary>
/// Called during the chain of responsibility for a build operation. The
/// PreBuildUp method is called when the chain is being executed in the
/// forward direction.
/// </summary>
/// <param name="context">Context of the build operation.</param>
// FxCop suppression: Validation is done by Guard class
public override void PreBuildUp(IBuilderContext context)
{
Type type;
BuildKey.TryGetType(context.BuildKey, out type);
foreach (IMemberInfo <TMemberInfo> member in GetMembers(context))
{
if (MemberRequiresProcessing(member))
{
IEnumerable <IParameter> parameters =
GenerateIParametersFromParameterInfos(member.GetParameters(), type, member.Name);
AddParametersToPolicy(context, member, parameters);
}
}
}
/// <summary>
/// Gets an individual policy.
/// </summary>
/// <param name="policyInterface">The interface the policy is registered under.</param>
/// <param name="buildKey">The key the policy applies.</param>
/// <param name="localOnly">true if the policy searches local only; otherwise false to seach up the parent chain.</param>
/// <returns>The policy in the list, if present; returns null otherwise.</returns>
public IBuilderPolicy Get(Type policyInterface,
object buildKey,
bool localOnly)
{
Type buildType;
if (!BuildKey.TryGetType(buildKey, out buildType) || !buildType.IsGenericType)
{
return
(GetNoDefault(policyInterface, buildKey, localOnly) ??
GetNoDefault(policyInterface, null, localOnly));
}
return
(GetNoDefault(policyInterface, buildKey, localOnly) ??
GetNoDefault(policyInterface, BuildKey.ReplaceType(buildKey, buildType.GetGenericTypeDefinition()), localOnly) ??
GetNoDefault(policyInterface, null, localOnly));
}