io.milton.servlet.upload.MonitoredDiskFileItem Maven / Gradle / Ivy

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/*
 * 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.
 */

/* Licence:
*   Use this however/wherever you like, just don't blame me if it breaks anything.
*
* Credit:
*   If you're nice, you'll leave this bit:
*
*   Class by Pierre-Alexandre Losson -- http://www.telio.be/blog
*   email : [email protected]
*/
package io.milton.servlet.upload;

import java.io.File;
import java.io.IOException;
import java.io.OutputStream;
import org.apache.commons.fileupload.disk.DiskFileItem;

public class MonitoredDiskFileItem extends DiskFileItem
{
    private static final long serialVersionUID = 1L;
    
    private MonitoredOutputStream mos = null;
    private final OutputStreamListener listener;

    public MonitoredDiskFileItem(String fieldName, String contentType, boolean isFormField, String fileName, int sizeThreshold, File repository, OutputStreamListener listener)
    {
        super(fieldName, contentType, isFormField, fileName, sizeThreshold, repository);
        this.listener = listener;
    }

    public OutputStream getOutputStream() throws IOException
    {
        if (mos == null)
        {
            mos = new MonitoredOutputStream(super.getOutputStream(), listener);
        }
        return mos;
    }
}