com.sun.syndication.feed.synd.Converter Maven / Gradle / Ivy
/*
* Copyright 2004 Sun Microsystems, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package com.sun.syndication.feed.synd;
import com.sun.syndication.feed.WireFeed;
import com.sun.syndication.feed.synd.SyndFeed;
/**
* Interface that defines the functionality to convert a SyndFeedImpl
* to a real feed (RSS or Atom) and vice versa.
*
* Each implementation knows how to deal with a specific type (version)
* of a real feed.
*
* Implementations must be thread safe.
*
* TODO: explain how developers can plugin their own implementations.
*
* @author Alejandro Abdelnur
*
*/
public interface Converter {
/**
* Returns the type (version) of the real feed this converter handles.
*
* @see WireFeed for details on the format of this string.
*
* @return the real feed type.
*
*/
public String getType();
/**
* Makes a deep copy/conversion of the values of a real feed into a SyndFeedImpl.
*
* It assumes the given SyndFeedImpl has no properties set.
*
* @param feed real feed to copy/convert.
* @param syndFeed the SyndFeedImpl that will contain the copied/converted values of the real feed.
*
*/
public void copyInto(WireFeed feed,SyndFeed syndFeed);
/**
* Creates real feed with a deep copy/conversion of the values of a SyndFeedImpl.
*
* @param syndFeed SyndFeedImpl to copy/convert value from.
* @return a real feed with copied/converted values of the SyndFeedImpl.
*
*/
public WireFeed createRealFeed(SyndFeed syndFeed);
}