/*
 * Copyright 2006 the original author or authors.
 * 
 * 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 org.wamblee.crawler.kiss.notification;

import java.io.IOException;

import javax.xml.transform.TransformerException;

import org.dom4j.Element;

/**
 * Object used to send notifications about the actions of the crawler.
 * 
 */
public interface Notifier {

    /**
     * Sends a notification.
     * 
     * @param aReport
     *            Report to send.
     */
    void send(Element aReport) throws NotificationException;
    
    /**
     * Converts the report to html.
     * @param aReport Report to convert.
     * @return
     */
    String asHtml(Element aReport) throws IOException, TransformerException;
    
    /**
     * Converts the report to text.
     * @param aReport Report to convert.
     * @return
     */
    String asText(Element aReport) throws IOException, TransformerException;
}