lucee.commons.net.http.httpclient3.ResourcePartSource.java Source code

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Here is the source code for lucee.commons.net.http.httpclient3.ResourcePartSource.java

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/**
 *
 * Copyright (c) 2014, the Railo Company Ltd. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either 
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public 
 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
 * 
 **/
package lucee.commons.net.http.httpclient3;

import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;

import lucee.commons.io.res.Resource;

import org.apache.commons.httpclient.methods.multipart.PartSource;

public final class ResourcePartSource implements PartSource {

    private final Resource res;
    private String fileName = null;

    /**
     * Constructor of the class
     * 
     * @param res the FilePart source File. 
     *
     * @throws FileNotFoundException if the file does not exist or 
     * cannot be read
     */
    public ResourcePartSource(Resource res) throws FileNotFoundException {
        this.res = res;
        if (res != null) {
            if (!res.isFile()) {
                throw new FileNotFoundException("File is not a normal file.");
            }
            if (!res.isReadable()) {
                throw new FileNotFoundException("File is not readable.");
            }
            this.fileName = res.getName();
        }
    }

    /**
     * Constructor for FilePartSource.
     * 
     * @param fileName the file name of the FilePart
     * @param file the source File for the FilePart
     *
     * @throws FileNotFoundException if the file does not exist or 
     * cannot be read
     */
    public ResourcePartSource(String fileName, Resource file) throws FileNotFoundException {
        this(file);
        if (fileName != null) {
            this.fileName = fileName;
        }
    }

    @Override
    public long getLength() {
        if (this.res != null) {
            return this.res.length();
        }
        return 0;
    }

    @Override
    public String getFileName() {
        return (fileName == null) ? "noname" : fileName;
    }

    @Override
    public InputStream createInputStream() throws IOException {
        return res.getInputStream();
    }

    /**
    * @return the res
    */
    public Resource getResource() {
        return res;
    }
}