/// <summary>
/// Gets the value of the specified repeated extension or null if it doesn't exist in this set
/// </summary>
public static RepeatedField <TValue> Get <TTarget, TValue>(ref ExtensionSet <TTarget> set, RepeatedExtension <TTarget, TValue> extension) where TTarget : IExtendableMessage <TTarget>
{
IExtensionValue value;
if (TryGetValue(ref set, extension, out value))
{
return(((RepeatedExtensionValue <TValue>)value).GetValue());
}
else
{
return(null);
}
}
/// <summary>
/// Gets the value of the specified extension
/// </summary>
public static TValue Get <TTarget, TValue>(ref ExtensionSet <TTarget> set, Extension <TTarget, TValue> extension) where TTarget : IExtendableMessage <TTarget>
{
IExtensionValue value;
if (TryGetValue(ref set, extension, out value))
{
return(((ExtensionValue <TValue>)value).GetValue());
}
else
{
return(extension.DefaultValue);
}
}
/// <summary>
/// Clones the set into a new set. If the set is null, this returns null
/// </summary>
public static ExtensionSet <TTarget> Clone <TTarget>(ExtensionSet <TTarget> set) where TTarget : IExtendableMessage <TTarget>
{
if (set == null)
{
return(null);
}
var newSet = new ExtensionSet <TTarget>();
foreach (var pair in set.ValuesByNumber)
{
var cloned = pair.Value.Clone();
newSet.ValuesByNumber[pair.Key] = cloned;
}
return(newSet);
}
/// <summary>
/// Gets the value of the specified repeated extension, registering it if it doesn't exist
/// </summary>
public static RepeatedField <TValue> GetOrInitialize <TTarget, TValue>(ref ExtensionSet <TTarget> set, RepeatedExtension <TTarget, TValue> extension) where TTarget : IExtendableMessage <TTarget>
{
IExtensionValue value;
if (set == null)
{
value = extension.CreateValue();
set = new ExtensionSet <TTarget>();
set.ValuesByNumber.Add(extension.FieldNumber, value);
}
else
{
if (!set.ValuesByNumber.TryGetValue(extension.FieldNumber, out value))
{
value = extension.CreateValue();
set.ValuesByNumber.Add(extension.FieldNumber, value);
}
}
return(((RepeatedExtensionValue <TValue>)value).GetValue());
}
/// <summary>
/// Sets the value of the specified extension. This will make a new instance of ExtensionSet if the set is null.
/// </summary>
public static void Set <TTarget, TValue>(ref ExtensionSet <TTarget> set, Extension <TTarget, TValue> extension, TValue value) where TTarget : IExtendableMessage <TTarget>
{
ProtoPreconditions.CheckNotNullUnconstrained(value, nameof(value));
IExtensionValue extensionValue;
if (set == null)
{
extensionValue = extension.CreateValue();
set = new ExtensionSet <TTarget>();
set.ValuesByNumber.Add(extension.FieldNumber, extensionValue);
}
else
{
if (!set.ValuesByNumber.TryGetValue(extension.FieldNumber, out extensionValue))
{
extensionValue = extension.CreateValue();
set.ValuesByNumber.Add(extension.FieldNumber, extensionValue);
}
}
((ExtensionValue <TValue>)extensionValue).SetValue(value);
}
/// <summary>
/// Merges the second set into the first set, creating a new instance if first is null
/// </summary>
public static void MergeFrom <TTarget>(ref ExtensionSet <TTarget> first, ExtensionSet <TTarget> second) where TTarget : IExtendableMessage <TTarget>
{
if (second == null)
{
return;
}
if (first == null)
{
first = new ExtensionSet <TTarget>();
}
foreach (var pair in second.ValuesByNumber)
{
IExtensionValue value;
if (first.ValuesByNumber.TryGetValue(pair.Key, out value))
{
value.MergeFrom(pair.Value);
}
else
{
var cloned = pair.Value.Clone();
first.ValuesByNumber[pair.Key] = cloned;
}
}
}
/// <summary>
/// Gets whether the value of the specified extension is set
/// </summary>
public static bool Has <TTarget, TValue>(ref ExtensionSet <TTarget> set, Extension <TTarget, TValue> extension) where TTarget : IExtendableMessage <TTarget>
{
IExtensionValue value;
return(TryGetValue(ref set, extension, out value));
}
