subprojects/s4-core/src/main/java/org/apache/s4/deploy/FileSystemS4RFetcher.java

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.s4.deploy;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.InputStream;
import java.net.URI;

/**
 * Fetches S4R files from a file system, possibly distributed.
 * 
 */
public class FileSystemS4RFetcher implements S4RFetcher {

    @Override
    public InputStream fetch(URI uri) throws DeploymentFailedException {
        try {
            return new FileInputStream(new File(uri));
        } catch (FileNotFoundException e) {
            throw new DeploymentFailedException("Cannot retrieve file from uri [" + uri.toString() + "]");
        }
    }
}