{"id":26745,"date":"2021-04-30T23:10:07","date_gmt":"2021-05-01T03:10:07","guid":{"rendered":"http:\/\/bangla.salearningschool.com\/recent-posts\/rmi-example-message-illustrates-retrieving-a-message-from-an-object-located-on-a-remote-server-requires-the-following-classes-programming-code-examples-java-j2ee-j2me-network-programming\/"},"modified":"2021-04-30T23:10:07","modified_gmt":"2021-05-01T03:10:07","slug":"rmi-example-message-illustrates-retrieving-a-message-from-an-object-located-on-a-remote-server-requires-the-following-classes-programming-code-examples-java-j2ee-j2me-network-programming","status":"publish","type":"post","link":"http:\/\/bangla.sitestree.com\/?p=26745","title":{"rendered":"RMI Example – Message, illustrates retrieving a message from an object located on a remote server. Requires the following classes: #Programming Code Examples #Java\/J2EE\/J2ME #Network Programming"},"content":{"rendered":"
\nRMI Example - Message, illustrates retrieving a message from an object located on a remote server. Requires the following classes: \n\nRem.java  Establishes which methods the client can access in the remote object. \n\n\n\n\n\nimport java.rmi.*;\n\n\/** The RMI client will use this interface directly. The RMI\n *  server will make a real remote object that implements this,\n *  then register an instance of it with some URL.\n *\n *  Taken from Core Web Programming from\n *  Prentice Hall and Sun Microsystems Press,\n *  .\n *  © 2001 Marty Hall and Larry Brown;\n *  may be freely used or adapted.\n *\/\n\npublic interface Rem extends Remote {\n  public String getMessage() throws RemoteException;\n}\n\n\nRemClient.java  The client application which communicates to the remote object and retrieves the message. \n\nimport java.rmi.*; \/\/ For Naming, RemoteException, etc.\nimport java.net.*; \/\/ For MalformedURLException\nimport java.io.*;  \/\/ For Serializable interface\n\n\/** Get a Rem object from the specified remote host.\n *  Use its methods as though it were a local object.\n *\n *  Taken from Core Web Programming from\n *  Prentice Hall and Sun Microsystems Press,\n *  .\n *  © 2001 Marty Hall and Larry Brown;\n *  may be freely used or adapted.\n *\/\n\npublic class RemClient {\n  public static void main(String[] args) {\n    try {\n      String host =\n        (args.length > 0) ? args[0] : "localhost";\n      \/\/ Get the remote object and store it in remObject:\n      Rem remObject =\n        (Rem)Naming.lookup("rmi:\/\/" + host + "\/Rem");\n      \/\/ Call methods in remObject:\n      System.out.println(remObject.getMessage());\n    } catch(RemoteException re) {\n      System.out.println("RemoteException: " + re);\n    } catch(NotBoundException nbe) {\n      System.out.println("NotBoundException: " + nbe);\n    } catch(MalformedURLException mfe) {\n      System.out.println("MalformedURLException: " + mfe);\n    }\n  }\n}\n\n\nRemImpl.java  The concrete, remote object that implements the methods in Rem.java. \n\nimport java.rmi.*;\nimport java.rmi.server.UnicastRemoteObject;\n\n\/** This is the actual implementation of Rem that the RMI\n *  server uses. The server builds an instance of this, then\n *  registers it with a URL. The client accesses the URL and\n *  binds the result to a Rem (not a RemImpl; it doesn't\n *  have this).\n *\n *  Taken from Core Web Programming from\n *  Prentice Hall and Sun Microsystems Press,\n *  .\n *  © 2001 Marty Hall and Larry Brown;\n *  may be freely used or adapted.\n *\/\n\npublic class RemImpl extends UnicastRemoteObject\n                     implements Rem {\n  public RemImpl() throws RemoteException {}\n\n  public String getMessage() throws RemoteException {\n    return("Here is a remote message.");\n  }\n}\n\n\nRemServer.java  Creates an instance of RemImpl on the remote server and binds the object in the registry for lookup by the client. \n\nimport java.rmi.*;\nimport java.net.*;\n\n\/** The server creates a RemImpl (which implements the Rem\n *  interface), then registers it with the URL Rem, where\n *  clients can access it.\n *\n *  Taken from Core Web Programming from\n *  Prentice Hall and Sun Microsystems Press,\n *  .\n *  © 2001 Marty Hall and Larry Brown;\n *  may be freely used or adapted.\n *\/\n\npublic class RemServer {\n  public static void main(String[] args) {\n    try {\n      RemImpl localObject = new RemImpl();\n      Naming.rebind("rmi:\/\/\/Rem", localObject);\n    } catch(RemoteException re) {\n      System.out.println("RemoteException: " + re);\n    } catch(MalformedURLException mfe) {\n      System.out.println("MalformedURLException: " + mfe);\n    }\n  }\n}\n\n\n<\/pre>\n
Note: Brought from our old site: http:\/\/www.salearningschool.com\/example_codes\/ on Jan 2nd, 2017 From: http:\/\/sitestree.com\/?p=10238
 Categories:Programming Code Examples, Java\/J2EE\/J2ME, Network Programming
Tags:Java\/J2EE\/J2MENetwork Programming
 Post Data:2017-01-02 16:04:28<\/p>\n
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RMI Example – Message, illustrates retrieving a message from an object located on a remote server. Requires the following classes: Rem.java Establishes which methods the client can access in the remote object. import java.rmi.*; \/** The RMI client will use this interface directly. The RMI * server will make a real remote object that implements … <\/p>\n
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The RMI \u00a0*\u00a0 server will make a real remote object that implements this, \u00a0*\u00a0 then register an instance of it with some URL. \u00a0* \u00a0*\u00a0 Taken from\u2026","rel":"","context":"In "Code . Programming Samples . \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae \u0989\u09a6\u09be\u09b9\u09b0\u09a8"","block_context":{"text":"Code . 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