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davidmartinezbaruadavidmartinezbarua
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Merge pull request eugenp#10031 from carloscaverobarca/BAEL-4574-Creating-Docker-Images-for-Spring-Boot-Microservices
BAEL-4574 - Creating-Docker-Images-for-Spring-Boot-Microservices
2 parents 86f154d + 0d65502 commit 308db42

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8 files changed

+108
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‎docker/docker-internal-dto/pom.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<parent>
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<groupId>com.baeldung.docker</groupId>
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<artifactId>docker</artifactId>
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<version>0.0.1</version>
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</parent>
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<artifactId>docker-internal-dto</artifactId>
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<name>docker-internal-dto</name>
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</project>

‎docker/docker-internal-dto/src/main/java/com/baeldung/docker/dto/VariableDto.java‎

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package com.baeldung.docker.dto;
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public class VariableDto {
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private final String value;
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public VariableDto(String value) {
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this.value = value;
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}
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public String getValue() {
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return value;
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}
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}

‎docker/docker-spring-boot/pom.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<parent>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-parent</artifactId>
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<version>2.3.1.RELEASE</version>
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<relativePath/> <!-- lookup parent from repository -->
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<groupId>com.baeldung.docker</groupId>
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<artifactId>docker</artifactId>
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<version>0.0.1</version>
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</parent>
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<groupId>com.baeldung.docker</groupId>
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<artifactId>spring-boot-docker</artifactId>
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<version>0.0.1-SNAPSHOT</version>
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<name>spring-boot-docker</name>
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<artifactId>docker-spring-boot</artifactId>
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<name>docker-spring-boot</name>
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<description>Demo project showing Spring Boot and Docker</description>
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<properties>
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<java.version>8</java.version>
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<java.version>11</java.version>
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</properties>
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<dependencies>
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<artifactId>spring-boot-starter-web</artifactId>
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</dependency>
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<dependency>
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<groupId>com.baeldung.docker</groupId>
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<artifactId>docker-internal-dto</artifactId>
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<version>0.0.1</version>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-test</artifactId>
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<configuration>
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<layers>
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<enabled>true</enabled>
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<configuration>${project.basedir}/src/layers.xml</configuration>
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</layers>
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</configuration>
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</plugin>

‎docker/docker-spring-boot/src/layers.xml‎

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<layers xmlns="http://www.springframework.org/schema/boot/layers"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://www.springframework.org/schema/boot/layers
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https://www.springframework.org/schema/boot/layers/layers-2.3.xsd">
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<application>
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<into layer="spring-boot-loader">
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<include>org/springframework/boot/loader/**</include>
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</into>
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<into layer="application" />
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</application>
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<dependencies>
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<into layer="snapshot-dependencies">
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<include>*:*:*SNAPSHOT</include>
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</into>
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<into layer="internal-dependencies">
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<include>com.baeldung.docker:*:*</include>
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</into>
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<into layer="dependencies" />
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</dependencies>
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<layerOrder>
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<layer>dependencies</layer>
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<layer>spring-boot-loader</layer>
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<layer>internal-dependencies</layer>
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<layer>snapshot-dependencies</layer>
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<layer>application</layer>
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</layerOrder>
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</layers>

‎docker/docker-spring-boot/src/main/docker/Dockerfile‎

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FROM adoptopenjdk:11-jre-hotspot
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COPY --from=builder dependencies/ ./
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COPY --from=builder snapshot-dependencies/ ./
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COPY --from=builder spring-boot-loader/ ./
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COPY --from=builder internal-dependencies/ ./
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COPY --from=builder snapshot-dependencies/ ./
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COPY --from=builder application/ ./
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ENTRYPOINT ["java", "org.springframework.boot.loader.JarLauncher"]

docker/docker-spring-boot/src/main/java/com/baeldung/docker/DemoApplication.java renamed to docker/docker-spring-boot/src/main/java/com/baeldung/docker/spring/DemoApplication.java

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package com.baeldung.docker;
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package com.baeldung.docker.spring;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;

docker/docker-spring-boot/src/main/java/com/baeldung/docker/HelloController.java renamed to docker/docker-spring-boot/src/main/java/com/baeldung/docker/spring/HelloController.java

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package com.baeldung.docker;
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package com.baeldung.docker.spring;
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import org.springframework.http.ResponseEntity;
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import org.springframework.web.bind.annotation.GetMapping;

‎docker/pom.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<parent>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-parent</artifactId>
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<version>2.3.1.RELEASE</version>
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<relativePath /> <!-- lookup parent from repository -->
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</parent>
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<groupId>com.baeldung.docker</groupId>
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<artifactId>docker</artifactId>
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<version>0.0.1</version>
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<name>docker</name>
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<description>Demo project showing Spring Boot and Docker</description>
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<packaging>pom</packaging>
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<properties>
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<java.version>11</java.version>
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</properties>
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<modules>
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<module>docker-internal-dto</module>
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<module>docker-spring-boot</module>
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</modules>
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</project>

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