我在java中使用log4j2和splunk将日志发送到我的Splunk Enterprise HEC（HTTP事件收集器）Splunk Enterprise正在我的本地计算机上运行。
我正在以编程的方式进行所有的log4j2配置。（我知道这不是正确的方法，但我仍然是出于学习的目的而这样做）。
我尝试使用相同的URL和令牌将日志直接从 Postman 发送到Splunk Enterprise，它工作正常，但当我尝试使用log4j2从java发送日志时，我在Splunk中没有得到任何内容。
我的代码是=〉

import org.apache.logging.log4j.Level;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.core.config.Configurator;
import org.apache.logging.log4j.core.config.builder.api.ConfigurationBuilder;
import org.apache.logging.log4j.core.config.builder.api.ConfigurationBuilderFactory;
import org.apache.logging.log4j.core.config.builder.impl.BuiltConfiguration;
import org.apache.logging.log4j.core.layout.PatternLayout;
import com.splunk.logging.*;

public class Main {
private static final Logger log;

static {
  configureLog4J();
  log = LogManager.getLogger(Main.class);
}
public static void configureLog4J() {
      ConfigurationBuilder<BuiltConfiguration> builder =
              ConfigurationBuilderFactory.newConfigurationBuilder();

      // configure a splunk appender
      builder.add(
          builder.newAppender("splunkH", "SplunkHttp")
              .add(
                  builder.newLayout(PatternLayout.class.getSimpleName())
                      .addAttribute(
                          "pattern",
                          "%d{HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n"
                      )
              )
              .addAttribute("sourcetype", "log4j2")
              .addAttribute("index", "main")
              .addAttribute("url", "http://localhost:8088/services/collector") //I tried this url in postman and its working fine there
              .addAttribute("token", "xxx")
              .addAttribute("disableCertificateValidation", "true")

      );

      // configure the root logger
      builder.add(
          builder.newRootLogger(Level.INFO)
              .add(builder.newAppenderRef("splunkH"))
      );

      // apply the configuration
      Configurator.initialize(builder.build());

    }//end of configureLog4J

public static void main(String ar[]) {
    log.log(Level.INFO, "Hello from log4j2");

    log.log(Level.ERROR, "Error from log4j2");

}//end of main method
}//end of class

我POM文件

<dependencies>
    <dependency>
        <groupId>com.splunk.logging</groupId>
        <artifactId>splunk-library-javalogging</artifactId>
        <version>1.11.4</version>
    </dependency>
    <dependency>
        <groupId>org.apache.logging.log4j</groupId>
        <artifactId>log4j-core</artifactId>
        <version>2.11.2</version>
    </dependency>

    <dependency>
        <groupId>org.apache.logging.log4j</groupId>
        <artifactId>log4j-api</artifactId>
        <version>2.11.2</version>
    </dependency>
    <dependency>
        <groupId>com.splunk</groupId>
        <artifactId>splunk</artifactId>
        <version>1.6.5.0</version>
    </dependency>

</dependencies>

<repositories>
    <repository>
        <id>splunk-artifactory</id>
        <name>Splunk Releases</name>
        <url>https://splunk.jfrog.io/splunk/ext-releases-local</url>
    </repository>
</repositories>

我在splunk中看不到任何日志。我错过了什么吗？