attachmentbodypart.java

mail sent and revesive system jsp+mysql

package fengyun.Fastmail.beans;

import javax.mail.BodyPart;
import javax.mail.MessagingException;
import java.io.InputStream;
import javax.servlet.ServletOutputStream;
import java.io.IOException;
import javax.servlet.http.HttpServletResponse;

/**
 * 附件体
 * @author fengyun
 * @version 1.01
 */
public class AttachmentBodyPart {
	
	private BodyPart bodypart = null;
	
	public AttachmentBodyPart(BodyPart bp) {
		this.bodypart = bp;
	}

	/**
	 * 输出到HttpResponse
	 */
	public void writeTo(HttpServletResponse response){
		if (bodypart !=null) {			
			try {
				String strFilename = bodypart.getFileName();
				if(strFilename == null)
					response.setContentType(bodypart.getContentType());
				else
					response.setContentType(bodypart.getContentType() + ";filename=\"" + bodypart.getFileName() + "\"");
				
				response.setHeader("Content-Disposition",bodypart.getDisposition());
				bodypart.getDataHandler().writeTo(response.getOutputStream());
				//bodypart.writeTo(response.getOutputStream());
				response.getOutputStream().close();
			}
			catch(Exception e) {
				e.printStackTrace();
			}
		}
	}
/**	public String getContentType() {
		try{
			return bodypart.getContentType();
		}catch(MessagingException e){
			return "Unknown Type";
		}
	}
	public String getFileName() {
		try {
			return bodypart.getFileName();
		}
		catch(MessagingException e) {
			return "Unknown Filename";
		}
	} **/
}