protected override T GetFirstMemberOrDefault <T>(object obj, MemberNamePredicate predicate)
{
return(GetFirstDotNetPropertyOrDefault <T>(obj, predicate)
?? GetFirstDotNetMethodOrDefault <T>(obj, predicate)
?? GetFirstDotNetEventOrDefault <T>(obj, predicate)
?? GetFirstDynamicMemberOrDefault <T>(obj, predicate));
}
private T GetDotNetPropertyImpl <T>(object obj, string propertyName, MemberNamePredicate predicate = null)
where T : PSMemberInfo
{
bool lookingForProperties = typeof(T).IsAssignableFrom(typeof(PSProperty));
bool lookingForParameterizedProperties = IsTypeParameterizedProperty(typeof(T));
if (!lookingForProperties && !lookingForParameterizedProperties)
{
return(null);
}
CacheTable typeTable = _isStatic
? GetStaticPropertyReflectionTable((Type)obj)
: GetInstancePropertyReflectionTable(obj.GetType());
object entry = typeTable[propertyName];
return(entry switch
{
null => null,
PropertyCacheEntry cacheEntry when lookingForProperties
=> new PSProperty(
cacheEntry.member.Name,
this,
obj,
cacheEntry) as T,
ParameterizedPropertyCacheEntry paramCacheEntry when lookingForParameterizedProperties
=> new PSParameterizedProperty(
paramCacheEntry.propertyName,
this,
obj,
paramCacheEntry) as T,
_ => null,
});
private static T DotNetGetFirstMemberOrDefaultDelegate <T>(PSObject msjObj, MemberNamePredicate predicate) where T : PSMemberInfo
{
Adapter adapter = msjObj.InternalBaseDotNetAdapter;
if (adapter is null || adapter.GetType() == typeof(DotNetAdapter))
{
adapter = s_customInstance;
}
return(adapter.BaseGetFirstMemberOrDefault <T>(msjObj.ImmediateBaseObject, predicate));
}
/// <summary>
/// Returns the first PSMemberInfo whose name matches the specified <see cref="MemberNamePredicate"/>.
/// </summary>
protected override T GetFirstMemberOrDefault <T>(object obj, MemberNamePredicate predicate)
{
bool lookingForProperties = typeof(T).IsAssignableFrom(typeof(PSProperty));
bool lookingForParameterizedProperties = typeof(T).IsAssignableFrom(typeof(PSParameterizedProperty));
if (lookingForProperties || lookingForParameterizedProperties)
{
foreach (ComProperty prop in _comTypeInfo.Properties.Values)
{
if (prop.IsParameterized &&
lookingForParameterizedProperties &&
predicate(prop.Name))
{
return(new PSParameterizedProperty(prop.Name, this, obj, prop) as T);
}
if (lookingForProperties && predicate(prop.Name))
{
return(new PSProperty(prop.Name, this, obj, prop) as T);
}
}
}
bool lookingForMethods = typeof(T).IsAssignableFrom(typeof(PSMethod));
if (lookingForMethods)
{
foreach (ComMethod method in _comTypeInfo.Methods.Values)
{
if (predicate(method.Name))
{
var mshMethod = new PSMethod(method.Name, this, obj, method);
return(mshMethod as T);
}
}
}
return(null);
}
protected override PSProperty DoGetFirstPropertyOrDefault(object obj, MemberNamePredicate predicate)
{
PSAdaptedProperty property = null;
try
{
property = _externalAdapter.GetFirstPropertyOrDefault(obj, predicate);
}
catch (Exception exception)
{
throw new ExtendedTypeSystemException(
"PSPropertyAdapter.GetProperty",
exception,
ExtendedTypeSystem.GetProperty, nameof(predicate), obj.ToString());
}
if (property != null)
{
InitializeProperty(property, obj);
}
return(property);
}
/// <inheritdoc />
public override PSAdaptedProperty GetFirstPropertyOrDefault(object baseObject, MemberNamePredicate predicate)
{
if (predicate is null)
{
throw new PSArgumentNullException(nameof(predicate));
}
// baseObject should never be null
CimInstance cimInstance = baseObject as CimInstance;
if (cimInstance is null)
{
string msg = string.Format(
CultureInfo.InvariantCulture,
CimInstanceTypeAdapterResources.BaseObjectNotCimInstance,
"baseObject",
typeof(CimInstance).ToString());
throw new PSInvalidOperationException(msg);
}
if (predicate(RemotingConstants.ComputerNameNoteProperty))
{
PSAdaptedProperty prop = GetPSComputerNameAdapter(cimInstance);
return(prop);
}
foreach (CimProperty cimProperty in cimInstance.CimInstanceProperties)
{
if (cimProperty != null && predicate(cimProperty.Name))
{
PSAdaptedProperty prop = GetCimPropertyAdapter(cimProperty, baseObject, cimProperty.Name);
return(prop);
}
}
return(null);
}
/// <summary>
/// Returns a property if it's name matches the specified <see cref="MemberNamePredicate"/>, otherwise null.
/// </summary>
/// <returns>An adapted property if the predicate matches, or <see langword="null"/>.</returns>
public virtual PSAdaptedProperty GetFirstPropertyOrDefault(object baseObject, MemberNamePredicate predicate)
{
foreach (var property in GetProperties(baseObject))
{
if (predicate(property.Name))
{
return(property);
}
}
return(null);
}
private static T DotNetGetFirstMemberOrDefaultDelegate <T>(PSObject msjObj, MemberNamePredicate predicate)
where T : PSMemberInfo
{
throw null;
}
