userguide.html

InstantP2P InstantP2Pshi 是一个建立在jxta之上的peer-to-peer即时消息服务。它在功能上包括一对一的即时消息,群体聊天,文件共享等功能。它可以工作在Linux, S

        take less than 15 seconds except the first time you run the application 
        where it may take 30 seconds as your security environment is initialized 
        and a first connection to the network is established. You may decide to 
        proceed without a JXTA network connection but you will not be able to 
        interact with other peers on the network. </font> 
      <P><font face="Arial, Helvetica, sans-serif">When the application launches, 
        you will see the myJXTA application. The main screen has menu options 
        that control key functionality of the system and a window divided into 
        three main sections; the Group Manager, the Application Manager, and the 
        Status section. These three sections display the results of the peer session 
        (i.e., chat) as well as providing additional functionality (i.e. Group 
        search). </font> 
      <P><font face="Arial, Helvetica, sans-serif"><img src="images/group.gif" width="600" height="694"> 
        <BR>
        &nbsp; </font> 
      <P><font face="Arial, Helvetica, sans-serif"><B><a name="2.1"></a>2.1 Menu 
        Options</B> </font> 
      <blockquote> 
        <p><font face="Arial, Helvetica, sans-serif"><b>File...</b></font></p>
        <blockquote> 
          <p><font face="Arial, Helvetica, sans-serif"><b>Shell</b>: Launch the 
            JXTA Shell in its own window. The JXTA Shell is an application for 
            advanced users that provides interactive access to the JXTA platform. 
            See http://shell.jxta.org for a description of the JXTA Shell or type 
            "man" in the Shell window for on-screen help. </font></p>
          <blockquote> 
            <hr>
            <p><font face="Arial, Helvetica, sans-serif"><b>NOTE</b>: Exitting 
              the Shell instance launched from myJXTA will also exit the myJXTA 
              application. </font></p>
            <hr>
          </blockquote>
          <p><font face="Arial, Helvetica, sans-serif"><b>Create Invite</b>: Create 
            a JXTA invitation (invite file) that is saved on your local file system. 
            An invitation is like a business card that you can send to another 
            myJXTA user to let them know about your peer. The invitation is created 
            for the peergroup that you are currently joined to. Invitations need 
            to be sent (i.e., emailed) to other peers. </font></p>
          <blockquote> 
            <hr>
            <p><font face="Arial, Helvetica, sans-serif"><b>TECHNICAL NOTE</b>: 
              Invite files are JXTA Peer Group advertisements. Refer to the JXTA 
              technical specifications and white papers on <a href="http://www.jxta.org">http://www.jxta.org</a> 
              for more information about JXTA advertisements.</font></p>
            <hr>
          </blockquote>
          <p><font face="Arial, Helvetica, sans-serif"><b>Accept Invite</b>: Import 
            a JXTA invitation (invite file) from another user. This will add the 
            peer to the User List of peers known to you in the Secure Chat tab. 
            </font></p>
          <p><font face="Arial, Helvetica, sans-serif"><b>Exit</b>: Exit from 
            myJXTA </font></p>
        </blockquote>
        <p><font face="Arial, Helvetica, sans-serif"><B>Edit...</B></font></p>
        <blockquote> 
          <p><font face="Arial, Helvetica, sans-serif"><B>Auto Share Preferences:&nbsp; 
            </B>Automatically share documents that have been searched and downloaded 
            with myJXTA. This helps distribute shard content among the peers in 
            the peer group so others members can find shared contents more easily. 
            By default, Auto Share is off. </font></p>
          <p><font face="Arial, Helvetica, sans-serif"><B>Save Session</B>: Save 
            the current settings of myJXTA including window size, screen location, 
            and User lists. The settings are saved in a file called "IP2P.properties" 
            which is automatically loaded the each time myJXTA is run. </font></p>
        </blockquote>
        <p><font face="Arial, Helvetica, sans-serif"><b>Navigation...</b></font></p>
        <blockquote> 
          <p><font face="Arial, Helvetica, sans-serif"><b>Group Chat:</b> Chat 
            with all members in the current peergroup. Messages you type in Group 
            Chat are automatically sent to all members of your current peergroup 
            providing Chat Room functionality. </font></p>
          <p><font face="Arial, Helvetica, sans-serif"><b>Chat (secure): </b>Chat 
            securely one-to-one with another member in your current peergroup. 
            Multiple one-to-one chat session can be created. Chat messages are 
            encrypted as they are sent over the network so only the person you 
            are chatting with can see your message. </font></p>
          <p><font face="Arial, Helvetica, sans-serif"><B>Search: </B>Search for 
            documents shared by other members in your current peergroup. </font></p>
          <p><font face="Arial, Helvetica, sans-serif"><B>Share: </B>Select files 
            on your local file system you are willing to share with other members 
            of your current peergroup. </font></p>
        </blockquote>
        <p><font face="Arial, Helvetica, sans-serif"><b>Group...</b></font></p>
        <blockquote> 
          <p><font face="Arial, Helvetica, sans-serif"><B>Create New Group: </B>Create 
            a new peer group on the JXTA network. myJXTA allows you to create 
            either a public or private peergroup. Private groups are assigned 
            a secure password by the group creator that is required by all users 
            that want to join the peer group. </font></p>
          <p><font face="Arial, Helvetica, sans-serif"><B>Join Group:&nbsp; </B>Join 
            an existing peer group. Upon joining a new group, this peer group 
            becomes your default peer group for all future functionality (e.g., 
            chatting or file sharing). </font></p>
          <blockquote> 
            <hr>
            <p><font face="Arial, Helvetica, sans-serif"><b>NOTE</b>: All JXTA 
              peers are members of the "NetPeerGroup." The NetPeerGroup is the 
              root of all the peer groups. When starting myJXTA is always in the 
              NetPeerGroup.</font></p>
            <hr>
          </blockquote>
          <p> <font face="Arial, Helvetica, sans-serif"><b>Leave Group</b>: Leave 
            your current peer group, and return to the NetPeerGroup where you 
            can join other groups. </font></p>
        </blockquote>
        <p><font face="Arial, Helvetica, sans-serif"><b>Help...</b></font></p>
        <blockquote> 
          <p><font face="Arial, Helvetica, sans-serif"><b>About My JXTA: </b>Display 
            information about the version of myJXTA you are running. </font></p>
        </blockquote>
      </blockquote>
      <P><font face="Arial, Helvetica, sans-serif"><B><a name="2.2"></a>2.2 Group 
        Manager</B> </font> 
      <p><font face="Arial, Helvetica, sans-serif"> The top section is used to 
        manage and control your membership within JXTA peergroups. You can search, 
        create, join or leave a peergroup with the help of the Group menu. The 
        <I>Peer Group </I>list displays the peergroups discovered in the JXTA 
        network. By default, your peer joins the NetPeerGroup when myJXTA is started. 
        You can join any peergroups that have been discovered.&nbsp;You do this 
        by selecting the peergroup in the Peer Group list,&nbsp; and selecting 
        the "<I>Join</I>"&nbsp;from the <I>Group </I>menu. </font></p>
      <P><font face="Arial, Helvetica, sans-serif">You can search peergroup by 
        entering a text string to search for peergroups.&nbsp; The "*" wildcard 
        can be used as specified <BR>
        in the Search Groups field. After you type in you search criteria, hit 
        the ENTER key. The list of the Groups that match your search criteria 
        will appear in the Peer Groups list box. </font> 
      <blockquote> 
        <hr>
        <p><font face="Arial, Helvetica, sans-serif"><b>NOTE</b>: Functionality 
          on the Application tabs is active for the current peergroup context. 
          </font></p>
        <hr>
      </blockquote>
      <p><font face="Arial, Helvetica, sans-serif">You can create, join or leave 
        a group using the Group Menu. </font></p>
      <P><font face="Arial, Helvetica, sans-serif">MyJXTA let's you create two 
        types of peergroups: </font> 
      <UL>
        <LI><font face="Arial, Helvetica, sans-serif"><I>Public</I> peergroup:&nbsp;Anybody 
          can join the peergroup </font> 
        <LI><font face="Arial, Helvetica, sans-serif">P<I>rivate </I>Peergroup:&nbsp;Associate 
          a unique password for the group. Only members that know the password 
          can join the group. </font></LI>
      </UL>
      <p><font color="#666699" face="Arial, Helvetica, sans-serif">T<font color="#000000">he 
        "<I>Create</I>" option of the Group menu pops up a menu for you to select 
        the type of groups you want to create, either public or private. </font></font></p>
      <p><font face="Arial, Helvetica, sans-serif"><img src="images/creategroup.gif" width="314" height="175"></font></p>
      <p><font face="Arial, Helvetica, sans-serif">If you select a private group 
        then you have to enter a unique password for the group. This password 
        has to be known for any peers to join this peergroup. </font></p>
      <P><font face="Arial, Helvetica, sans-serif"><b><a name="2.3"></a>2.3 Application 
        Manager</b> </font> 
      <P><font face="Arial, Helvetica, sans-serif">The middle section is called 
        the Application Manager and controls the current functionality that you 
        are using (Group Chat, Secure Chat, Search or Share content). The default 
        application is Group Chat. You may switch to a different function by clicking 
        on the desired tab or selecting the desired function from the Navigation 
        menu. </font>
      <P><font face="Arial, Helvetica, sans-serif">If there is activity within 
        one application while you are currently using a different application 
        (e.g. a chat message is posted while you are searching for content) then 
        the tab of the application with new activity turns red to alert the user.</font> 
      <P><img src="images/redtab.gif" width="600" height="694"> 
      <blockquote> 
        <p><font face="Arial, Helvetica, sans-serif"><B>Group Chat</B> </font></p>
        <p><font face="Arial, Helvetica, sans-serif">The Group Chat application 
          enables you to have a group discussion between all&nbsp;members of a 
          peergroup. Only members of the current peergroup can participate to 
          the group chat. The chat panel shows the current thread of discussion 
          in the chat group. The left user panel shows all the peers that are 
          participating in the discussion. Only the peers that have sent messages 
          since you joined the chat room are shown. The right side panel shows 
          the messages received. </font></p>
        <p><font face="Arial, Helvetica, sans-serif"><img src="images/group.gif" width="600" height="694"></font></p>
        <p><font face="Arial, Helvetica, sans-serif">Group Chat is the default 
          application when myJXTA&nbsp;is started. During the session, an info 
          message is shown when a new peer leaves or joins the chat room. </font></p>
        <p><font face="Arial, Helvetica, sans-serif"><B>Secure Chat</B> </font></p>
        <p><font face="Arial, Helvetica, sans-serif">The secure chat is accessible 
          via the "Chat"&nbsp;tab. This type of chat enables a peer to create