Jdk1.6 connects to the pcsc card reader in java to send the APDU command and pcscapduThe Package javax. smartcardio provided by java operation card reader jdk1.6 can be directly connected to the pcsc card reader and interact with the card reader for instructions.
Package javax. smartcardio details
Http://docs.oracle.com/javase/6/docs/jre/api/security/smartcardio/
Android uses HttpURLConnection to send java serialized objects through POST, and netty sends serialized objects
Using the HttpURLConnection class, you can not only send strings to WebService, but also send serialized java objects to achieve data interaction between Android p
= "";try {URL realurl = new URL (URL);Opening and linking between URLsURLConnection conn = Realurl.openconnection ();To set common request propertiesConn.setrequestproperty ("Accept", "*/*");Conn.setrequestproperty ("Connection", "keep-alive");Conn.setrequestproperty ("User-agent","Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1) ");To send a POST request, you must set the following two linesConn.setdooutput (TRUE);Conn.setdoinput (TRUE);Gets
-Conn.setrequestproperty ("Accept", "*/*"); theConn.setrequestproperty ("Connection", "keep-alive"); theConn.setrequestproperty ("User-agent", the"Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1) ");94 //to send a POST request, you must set the following two lines theConn.setdooutput (true); theConn.setdoinput (true); the //gets the output stream corresponding to the URLConnection object98out =NewPrintWriter (Conn.getou
(recipienttype.to, NE W internetaddress (To)); //2.3: Set up message title MES Sage.setsubject ("Official Account activation Email! "); //2.4: Set message body message.setcontent (" User-activated action method:/*** User-activated method */ Public String Active() {//According to the activation code to query the user:User Existuser = UserService.Findbycode(User.GetCode());//Judgmentif (Existuser == NULL) {//Activation code is wrongThis .Addactionmessage("Activation failed: A
RecipientMsg.setsubject (topic);//ThemeMsg.settext (content);//contentMsg.setcontent (Content,"Text/html;charset=utf-8");//Send HTML-formatted messagesMsg.savechanges ();//Save Send//get the Send toolTransport ts=Session.gettransport (); //set up a connection mailbox host mailbox user name mailbox PasswordTs.connect (Connecthost,connectemailname,connectemailpass
To send mail in Java, you must import a new packagemail.jar– Core pack of E-mailsactivation.jar– encrypt the user and password.There are three core classes in Mail.jar:Javax.mail.session– refers to a session with a mail server. Only one on the whole project is available.Javax.mail.Message (interface)-ready to send data information.MimeMessage-You can set the type
Original: Java implementation of the e-mail tool class, easy to use (need to rack the package of send Email to me)Source code: Http://www.zuidaima.com/share/1550463394794496.htmPackage Com.zuidaima.util;import Java.util.properties;import Javax.mail.bodypart;import javax.mail.Message;import Javax.mail.multipart;import Javax.mail.session;import Javax.mail.transport;import Javax.mail.internet.internetaddress;i
[Instance] JAVA calls the interface to send text and text messages. You do not need to jump to the details page.
Package com. test; import java. io. IOException; import java. io. inputStream; import java. io. outputStream; import java.net. httpURLConnection; import java.net.
Java Http GET Post send requestThis article wrote 1 Java send GET request and 2 Java send POST request, novice, do not like to spray!Background:
This is a use of the magic Treasure to pay the demo, the first need to mobil
session class defines a basic mail conversation (sessions), which is the top-level portal class for the Java Mail API. All other classes are valid through this session. The session object obtains information, such as a mail server, user name, password, and other information that is shared throughout the application, using the Java.util.Properties object. This session class represents a message session in JavaMail. Each JavaMail application has at lea
JAVA uses the original HttpURLConnection to send POST data, httpurlconnection
Package com. newflypig. demo;/*** use the HttpURLConnection provided by jdk to send a POST request to the URL and output the response result * the parameter is transmitted using a stream, and hard-coded as the string "name = XXX" format */import jav
This example describes how Java uses JavaMail to send mail. Share to everyone for your reference, specific as follows:
Code one, Email_autherticator.java server authentication code
Import Javax.mail.Authenticator;
Import javax.mail.PasswordAuthentication;
public class Email_autherticator extends Authenticator {
String username = "Username of your mailbox";
String password = "Password for your m
Source of information: Software talent net Author: bristling super2002 I wrote an article on the Java implementation of the mail sent, when I wrote the message to send the function is very simple, can not bring attachments, can not have template. Later, a lot of friends asked me, there is no more perfect version, the existing mail sent me to write the design idea is convenient to
The network application is divided into two parts: the client and the service side, while the socket class is the Java class responsible for handling client communication. This class enables you to connect to a server with a specified IP or domain name, and can send and receive data to and from the server. The use of the socket class is discussed in detail in this article and later in the article, including
Overview The Java program sends the e-mail very simple, but first you should install the JavaMail API and the Java Activation Framework (JAF) on your machine. Java Access data requires the use of JDBC to connect to the MySQL database. JDBC plays a database-driven role.E-mail delivery Third-party packages, and then import the library file in the corresponding pr
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