*方法说明：得到mht文件的标题
*输入参数：mhtFilename mht文件名
*返回类型：mht文件的标题
*/
public static String getTitle(String mhtFilename) {
try {
//TODO readEmlFile
InputStream fis = new FileInputStream(mhtFilename);
Session mailSession = Session.getDefaultInstance(System.getProperties(), null);
MimeMessage msg = new MimeMessage(mailSession, fis);
Object content = msg.getContent();
if (content instanceof Multipart) {
MimeMultipart mp = (MimeMultipart)content;
MimeBodyPart bp1 = (MimeBodyPart)mp.getBodyPart(0);
String strEncodng = getEncoding(bp1);
String strText = getHtmlText(bp1, strEncodng);
if (strText == null)
return null;
strText = strText.toLowerCase();
int pos1 = strText.indexOf("<title>");
int pos2 = strText.indexOf("</title>");
if (pos1 != -1 && pos2!= -1 && pos2 > pos1) {
return strText.substring(pos1 + 7, pos2).trim();
}
}
return null;
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
return null;
}
}
/**
*方法说明：得到html文本
*输入参数：bp MimeBodyPart类型的网页内容; strEncoding 内容编码
*返回类型：html文本
*/
private static String getHtmlText(MimeBodyPart bp, String strEncoding) {
InputStream textStream = null;
BufferedInputStream buff = null;
BufferedReader br = null;
Reader r = null;
try {
textStream = bp.getInputStream();
buff = new BufferedInputStream(textStream);
r = new InputStreamReader(buff, strEncoding);
br = new BufferedReader(r);
StringBuffer strHtml = new StringBuffer("");
String strLine = null;
while ((strLine = br.readLine()) != null) {
strHtml.append(strLine + "rn");
}
br.close();
r.close();
textStream.close();
return strHtml.toString();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
} finally{
try{
if (br != null)
br.close();
if (buff != null)
buff.close();
if (textStream != null)
textStream.close();
}catch(Exception e){
System.out.println("解析mht失败");
}
}
return null;
}
/**
*方法说明：保存html文件
*输入参数：strText html内容; strHtml html文件名
*返回类型：
*/
private static void saveHtml(String strText, String strHtml) {
try {
FileWriter fw = new FileWriter(strHtml);
fw.write(strText);
fw.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
System.out.println("解析mht失败");
}
}
private InternetAddress[] getInetAddresses(String emails) throws Exception {
ArrayList list = new ArrayList();
StringTokenizer tok = new StringTokenizer(emails, ",");
while (tok.hasMoreTokens()) {
list.add(tok.nextToken());
}
int count = list.size();
InternetAddress[] addresses = new InternetAddress[count];
for (int i = 0; i < count; i++) {
addresses[i] = new InternetAddress(list.get(i).toString());
}
return addresses;
}
class AttachmentDataSource implements DataSource {
private MimetypesFileTypeMap map = new MimetypesFileTypeMap();
private String strUrl;
private String strType;
private byte[] dataSize = null;
/**
* This is some content type maps.
*/
private Map normalMap = new HashMap();
{
// Initiate normal mime type map
// Images
normalMap.put("image", "image/jpeg");
normalMap.put("text", "text/plain");
}
public AttachmentDataSource(String strUrl, String strType) {
this.strType = strType;
this.strUrl = strUrl;
strUrl = strUrl.trim();
strUrl = strUrl.replaceAll(" ", "%20");
dataSize = JQuery.downBinaryFile(strUrl, null);
}
/**
* Returns the content type.
*/
public String getContentType() {
return getMimeType(getName());
}
public String getName() {
char separator = File.separatorChar;
if( strUrl.lastIndexOf(separator) >= 0 )
return strUrl.substring(strUrl.lastIndexOf(separator) + 1);
return strUrl;
}
private String getMimeType(String fileName) {
String type = (String)normalMap.get(strType);
if (type == null) {
try {
type = map.getContentType(fileName);
} catch (Exception e) {
// TODO: handle exception
}
System.out.println(type);
// Fix the null exception
if (type == null) {
type = "application/octet-stream";
}
}
return type;
}
public InputStream getInputStream() throws IOException {
// TODO Auto-generated method stub
if (dataSize == null)
dataSize = new byte[0];
return new ByteArrayInputStream(dataSize);
}
public OutputStream getOutputStream() throws IOException {
// TODO Auto-generated method stub
return new java.io.ByteArrayOutputStream();
}
}
}
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