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Replace deployer with a simpler library

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Instead of an app, it is now a library with some utilities
(principally ApplicationBootstrap) for launching a Spring Boot
application, extracting a function, and registering it in the
FunctionRegistry.
This commit is contained in:
Dave Syer
2018-04-25 12:44:16 +01:00
parent 59f94c1533
commit 7fa0ed7b6b
28 changed files with 1769 additions and 1240 deletions
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35
spring-cloud-function-deployer/src/it/settings.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<settings>
<profiles>
<profile>
<id>it-repo</id>
<activation>
<activeByDefault>true</activeByDefault>
</activation>
<repositories>
<repository>
<id>local.central</id>
<url>@localRepositoryUrl@</url>
<releases>
<enabled>true</enabled>
</releases>
<snapshots>
<enabled>true</enabled>
</snapshots>
</repository>
</repositories>
<pluginRepositories>
<pluginRepository>
<id>local.central</id>
<url>@localRepositoryUrl@</url>
<releases>
<enabled>true</enabled>
</releases>
<snapshots>
<enabled>true</enabled>
</snapshots>
</pluginRepository>
</pluginRepositories>
</profile>
</profiles>
</settings>

107
spring-cloud-function-deployer/src/it/support/pom.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<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/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.example</groupId>
<artifactId>function-sample</artifactId>
<version>1.0.0.M1</version>
<packaging>jar</packaging>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>1.5.12.RELEASE</version>
<relativePath/>
</parent>
<properties>
<java.version>1.8</java.version>
<spring-cloud-function.version>1.0.0.BUILD-SNAPSHOT</spring-cloud-function.version>
<wrapper.version>1.0.10.RELEASE</wrapper.version>
<reactor.version>3.2.0.M1</reactor.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-function-context</artifactId>
<version>${spring-cloud-function.version}</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<configuration>
<classifier>exec</classifier>
</configuration>
</plugin>
</plugins>
</build>
<repositories>
<repository>
<id>spring-snapshots</id>
<name>Spring Snapshots</name>
<url>https://repo.spring.io/libs-snapshot-local</url>
<snapshots>
<enabled>true</enabled>
</snapshots>
<releases>
<enabled>false</enabled>
</releases>
</repository>
<repository>
<id>spring-milestones</id>
<name>Spring Milestones</name>
<url>https://repo.spring.io/libs-milestone-local</url>
<snapshots>
<enabled>false</enabled>
</snapshots>
</repository>
<repository>
<id>spring-releases</id>
<name>Spring Releases</name>
<url>https://repo.spring.io/release</url>
<snapshots>
<enabled>false</enabled>
</snapshots>
</repository>
</repositories>
<pluginRepositories>
<pluginRepository>
<id>spring-snapshots</id>
<name>Spring Snapshots</name>
<url>https://repo.spring.io/libs-snapshot-local</url>
<snapshots>
<enabled>true</enabled>
</snapshots>
<releases>
<enabled>false</enabled>
</releases>
</pluginRepository>
<pluginRepository>
<id>spring-milestones</id>
<name>Spring Milestones</name>
<url>https://repo.spring.io/libs-milestone-local</url>
<snapshots>
<enabled>false</enabled>
</snapshots>
</pluginRepository>
<pluginRepository>
<id>spring-releases</id>
<name>Spring Releases</name>
<url>https://repo.spring.io/libs-release-local</url>
<snapshots>
<enabled>false</enabled>
</snapshots>
</pluginRepository>
</pluginRepositories>
</project>

27
spring-cloud-function-deployer/src/it/support/src/main/java/com/example/functions/DoubleLogger.java Normal file
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/*
* Copyright 2017 the original author or authors.
*
* 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.
*/
package com.example.functions;
import java.util.function.Consumer;
public class DoubleLogger implements Consumer<Integer> {
@Override
public void accept(Integer i) {
System.out.println(2 * i);
}
}

34
spring-cloud-function-deployer/src/it/support/src/main/java/com/example/functions/Emitter.java Normal file
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/*
* Copyright 2017 the original author or authors.
*
* 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.
*/
package com.example.functions;
import java.util.function.Supplier;
/**
* @author Eric Bottard
*/
public class Emitter implements Supplier<String> {
private int i = 0;
private String[] values = {"one", "two", "three", "four"};
@Override
public String get() {
return values[i++ % values.length];
}
}

47
spring-cloud-function-deployer/src/it/support/src/main/java/com/example/functions/FunctionApp.java Normal file
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/*
* Copyright 2017 the original author or authors.
*
* 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.
*/
package com.example.functions;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.Bean;
/**
* @author Dave Syer
*/
@SpringBootApplication
public class FunctionApp {
@Bean
public DoubleLogger myDoubler() {
return new DoubleLogger();
}
@Bean
public Emitter myEmitter() {
return new Emitter();
}
@Bean
public LengthCounter myCounter() {
return new LengthCounter();
}
public static void main(String[] args) throws Exception {
SpringApplication.run(FunctionApp.class, args);
}
}

30
spring-cloud-function-deployer/src/it/support/src/main/java/com/example/functions/LengthCounter.java Normal file
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/*
* Copyright 2017 the original author or authors.
*
* 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.
*/
package com.example.functions;
import java.util.function.Function;
/**
* @author Eric Bottard
*/
public class LengthCounter implements Function<String, Integer> {
@Override
public Integer apply(String string) {
return string.length();
}
}