code: public void copyResource(String source, String destination) throws CmsException, CmsIllegalArgumentException {
  
          copyResource(source, destination, CmsResource.COPY_PRESERVE_SIBLING);
      }
docs: Copies a resource.<p>
  
  The copied resource will always be locked to the current user
  after the copy operation.<p>
  
  Siblings will be treated according to the
  <code>{@link org.opencms.file.CmsResource#COPY_PRESERVE_SIBLING}</code> mode.<p>
  
  @param source the name of the resource to copy (full current site relative path)
  @param destination the name of the copy destination (full current site relative path)
  
  @throws CmsException if something goes wrong
  @throws CmsIllegalArgumentException if the <code>destination</code> argument is null or of length 0
  
  @see #copyResource(String, String, CmsResource.CmsResourceCopyMode)