Example usage for io.vertx.core.eventbus Message headers

List of usage examples for io.vertx.core.eventbus Message headers

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Introduction

In this page you can find the example usage for io.vertx.core.eventbus Message headers.

Prototype

MultiMap headers();

Source Link

Document

Multi-map of message headers.

Usage

From source file:cm.study.vertx.database.WikiDatabaseServiceVertxProxyHandler.java

License:Apache License

public void handle(Message<JsonObject> msg) {
    try {/*from  ww w.  j  a  va 2s. c  o  m*/
        JsonObject json = msg.body();
        String action = msg.headers().get("action");
        if (action == null) {
            throw new IllegalStateException("action not specified");
        }
        accessed();
        switch (action) {

        case "fetchAllPages": {
            service.fetchAllPages(createHandler(msg));
            break;
        }
        default: {
            throw new IllegalStateException("Invalid action: " + action);
        }
        }
    } catch (Throwable t) {
        msg.reply(new ServiceException(500, t.getMessage()));
        throw t;
    }
}

From source file:co.runrightfast.vertx.core.eventbus.MessageHeader.java

License:Apache License

public static Optional<String> getMessageId(@NonNull final Message message) {
    return Optional.ofNullable(message.headers().get(MESSAGE_ID.header));
}

From source file:co.runrightfast.vertx.core.eventbus.MessageHeader.java

License:Apache License

public static Optional<String> getCorrelationId(@NonNull final Message message) {
    return Optional.ofNullable(message.headers().get(MESSAGE_CORRELATION_ID.header));
}

From source file:co.runrightfast.vertx.core.eventbus.MessageHeader.java

License:Apache License

public static Optional<Instant> getMessageTimestamp(@NonNull final Message message) {
    return Optional.ofNullable(message.headers().get(MESSAGE_TIMESTAMP.header)).map(Instant::parse);
}

From source file:co.runrightfast.vertx.core.eventbus.MessageHeader.java

License:Apache License

public static Optional<String> getReplyToAddress(@NonNull final Message message) {
    return Optional.ofNullable(message.headers().get(REPLY_TO_ADDRESS.header));
}

From source file:co.runrightfast.vertx.core.eventbus.MessageHeader.java

License:Apache License

public static Optional<String> getFromAddress(@NonNull final Message message) {
    return Optional.ofNullable(message.headers().get(FROM_ADDRESS.header));
}

From source file:co.runrightfast.vertx.core.eventbus.MessageHeader.java

License:Apache License

public static Optional<Failure> getFailure(@NonNull final Message message) {
    final String failureJson = message.headers().get(FAILURE.header);
    if (StringUtils.isNotBlank(failureJson)) {
        return Optional.of(new Failure(JsonUtils.parse(failureJson)));
    }// w  ww  .j  a  v a2s . c  o  m

    return Optional.empty();
}

From source file:co.runrightfast.vertx.demo.testHarness.jmx.DemoMXBeanImpl.java

License:Apache License

void handleGetVerticleDeploymentsResponse(final Message<GetVerticleDeployments.Response> responseMessage) {
    final GetVerticleDeployments.Response response = responseMessage.body();
    final JsonObject json = Json.createObjectBuilder().add("headers", toJsonObject(responseMessage.headers()))
            .add("body", ProtobufUtils.protobuMessageToJson(response)).build();
    log.info(JsonUtils.toVertxJsonObject(json).encodePrettily());
}

From source file:com.appdocker.iop.InternetOfPeopleServiceVertxProxyHandler.java

License:Apache License

public void handle(Message<JsonObject> msg) {
    try {//from  w w w . ja va 2  s .com
        JsonObject json = msg.body();
        String action = msg.headers().get("action");
        if (action == null) {
            throw new IllegalStateException("action not specified");
        }
        accessed();
        switch (action) {

        case "hello": {
            service.hello((java.lang.String) json.getValue("message"), createHandler(msg));
            break;
        }
        case "close": {
            service.close();
            close();
            break;
        }
        default: {
            throw new IllegalStateException("Invalid action: " + action);
        }
        }
    } catch (Throwable t) {
        msg.reply(new ServiceException(500, t.getMessage()));
        throw t;
    }
}

From source file:com.diabolicallabs.process.manager.service.KnowledgeServiceFactoryVertxProxyHandler.java

License:Apache License

public void handle(Message<JsonObject> msg) {
    try {/*w  ww .  j  a v a2  s.  c o  m*/
        JsonObject json = msg.body();
        String action = msg.headers().get("action");
        if (action == null) {
            throw new IllegalStateException("action not specified");
        }
        accessed();
        switch (action) {

        case "getKnowledgeService": {
            service.getKnowledgeService(res -> {
                if (res.failed()) {
                    if (res.cause() instanceof ServiceException) {
                        msg.reply(res.cause());
                    } else {
                        msg.reply(new ServiceException(-1, res.cause().getMessage()));
                    }
                } else {
                    String proxyAddress = UUID.randomUUID().toString();
                    ProxyHelper.registerService(KnowledgeService.class, vertx, res.result(), proxyAddress,
                            false, timeoutSeconds);
                    msg.reply(null, new DeliveryOptions().addHeader("proxyaddr", proxyAddress));
                }
            });
            break;
        }
        default: {
            throw new IllegalStateException("Invalid action: " + action);
        }
        }
    } catch (Throwable t) {
        msg.reply(new ServiceException(500, t.getMessage()));
        throw t;
    }
}