groupmanagerdialog.java

数据挖掘的工具代码（包含fp-tree,appriory

/*

ARMiner - Association Rules Miner
Copyright (C) 2000  UMass/Boston - Computer Science Department


This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or (at
your option) any later version.

This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA


The ARMiner Server was written by Dana Cristofor and Laurentiu
Cristofor.

The ARMiner Client was written by Abdelmajid Karatihy, Xiaoyong Kuang,
and Lung-Tsung Li.


The ARMiner package is currently maintained by Laurentiu Cristofor
([e-mail]).

*/

/*
  
   This file is a part of the ARMiner project.
   
   (P)1999-2000 by ARMiner Client Team:

   Abdelmajid Karatihy
   Xiaoyong Kuang
   Lung-Tsung Li

*/

import java.util.*;
import javax.swing.*;
import javax.swing.event.*;
import java.awt.event.*;
import java.awt.*;

/*

  Maintenance log started on November 20th, 2000 by Laurentiu Cristofor

  Nov. 20th, 2000   - made some style changes

  Nov. 21st, 2000   - resized and repositioned widgets

*/ 

/**
 * GroupManagerDialog.java<P>
 * 
 * Create a dialog to allow the user to be able to add a new group, change an
 * existing group's name and its associated users. 
 * 
 */

public class GroupManagerDialog extends CenteredDialog 
{
  /** Initializes the Form */
  public GroupManagerDialog(javax.swing.JFrame parent, boolean modal, 
			    Vector groups, Vector users) 
  {
    super (parent, "Group Management", modal);
    setSize(500,340);
    this.parent = parent;
    this.groups = groups;
    groups.insertElementAt("New Group",0);
    groupusers.add(Client.userName);
    this.users = users;
    setNonGroupUsers();
    initComponents ();
    setLocation(getDialogCenteredLoc(parent));
    setResizable(false);
  }

  /** This method is called from within the constructor to
   * initialize the form.
   * WARNING: Do NOT modify this code. The content of this method is
   * always regenerated by the FormEditor.
   */
  private void initComponents () 
  {//GEN-BEGIN:initComponents
    //setBackground (new java.awt.Color (204, 204, 204));
    addWindowListener (new java.awt.event.WindowAdapter () {
        public void windowClosing (java.awt.event.WindowEvent evt) {
          closeDialog (evt);
        }
      });
    getContentPane ().setLayout (new com.netbeans.developer.awt.AbsoluteLayout ());
    jbtnClose = new javax.swing.JButton ("Close");
    jbtnClose.setMnemonic(KeyEvent.VK_C);
    jbtnClose.addActionListener (new java.awt.event.ActionListener () {
        public void actionPerformed (java.awt.event.ActionEvent evt) {
          jbtnCloseActionPerformed ();
        }
      });
    jbtnClose.addKeyListener(new KeyAdapter() {
	public void keyPressed(KeyEvent evt) {  
	  if (evt.getKeyCode() == KeyEvent.VK_ENTER){ 
	    jbtnCloseActionPerformed();
	  }
	}
      });
    jbtnClose.requestFocus();
    getContentPane ().add (jbtnClose, new com.netbeans.developer.awt.AbsoluteConstraints (400, 30, 75, 25));

    getContentPane ().add (new javax.swing.JLabel("Group List:"), 
			   new com.netbeans.developer.awt.AbsoluteConstraints (20, 10, 90, 20));
    
    jcbGroupList = new javax.swing.JComboBox (groups);      
    jcbGroupList.setMaximumRowCount(6);
    jcbGroupList.addActionListener (new java.awt.event.ActionListener () {
        public void actionPerformed (java.awt.event.ActionEvent evt) {
          jcbGroupListActionPerformed (evt);
        }
      });
    getContentPane().add (jcbGroupList, 
			  new com.netbeans.developer.awt.AbsoluteConstraints (20, 30, 130, 25));
    
    jbtnAdd = new javax.swing.JButton ("Add");
    jbtnAdd.setMnemonic(KeyEvent.VK_A);
    jbtnAdd.addActionListener (new java.awt.event.ActionListener () {
        public void actionPerformed (java.awt.event.ActionEvent evt) {
          jbtnAddActionPerformed (evt);
        }
      });
    
    getContentPane ().add (jbtnAdd, new com.netbeans.developer.awt.AbsoluteConstraints (160, 30, 75, 25));
    
    jbtnDelete = new javax.swing.JButton ("Delete");
    jbtnDelete.setMnemonic(KeyEvent.VK_D);
    jbtnDelete.addActionListener (new java.awt.event.ActionListener () {
        public void actionPerformed (java.awt.event.ActionEvent evt) {
          jbtnDeleteActionPerformed (evt);
        }
      });
    getContentPane ().add (jbtnDelete, new com.netbeans.developer.awt.AbsoluteConstraints (240, 30, 75, 25));
    
    jbtnSave = new javax.swing.JButton ("Save");
    jbtnSave.setMnemonic(KeyEvent.VK_S);
    jbtnSave.addActionListener (new java.awt.event.ActionListener () {
        public void actionPerformed (java.awt.event.ActionEvent evt) {
          jbtnSaveActionPerformed (evt);
        }
      });
    getContentPane ().add (jbtnSave, new com.netbeans.developer.awt.AbsoluteConstraints (320, 30, 75, 25));
    jbtnSave.setEnabled(false);    
    
    getContentPane().add (new javax.swing.JLabel("Group Name:"), new com.netbeans.developer.awt.AbsoluteConstraints (20, 70, 100, 20));
    
    jtxfGroupName = new javax.swing.JTextField ();
    getContentPane ().add (jtxfGroupName, new com.netbeans.developer.awt.AbsoluteConstraints (20, 90, 130, 25));
    
    getContentPane ().add (new javax.swing.JLabel("Group Owner: "), new com.netbeans.developer.awt.AbsoluteConstraints (170, 90, 120, 30));
    
    jlbOwner = new javax.swing.JLabel ();
    getContentPane ().add (jlbOwner, new com.netbeans.developer.awt.AbsoluteConstraints (260, 90, 120, 30));
    
    jbtnRefresh = new javax.swing.JButton("Refresh");
    jbtnRefresh.setMnemonic(KeyEvent.VK_R);
    jbtnRefresh.addActionListener (new java.awt.event.ActionListener () {
        public void actionPerformed (java.awt.event.ActionEvent evt) {
          jbtnRefreshActionPerformed (evt);
        }
      });
    getContentPane ().add (jbtnRefresh, new com.netbeans.developer.awt.AbsoluteConstraints (380, 90, 95, 25));
    
    getContentPane ().add (new javax.swing.JLabel("Users Not In Group:"), new com.netbeans.developer.awt.AbsoluteConstraints (20, 140, 140, 20));
    
    jlstUserList = new javax.swing.JList (nonGroupusers);
    jlstUserList.setBorder (new javax.swing.border.EtchedBorder ());
    scrollPane1 = new JScrollPane(jlstUserList);
    scrollPane1.setAlignmentX(LEFT_ALIGNMENT);
    scrollPane1.setAlignmentY(TOP_ALIGNMENT);
    
    getContentPane().add (scrollPane1, new com.netbeans.developer.awt.AbsoluteConstraints (20, 160, 170, 130));
    
    jbtnForward = new javax.swing.JButton (last);

    jbtnForward.addActionListener (new java.awt.event.ActionListener () {
        public void actionPerformed (java.awt.event.ActionEvent evt) {
          jbtnForwardActionPerformed (evt);
        }
      });
    getContentPane ().add (jbtnForward, new com.netbeans.developer.awt.AbsoluteConstraints (220, 180, 43, 30));
    
    jbtnBackward = new javax.swing.JButton (first);
    jbtnBackward.addActionListener (new java.awt.event.ActionListener () {
        public void actionPerformed (java.awt.event.ActionEvent evt) {
          jbtnBackwardActionPerformed (evt);
        }
      });
    getContentPane ().add (jbtnBackward, new com.netbeans.developer.awt.AbsoluteConstraints (220, 230, 43, 30));
    
    getContentPane ().add (new javax.swing.JLabel("Users In Group:"), new com.netbeans.developer.awt.AbsoluteConstraints (310, 140, 120, 20));
    
    jlstGroupUser = new javax.swing.JList(groupusers);
    jlstGroupUser.setBorder (new javax.swing.border.EtchedBorder ());
    scrollPane2 = new JScrollPane(jlstGroupUser);
    scrollPane2.setAlignmentX(LEFT_ALIGNMENT);
    scrollPane2.setAlignmentY(TOP_ALIGNMENT);
    getContentPane ().add (scrollPane2, new com.netbeans.developer.awt.AbsoluteConstraints (310, 160, 160, 130));
  }//GEN-END:initComponents
  
  private void jbtnSaveActionPerformed (java.awt.event.ActionEvent evt) 
  {//GEN-FIRST:event_jbtnSaveActionPerformed
    // Add your handling code here:
    Vector info = new Vector();
    boolean isChanged = false;
    String grp = jtxfGroupName.getText().trim();
    
    if (!grp.equals(groupInfo.groupName))
      {
	info.add(groupInfo.groupName);
	info.add(grp);
	try
	  {
	    Client.modifyGroupName(info);
	    JOptionPane.showMessageDialog(this, "The group " + groupInfo.groupName + " has been succesfully changed to " + grp);
	    isChanged = true;
	    refresh();
	    selectedGrp = grp;
	    //System.out.println("selected Group: " + selectedGrp);
	    jcbGroupList.setSelectedItem(selectedGrp);
	  }
	catch(ClientErrorException e)
	  {
	    JOptionPane.showMessageDialog(this, "GroupManagerDialog: Client Error in modifying group's name:\n " + e.toString() + "\nTransaction aborted!");
	    return;
	  }
      }
    info.clear();
    if (!groupInfo.groupUsers.equals(groupusers))
      {
	info.add(grp);
	info.add(groupusers);
	try
	  {
	    Client.setUsersForGroup(info);
	    JOptionPane.showMessageDialog(this, "The group's user(s) has been successfully modified."); 
	    isChanged = true;
	    refresh();
	    resetGroupInfo(selectedGrp);
	  }
	catch(ClientErrorException e)
	  {
	    JOptionPane.showMessageDialog(this, "GroupManagerDialog: Client Error in adding group users:\n " + e.toString() + "\nTransaction aborted!");
	    return;
	  }
	catch(ClientWarningException e)
	  {
	    JOptionPane.showMessageDialog(this, "GroupManagerDialog: Client Warning in adding group users:\n " + e.toString());
	    //return;
	  }
      }
    if (isChanged == false)
      JOptionPane.showMessageDialog(this, "User information doesn't get changed, no transaction performed!");
    repaint();
  }//GEN-LAST:event_jbtnSaveActionPerformed
  
  private void jbtnDeleteActionPerformed (java.awt.event.ActionEvent evt) 
  {//GEN-FIRST:event_jbtnDeleteActionPerformed
    // Add your handling code here:
    int index = jcbGroupList.getSelectedIndex();
    if (index <= 0)
      {
	JOptionPane.showMessageDialog(this, "Must select a group to delete.");
	return;
      }
    String grp = (String)jcbGroupList.getSelectedItem();
    int  result;
    result = JOptionPane.showConfirmDialog(this, "You are about to delete the group " + grp + ".\n Are you sure you want to do that?" );
    if (result == JOptionPane.NO_OPTION)
      return;
    else if (result == JOptionPane.YES_OPTION)
      {
	Vector request = new Vector();
      
	request.add(jcbGroupList.getSelectedItem());
	try
	  {
	    Client.deleteGroup(request);
	    JOptionPane.showMessageDialog(this, "The group: " + grp + " has been successfully deleted.");
	  }
	catch(ClientErrorException e)
	  {
	    JOptionPane.showMessageDialog(this, "GroupManager: Client Error in deleting a group from DBConfig:\n " + e.toString() + "\nTransaction aborted!");
	    return;
	  }
	jcbGroupList.setSelectedIndex(0);
	groups.remove(grp);
	repaint();
	reinitialize();      
      }
  }//GEN-LAST:event_jbtnDeleteActionPerformed
  
  private void jbtnRefreshActionPerformed (java.awt.event.ActionEvent evt) 
  {//GEN-FIRST:event_jbtnRefreshActionPerformed
    // Add your handling code here:

    refresh();
    //System.out.println("selected Group in Refresh: " + selectedGrp);
    if ((!groups.contains(selectedGrp)) && (selectedGrp != null))
      {
	JOptionPane.showMessageDialog(this, "GroupManager: the selected group " + selectedGrp + " is likely to have been removed by another user.");
	reinitialize();
	jcbGroupList.setSelectedIndex(0);