rest client example java

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Java Client calls FTP upload download file

1:java client uploads, downloads files. Packagecom.li.utils;ImportJava.io.File;ImportJava.io.FileInputStream;Importjava.io.FileNotFoundException;ImportJava.io.FileOutputStream;Importjava.io.IOException;ImportJava.io.InputStream;ImportJava.io.OutputStream;ImportOrg.apache.commons.net.ftp.FTP;Importorg.apache.commons.net.ftp.FTPClient;ImportOrg.apache.commons.net.ftp.FTPFile;Importorg.apache.commons.net.ftp.F

Rabbitmq/java Client Testing (complement: Leveraging threads)

computer, there are a number of things you can choose from: You can open more than one browser (channel), or you can open many e-commerce websites (Exchange) in different browsers. Not to mention you can choose any item (queue) on your website, and choose your preferred payment method (Queue_bind). In other words, connection has only one, but channel, Exchange, Exchange_type, queue, Routing_key can be organized according to certain rules and requirements.Concept part reprinted from: http://m.bl

Java Client Sample code for Kafka (kafka_2.11-0.8.2.2)

"; String Topic= "Page_visits"; intThreads = 5; consumergroupexample Example=Newconsumergroupexample (ZooKeeper, GroupId, topic); Example.run (threads); Try{Thread.Sleep (10000); } Catch(Interruptedexception IE) {} example.shutdown (); }}Consumertest.java PackageCn.ljh.kafka.kafka_helloworld;ImportKafka.consumer.ConsumerIterator;ImportKafka.consumer.KafkaStream; Public classConsumertestImplementsRunnable {PrivateKafkastream M_stream; Private i

Java Java Socket Communication example

= Inputdata.readline (); if (Receivedata.equals ("Shutdown")) return false; System.out.println ("Client say:" + receivedata);} catch (Exception e) {System.out.println ("Receive error~"); System.exit (0);} return true;} String sendmsg () {Scanner sc = new Scanner (system.in); senddata = Sc.nextline (); outputdata.println (SendData); Outputdata.flush (); System.out.println ("I say:" + senddata); return senddata;}} public class Server{public static void

JAVA-based Encryption Algorithm Implementation example: MD5/SHA1, DSA, DESede/DES, Diffie-Hellman)

info to verify whether the information is signed by him/her.Read Public KeyJava. io. ObjectInputStream in = new java. io. ObjectInputStream (new java. io. FileInputStream ("mypubkey. dat "));PublicKey pubkey = (PublicKey) in. readObject ();In. close (); Read signature and informationIn = new java. io. ObjectInputStream (new

Java Enumeration (ii): That is, the example in the Java enumeration (a) to expand

..."); }else{ System.out.println ("Monday to Friday Rest ..."); }}}/* Weekday byte-code file contents (post-compilation with Java bytecode counter-compile tool): finalclassweekdayextendsenum// The custom Weekday enumeration class is inherited from the Java.lang in the underlying enum{publicstaticfinalweekday monday;publicstaticfinalweekdaytuesday; publicstaticfinalweekdaywednesday;publicstatic finalweekday

How to convert a simple CMS background management system example to a version in different background languages such as Java and Php _ PHP Tutorial

this example, you will feel that the combination of the client script file and the background language file has only one, that is, the homepage index. cshtml. If all the Scripts in this file are extracted, basically Ext JS has nothing to do with the development language platform. copy the Scripts directory to any language platform project, can be used directly. The address is basically changed. If Ext. Dir

Openerp-java Call Xml-rpc Interface Example (Examples for calling XML-RPC interfaces by Java)

); Xmlrpcconfiglogin.setserverurl (loginurl); return xmlrpcconfiglogin; } public int Connect () {try {xmlrpcclientconfig loginconfig = Getloginconfig (); Client.setconfig (Loginconfig); object[] params = new object[]{instance, username, password}; Object id = client.execute ("login", params); if (ID instanceof Integer) {uid = (integer) ID; return UID; } return-1; } catch (Xmlrpcexception e) {e.print

Java RMI demo--Java RMI Example __java

Java RMI demo--Java RMI ExampleThis article gives an example of a Java RMI where the registration process is using the registry This example contains a total of 5 files, namely Helloclient,hello,helloserver,configur,config.properti /*hello.java*//** Created on 2004-11-10**/P

How to convert a Simple CMS background management system example to a version in different background languages such as Java and PHP

Ajax data submission use 2nd data return formats, which are basically common. After understanding the ext JS data submission format and return format, you will know how to extract and return data. As long as the data is returned in a correct format, ext JS can run normally without any background language impact. As for what languages and databases are used in the background, there is no problem. These are the technologies that developers have mastered, and the

Java UDP Network Programming Example-java Learning Notes (30) __ Algorithm

Java UDP network programming is implemented mainly through the Datagramsocket and Datagrampacket two classes, the following is an example program,The server listens on UDP 2000 ports and prints the received long type valuesThe client then gets a long value by entering it and sends it to the server Server:/**//* Coding by NYZHL *Import java.net. * ;Import java.io.

Java NiO Example: Multi-person Network chat Room

A multi-client chat room, support multi-client chat, like the following features: Feature 1: Client connects to the server via Java NIO, supports multiple client connections Function 2: When the client initial connect

Java Web Development Starter Book Example parsing (summary one) _java

development technology is collectively called Javaweb. 1.2. Web Application Web applications refers browser-accessible programs, often referred to as Web applications. For example, there are a.html, b.html ... multiple Web resources, which are used to provide services externally, should be placed in a directory to form a Web application (or Web application) A Web application consists of a number of static Web resources and dynamic Web resources, s

Java RMI distributed program development example

Java RMI distributed program development example Author: javaboy2012Email: yanek@163.comQQ: 1046011462 I. Server Side Interface Definition: note that the remote interface must be inherited. Package com. Yanek. RMI. server; Import java. RMI. Remote;Import java. RMI. RemoteException;Import

Classic example of Java socket network programming (GO)

parallelwhile (true){String Str=in.readline ();System.out.println (str);OUT.PRINTLN ("has receive.");Out.flush ();if (Str.equals ("End"))Break}Client.close ();}catch (IOException ex){}finally{}}public static void Main (string[] args) throws IOException{ServerSocket server=new ServerSocket (5678);while (true){Transfer location Change single user or Multi userMultiuser mu=new multiuser (server.accept ());Mu.start ();}}}My class inherits directly from the thread class. And the constructor passes t

Java Jedis Operations Redis Example (iii)--SETNX/GETSET implementation of distributed locks __java

delete the Lock_key to implement the release lock, the other not acquire the lock, then try to retry until you get the lock. The above logic is ok under normal circumstances, but once the client that gets the lock is dead, and the above release lock is not performed, the other client cannot acquire the lock. implementation of four Redis distributed lock A distributed lock that is implemented in a simple w

A simple example of socket-based communication between Java programs and C Programs in Linux

In this example, the C language serves as the server, and the Java end serves as the client. The Code is as follows: /******************Server program*****************/# Include # Include # Include # Include # Include # Include # Include # Include Int sockfd, newfd;Void * read_socket (); Int main (){Int ret;Pthread_t read_tid, write_tid;Struct sockaddr_in server

Java RMI simple example

RMI is the specification for remote calls on the Java platform. The following is a small example. There are three Java classes, remote interfaces, server programs, and client programs. Remote interface: Import java. RMI .*; Public interface helloin extends

RMI (iii) -- Java RMI simple example

From: http://blog.csdn.net/ladofwind/archive/2005/01/11/248820.aspx RMI is the specification for remote calls on the Java platform. The following is a small example. There are three Java classes, remote interfaces, ServerProgram, Client program Remote interface: Import ja

Java EE HTML5 WebSocket Example

occurs. With HTTP traffic debugging, it's easy to see the handshake. As soon as the client creates a WebSocket instance, the following request and server-side response will appear:Note: We only entered the HTTP header used by the WebSocket handshake.Request:Get/byteslounge/websocket http/1.1Connection:upgradeUpgrade:websocketsec-websocket-key:wvluj/tu9g6ebzeh51idvq==Response:http/1.1 101 Web Socket Protocol HandshakeUpgrade:websocketsec-websocket-acc

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