Repository: camel Updated Branches: refs/heads/master 9ddbb5f3b -> dc346d345
Camel hystrix example Project: http://git-wip-us.apache.org/repos/asf/camel/repo Commit: http://git-wip-us.apache.org/repos/asf/camel/commit/c1649ceb Tree: http://git-wip-us.apache.org/repos/asf/camel/tree/c1649ceb Diff: http://git-wip-us.apache.org/repos/asf/camel/diff/c1649ceb Branch: refs/heads/master Commit: c1649ceb1bdf8fb43c107b19b9ecfbe0d5d56ce5 Parents: 9ddbb5f Author: Claus Ibsen <davscl...@apache.org> Authored: Wed Apr 20 12:07:26 2016 +0200 Committer: Claus Ibsen <davscl...@apache.org> Committed: Thu Apr 21 11:46:18 2016 +0200 ---------------------------------------------------------------------- examples/camel-example-hystrix/README.md | 69 +++++++ examples/camel-example-hystrix/client/pom.xml | 110 ++++++++++ .../src/main/java/sample/camel/ClientRoute.java | 38 ++++ .../src/main/java/sample/camel/CounterBean.java | 32 +++ .../src/main/resources/META-INF/LICENSE.txt | 203 +++++++++++++++++++ .../src/main/resources/META-INF/NOTICE.txt | 11 + .../src/main/resources/META-INF/beans.xml | 18 ++ .../client/src/main/resources/log4j.properties | 28 +++ examples/camel-example-hystrix/pom.xml | 40 ++++ examples/camel-example-hystrix/service1/pom.xml | 95 +++++++++ .../java/sample/camel/Service1Application.java | 37 ++++ .../main/java/sample/camel/Service1Route.java | 34 ++++ .../src/main/resources/META-INF/LICENSE.txt | 203 +++++++++++++++++++ .../src/main/resources/META-INF/NOTICE.txt | 11 + .../src/main/resources/application.properties | 25 +++ examples/camel-example-hystrix/service2/pom.xml | 92 +++++++++ .../java/sample/camel/Service2Application.java | 29 +++ .../main/java/sample/camel/Service2Route.java | 32 +++ .../src/main/resources/META-INF/LICENSE.txt | 203 +++++++++++++++++++ .../src/main/resources/META-INF/NOTICE.txt | 11 + .../src/main/resources/log4j.properties | 28 +++ examples/pom.xml | 1 + 22 files changed, 1350 insertions(+) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/camel/blob/c1649ceb/examples/camel-example-hystrix/README.md ---------------------------------------------------------------------- diff --git a/examples/camel-example-hystrix/README.md b/examples/camel-example-hystrix/README.md new file mode 100644 index 0000000..19ccb83 --- /dev/null +++ b/examples/camel-example-hystrix/README.md @@ -0,0 +1,69 @@ +# Hystrix Example + +### Introduction + +This example shows how to use Camel with Hystrix EIP as circuit breaker in Camel routes + +The example includes three sub maven modules that implement + +- client +- service1 +- service2 + +Where client -> service1 + client -> service2 (fallback) + +### Configuration + +Service1 is configured in the `src/main/java/sample/camel/Service1Application.java` source code. +Service2 is configured in the `src/main/resources/application.properties` properties file. + +### Build + +You will need to compile this example first: + +```sh +$ mvn compile +``` + +### Run the example + +Then using three different shells and run service1 and service2 before the client. + +```sh +$ cd service1 +$ mvn compile spring-boot:run +``` + +When service1 is ready then start service2 + +```sh +$ cd service2 +$ mvn compile camel:run +``` + +And then start the client that calls service1 every 10th seconds. + +```sh +$ cd client +$ mvn compile camel:run +``` + +You can then stop service1 and see that the client should fallback to service2 in the Hystrix EIP circuit breaker. + +### Hystrix web console + +You should be able to visualize the state of the Hystrix Circuit Breaker in the Hystrix Web Console. + +TODO: How to run this console + + +### Forum, Help, etc + +If you hit an problems please let us know on the Camel Forums +<http://camel.apache.org/discussion-forums.html> + +Please help us make Apache Camel better - we appreciate any feedback you may +have. Enjoy! + +The Camel riders! http://git-wip-us.apache.org/repos/asf/camel/blob/c1649ceb/examples/camel-example-hystrix/client/pom.xml ---------------------------------------------------------------------- diff --git a/examples/camel-example-hystrix/client/pom.xml b/examples/camel-example-hystrix/client/pom.xml new file mode 100644 index 0000000..2723c27 --- /dev/null +++ b/examples/camel-example-hystrix/client/pom.xml @@ -0,0 +1,110 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + 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</groupId> + <artifactId>camel-example-hystrix</artifactId> + <version>2.18-SNAPSHOT</version> + </parent> + + <artifactId>camel-example-hystrix-client</artifactId> + <name>Camel :: Example :: Hystrix :: Client</name> + <description>An example showing how to use Hystrix EIP as circuit breaker in Camel routes</description> + + <!-- import Camel BOM --> + <dependencyManagement> + <dependencies> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-parent</artifactId> + <version>${project.version}</version> + <type>pom</type> + <scope>import</scope> + </dependency> + </dependencies> + </dependencyManagement> + + <dependencies> + + <!-- CDI API --> + <dependency> + <groupId>javax.enterprise</groupId> + <artifactId>cdi-api</artifactId> + <version>${cdi-api-1.2-version}</version> + <scope>provided</scope> + </dependency> + + <!-- camel-cdi --> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-cdi</artifactId> + </dependency> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-hystrix</artifactId> + </dependency> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-http</artifactId> + </dependency> + + <!-- logging --> + + + </dependencies> + + <build> + + <plugins> + <!-- allows the routes to be run via 'mvn camel:run' --> + <plugin> + <groupId>org.apache.camel</groupId> + <artifactId>camel-maven-plugin</artifactId> + <version>${project.version}</version> + <dependencies> + <dependency> + <groupId>org.apache.deltaspike.cdictrl</groupId> + <artifactId>deltaspike-cdictrl-weld</artifactId> + <version>${deltaspike-version}</version> + </dependency> + <dependency> + <groupId>org.jboss.weld.se</groupId> + <artifactId>weld-se</artifactId> + <version>${weld2-version}</version> + </dependency> + <dependency> + <groupId>org.slf4j</groupId> + <artifactId>slf4j-log4j12</artifactId> + <version>${slf4j-version}</version> + </dependency> + <dependency> + <groupId>log4j</groupId> + <artifactId>log4j</artifactId> + <version>${log4j-version}</version> + </dependency> + </dependencies> + </plugin> + </plugins> + + </build> + +</project> http://git-wip-us.apache.org/repos/asf/camel/blob/c1649ceb/examples/camel-example-hystrix/client/src/main/java/sample/camel/ClientRoute.java ---------------------------------------------------------------------- diff --git a/examples/camel-example-hystrix/client/src/main/java/sample/camel/ClientRoute.java b/examples/camel-example-hystrix/client/src/main/java/sample/camel/ClientRoute.java new file mode 100644 index 0000000..be174a6 --- /dev/null +++ b/examples/camel-example-hystrix/client/src/main/java/sample/camel/ClientRoute.java @@ -0,0 +1,38 @@ +/** + * 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 sample.camel; + +import org.apache.camel.builder.RouteBuilder; + +public class ClientRoute extends RouteBuilder { + + @Override + public void configure() { + // you can configure the route rule with Java DSL here + from("timer:trigger?exchangePattern=InOut&period=10s") + .bean("counterBean") + .hystrix() + .log(" Client request: ${body}") + .to("http://localhost:9090/service1";) + .onFallback() + .log(" Client fallback request: ${body}") + .to("http://localhost:9090/service2";) + .end() + .log("Client response: ${body}"); + } + +} http://git-wip-us.apache.org/repos/asf/camel/blob/c1649ceb/examples/camel-example-hystrix/client/src/main/java/sample/camel/CounterBean.java ---------------------------------------------------------------------- diff --git a/examples/camel-example-hystrix/client/src/main/java/sample/camel/CounterBean.java b/examples/camel-example-hystrix/client/src/main/java/sample/camel/CounterBean.java new file mode 100644 index 0000000..0c27215 --- /dev/null +++ b/examples/camel-example-hystrix/client/src/main/java/sample/camel/CounterBean.java @@ -0,0 +1,32 @@ +/** + * 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 sample.camel; + +import javax.inject.Named; +import javax.inject.Singleton; + +@Singleton +@Named("counterBean") +public class CounterBean { + + private int counter; + + public String someMethod(String body) { + return "" + ++counter; + } + +} http://git-wip-us.apache.org/repos/asf/camel/blob/c1649ceb/examples/camel-example-hystrix/client/src/main/resources/META-INF/LICENSE.txt ---------------------------------------------------------------------- diff --git a/examples/camel-example-hystrix/client/src/main/resources/META-INF/LICENSE.txt b/examples/camel-example-hystrix/client/src/main/resources/META-INF/LICENSE.txt new file mode 100644 index 0000000..6b0b127 --- /dev/null +++ b/examples/camel-example-hystrix/client/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. 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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. +--> +<beans/> \ No newline at end of file http://git-wip-us.apache.org/repos/asf/camel/blob/c1649ceb/examples/camel-example-hystrix/client/src/main/resources/log4j.properties ---------------------------------------------------------------------- diff --git a/examples/camel-example-hystrix/client/src/main/resources/log4j.properties b/examples/camel-example-hystrix/client/src/main/resources/log4j.properties new file mode 100644 index 0000000..d04caeb --- /dev/null +++ b/examples/camel-example-hystrix/client/src/main/resources/log4j.properties @@ -0,0 +1,28 @@ +## ------------------------------------------------------------------------ +## 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. +## ------------------------------------------------------------------------ + +# +# The logging properties used +# +log4j.rootLogger=INFO, stdout + +log4j.logger.org.apache.camel.zipkin=DEBUG + +# CONSOLE appender not used by default +log4j.appender.stdout=org.apache.log4j.ConsoleAppender +log4j.appender.stdout.layout=org.apache.log4j.PatternLayout +log4j.appender.stdout.layout.ConversionPattern=%d [%-15.15t] %-5p %-30.30c{1} - %m%n http://git-wip-us.apache.org/repos/asf/camel/blob/c1649ceb/examples/camel-example-hystrix/pom.xml ---------------------------------------------------------------------- diff --git a/examples/camel-example-hystrix/pom.xml b/examples/camel-example-hystrix/pom.xml new file mode 100644 index 0000000..000fc19 --- /dev/null +++ b/examples/camel-example-hystrix/pom.xml @@ -0,0 +1,40 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + 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</groupId> + <artifactId>examples</artifactId> + <version>2.18-SNAPSHOT</version> + </parent> + + <artifactId>camel-example-hystrix</artifactId> + <packaging>pom</packaging> + <name>Camel :: Example :: Hystrix</name> + <description>An example showing how to use Hystrix EIP as circuit breaker in Camel routes</description> + + <modules> + <module>client</module> + <module>service1</module> + <module>service2</module> + </modules> + +</project> http://git-wip-us.apache.org/repos/asf/camel/blob/c1649ceb/examples/camel-example-hystrix/service1/pom.xml ---------------------------------------------------------------------- diff --git a/examples/camel-example-hystrix/service1/pom.xml b/examples/camel-example-hystrix/service1/pom.xml new file mode 100644 index 0000000..6d8f7c5 --- /dev/null +++ b/examples/camel-example-hystrix/service1/pom.xml @@ -0,0 +1,95 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + 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</groupId> + <artifactId>camel-example-hystrix</artifactId> + <version>2.18-SNAPSHOT</version> + </parent> + + <artifactId>camel-example-hystrix-service1</artifactId> + <name>Camel :: Example :: Hystrix :: Service 1</name> + <description>An example showing how to use Hystrix EIP as circuit breaker in Camel routes</description> + + <properties> + <spring.boot-version>${spring-boot-version}</spring.boot-version> + </properties> + + <!-- import Spring-Boot and Camel BOM --> + <dependencyManagement> + <dependencies> + <dependency> + <groupId>org.springframework.boot</groupId> + <artifactId>spring-boot-dependencies</artifactId> + <version>${spring.boot-version}</version> + <type>pom</type> + <scope>import</scope> + </dependency> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-parent</artifactId> + <version>${project.version}</version> + <type>pom</type> + <scope>import</scope> + </dependency> + </dependencies> + </dependencyManagement> + + <dependencies> + + <!-- spring-boot --> + <dependency> + <groupId>org.springframework.boot</groupId> + <artifactId>spring-boot-starter</artifactId> + </dependency> + + <!-- camel --> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-spring-boot-starter</artifactId> + </dependency> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-hystrix</artifactId> + </dependency> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-jetty</artifactId> + </dependency> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-http</artifactId> + </dependency> + + </dependencies> + + <build> + <plugins> + <plugin> + <groupId>org.springframework.boot</groupId> + <artifactId>spring-boot-maven-plugin</artifactId> + <version>${spring-boot-version}</version> + </plugin> + </plugins> + </build> + +</project> http://git-wip-us.apache.org/repos/asf/camel/blob/c1649ceb/examples/camel-example-hystrix/service1/src/main/java/sample/camel/Service1Application.java ---------------------------------------------------------------------- diff --git a/examples/camel-example-hystrix/service1/src/main/java/sample/camel/Service1Application.java b/examples/camel-example-hystrix/service1/src/main/java/sample/camel/Service1Application.java new file mode 100644 index 0000000..6a20e7b --- /dev/null +++ b/examples/camel-example-hystrix/service1/src/main/java/sample/camel/Service1Application.java @@ -0,0 +1,37 @@ +/** + * 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 sample.camel; + +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; + +//CHECKSTYLE:OFF +/** + * A Spring Boot application that starts the Camel Hystrix application. + */ +@SpringBootApplication +public class Service1Application { + + /** + * A main method to start this application. + */ + public static void main(String[] args) { + SpringApplication.run(Service1Application.class, args); + } + +} +//CHECKSTYLE:ON http://git-wip-us.apache.org/repos/asf/camel/blob/c1649ceb/examples/camel-example-hystrix/service1/src/main/java/sample/camel/Service1Route.java ---------------------------------------------------------------------- diff --git a/examples/camel-example-hystrix/service1/src/main/java/sample/camel/Service1Route.java b/examples/camel-example-hystrix/service1/src/main/java/sample/camel/Service1Route.java new file mode 100644 index 0000000..e785560 --- /dev/null +++ b/examples/camel-example-hystrix/service1/src/main/java/sample/camel/Service1Route.java @@ -0,0 +1,34 @@ +/** + * 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 sample.camel; + +import org.apache.camel.builder.RouteBuilder; +import org.springframework.stereotype.Component; + +@Component +public class Service1Route extends RouteBuilder { + + @Override + public void configure() throws Exception { + from("jetty:http://0.0.0.0:{{service1.port}}/service1";).routeId("service1").streamCaching() + .log("Service1 request: ${body}") + .delay(simple("${random(1000,2000)}")) + .transform(simple("Service1-${body}")) + .log("Service1 response: ${body}"); + } + +} http://git-wip-us.apache.org/repos/asf/camel/blob/c1649ceb/examples/camel-example-hystrix/service1/src/main/resources/META-INF/LICENSE.txt ---------------------------------------------------------------------- diff --git a/examples/camel-example-hystrix/service1/src/main/resources/META-INF/LICENSE.txt b/examples/camel-example-hystrix/service1/src/main/resources/META-INF/LICENSE.txt new file mode 100644 index 0000000..6b0b127 --- /dev/null +++ b/examples/camel-example-hystrix/service1/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. 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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. 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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. + http://git-wip-us.apache.org/repos/asf/camel/blob/c1649ceb/examples/camel-example-hystrix/service1/src/main/resources/META-INF/NOTICE.txt ---------------------------------------------------------------------- diff --git a/examples/camel-example-hystrix/service1/src/main/resources/META-INF/NOTICE.txt b/examples/camel-example-hystrix/service1/src/main/resources/META-INF/NOTICE.txt new file mode 100644 index 0000000..2e215bf --- /dev/null +++ b/examples/camel-example-hystrix/service1/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. http://git-wip-us.apache.org/repos/asf/camel/blob/c1649ceb/examples/camel-example-hystrix/service1/src/main/resources/application.properties ---------------------------------------------------------------------- diff --git a/examples/camel-example-hystrix/service1/src/main/resources/application.properties b/examples/camel-example-hystrix/service1/src/main/resources/application.properties new file mode 100644 index 0000000..12a19b0 --- /dev/null +++ b/examples/camel-example-hystrix/service1/src/main/resources/application.properties @@ -0,0 +1,25 @@ +# +# 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. +# + +# the name of Camel +camel.springboot.name=Service1 +camel.springboot.main-run-controller=true + +# the port number the service will use for accepting incoming HTTP requests +service1.port=9090 +service2.port=7070 + http://git-wip-us.apache.org/repos/asf/camel/blob/c1649ceb/examples/camel-example-hystrix/service2/pom.xml ---------------------------------------------------------------------- diff --git a/examples/camel-example-hystrix/service2/pom.xml b/examples/camel-example-hystrix/service2/pom.xml new file mode 100644 index 0000000..03ceca3 --- /dev/null +++ b/examples/camel-example-hystrix/service2/pom.xml @@ -0,0 +1,92 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + 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</groupId> + <artifactId>camel-example-hystrix</artifactId> + <version>2.18-SNAPSHOT</version> + </parent> + + <artifactId>camel-example-hystrix-service2</artifactId> + <name>Camel :: Example :: Hystrix :: Service 2</name> + <description>An example showing how to use Hystrix EIP as circuit breaker in Camel routes</description> + + <!-- import Camel BOM --> + <dependencyManagement> + <dependencies> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-parent</artifactId> + <version>${project.version}</version> + <type>pom</type> + <scope>import</scope> + </dependency> + </dependencies> + </dependencyManagement> + + <dependencies> + + <!-- camel-core --> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-core</artifactId> + </dependency> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-hystrix</artifactId> + </dependency> + <dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-undertow</artifactId> + </dependency> + + </dependencies> + + <build> + + <plugins> + <!-- allows the routes to be run via 'mvn camel:run' --> + <plugin> + <groupId>org.apache.camel</groupId> + <artifactId>camel-maven-plugin</artifactId> + <version>${project.version}</version> + <configuration> + <mainClass>sample.camel.Service2Application</mainClass> + </configuration> + <dependencies> + <dependency> + <groupId>org.slf4j</groupId> + <artifactId>slf4j-log4j12</artifactId> + <version>${slf4j-version}</version> + </dependency> + <dependency> + <groupId>log4j</groupId> + <artifactId>log4j</artifactId> + <version>${log4j-version}</version> + </dependency> + </dependencies> + </plugin> + </plugins> + + </build> + +</project> http://git-wip-us.apache.org/repos/asf/camel/blob/c1649ceb/examples/camel-example-hystrix/service2/src/main/java/sample/camel/Service2Application.java ---------------------------------------------------------------------- diff --git a/examples/camel-example-hystrix/service2/src/main/java/sample/camel/Service2Application.java b/examples/camel-example-hystrix/service2/src/main/java/sample/camel/Service2Application.java new file mode 100644 index 0000000..851f73d --- /dev/null +++ b/examples/camel-example-hystrix/service2/src/main/java/sample/camel/Service2Application.java @@ -0,0 +1,29 @@ +/** + * 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 sample.camel; + +import org.apache.camel.main.Main; + +public class Service2Application { + + public static void main(String[] args) throws Exception { + Main main = new Main(); + main.addRouteBuilder(new Service2Route()); + main.run(); + } + +} http://git-wip-us.apache.org/repos/asf/camel/blob/c1649ceb/examples/camel-example-hystrix/service2/src/main/java/sample/camel/Service2Route.java ---------------------------------------------------------------------- diff --git a/examples/camel-example-hystrix/service2/src/main/java/sample/camel/Service2Route.java b/examples/camel-example-hystrix/service2/src/main/java/sample/camel/Service2Route.java new file mode 100644 index 0000000..9510461 --- /dev/null +++ b/examples/camel-example-hystrix/service2/src/main/java/sample/camel/Service2Route.java @@ -0,0 +1,32 @@ +/** + * 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 sample.camel; + +import org.apache.camel.builder.RouteBuilder; + +public class Service2Route extends RouteBuilder { + + @Override + public void configure() throws Exception { + from("undertow:http://0.0.0.0:7070/service2";).routeId("service2").streamCaching() + .log(" Service2 request: ${body}") + .delay(simple("${random(1000,2000)}")) + .transform(simple("Service2-${body}")) + .log("Service2 response: ${body}"); + } + +} http://git-wip-us.apache.org/repos/asf/camel/blob/c1649ceb/examples/camel-example-hystrix/service2/src/main/resources/META-INF/LICENSE.txt ---------------------------------------------------------------------- diff --git a/examples/camel-example-hystrix/service2/src/main/resources/META-INF/LICENSE.txt b/examples/camel-example-hystrix/service2/src/main/resources/META-INF/LICENSE.txt new file mode 100644 index 0000000..6b0b127 --- /dev/null +++ b/examples/camel-example-hystrix/service2/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. 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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. +## ------------------------------------------------------------------------ + +# +# The logging properties used +# +log4j.rootLogger=INFO, stdout + +log4j.logger.org.apache.camel.zipkin=DEBUG + +# CONSOLE appender not used by default +log4j.appender.stdout=org.apache.log4j.ConsoleAppender +log4j.appender.stdout.layout=org.apache.log4j.PatternLayout +log4j.appender.stdout.layout.ConversionPattern=%d [%-15.15t] %-5p %-30.30c{1} - %m%n http://git-wip-us.apache.org/repos/asf/camel/blob/c1649ceb/examples/pom.xml ---------------------------------------------------------------------- diff --git a/examples/pom.xml b/examples/pom.xml index 6a7588b..e3d46e9 100644 --- a/examples/pom.xml +++ b/examples/pom.xml @@ -53,6 +53,7 @@ <module>camel-example-etl</module> <module>camel-example-ftp</module> <module>camel-example-guice-jms</module> + <module>camel-example-hystrix</module> <module>camel-example-jdbc</module> <module>camel-example-jmx</module> <module>camel-example-jms-file</module>
