SpringCloud/spring-cloud-function
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Add a sample app with just beans that are Functions

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Make it deployable via its maven coordinates in
spring-cloud-function-deployer (it is deployed by default on start
up right now, but that's just a demo)
This commit is contained in:
Dave Syer
2016-12-16 11:17:23 +00:00
parent 7408664aeb
commit c6736f959b
39 changed files with 1404 additions and 84 deletions
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11
spring-cloud-function-core/pom.xml
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@@ -18,6 +18,10 @@
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-function-compiler</artifactId>
@@ -46,6 +50,13 @@
<configuration>
<classifier>registrar</classifier>
</configuration>
<dependencies>
<dependency>
<groupId>org.springframework.boot.experimental</groupId>
<artifactId>spring-boot-thin-launcher</artifactId>
<version>${wrapper.version}</version>
</dependency>
</dependencies>
</plugin>
</plugins>
</build>

33
spring-cloud-function-core/src/main/java/org/springframework/cloud/function/registry/DefaultFunctionRegistryAutoConfiguration.java Normal file
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@@ -0,0 +1,33 @@
/*
* Copyright 2016 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 org.springframework.cloud.function.registry;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
@Configuration
@ConditionalOnClass(FileSystemFunctionRegistry.class)
@ConditionalOnMissingBean(FunctionCatalog.class)
public class DefaultFunctionRegistryAutoConfiguration {
@Bean
public FunctionRegistry functionRegistry() {
return new FileSystemFunctionRegistry();
}
}

35
spring-cloud-function-core/src/main/java/org/springframework/cloud/function/registry/FunctionCatalog.java Normal file
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@@ -0,0 +1,35 @@
/*
* Copyright 2016 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 org.springframework.cloud.function.registry;
import java.util.function.Consumer;
import java.util.function.Function;
import java.util.function.Supplier;
/**
* @author Dave Syer
*/
public interface FunctionCatalog {
<T> Consumer<T> lookupConsumer(String name);
<T, R> Function<T, R> lookupFunction(String name);
<T, R> Function<T, R> composeFunction(String... functionNames);
<T> Supplier<T> lookupSupplier(String name);
}

13
spring-cloud-function-core/src/main/java/org/springframework/cloud/function/registry/FunctionRegistry.java
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@@ -16,14 +16,10 @@
package org.springframework.cloud.function.registry;
import java.util.function.Consumer;
import java.util.function.Function;
import java.util.function.Supplier;
/**
* @author Mark Fisher
*/
public interface FunctionRegistry {
public interface FunctionRegistry extends FunctionCatalog {
void registerConsumer(String name, String consumer);
@@ -31,11 +27,4 @@ public interface FunctionRegistry {
void registerSupplier(String name, String supplier);
<T> Consumer<T> lookupConsumer(String name);
<T, R> Function<T, R> lookupFunction(String name);
<T, R> Function<T, R> composeFunction(String... functionNames);
<T> Supplier<T> lookupSupplier(String name);
}

2
spring-cloud-function-core/src/main/resources/META-INF/spring.factories Normal file
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@@ -0,0 +1,2 @@
org.springframework.boot.autoconfigure.EnableAutoConfiguration=\
org.springframework.cloud.function.registry.DefaultFunctionRegistryAutoConfiguration