mirror of https://github.com/apache/cloudstack.git
63 lines
1.7 KiB
Java
63 lines
1.7 KiB
Java
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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package com.cloud.bridge.io;
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import java.io.File;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import javax.activation.DataSource;
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import org.apache.log4j.Logger;
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/**
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* @author Kelven Yang
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*/
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public class FileRangeDataSource implements DataSource {
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protected final static Logger logger = Logger.getLogger(FileRangeDataSource.class);
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private FileRangeInputStream is;
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public FileRangeDataSource(File file, long startPos, long endPos) throws IOException {
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is = new FileRangeInputStream(file, startPos, endPos);
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}
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@Override
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public String getContentType() {
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assert(false);
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return null;
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}
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@Override
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public InputStream getInputStream() throws IOException {
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return is;
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}
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@Override
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public String getName() {
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assert(false);
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return null;
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}
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@Override
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public OutputStream getOutputStream() throws IOException {
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assert(false);
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return null;
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}
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}
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