FeedFetcherFactory.java

/*
 * Copyright 2009 VoidSearch.com
 *
 * 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.voidsearch.voidbase.apps.feedq.connector.fetcher;

public class FeedFetcherFactory {

    /**
     * factor fetcher for a given resource
     *
     * @param resource
     * @return
     */
    public static FeedFetcher getFetcher(String resource) throws Exception {

        int pivot = resource.indexOf(ResourceType.RESOURCE_DELIMITER);

        if (pivot > 0) {
            String type = resource.substring(0,pivot);
            if (type.equals(ResourceType.FILE)) {
                return new FilesystemFeedFetcher();
            }
            else if (type.equals(ResourceType.HTTP_URI)) {
                return new HttpFeedFetcher();
            }
            else {
                throw new Exception();
            }
        }
        throw new Exception();

    }

}