Examples with HelloMessage org.neo4j.bolt.v41.messaging.request.HelloMessage used on opensource projects

Example 1 with HelloMessage

use of org.neo4j.bolt.v41.messaging.request.HelloMessage in project neo4j by neo4j.

the class ConnectedState method process.

@Override
public BoltStateMachineState process(RequestMessage message, StateMachineContext context) throws BoltConnectionFatality {
    assertInitialized();
    if (message instanceof HelloMessage) {
        HelloMessage helloMessage = (HelloMessage) message;
        String userAgent = helloMessage.userAgent();
        Map<String, Object> authToken = helloMessage.authToken();
        if (processAuthentication(userAgent, authToken, context, new RoutingContext(false, Collections.emptyMap()))) {
            context.resolveDefaultDatabase();
            context.connectionState().onMetadata(CONNECTION_ID_KEY, Values.utf8Value(context.connectionId()));
            context.connectionState().onMetadata("hints", connectionHints);
            return readyState;
        } else {
            return null;
        }
    }
    return null;
}

Example 2 with HelloMessage

use of org.neo4j.bolt.v41.messaging.request.HelloMessage in project neo4j by neo4j.

the class HelloMessageDecoderTest method testShouldDecodeAuthToken.

@Override
protected void testShouldDecodeAuthToken(Map<String, Object> authToken) throws Exception {
    Neo4jPack neo4jPack = newNeo4jPack();
    authToken.put("user_agent", "My Driver");
    HelloMessage originalMessage = new HelloMessage(authToken, new RoutingContext(true, Collections.emptyMap()), authToken);
    PackedInputArray input = new PackedInputArray(encode(neo4jPack, originalMessage));
    Neo4jPack.Unpacker unpacker = neo4jPack.newUnpacker(input);
    // these two steps are executed before decoding in order to select a correct decoder
    unpacker.unpackStructHeader();
    unpacker.unpackStructSignature();
    RequestMessage deserializedMessage = decoder.decode(unpacker);
    assertHelloMessageMatches(originalMessage, deserializedMessage);
}

Example 3 with HelloMessage

use of org.neo4j.bolt.v41.messaging.request.HelloMessage in project neo4j by neo4j.

the class HelloMessageDecoderTest method shouldThrowExceptionOnIncorrectRoutingContextFormat.

@Test
public void shouldThrowExceptionOnIncorrectRoutingContextFormat() throws Exception {
    Map<String, Object> meta = new HashMap<>();
    // incorrect Map type params
    Map<String, Integer> routingContext = new HashMap<>();
    routingContext.put("policy", 4);
    Neo4jPack neo4jPack = newNeo4jPack();
    meta.put("user_agent", "My Driver");
    meta.put("routing", routingContext);
    HelloMessage originalMessage = new HelloMessage(meta, null, meta);
    PackedInputArray input = new PackedInputArray(encode(neo4jPack, originalMessage));
    Neo4jPack.Unpacker unpacker = neo4jPack.newUnpacker(input);
    // these two steps are executed before decoding in order to select a correct decoder
    unpacker.unpackStructHeader();
    unpacker.unpackStructSignature();
    BoltIOException ex = assertThrows(BoltIOException.class, () -> decoder.decode(unpacker));
    assertEquals("Routing information in the HELLO message must be a map with string keys and string values.", ex.getMessage());
}

Example 4 with HelloMessage

use of org.neo4j.bolt.v41.messaging.request.HelloMessage in project neo4j by neo4j.

the class HelloMessageDecoderTest method testShouldDecodeWhenNoRoutingContextProvided.

@Test
void testShouldDecodeWhenNoRoutingContextProvided() throws Exception {
    Map<String, Object> meta = new HashMap<>();
    Neo4jPack neo4jPack = newNeo4jPack();
    meta.put("user_agent", "My Driver");
    HelloMessage originalMessage = new HelloMessage(meta, new RoutingContext(false, Collections.emptyMap()), meta);
    PackedInputArray input = new PackedInputArray(encode(neo4jPack, originalMessage));
    Neo4jPack.Unpacker unpacker = neo4jPack.newUnpacker(input);
    // these two steps are executed before decoding in order to select a correct decoder
    unpacker.unpackStructHeader();
    unpacker.unpackStructSignature();
    RequestMessage deserializedMessage = decoder.decode(unpacker);
    assertHelloMessageMatches(originalMessage, deserializedMessage);
    assertRoutingContextMatches(originalMessage, deserializedMessage);
}

Example 5 with HelloMessage

use of org.neo4j.bolt.v41.messaging.request.HelloMessage in project neo4j by neo4j.

the class HelloMessageDecoderTest method shouldDecodeHelloMessage.

@Test
void shouldDecodeHelloMessage() throws Exception {
    HelloMessage originalMessage = new HelloMessage(map("user_agent", "My Driver", "user", "neo4j", "password", "secret"));
    assertOriginalMessageEqualsToDecoded(originalMessage, decoder);
}