import play.mvc.EssentialFilter; //导入依赖的package包/类
@Override
public EssentialFilter[] filters() {
  // Use the example filter if we're running development mode. If
  // we're running in production or test mode then don't use any
  // filters at all.
  if (env.mode().equals(Mode.DEV)) {
      return new EssentialFilter[] { exampleFilter };
  } else {
     return new EssentialFilter[] {};      
  }
}
 

import play.mvc.EssentialFilter; //导入依赖的package包/类
@Inject
public PitchFilters(SecurityHeadersFilter secHeadersFilter,
                    AllowedHostsFilter allowedHostsFilter,
                    GzipFilter gzipFilter) {

    filters = new EssentialFilter[]{secHeadersFilter.asJava(),
            allowedHostsFilter.asJava(),
            gzipFilter.asJava()};
}
 

import play.mvc.EssentialFilter; //导入依赖的package包/类
@Override
public EssentialFilter[] filters() {
  // Use the example filter if we're running development mode. If
  // we're running in production or test mode then don't use any
  // filters at all.
  if (env.mode().equals(Mode.DEV)) {
      return new EssentialFilter[] { exampleFilter };
  } else {
     return new EssentialFilter[] {};
  }
}
 

import play.mvc.EssentialFilter; //导入依赖的package包/类
@Override
public EssentialFilter[] filters() {
    return new EssentialFilter[]{};
}
 

import play.mvc.EssentialFilter; //导入依赖的package包/类
@Override
public EssentialFilter[] filters() {
    return filters;
}
 

import play.mvc.EssentialFilter; //导入依赖的package包/类
public EssentialFilter[] filters() {
	return new EssentialFilter[] { corsFilter.asJava() };
}
 

import play.mvc.EssentialFilter; //导入依赖的package包/类
@Override
public EssentialFilter[] filters() {
    return new EssentialFilter[] {exampleFilter};
}