MessageMetadata

All Implemented Interfaces:

tbdex.sdk.protocol.models.Metadata
```
public final class MessageMetadata
 implements Metadata
                    
```
A data class representing the metadata present on every Message

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description

Field Summary

Fields
Modifier and Type	Field	Description
`private final String`	`from`
`private final String`	`to`
`private final MessageKind`	`kind`
`private final String`	`id`
`private final String`	`exchangeId`
`private final String`	`externalId`
`private final OffsetDateTime`	`createdAt`
`private final String`	`protocol`

Constructor Summary

Constructors
Constructor	Description
`MessageMetadata(String from, String to, MessageKind kind, String id, String exchangeId, String externalId, OffsetDateTime createdAt, String protocol)`

Enum Constant Summary

Enum Constants
Enum Constant	Description

Method Summary

Modifier and Type	Method	Description
`final String`	`getFrom()`	The sender's DID
`final String`	`getTo()`	the recipient's DID
`final MessageKind`	`getKind()`	e.g.
`final String`	`getId()`	The message's ID
`final String`	`getExchangeId()`	ID for an "exchange" of messages between Alice <-> PFI.
`final String`	`getExternalId()`	Arbitrary ID for the caller to associate with the message.
`final OffsetDateTime`	`getCreatedAt()`	ISO 8601 timestamp
`final String`	`getProtocol()`	Version of the protocol in use (x.x format).

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - MessageMetadata
```
MessageMetadata(String from, String to, MessageKind kind, String id, String exchangeId, String externalId, OffsetDateTime createdAt, String protocol)
```
- Method Detail
  - getFrom
```
 final String getFrom()
```
    The sender's DID
  - getTo
```
 final String getTo()
```
    the recipient's DID
  - getKind
```
 final MessageKind getKind()
```
    e.g. rfq, quote etc. This defines the data property's type
  - getId
```
 final String getId()
```
    The message's ID
  - getExchangeId
```
 final String getExchangeId()
```
    ID for an "exchange" of messages between Alice <-> PFI. Set by the first message in an exchange
  - getExternalId
```
 final String getExternalId()
```
    Arbitrary ID for the caller to associate with the message. Different messages in the same exchange can have different IDs
  - getCreatedAt
```
 final OffsetDateTime getCreatedAt()
```
    ISO 8601 timestamp
  - getProtocol
```
 final String getProtocol()
```
    Version of the protocol in use (x.x format). The protocol version must remain consistent across messages in a given exchange. Messages sharing the same exchangeId MUST also have the same protocol version. Protocol versions are tracked under https://github.com/TBD54566975/tbdex