code: public String getMimeType(final String name) {
  		String mimeType = null;
  		if (name != null && name.length() > 0 && name.contains(".")) {
  			final String[] segments = name.split("\\.");
  			mimeType = mimeMappings.get(segments[segments.length - 1]);
  		}
  		if (mimeType == null) {
  			mimeType = httpContext.getMimeType(name);
  		}
  		return mimeType;
  	}
docs: Find the mime type in the mime mappings. If not found delegate to wrapped
  http context.
  
  @see org.osgi.service.http.HttpContext#getMimeType(String)