Package io.micronaut.protobuf.json

Class ProtobufJsonTranscoder

java.lang.Object

io.micronaut.protobuf.json.ProtobufJsonTranscoder

@Singleton
public class ProtobufJsonTranscoder
extends Object

Utility class for handling Protobuf message serialization and deserialization to/from JSON.

Constructor Summary

Constructors

Constructor	Description
ProtobufJsonTranscoder()	Constructs a new instance of ProtobufJsonTranscoder.

Method Summary

Modifier and Type	Method	Description
<T extends com.google.protobuf.Message> T	fromJson(@NonNull String jsonBody, @NonNull Class<T> messageType)	Creates a Protobuf message from JSON string.
@NonNull String	toJson(@NonNull com.google.protobuf.Message message)	Converts a Protobuf message to JSON string.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

ProtobufJsonTranscoder

public ProtobufJsonTranscoder()

Constructs a new instance of ProtobufJsonTranscoder.
This constructor initializes the JSON printer and parser for handling serialization and deserialization of Protobuf messages to and from JSON. The JSON printer is configured to include default value fields in the resulting JSON and to sort map keys for deterministic output.

Method Details

toJson

@NonNull
public @NonNull String toJson(@NonNull
 @NonNull com.google.protobuf.Message message)

Converts a Protobuf message to JSON string.

Parameters:

message - The Protobuf message to convert

Returns:

JSON string representation

Throws:

ProtobufTranscodingException - if serialization fails

fromJson

@NonNull
public <T extends com.google.protobuf.Message> T fromJson(@NonNull
 @NonNull String jsonBody,
 @NonNull
 @NonNull Class<T> messageType)

Creates a Protobuf message from JSON string.

Type Parameters:

T - The type of Protobuf message

Parameters:

jsonBody - The JSON string to parse

messageType - The Protobuf message class

Returns:

The constructed Protobuf message

Throws:

ProtobufTranscodingException - if deserialization fails