org.springframework.daemon.SpringBootDaemon Maven / Gradle / Ivy

package org.springframework.daemon;

import java.util.Arrays;

import org.apache.commons.daemon.Daemon;
import org.apache.commons.daemon.DaemonContext;

import org.springframework.boot.SpringApplication;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.util.ClassUtils;

public class SpringBootDaemon implements Daemon {
  private Class springBootApp;
  private ConfigurableApplicationContext content;

  @Override
  public void init(DaemonContext context) throws Exception {
    System.out.println("Daemon initialized with arguments [" + Arrays.toString(context.getArguments()) + "]");
    this.springBootApp = ClassUtils.resolveClassName(context.getArguments()[0], SpringBootDaemon.class.getClassLoader());
  }

  @Override
  public void start() throws Exception {
    System.out.println("Starting Spring Boot application [" + this.springBootApp.getName() + "]");
    this.content = SpringApplication.run(springBootApp);
  }

  @Override
  public void stop() throws Exception {
    System.out.println("Stopping Spring Boot application [" + this.springBootApp.getName() + "]");
    this.content.close();
  }

  @Override
  public void destroy() {
  }
}