Class ExtensionRegistry.ExtensionInfo (3.19.4)

public static final class ExtensionRegistry.ExtensionInfo

A (Descriptor, Message) pair, returned by lookup methods.

Inheritance

java.lang.Object > ExtensionRegistry.ExtensionInfo

public final Message defaultInstance

A default instance of the extension's type, if it has a message type. Otherwise, null.

Field Value
Type	Description
`Message`

public final Descriptors.FieldDescriptor descriptor

The extension's descriptor.

Field Value
Type	Description
`Descriptors.FieldDescriptor`

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Last updated 2025-10-30 UTC.