stn1slv commented on code in PR #13630: URL: https://github.com/apache/camel/pull/13630#discussion_r1542457517
########## components/camel-google/camel-google-pubsub-lite/src/main/java/org/apache/camel/component/google/pubsublite/GooglePubsubLiteProducer.java: ########## @@ -0,0 +1,120 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.camel.component.google.pubsublite; + +import java.util.List; +import java.util.Map; + +import com.google.api.core.ApiFuture; +import com.google.cloud.pubsublite.cloudpubsub.Publisher; +import com.google.common.base.Strings; +import com.google.protobuf.ByteString; +import com.google.pubsub.v1.PubsubMessage; +import org.apache.camel.Exchange; +import org.apache.camel.support.DefaultProducer; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import static org.apache.camel.component.google.pubsublite.GooglePubsubLiteConstants.ATTRIBUTES; +import static org.apache.camel.component.google.pubsublite.GooglePubsubLiteConstants.ORDERING_KEY; +import static org.apache.camel.component.google.pubsublite.GooglePubsubLiteConstants.RESERVED_GOOGLE_CLIENT_ATTRIBUTE_PREFIX; + +/** + * Generic PubSub Lite Producer + */ +public class GooglePubsubLiteProducer extends DefaultProducer { + + public Logger logger; + + public GooglePubsubLiteProducer(GooglePubsubLiteEndpoint endpoint) { + super(endpoint); + + String loggerId = endpoint.getLoggerId(); + + if (Strings.isNullOrEmpty(loggerId)) { + loggerId = this.getClass().getName(); + } + + logger = LoggerFactory.getLogger(loggerId); + } + + /** + * The incoming message is expected to be either - a List of Exchanges (aggregated) - an Exchange + */ + @Override + public void process(Exchange exchange) throws Exception { + + if (logger.isDebugEnabled()) { + logger.debug("uploader thread/id: {} / {}. api call completed.", Thread.currentThread().getId(), + exchange.getExchangeId()); + } + + if (exchange.getIn().getBody() instanceof List) { + boolean groupedExchanges = false; + for (Object body : exchange.getIn().getBody(List.class)) { + if (body instanceof Exchange) { + send((Exchange) body); + groupedExchanges = true; + } + } + if (!groupedExchanges) { + send(exchange); + } + } else { + send(exchange); + } + } + + private void send(Exchange exchange) throws Exception { + + GooglePubsubLiteEndpoint endpoint = (GooglePubsubLiteEndpoint) getEndpoint(); + String topicName = String.format("projects/%s/locations/%s/topics/%s", endpoint.getProjectId(), endpoint.getLocation(), + endpoint.getDestinationName()); + + Publisher publisher = endpoint.getComponent().getPublisher(topicName, endpoint); + + Object body = exchange.getIn().getBody(); + ByteString byteString; + + if (body instanceof String) { + byteString = ByteString.copyFromUtf8((String) body); + } else if (body instanceof byte[]) { + byteString = ByteString.copyFrom((byte[]) body); + } else { + byteString = ByteString.copyFrom(endpoint.getSerializer().serialize(body)); + } + + PubsubMessage.Builder messageBuilder = PubsubMessage.newBuilder().setData(byteString); + Map<String, String> attributes = exchange.getIn().getHeader(ATTRIBUTES, Map.class); + if (attributes != null) { + for (Map.Entry<String, String> attribute : attributes.entrySet()) { + if (!attribute.getKey().startsWith(RESERVED_GOOGLE_CLIENT_ATTRIBUTE_PREFIX)) { + messageBuilder.putAttributes(attribute.getKey(), attribute.getValue()); + } + } + } + String orderingKey = exchange.getIn().getHeader(ORDERING_KEY, String.class); + if (orderingKey != null) { + messageBuilder.setOrderingKey(orderingKey); + } + + PubsubMessage message = messageBuilder.build(); + + ApiFuture<String> messageIdFuture = publisher.publish(message); + exchange.getIn().setHeader(GooglePubsubLiteConstants.MESSAGE_ID, messageIdFuture.get()); Review Comment: Fixed in 8bfe10f -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: commits-unsubscr...@camel.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
