protected Resource[] findPathMatchingResources(String locationPattern) throws 
       IOException ...{
    String rootDirPath = determineRootDir(locationPattern);
    String subPattern = locationPattern.substring(rootDirPath.length());
    Resource[] rootDirResources = getResources(rootDirPath);
<span style="color:red;">
//collectionFactory初始化一个set容量为16   
    Set result = CollectionFactory.createLinkedSetIfPossible(16);
    for (int i = 0; i < rootDirResources.length; i++) ...{
      Resource rootDirResource = rootDirResources[i];
      if (isJarResource(rootDirResource)) ...{
        result.addAll(doFindPathMatchingJarResources(rootDirResource, subPattern));
      }
      else ...{
        result.addAll(doFindPathMatchingFileResources(rootDirResource, subPattern));
      }
    }
</span>
    if (logger.isDebugEnabled()) ...{
      logger.debug("Resolved location pattern [" + locationPattern + "] to 
               resources " + result);
    }
    return (Resource[]) result.toArray(new Resource[result.size()]);
  }