pom.xml

<?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.google.cloud</groupId>
    <artifactId>examples-testbed-local</artifactId>
    <packaging>jar</packaging>
    <version>1.0.0</version>
    <name>Test Local Environment Examples</name>

    <!--
    The parent pom defines common style checks and testing strategies for our samples.
    Removing or replacing it should not affect the execution of the samples in anyway.
  -->
    <!-- <parent>
        <groupId>com.google.cloud.samples</groupId>
        <artifactId>shared-configuration</artifactId>
        <version>1.0.23</version>
    </parent> -->

    <properties>
        <maven.compiler.target>1.8</maven.compiler.target>
        <maven.compiler.source>1.8</maven.compiler.source>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    </properties>

    <!-- [START logging_install_with_bom] -->
    <dependencyManagement>
        <dependencies>
            <dependency>
                <groupId>com.google.cloud</groupId>
                <artifactId>libraries-bom</artifactId>
                <version>24.2.0</version>
                <type>pom</type>
                <scope>import</scope>
            </dependency>
        </dependencies>
    </dependencyManagement>

    <dependencies>
        <dependency>
            <groupId>com.google.cloud</groupId>
            <artifactId>google-cloud-logging</artifactId>
            <version>3.6.1</version>
        </dependency>
        <dependency>
            <groupId>com.google.cloud</groupId>
            <artifactId>google-cloud-logging-logback</artifactId>
            <version>0.123.0-alpha</version>
        </dependency>
        <dependency>
            <groupId>ch.qos.logback</groupId>
            <artifactId>logback-classic</artifactId>
            <version>1.2.6</version>
        </dependency>
         
    </dependencies>
</project>

src_main_java_com_example_logging_TestLogback.java

package com.example.logging;

import java.io.IOException;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import io.grpc.Context.CancellableContext;

public class TestLogback {
    private static final Logger logger =
        LoggerFactory.getLogger(TestLogback.class.getName());
  
    private static void runCancelled(Runnable runnable){
      CancellableContext withCancellation = io.grpc.Context.current().withCancellation();
      withCancellation.run(() -> {
        withCancellation.cancel(new RuntimeException("Test cancel"));
        runnable.run();
      });
    }
    public static void main(String[] args) throws IOException {
        System.out.println("STARTING the test of async context cancelation.....");
        runCancelled(() -> {
            logger.info("Send me within cancellable context");
        });
        System.out.println("ENDING the test.....");
    }
}

src_main_resources_logback.xml

<configuration>
  <appender name="CLOUD" class="com.google.cloud.logging.logback.LoggingAppender">
  </appender>

  <root level="info">
    <appender-ref ref="CLOUD" />
  </root>
</configuration>