This is an automated email from the ASF dual-hosted git repository. oalsafi pushed a commit to branch vertx-kafka-example in repository https://gitbox.apache.org/repos/asf/camel-examples.git
commit 47a14e6b7f09c000383b73a6bdbed790af4ecfce Author: Omar Al-Safi <omars...@gmail.com> AuthorDate: Mon Dec 14 11:47:19 2020 +0100 Add Camel Vertx Kafka Example --- examples/README.adoc | 4 +- examples/camel-example-vertx-kafka/README.adoc | 65 +++++++ examples/camel-example-vertx-kafka/pom.xml | 129 +++++++++++++ .../example/vertx/kafka/MessageConsumerClient.java | 65 +++++++ .../vertx/kafka/MessagePublisherClient.java | 115 ++++++++++++ .../example/vertx/kafka/StringPartitioner.java | 53 ++++++ .../src/main/resources/META-INF/LICENSE.txt | 203 +++++++++++++++++++++ .../src/main/resources/META-INF/NOTICE.txt | 11 ++ .../src/main/resources/application.properties | 36 ++++ .../src/main/resources/log4j2.properties | 23 +++ examples/pom.xml | 1 + 11 files changed, 704 insertions(+), 1 deletion(-) diff --git a/examples/README.adoc b/examples/README.adoc index 15c418a..0865844 100644 --- a/examples/README.adoc +++ b/examples/README.adoc @@ -11,7 +11,7 @@ View the individual example READMEs for details. == Examples // examples: START -Number of Examples: 84 (0 deprecated) +Number of Examples: 85 (0 deprecated) [width="100%",cols="4,2,4",options="header"] |=== @@ -166,6 +166,8 @@ Number of Examples: 84 (0 deprecated) | link:camel-example-spring-pulsar/README.adoc[Spring Pulsar] (camel-example-spring-pulsar) | Messaging | An example using Spring XML to talk to the Pulsar server from different kind of client techniques +| link:camel-example-vertx-kafka/README.adoc[Vertx Kafka] (camel-example-vertx-kafka) | Messaging | An example for Vertx Kafka + | link:camel-example-kotlin/README.adoc[Kotlin] (camel-example-kotlin) | Other Languages | A Camel route using Kotlin | link:camel-example-reactive-executor-vertx/readme.adoc[Reactive Executor Vertx] (camel-example-reactive-executor-vertx) | Reactive | An example for showing using VertX as reactive executor with standalone Camel diff --git a/examples/camel-example-vertx-kafka/README.adoc b/examples/camel-example-vertx-kafka/README.adoc new file mode 100644 index 0000000..2bf2854 --- /dev/null +++ b/examples/camel-example-vertx-kafka/README.adoc @@ -0,0 +1,65 @@ +== Camel Vertx Kafka example + +=== Introduction + +An example which shows how to integrate Camel with Kafka. It is mainly based on Camel Kafka example. + +This project consists of the following examples: + + 1. Send messages continuously by typing on the command line. + 2. Example of partitioner for a given producer. + 3. Topic is sent in the header as well as in the URL. + +=== Preparing Kafka + +The easiest way to get Kafka up and running for _dev_ environment, is to use Confluent Local Community setup, you can set it up using the instructions https://docs.confluent.io/platform/current/quickstart/ce-quickstart.html#ce-quickstart[here]. + +Once you have done with the setup, start Kafka using this command: +``` +confluent local services start +``` + +When you are done from the example, you can stop kafka with this command: +``` +confluent local services stop +``` + +We don't need to create the topics here as the Confluent dev environment configured to create topics automatically once the producer has started to produce messages to Kafka. + +=== Build + +You will need to compile this example first: + + $ mvn compile + +=== Run + +Run the consumer first in separate shell + + $ mvn compile exec:java -Pkafka-consumer + +Run the message producer in the seperate shell + + $ mvn compile exec:java -Pkafka-producer + +Initially, some messages are sent programmatically. +On the command prompt, type the messages. Each line is sent as one message to kafka +Press `Ctrl-C` to exit. + +=== Configuration + +You can configure the details in the file: + `src/main/resources/application.properties` + +You can enable verbose logging by adjusting the `src/main/resources/log4j2.properties` + file as documented in the file. + +=== Help and contributions + +If you hit any problem using Camel or have some feedback, +then please https://camel.apache.org/support.html[let us know]. + +We also love contributors, +so https://camel.apache.org/contributing.html[get involved] :-) + +The Camel riders! diff --git a/examples/camel-example-vertx-kafka/pom.xml b/examples/camel-example-vertx-kafka/pom.xml new file mode 100644 index 0000000..12d10ec --- /dev/null +++ b/examples/camel-example-vertx-kafka/pom.xml @@ -0,0 +1,129 @@ +<?xml version="1.0"?> +<!-- + + 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. + +--> +<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd"> + + <modelVersion>4.0.0</modelVersion> + + <parent> + <groupId>org.apache.camel.example</groupId> + <artifactId>examples</artifactId> + <version>3.7.0-SNAPSHOT</version> + </parent> + + <artifactId>camel-example-vertx-kafka</artifactId> + <name>Camel :: Example :: Vert.x :: Kafka</name> + <description>An example for Vertx Kafka</description> + + <properties> + <category>Messaging</category> + </properties> + + <dependencyManagement> + <dependencies> + <!-- Add Camel BOM --> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-bom</artifactId> + <version>${camel.version}</version> + <type>pom</type> + <scope>import</scope> + </dependency> + </dependencies> + </dependencyManagement> + + <dependencies> + + <!-- camel --> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-core</artifactId> + </dependency> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-main</artifactId> + </dependency> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-vertx-kafka</artifactId> + </dependency> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-stream</artifactId> + </dependency> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-componentdsl</artifactId> + </dependency> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-endpointdsl</artifactId> + </dependency> + + <!-- logging --> + <dependency> + <groupId>org.apache.logging.log4j</groupId> + <artifactId>log4j-api</artifactId> + <version>${log4j2-version}</version> + </dependency> + <dependency> + <groupId>org.apache.logging.log4j</groupId> + <artifactId>log4j-core</artifactId> + <version>${log4j2-version}</version> + </dependency> + <dependency> + <groupId>org.apache.logging.log4j</groupId> + <artifactId>log4j-slf4j-impl</artifactId> + <version>${log4j2-version}</version> + </dependency> + </dependencies> + + <profiles> + + <profile> + <id>kafka-producer</id> + <properties> + <target.main.class>org.apache.camel.example.vertx.kafka.MessagePublisherClient</target.main.class> + </properties> + </profile> + + <profile> + <id>kafka-consumer</id> + <properties> + <target.main.class>org.apache.camel.example.vertx.kafka.MessageConsumerClient</target.main.class> + </properties> + </profile> + + </profiles> + + <build> + <plugins> + <!-- Allows the example to be run via 'mvn compile exec:java' --> + <plugin> + <groupId>org.codehaus.mojo</groupId> + <artifactId>exec-maven-plugin</artifactId> + <configuration> + <mainClass>${target.main.class}</mainClass> + <includePluginDependencies>false</includePluginDependencies> + </configuration> + </plugin> + </plugins> + </build> + +</project> diff --git a/examples/camel-example-vertx-kafka/src/main/java/org/apache/camel/example/vertx/kafka/MessageConsumerClient.java b/examples/camel-example-vertx-kafka/src/main/java/org/apache/camel/example/vertx/kafka/MessageConsumerClient.java new file mode 100644 index 0000000..de0cec7 --- /dev/null +++ b/examples/camel-example-vertx-kafka/src/main/java/org/apache/camel/example/vertx/kafka/MessageConsumerClient.java @@ -0,0 +1,65 @@ +/* + * 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.example.vertx.kafka; + +import org.apache.camel.builder.RouteBuilder; +import org.apache.camel.builder.component.ComponentsBuilderFactory; +import org.apache.camel.main.Main; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +public final class MessageConsumerClient { + + private static final Logger LOG = LoggerFactory.getLogger(MessageConsumerClient.class); + + // use Camel Main to setup and run Camel + private static Main main = new Main(); + + private MessageConsumerClient() { + } + + public static void main(String[] args) throws Exception { + + LOG.info("About to run Camel Vertx Kafka integration..."); + + + // Add route to send messages to Kafka + main.configure().addRoutesBuilder(new RouteBuilder() { + public void configure() { + log.info("About to start route: Kafka Server -> Log "); + + // setup kafka component with the brokers + ComponentsBuilderFactory.vertxKafka() + .bootstrapServers("{{kafka.host}}:{{kafka.port}}") + .register(main.getCamelContext(), "vertx-kafka"); + + from("vertx-kafka:{{consumer.topic}}" + + "?maxPollRecords={{consumer.maxPollRecords}}" + + "&seekToPosition={{consumer.seekTo}}" + + "&groupId={{consumer.group}}") + .routeId("FromKafka") + .log("${body}"); + } + }); + main.start(); + // let it run for 5 minutes before shutting down + Thread.sleep(5 * 60 * 1000); + + main.stop(); + } + +} diff --git a/examples/camel-example-vertx-kafka/src/main/java/org/apache/camel/example/vertx/kafka/MessagePublisherClient.java b/examples/camel-example-vertx-kafka/src/main/java/org/apache/camel/example/vertx/kafka/MessagePublisherClient.java new file mode 100644 index 0000000..dbd8dd7 --- /dev/null +++ b/examples/camel-example-vertx-kafka/src/main/java/org/apache/camel/example/vertx/kafka/MessagePublisherClient.java @@ -0,0 +1,115 @@ +/* + * 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.example.vertx.kafka; + +import java.util.Calendar; +import java.util.HashMap; +import java.util.Map; + +import org.apache.camel.ProducerTemplate; +import org.apache.camel.builder.RouteBuilder; +import org.apache.camel.builder.component.ComponentsBuilderFactory; +import org.apache.camel.component.vertx.kafka.VertxKafkaConstants; +import org.apache.camel.main.Main; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +public final class MessagePublisherClient { + + private static final Logger LOG = LoggerFactory.getLogger(MessagePublisherClient.class); + + // use Camel Main to setup and run Camel + private static Main main = new Main(); + + private MessagePublisherClient() { } + + public static void main(String[] args) throws Exception { + + LOG.info("About to run Camel Vertx Kafka integration..."); + + String testKafkaMessage = "Test Message from MessagePublisherClient " + Calendar.getInstance().getTime(); + + // add routes + main.configure().addRoutesBuilder(new RouteBuilder() { + @Override public void configure() throws Exception { + + // setup kafka component with the brokers using component DSL + ComponentsBuilderFactory.vertxKafka() + .bootstrapServers("{{kafka.host}}:{{kafka.port}}") + .register(main.getCamelContext(), "vertx-kafka"); + + from("direct:kafkaStart").routeId("DirectToKafka") + .to("vertx-kafka:{{producer.topic}}").log("${headers}"); + + // Topic can be set in header as well. + + from("direct:kafkaStartNoTopic").routeId("kafkaStartNoTopic") + .to("vertx-kafka:dummy") + .log("${headers}"); + + // Use custom partitioner based on the key. + + from("direct:kafkaStartWithPartitioner").routeId("kafkaStartWithPartitioner") + .to("vertx-kafka:{{producer.topic}}?partitionerClass={{producer.partitioner}}") + .log("${headers}"); + + + // Takes input from the command line. + + from("stream:in").setHeader(VertxKafkaConstants.PARTITION_ID, simple("0")) + .setHeader(VertxKafkaConstants.MESSAGE_KEY, simple("1")).to("direct:kafkaStart"); + } + }); + + // start and run Camel (block) + main.run(); + + ProducerTemplate producerTemplate = main.getCamelContext().createProducerTemplate(); + + Map<String, Object> headers = new HashMap<>(); + + headers.put(VertxKafkaConstants.PARTITION_ID, 0); + headers.put(VertxKafkaConstants.MESSAGE_KEY, "1"); + producerTemplate.sendBodyAndHeaders("direct:kafkaStart", testKafkaMessage, headers); + + // Send with topicName in header + + testKafkaMessage = "TOPIC " + testKafkaMessage; + headers.put(VertxKafkaConstants.MESSAGE_KEY, "2"); + headers.put(VertxKafkaConstants.TOPIC, "TestLog"); + + producerTemplate.sendBodyAndHeaders("direct:kafkaStartNoTopic", testKafkaMessage, headers); + + testKafkaMessage = "PART 0 : " + testKafkaMessage; + Map<String, Object> newHeader = new HashMap<>(); + newHeader.put(VertxKafkaConstants.MESSAGE_KEY, "AB"); // This should go to partition 0 + + producerTemplate.sendBodyAndHeaders("direct:kafkaStartWithPartitioner", testKafkaMessage, newHeader); + + testKafkaMessage = "PART 1 : " + testKafkaMessage; + newHeader.put(VertxKafkaConstants.MESSAGE_KEY, "ABC"); // This should go to partition 1 + + producerTemplate.sendBodyAndHeaders("direct:kafkaStartWithPartitioner", testKafkaMessage, newHeader); + + LOG.info("Successfully published event to Kafka."); + System.out.println("Enter text on the line below : [Press Ctrl-C to exit.] "); + + Thread.sleep(5 * 60 * 1000); + + main.stop(); + } +} diff --git a/examples/camel-example-vertx-kafka/src/main/java/org/apache/camel/example/vertx/kafka/StringPartitioner.java b/examples/camel-example-vertx-kafka/src/main/java/org/apache/camel/example/vertx/kafka/StringPartitioner.java new file mode 100644 index 0000000..a890409 --- /dev/null +++ b/examples/camel-example-vertx-kafka/src/main/java/org/apache/camel/example/vertx/kafka/StringPartitioner.java @@ -0,0 +1,53 @@ +/* + * 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.example.vertx.kafka; + +import java.util.Map; + +import org.apache.kafka.clients.producer.Partitioner; +import org.apache.kafka.common.Cluster; + +public class StringPartitioner implements Partitioner { + + public StringPartitioner() { + // noop + } + + @Override + public void configure(Map<String, ?> configs) { + } + + @Override + public int partition(String topic, Object key, byte[] keyBytes, Object value, byte[] valueBytes, Cluster cluster) { + int partId = 0; + + if (key instanceof String) { + String sKey = (String) key; + int len = sKey.length(); + + // This will return either 1 or zero + partId = len % 2; + } + + return partId; + } + + @Override + public void close() { + } + +} diff --git a/examples/camel-example-vertx-kafka/src/main/resources/META-INF/LICENSE.txt b/examples/camel-example-vertx-kafka/src/main/resources/META-INF/LICENSE.txt new file mode 100644 index 0000000..6b0b127 --- /dev/null +++ b/examples/camel-example-vertx-kafka/src/main/resources/META-INF/LICENSE.txt @@ -0,0 +1,203 @@ + + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. Definitions. + + "License" shall mean the terms and conditions for use, reproduction, + and distribution as defined by Sections 1 through 9 of this document. + + "Licensor" shall mean the copyright owner or entity authorized by + the copyright owner that is granting the License. + + "Legal Entity" shall mean the union of the acting entity and all + other entities that control, are controlled by, or are under common + control with that entity. For the purposes of this definition, + "control" means (i) the power, direct or indirect, to cause the + direction or management of such entity, whether by contract or + otherwise, or (ii) ownership of fifty percent (50%) or more of the + outstanding shares, or (iii) beneficial ownership of such entity. + + "You" (or "Your") shall mean an individual or Legal Entity + exercising permissions granted by this License. + + "Source" form shall mean the preferred form for making modifications, + including but not limited to software source code, documentation + source, and configuration files. + + "Object" form shall mean any form resulting from mechanical + transformation or translation of a Source form, including but + not limited to compiled object code, generated documentation, + and conversions to other media types. + + "Work" shall mean the work of authorship, whether in Source or + Object form, made available under the License, as indicated by a + copyright notice that is included in or attached to the work + (an example is provided in the Appendix below). + + "Derivative Works" shall mean any work, whether in Source or Object + form, that is based on (or derived from) the Work and for which the + editorial revisions, annotations, elaborations, or other modifications + represent, as a whole, an original work of authorship. For the purposes + of this License, Derivative Works shall not include works that remain + separable from, or merely link (or bind by name) to the interfaces of, + the Work and Derivative Works thereof. + + "Contribution" shall mean any work of authorship, including + the original version of the Work and any modifications or additions + to that Work or Derivative Works thereof, that is intentionally + submitted to Licensor for inclusion in the Work by the copyright owner + or by an individual or Legal Entity authorized to submit on behalf of + the copyright owner. For the purposes of this definition, "submitted" + means any form of electronic, verbal, or written communication sent + to the Licensor or its representatives, including but not limited to + communication on electronic mailing lists, source code control systems, + and issue tracking systems that are managed by, or on behalf of, the + Licensor for the purpose of discussing and improving the Work, but + excluding communication that is conspicuously marked or otherwise + designated in writing by the copyright owner as "Not a Contribution." + + "Contributor" shall mean Licensor and any individual or Legal Entity + on behalf of whom a Contribution has been received by Licensor and + subsequently incorporated within the Work. + + 2. Grant of Copyright License. Subject to the terms and conditions of + this License, each Contributor hereby grants to You a perpetual, + worldwide, non-exclusive, no-charge, royalty-free, irrevocable + copyright license to reproduce, prepare Derivative Works of, + publicly display, publicly perform, sublicense, and distribute the + Work and such Derivative Works in Source or Object form. + + 3. Grant of Patent License. Subject to the terms and conditions of + this License, each Contributor hereby grants to You a perpetual, + worldwide, non-exclusive, no-charge, royalty-free, irrevocable + (except as stated in this section) patent license to make, have made, + use, offer to sell, sell, import, and otherwise transfer the Work, + where such license applies only to those patent claims licensable + by such Contributor that are necessarily infringed by their + Contribution(s) alone or by combination of their Contribution(s) + with the Work to which such Contribution(s) was submitted. If You + institute patent litigation against any entity (including a + cross-claim or counterclaim in a lawsuit) alleging that the Work + or a Contribution incorporated within the Work constitutes direct + or contributory patent infringement, then any patent licenses + granted to You under this License for that Work shall terminate + as of the date such litigation is filed. + + 4. Redistribution. You may reproduce and distribute copies of the + Work or Derivative Works thereof in any medium, with or without + modifications, and in Source or Object form, provided that You + meet the following conditions: + + (a) You must give any other recipients of the Work or + Derivative Works a copy of this License; and + + (b) You must cause any modified files to carry prominent notices + stating that You changed the files; and + + (c) You must retain, in the Source form of any Derivative Works + that You distribute, all copyright, patent, trademark, and + attribution notices from the Source form of the Work, + excluding those notices that do not pertain to any part of + the Derivative Works; and + + (d) If the Work includes a "NOTICE" text file as part of its + distribution, then any Derivative Works that You distribute must + include a readable copy of the attribution notices contained + within such NOTICE file, excluding those notices that do not + pertain to any part of the Derivative Works, in at least one + of the following places: within a NOTICE text file distributed + as part of the Derivative Works; within the Source form or + documentation, if provided along with the Derivative Works; or, + within a display generated by the Derivative Works, if and + wherever such third-party notices normally appear. The contents + of the NOTICE file are for informational purposes only and + do not modify the License. You may add Your own attribution + notices within Derivative Works that You distribute, alongside + or as an addendum to the NOTICE text from the Work, provided + that such additional attribution notices cannot be construed + as modifying the License. + + You may add Your own copyright statement to Your modifications and + may provide additional or different license terms and conditions + for use, reproduction, or distribution of Your modifications, or + for any such Derivative Works as a whole, provided Your use, + reproduction, and distribution of the Work otherwise complies with + the conditions stated in this License. + + 5. Submission of Contributions. Unless You explicitly state otherwise, + any Contribution intentionally submitted for inclusion in the Work + by You to the Licensor shall be under the terms and conditions of + this License, without any additional terms or conditions. + Notwithstanding the above, nothing herein shall supersede or modify + the terms of any separate license agreement you may have executed + with Licensor regarding such Contributions. + + 6. Trademarks. This License does not grant permission to use the trade + names, trademarks, service marks, or product names of the Licensor, + except as required for reasonable and customary use in describing the + origin of the Work and reproducing the content of the NOTICE file. + + 7. Disclaimer of Warranty. Unless required by applicable law or + agreed to in writing, Licensor provides the Work (and each + Contributor provides its Contributions) on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or + implied, including, without limitation, any warranties or conditions + of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A + PARTICULAR PURPOSE. You are solely responsible for determining the + appropriateness of using or redistributing the Work and assume any + risks associated with Your exercise of permissions under this License. + + 8. Limitation of Liability. In no event and under no legal theory, + whether in tort (including negligence), contract, or otherwise, + unless required by applicable law (such as deliberate and grossly + negligent acts) or agreed to in writing, shall any Contributor be + liable to You for damages, including any direct, indirect, special, + incidental, or consequential damages of any character arising as a + result of this License or out of the use or inability to use the + Work (including but not limited to damages for loss of goodwill, + work stoppage, computer failure or malfunction, or any and all + other commercial damages or losses), even if such Contributor + has been advised of the possibility of such damages. + + 9. Accepting Warranty or Additional Liability. While redistributing + the Work or Derivative Works thereof, You may choose to offer, + and charge a fee for, acceptance of support, warranty, indemnity, + or other liability obligations and/or rights consistent with this + License. However, in accepting such obligations, You may act only + on Your own behalf and on Your sole responsibility, not on behalf + of any other Contributor, and only if You agree to indemnify, + defend, and hold each Contributor harmless for any liability + incurred by, or claims asserted against, such Contributor by reason + of your accepting any such warranty or additional liability. + + END OF TERMS AND CONDITIONS + + APPENDIX: How to apply the Apache License to your work. + + To apply the Apache License to your work, attach the following + boilerplate notice, with the fields enclosed by brackets "[]" + replaced with your own identifying information. (Don't include + the brackets!) The text should be enclosed in the appropriate + comment syntax for the file format. We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright [yyyy] [name of copyright owner] + + Licensed 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. + diff --git a/examples/camel-example-vertx-kafka/src/main/resources/META-INF/NOTICE.txt b/examples/camel-example-vertx-kafka/src/main/resources/META-INF/NOTICE.txt new file mode 100644 index 0000000..2e215bf --- /dev/null +++ b/examples/camel-example-vertx-kafka/src/main/resources/META-INF/NOTICE.txt @@ -0,0 +1,11 @@ + ========================================================================= + == NOTICE file corresponding to the section 4 d of == + == the Apache License, Version 2.0, == + == in this case for the Apache Camel distribution. == + ========================================================================= + + This product includes software developed by + The Apache Software Foundation (http://www.apache.org/). + + Please read the different LICENSE files present in the licenses directory of + this distribution. diff --git a/examples/camel-example-vertx-kafka/src/main/resources/application.properties b/examples/camel-example-vertx-kafka/src/main/resources/application.properties new file mode 100644 index 0000000..1a3bdf1 --- /dev/null +++ b/examples/camel-example-vertx-kafka/src/main/resources/application.properties @@ -0,0 +1,36 @@ +## --------------------------------------------------------------------------- +## 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. +## --------------------------------------------------------------------------- + +## Modify value of kafka.host and kafka.port before running application + +kafka.host=localhost +kafka.port=9092 + +# Producer properties +producer.topic=TestLog +producer.partitioner=org.apache.camel.example.vertx.kafka.StringPartitioner + +# Consumer properties + +# One consumer can listen to more than one topics.[ TestLog,AccessLog ] +consumer.topic=TestLog +consumer.group=kafkaGroup +consumer.maxPollRecords=5000 + + +# Get records from the beginning +consumer.seekTo=beginning diff --git a/examples/camel-example-vertx-kafka/src/main/resources/log4j2.properties b/examples/camel-example-vertx-kafka/src/main/resources/log4j2.properties new file mode 100644 index 0000000..d406a9f --- /dev/null +++ b/examples/camel-example-vertx-kafka/src/main/resources/log4j2.properties @@ -0,0 +1,23 @@ +## --------------------------------------------------------------------------- +## 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. +## --------------------------------------------------------------------------- + +appender.out.type = Console +appender.out.name = out +appender.out.layout.type = PatternLayout +appender.out.layout.pattern = %d [%-15.15t] %-5p %-30.30c{1} - %m%n +rootLogger.level = INFO +rootLogger.appenderRef.out.ref = out diff --git a/examples/pom.xml b/examples/pom.xml index 4413367..7ebf729 100644 --- a/examples/pom.xml +++ b/examples/pom.xml @@ -160,6 +160,7 @@ <module>camel-example-transformer-cdi</module> <module>camel-example-transformer-demo</module> <module>camel-example-twitter-websocket</module> + <module>camel-example-vertx-kafka</module> <module>camel-example-widget-gadget-cdi</module> <module>camel-example-widget-gadget-java</module> <module>camel-example-widget-gadget-xml</module>