AttachmentInfo.java
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上传用户:dinglihq
上传日期:2013-02-04
资源大小:99958k
文件大小:4k
源码类别:
Java编程
开发平台:
Java
- /*
- * @(#)AttachmentInfo.java 1.3 02/04/04
- *
- * Copyright 2001-2002 Sun Microsystems, Inc. All Rights Reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * - Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * - Redistribution in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * Neither the name of Sun Microsystems, Inc. or the names of contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * This software is provided "AS IS," without a warranty of any kind. ALL
- * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
- * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
- * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND
- * ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES OR LIABILITIES
- * SUFFERED BY LICENSEE AS A RESULT OF OR RELATING TO USE, MODIFICATION
- * OR DISTRIBUTION OF THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL
- * SUN OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR
- * FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
- * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
- * ARISING OUT OF THE USE OF OR INABILITY TO USE SOFTWARE, EVEN IF SUN HAS
- * BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
- *
- * You acknowledge that Software is not designed, licensed or intended
- * for use in the design, construction, operation or maintenance of any
- * nuclear facility.
- *
- */
- package demo;
- import java.io.*;
- import java.util.*;
- import javax.mail.*;
- import javax.mail.internet.*;
- import javax.servlet.*;
- import javax.servlet.http.*;
- /**
- * Used to store attachment information.
- */
- public class AttachmentInfo {
- private Part part;
- private int num;
- /**
- * Returns the attachment's content type.
- */
- public String getAttachmentType() throws MessagingException {
- String contentType;
- if ((contentType = part.getContentType()) == null)
- return "invalid part";
- else
- return contentType;
- }
- /**
- * Returns the attachment's content (if it is plain text).
- */
- public String getContent() throws java.io.IOException, MessagingException {
- if (hasMimeType("text/plain"))
- return (String)part.getContent();
- else
- return "";
- }
- /**
- * Returns the attachment's description.
- */
- public String getDescription() throws MessagingException {
- String description;
- if ((description = part.getDescription()) != null)
- return description;
- else
- return "";
- }
- /**
- * Returns the attachment's filename.
- */
- public String getFilename() throws MessagingException {
- String filename;
- if ((filename = part.getFileName()) != null)
- return filename;
- else
- return "";
- }
- /**
- * Returns the attachment number.
- */
- public String getNum() {
- return (Integer.toString(num));
- }
- /**
- * Method for checking if the attachment has a description.
- */
- public boolean hasDescription() throws MessagingException {
- return (part.getDescription() != null);
- }
- /**
- * Method for checking if the attachment has a filename.
- */
- public boolean hasFilename() throws MessagingException {
- return (part.getFileName() != null);
- }
- /**
- * Method for checking if the attachment has the desired mime type.
- */
- public boolean hasMimeType(String mimeType) throws MessagingException {
- return part.isMimeType(mimeType);
- }
- /**
- * Method for checking the content disposition.
- */
- public boolean isInline() throws MessagingException {
- if (part.getDisposition() != null)
- return part.getDisposition().equals(Part.INLINE);
- else
- return true;
- }
- /**
- * Method for mapping a message part to this AttachmentInfo class.
- */
- public void setPart(int num, Part part)
- throws MessagingException, ParseException {
- this.part = part;
- this.num = num;
- }
- }