gmailutils.java

来自「Struts2 + Spring JPA Hibernate demo.」· Java 代码 · 共 137 行

package com.vegeta.utils;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.security.Security;
import java.util.Date;
import java.util.Enumeration;
import java.util.List;
import java.util.Properties;

import javax.activation.MimeType;
import javax.mail.Authenticator;
import javax.mail.FetchProfile;
import javax.mail.Folder;
import javax.mail.Header;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Multipart;
import javax.mail.Part;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.Store;
import javax.mail.Transport;
import javax.mail.URLName;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeUtility;


public class GMailUtils {
	public static final String SSL_FACTORY = "javax.net.ssl.SSLSocketFactory";
	public static String login = "";
	public static String pwd = "";

	protected static String decodeText(String text)
			throws UnsupportedEncodingException {
		if (text == null)
			return null;
		if (text.startsWith("=?GB") || text.startsWith("=?gb"))
			text = MimeUtility.decodeText(text);
		else
			text = new String(text.getBytes("ISO8859_1"));
		return text;
	}

	@SuppressWarnings("unchecked")
	public static boolean filter(Part part) {

		Object o = null;

		try {
			for (Enumeration e = part.getAllHeaders(); e.hasMoreElements();) {
				Header header = (Header) e.nextElement();
				System.out.println(header.getName() + ": " + header.getValue());
			}
			System.out.println("\n");
			o = part.getContent();
		} catch (Exception e) {
			System.out.println("Couldn't get content.");
			return false;
		}
		if (o instanceof String) {
			String lMessage = (String) o;
			System.out.println(lMessage);
			return true;
		} else if (o instanceof Multipart) {
			Multipart lPart = (Multipart) o;
			try {
				int count = lPart.getCount();
				for (int i = 0; i < count; i++)
					return filter(lPart.getBodyPart(i));
			} catch (Exception e) {
				System.out.println("Couldn't access parts.");
				e.printStackTrace();
			}
		} else if (o instanceof Message) {
			return filter((Part) o);
		} else if (o instanceof InputStream) {
			BufferedReader lReader = new BufferedReader(new InputStreamReader(
					(InputStream) o));
			int c;
			StringBuffer lBuffer = new StringBuffer();
			try {
				while ((c = lReader.read()) != -1)
					lBuffer.append((char) c);
				lReader.close();
			} catch (Exception e) {
				System.out.println("Read error.");
				e.printStackTrace();
			}
			System.out.println(lBuffer.toString());
			return true;
		}
		return false;
	}

//	s

	public static String getMailContent(Part part) throws IOException,
			MessagingException {
		Object o = part.getContent();
		String lMessage = "";
		if (o instanceof String) {
			lMessage = (String) o;
			System.out.println(lMessage);
		} else if (o instanceof Multipart) {
			Multipart lPart = (Multipart) o;
			try {
				int count = lPart.getCount();
				for (int i = 0; i < count; i++)
					return getMailContent(lPart.getBodyPart(i));
			} catch (Exception e) {
				System.out.println("Couldn't access parts.");
				e.printStackTrace();
			}
		} else if (o instanceof Message) {
			return getMailContent((Part) o);
		} else if (o instanceof InputStream) {
			BufferedReader lReader = new BufferedReader(new InputStreamReader(
					(InputStream) o));
			int c;
			StringBuffer lBuffer = new StringBuffer();
			try {
				while ((c = lReader.read()) != -1)
					lBuffer.append((char) c);
				lReader.close();
			} catch (Exception e) {
				System.out.println("Read error.");
				e.printStackTrace();
			}
		}
		return lMessage;
	}
}