// If the task crashed, start another thread to run the next task.
      if (!completedNormally) {
        startAnotherThread()
      }
    }
  }

  /**
   * Returns an immediately-executable task for the calling thread to execute, sleeping as necessary
   * until one is ready. If there are no ready queues, or if other threads have everything under

import org.opensearch.monitor.jvm.JvmInfo;
import org.opensearch.monitor.os.OsProbe;
import org.opensearch.monitor.process.ProcessProbe;

import jakarta.annotation.Resource;

/**
 * Executable class for generating thumbnails for indexed documents.
 * This class provides a command-line interface for thumbnail generation tasks.
 */
public class ThumbnailGenerator {

import org.codelibs.fess.util.ComponentUtil;
import org.lastaflute.di.exception.IORuntimeException;
import org.lastaflute.job.LaJobRuntime;

/**
 * Abstract base class for executable jobs in the Fess search engine.
 * This class provides common functionality for job execution including process management,
 * logging configuration, JVM options, and timeout handling.
 *

                <phase>initialize</phase>
                <goals>
                  <goal>exec</goal>
                </goals>
                <configuration>
                  <executable>echo</executable>
                  <arguments>
                    <argument>${javaHome}</argument>
                  </arguments>
                  <outputFile>${project.build.directory}/java_11_home</outputFile>

                <phase>initialize</phase>
                <goals>
                  <goal>exec</goal>
                </goals>
                <configuration>
                  <executable>echo</executable>
                  <arguments>
                    <argument>${javaHome}</argument>
                  </arguments>
                  <outputFile>${project.build.directory}/java_11_home</outputFile>

import org.opensearch.monitor.jvm.JvmInfo;
import org.opensearch.monitor.os.OsProbe;
import org.opensearch.monitor.process.ProcessProbe;

import jakarta.annotation.Resource;

/**
 * Main executable class for running crawling operations in the Fess search engine.
 * This class serves as the entry point for crawling web content, file systems, and data stores.