Add a Spring Boot example and integration code.

Change-Id: Ia11dea607c74d9b4cc9a698e9ec92e930bd03f37

9 files changed, 179 insertions, 0 deletions

diff --git a/examples/spring-boot/pom.xml b/examples/spring-boot/pom.xml
new file mode 100644
index 0000000..29e17d3
--- /dev/null
+++ b/examples/spring-boot/pom.xml
@@ -0,0 +1,93 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd"
+  xmlns="http://maven.apache.org/POM/4.0.0"
+  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+
+  <modelVersion>4.0.0</modelVersion>
+
+  <parent>
+    <groupId>eu.mulk.quarkus-googlecloud-jsonlogging</groupId>
+    <artifactId>quarkus-googlecloud-jsonlogging-parent</artifactId>
+    <version>3.1.4-SNAPSHOT</version>
+  </parent>
+
+  <artifactId>quarkus-googlecloud-jsonlogging-spring-boot-example</artifactId>
+  <name>Quarkus Google Cloud JSON Logging Extension - Spring Boot Example</name>
+
+  <dependencyManagement>
+    <dependencies>
+      <dependency>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-dependencies</artifactId>
+        <version>2.6.2</version>
+        <type>pom</type>
+        <scope>import</scope>
+      </dependency>
+    </dependencies>
+  </dependencyManagement>
+
+  <dependencies>
+    <dependency>
+      <groupId>org.jboss.slf4j</groupId>
+      <artifactId>slf4j-jboss-logmanager</artifactId>
+      <version>1.1.0.Final</version>
+    </dependency>
+    <!-- *** optional ***
+    <dependency>
+      <groupId>org.jboss.logmanager</groupId>
+      <artifactId>log4j2-jboss-logmanager</artifactId>
+      <version>1.0.0.Final</version>
+    </dependency>
+    -->
+    <!-- *** optional ***
+    <dependency>
+      <groupId>org.jboss.logmanager</groupId>
+      <artifactId>log4j-jboss-logmanager</artifactId>
+      <version>1.2.2.Final</version>
+    </dependency>
+    -->
+    <!-- *** optional ***
+    <dependency>
+      <groupId>org.slf4j</groupId>
+      <artifactId>jcl-over-slf4j</artifactId>
+    </dependency>
+    -->
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-starter-web</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-starter</artifactId>
+      <exclusions>
+        <exclusion>
+          <groupId>ch.qos.logback</groupId>
+          <artifactId>logback-classic</artifactId>
+        </exclusion>
+        <!--
+        <exclusion>
+          <groupId>org.springframework.boot</groupId>
+          <artifactId>spring-boot-starter-logging</artifactId>
+        </exclusion>
+        -->
+      </exclusions>
+    </dependency>
+    <dependency>
+      <groupId>eu.mulk.quarkus-googlecloud-jsonlogging</groupId>
+      <artifactId>quarkus-googlecloud-jsonlogging-core</artifactId>
+      <version>${project.version}</version>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-maven-plugin</artifactId>
+        <version>2.6.2</version>
+      </plugin>
+    </plugins>
+  </build>
+
+</project>
diff --git a/examples/spring-boot/src/main/java/eu/mulk/quarkus/googlecloud/jsonlogging/example/Application.java b/examples/spring-boot/src/main/java/eu/mulk/quarkus/googlecloud/jsonlogging/example/Application.java
new file mode 100644
index 0000000..d003b3f
--- /dev/null
+++ b/examples/spring-boot/src/main/java/eu/mulk/quarkus/googlecloud/jsonlogging/example/Application.java
@@ -0,0 +1,12 @@
+package eu.mulk.quarkus.googlecloud.jsonlogging.example;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class Application {
+
+  public static void main(String[] args) {
+    SpringApplication.run(Application.class, args);
+  }
+}
diff --git a/examples/spring-boot/src/main/java/eu/mulk/quarkus/googlecloud/jsonlogging/example/ApplicationLoggingSystem.java b/examples/spring-boot/src/main/java/eu/mulk/quarkus/googlecloud/jsonlogging/example/ApplicationLoggingSystem.java
new file mode 100644
index 0000000..4050b99
--- /dev/null
+++ b/examples/spring-boot/src/main/java/eu/mulk/quarkus/googlecloud/jsonlogging/example/ApplicationLoggingSystem.java
@@ -0,0 +1,22 @@
+package eu.mulk.quarkus.googlecloud.jsonlogging.example;
+
+import org.springframework.boot.logging.LogFile;
+import org.springframework.boot.logging.LoggingInitializationContext;
+import org.springframework.boot.logging.Slf4JLoggingSystem;
+
+public class ApplicationLoggingSystem extends Slf4JLoggingSystem {
+
+  public ApplicationLoggingSystem(ClassLoader classLoader) {
+    super(classLoader);
+  }
+
+  @Override
+  protected String[] getStandardConfigLocations() {
+    return new String[0];
+  }
+
+  @Override
+  protected void loadDefaults(LoggingInitializationContext initializationContext, LogFile logFile) {
+    /* no configuration necessary */
+  }
+}
diff --git a/examples/spring-boot/src/main/java/eu/mulk/quarkus/googlecloud/jsonlogging/example/RandomNumberParameterProvider.java b/examples/spring-boot/src/main/java/eu/mulk/quarkus/googlecloud/jsonlogging/example/RandomNumberParameterProvider.java
new file mode 100644
index 0000000..7e4158c
--- /dev/null
+++ b/examples/spring-boot/src/main/java/eu/mulk/quarkus/googlecloud/jsonlogging/example/RandomNumberParameterProvider.java
@@ -0,0 +1,14 @@
+package eu.mulk.quarkus.googlecloud.jsonlogging.example;
+
+import eu.mulk.quarkus.googlecloud.jsonlogging.KeyValueParameter;
+import eu.mulk.quarkus.googlecloud.jsonlogging.StructuredParameter;
+import eu.mulk.quarkus.googlecloud.jsonlogging.StructuredParameterProvider;
+import java.util.concurrent.ThreadLocalRandom;
+
+public class RandomNumberParameterProvider implements StructuredParameterProvider {
+
+  @Override
+  public StructuredParameter getParameter() {
+    return KeyValueParameter.of("randomNumber", ThreadLocalRandom.current().nextInt());
+  }
+}
diff --git a/examples/spring-boot/src/main/java/eu/mulk/quarkus/googlecloud/jsonlogging/example/RootResource.java b/examples/spring-boot/src/main/java/eu/mulk/quarkus/googlecloud/jsonlogging/example/RootResource.java
new file mode 100644
index 0000000..b3197fd
--- /dev/null
+++ b/examples/spring-boot/src/main/java/eu/mulk/quarkus/googlecloud/jsonlogging/example/RootResource.java
@@ -0,0 +1,33 @@
+package eu.mulk.quarkus.googlecloud.jsonlogging.example;
+
+import eu.mulk.quarkus.googlecloud.jsonlogging.KeyValueParameter;
+import eu.mulk.quarkus.googlecloud.jsonlogging.Label;
+import javax.annotation.PostConstruct;
+import org.jboss.logging.Logger;
+import org.jboss.logging.MDC;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController("/")
+public class RootResource {
+
+  static final Logger log = Logger.getLogger(RootResource.class);
+
+  @PostConstruct
+  public void init() {
+    log.warn("Hey!");
+  }
+
+  @GetMapping(produces = "text/plain")
+  public String hello() {
+    MDC.put("requestMethod", "GET");
+    log.infof(
+        "Hello %s.",
+        "Mulkiatsch",
+        KeyValueParameter.of("a", "b"),
+        Label.of("app", "foo"),
+        KeyValueParameter.of("version", 10));
+    throw new IllegalStateException();
+    // return "ok";
+  }
+}
diff --git a/examples/spring-boot/src/main/resources/META-INF/services/eu.mulk.quarkus.googlecloud.jsonlogging.StructuredParameterProvider b/examples/spring-boot/src/main/resources/META-INF/services/eu.mulk.quarkus.googlecloud.jsonlogging.StructuredParameterProvider
new file mode 100644
index 0000000..c0017e6
--- /dev/null
+++ b/examples/spring-boot/src/main/resources/META-INF/services/eu.mulk.quarkus.googlecloud.jsonlogging.StructuredParameterProvider
@@ -0,0 +1 @@
+eu.mulk.quarkus.googlecloud.jsonlogging.example.RandomNumberParameterProvider
diff --git a/examples/spring-boot/src/main/resources/META-INF/services/org.jboss.logmanager.EmbeddedConfigurator b/examples/spring-boot/src/main/resources/META-INF/services/org.jboss.logmanager.EmbeddedConfigurator
new file mode 100644
index 0000000..6d937e5
--- /dev/null
+++ b/examples/spring-boot/src/main/resources/META-INF/services/org.jboss.logmanager.EmbeddedConfigurator
@@ -0,0 +1 @@
+eu.mulk.quarkus.googlecloud.jsonlogging.logmanager.DefaultEmbeddedConfigurator
diff --git a/examples/spring-boot/src/main/resources/application.properties b/examples/spring-boot/src/main/resources/application.properties
new file mode 100644
index 0000000..c87d7c3
--- /dev/null
+++ b/examples/spring-boot/src/main/resources/application.properties
@@ -0,0 +1 @@
+logging.config = classpath:logging.properties
diff --git a/examples/spring-boot/src/main/resources/logging.properties b/examples/spring-boot/src/main/resources/logging.properties
new file mode 100644
index 0000000..e80e0c6
--- /dev/null
+++ b/examples/spring-boot/src/main/resources/logging.properties
@@ -0,0 +1,2 @@
+handlers = eu.mulk.quarkus.googlecloud.jsonlogging.logmanager.DefaultConsoleHandler
+.level = INFO