uploadedfiledefaultimplbase.java

来自「一个使用struts+hibernate+spring开发的完的网站源代码。」· Java 代码 · 共 87 行

/*
 * Copyright 2004 The Apache Software Foundation.
 * 
 * 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 org.apache.myfaces.custom.fileupload;

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


/**
 * @author Sylvain Vieujot (latest modification by $Author: matze $)
 * @version $Revision: 1.3 $ $Date: 2004/10/13 11:50:57 $
 * $Log: UploadedFileDefaultImplBase.java,v $
 * Revision 1.3  2004/10/13 11:50:57  matze
 * renamed packages to org.apache
 *
 * Revision 1.2  2004/09/03 12:43:57  manolito
 * File item transient in file based UploadedFile and no more empty constructors
 *
 */
public abstract class UploadedFileDefaultImplBase implements UploadedFile
{

    private String _name = null;
    private String _contentType = null;


    protected UploadedFileDefaultImplBase(String name, String contentType)
    {
        _name = name;
        _contentType = contentType;
    }

    /**
     * Answer the uploaded file contents.
     *
     * @return file contents
     */
    public abstract byte[] getBytes() throws IOException;


    /**
     * Answer the uploaded file contents input stream
     *
     * @return
     * @throws IOException
     */
    public abstract InputStream getInputStream() throws IOException;


    /**
     * @return Returns the _contentType.
     */
    public String getContentType()
    {
        return _contentType;
    }


    /**
     * @return Returns the _name.
     */
    public String getName()
    {
        return _name;
    }


    /**
     * Answer the size of this file.
     * @return
     */
    public abstract long getSize();
}