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Set up build to use Paketo build packs for Spring Native.
Use buildpack based native image builds. Remove offending libraries: both Spring Boot DevTools and the Thin Launcher are not native-ready yet. Added NativeConfiguration to capture a few manual hints still needed.
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‎server/pom.xml

+61-2
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@@ -18,6 +18,7 @@ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/ma
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<properties>
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<java.version>11</java.version>
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<spring-data-bom.version>2021.0.2</spring-data-bom.version>
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<spring-native.version>0.10.0</spring-native.version>
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</properties>
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<dependencyManagement>
@@ -71,7 +72,7 @@ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/ma
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<dependency>
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<groupId>org.springframework.data</groupId>
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<artifactId>spring-data-rest-hal-explorer</artifactId>
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<scope>runtime</scope>
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<!--<scope>runtime</scope>-->
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</dependency>
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<dependency>
@@ -124,11 +125,13 @@ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/ma
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<!-- Misc -->
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<!--
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-devtools</artifactId>
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<optional>true</optional>
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</dependency>
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-->
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<dependency>
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<groupId>org.javamoney.moneta</groupId>
@@ -146,6 +149,20 @@ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/ma
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<artifactId>json-path</artifactId>
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</dependency>
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<!-- Spring native -->
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<dependency>
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<groupId>org.springframework.experimental</groupId>
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<artifactId>spring-native</artifactId>
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<version>${spring-native.version}</version>
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</dependency>
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<dependency>
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<groupId>org.springframework.experimental</groupId>
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<artifactId>spring-native-configuration</artifactId>
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<version>${spring-native.version}</version>
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</dependency>
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</dependencies>
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<build>
@@ -156,13 +173,21 @@ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/ma
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<artifactId>spring-boot-maven-plugin</artifactId>
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<configuration>
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<executable>true</executable>
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<image>
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<builder>paketobuildpacks/builder:tiny</builder>
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<env>
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<BP_NATIVE_IMAGE>true</BP_NATIVE_IMAGE>
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</env>
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</image>
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</configuration>
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<dependencies>
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<!--
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<dependency>
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<groupId>org.springframework.boot.experimental</groupId>
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<artifactId>spring-boot-thin-layout</artifactId>
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<version>1.0.27.BUILD-SNAPSHOT</version>
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<version>1.0.27.RELEASE</version>
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</dependency>
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-->
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</dependencies>
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</plugin>
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@@ -186,6 +211,26 @@ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/ma
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</dependencies>
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</plugin>
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<plugin>
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<groupId>org.springframework.experimental</groupId>
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<artifactId>spring-aot-maven-plugin</artifactId>
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<version>${spring-native.version}</version>
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<executions>
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<execution>
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<id>generate</id>
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<goals>
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<goal>generate</goal>
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</goals>
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</execution>
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<execution>
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<id>test-generate</id>
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<goals>
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<goal>test-generate</goal>
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</goals>
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</execution>
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</executions>
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</plugin>
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</plugins>
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</build>
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@@ -201,6 +246,13 @@ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/ma
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<enabled>false</enabled>
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</snapshots>
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</repository>
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<repository>
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<id>spring-release</id>
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<url>https://repo.spring.io/release</url>
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<snapshots>
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<enabled>false</enabled>
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</snapshots>
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</repository>
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</repositories>
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<pluginRepositories>
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<enabled>false</enabled>
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</snapshots>
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</pluginRepository>
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<pluginRepository>
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<id>spring-release</id>
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<url>https://repo.spring.io/release</url>
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<snapshots>
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<enabled>false</enabled>
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</snapshots>
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</pluginRepository>
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</pluginRepositories>
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</project>

‎server/src/main/java/org/springsource/restbucks/NativeConfiguration.java

+53
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@@ -0,0 +1,53 @@
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/*
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* Copyright 2021 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springsource.restbucks;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.context.event.EventListener;
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import org.springframework.core.annotation.SynthesizedAnnotation;
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import org.springframework.nativex.hint.AccessBits;
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import org.springframework.nativex.hint.AotProxyHint;
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import org.springframework.nativex.hint.JdkProxyHint;
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import org.springframework.nativex.hint.NativeHint;
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import org.springframework.nativex.hint.ProxyBits;
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import org.springframework.nativex.hint.TypeHint;
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import org.springframework.transaction.event.TransactionalEventListener;
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import org.springsource.restbucks.drinks.Drink;
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/**
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* Additional configuration needed to produce Graal metadata to let some application properly work on it.
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*
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* @author Oliver Drotbohm
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*/
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@Configuration
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// Standard user component requiring proxying due to @Async
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@AotProxyHint(targetClassName = "org.springsource.restbucks.engine.Engine", proxyFeatures = ProxyBits.IS_STATIC)
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// Due to DrinksOptions.BY_NAME (i.e. the usage of a domain type with Spring Data's TypedSort)
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@AotProxyHint(targetClass = Drink.class, proxyFeatures = ProxyBits.IS_STATIC)
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// Referred to by a custom AttributeConverter
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// https://github.com/spring-projects-experimental/spring-native/issues/829
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@TypeHint(types = { org.javamoney.moneta.Money.class }, access = AccessBits.LOAD_AND_CONSTRUCT)
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// Needed to get @TransactionalEventListener on Engine.process(…) working
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// https://github.com/spring-projects-experimental/spring-native/issues/828
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@TypeHint(types = { EventListener.class, TransactionalEventListener.class }, access = AccessBits.ANNOTATION)
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// Additional wrapping needed due to https://github.com/spring-projects-experimental/spring-native/issues/830
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@NativeHint( //
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jdkProxies = @JdkProxyHint(types = { TransactionalEventListener.class, SynthesizedAnnotation.class }) //
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)
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class NativeConfiguration {}

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