org.tentackle.swing.rdc.PasswordDialog Maven / Gradle / Ivy
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/**
* Tentackle - http://www.tentackle.org
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.tentackle.swing.rdc;
import org.tentackle.common.Compare;
import org.tentackle.log.Logger;
import org.tentackle.swing.FormQuestion;
import org.tentackle.swing.FormUtilities;
import org.tentackle.misc.StringHelper;
/**
* Password dialog.
*
* The user is prompted for the old password and enters the
* new password twice. The passwords are assumed to be
* in MD5-format by default. Otherwise the method
* encryptPassword must be overwritten.
*
* @author harald
*/
public class PasswordDialog extends org.tentackle.swing.FormDialog {
private static final long serialVersionUID = -4354288019954531769L;
private final String oldPassword; // the old (encrypted) password
private final boolean checkOld; // true if check old password
private boolean okFlag; // false if user canceled the dialog
private String password; // the new (encrypted) password
private int passwordLength = 8; // max. length of password (unencrypted)
/**
* Creates a password dialog.
*
* @param oldPassword the old password (encrypted), null if none
*/
public PasswordDialog(String oldPassword) {
this.oldPassword = oldPassword;
checkOld = oldPassword != null;
initComponents();
// cursor movement and ENTER-key
FormUtilities.getInstance().setupDefaultBindings(oldPasswordField);
FormUtilities.getInstance().setupDefaultBindings(new1PasswordField);
FormUtilities.getInstance().setupDefaultBindings(new2PasswordField);
}
/**
* Creates a password dialog and prompts for the new password.
*/
public PasswordDialog() {
this(null);
}
/**
* Sets the length of the password fields.
* This is the unencrypted length.
*
* @param passwordLength the password length
*/
public void setPasswordLength(int passwordLength) {
this.passwordLength = passwordLength;
}
/**
* Gets the length of the password fields.
* This is the unencrypted length.
*
* @return the password length, default is 8.
*/
public int getPasswordLength() {
return passwordLength;
}
/**
* Shows the modal dialog.
*
* @return true if user wants to change the password, false if user cancelled the dialog
*/
public boolean showDialog() {
okFlag = false;
oldPasswordField.setVisible(checkOld);
oldPasswordLabel.setVisible(checkOld);
oldPasswordField.setColumns(passwordLength);
new1PasswordField.setColumns(passwordLength);
new2PasswordField.setColumns(passwordLength);
pack();
setVisible(true);
return okFlag;
}
/**
* Gets the new password.
*
* @return null if no password (cleared), else the (encrypted) password.
*/
public String getPassword() {
return password;
}
/**
* Encrypts the password.
* The default implementation calculates an MD5-hash.
*
* @param password the password to be encrypted (may be null)
* @return the encrypted password, null if password was null
* @see StringHelper#hash(java.lang.String, char[], char[])
*/
public String encryptPassword(char[] password) {
return StringHelper.hash("MD5", null, password);
}
// checks the old password
private boolean checkOldPassword() {
if (checkOld) {
String passwd = encryptPassword(oldPasswordField.getPassword());
if (Compare.compare(passwd, oldPassword) != 0) {
errorPanel.setErrors(InteractiveErrorFactory.getInstance().createInteractiveError(
RdcSwingRdcBundle.getString("OLD PASSWORD DOES NOT MATCH!"),
Logger.Level.WARNING, null, null, null));
return false;
}
}
return true; // ok
}
// encrypts the new password(s)
private String encrypt(char[] pass) {
if (pass != null && pass.length == 0) {
pass = null;
}
String passwd = encryptPassword(pass);
if (pass != null) {
for (int i=0; i < pass.length; i++) {
pass[i] = 0; // scratch from memory
}
}
return passwd;
}
/** 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 Form Editor.
*/
// //GEN-BEGIN:initComponents
private void initComponents() {
passwordPanel = new org.tentackle.swing.FormPanel();
dataPanel = new org.tentackle.swing.FormPanel();
oldPasswordLabel = new org.tentackle.swing.FormLabel();
jLabel2 = new org.tentackle.swing.FormLabel();
jLabel3 = new org.tentackle.swing.FormLabel();
oldPasswordField = new javax.swing.JPasswordField();
new1PasswordField = new javax.swing.JPasswordField();
new2PasswordField = new javax.swing.JPasswordField();
errorPanel = new org.tentackle.swing.rdc.TooltipAndErrorPanel();
buttonPanel = new org.tentackle.swing.FormPanel();
okButton = new org.tentackle.swing.FormButton();
cancelButton = new org.tentackle.swing.FormButton();
setAutoPosition(true);
setHelpURL("#passworddialog");
setTitle(RdcSwingRdcBundle.getTranslation("CHANGE PASSWORD")); // NOI18N
setModal(true);
passwordPanel.setLayout(new java.awt.BorderLayout());
oldPasswordLabel.setText(RdcSwingRdcBundle.getTranslation("OLD PASSWORD:")); // NOI18N
jLabel2.setText(RdcSwingRdcBundle.getTranslation("NEW PASSWORD:")); // NOI18N
jLabel3.setText(RdcSwingRdcBundle.getTranslation("NEW PASSWORD REPEATED:")); // NOI18N
oldPasswordField.setColumns(8);
oldPasswordField.setName("oldPassword"); // NOI18N
new1PasswordField.setColumns(8);
new1PasswordField.setName("newPassword"); // NOI18N
new2PasswordField.setColumns(8);
new2PasswordField.setName("newRepeatedPassword"); // NOI18N
javax.swing.GroupLayout dataPanelLayout = new javax.swing.GroupLayout(dataPanel);
dataPanel.setLayout(dataPanelLayout);
dataPanelLayout.setHorizontalGroup(
dataPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(dataPanelLayout.createSequentialGroup()
.addContainerGap()
.addGroup(dataPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
.addComponent(jLabel3, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jLabel2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(oldPasswordLabel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(dataPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(oldPasswordField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(new1PasswordField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(new2PasswordField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addContainerGap(48, Short.MAX_VALUE))
);
dataPanelLayout.setVerticalGroup(
dataPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(dataPanelLayout.createSequentialGroup()
.addContainerGap()
.addGroup(dataPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(oldPasswordLabel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(oldPasswordField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(dataPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(new1PasswordField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(dataPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel3, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(new2PasswordField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addContainerGap(31, Short.MAX_VALUE))
);
passwordPanel.add(dataPanel, java.awt.BorderLayout.CENTER);
passwordPanel.add(errorPanel, java.awt.BorderLayout.SOUTH);
getContentPane().add(passwordPanel, java.awt.BorderLayout.CENTER);
okButton.setIcon(org.tentackle.swing.plaf.PlafUtilities.getInstance().getIcon("ok"));
okButton.setText(RdcSwingRdcBundle.getTranslation("OK")); // NOI18N
okButton.setName("ok"); // NOI18N
okButton.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
okButtonActionPerformed(evt);
}
});
buttonPanel.add(okButton);
cancelButton.setIcon(org.tentackle.swing.plaf.PlafUtilities.getInstance().getIcon("cancel"));
cancelButton.setText(RdcSwingRdcBundle.getTranslation("CANCEL")); // NOI18N
cancelButton.setName("cancel"); // NOI18N
cancelButton.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
cancelButtonActionPerformed(evt);
}
});
buttonPanel.add(cancelButton);
getContentPane().add(buttonPanel, java.awt.BorderLayout.SOUTH);
pack();
}// //GEN-END:initComponents
private void cancelButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_cancelButtonActionPerformed
dispose();
}//GEN-LAST:event_cancelButtonActionPerformed
private void okButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_okButtonActionPerformed
if (checkOldPassword()) {
password = encrypt(new1PasswordField.getPassword());
String passwd2 = encrypt(new2PasswordField.getPassword());
if (Compare.compare(password, passwd2) != 0) {
errorPanel.setErrors(InteractiveErrorFactory.getInstance().createInteractiveError(
RdcSwingRdcBundle.getString("NEW PASSWORDS DON'T MATCH!"),
Logger.Level.WARNING, null, null, null));
}
else if (FormQuestion.yesNo(password == null ?
RdcSwingRdcBundle.getString("REALLY CLEAR THE PASSWORD?") :
RdcSwingRdcBundle.getString("REALLY SET THE NEW PASSWORD?"))) {
okFlag = true;
dispose();
}
}
}//GEN-LAST:event_okButtonActionPerformed
// Variables declaration - do not modify//GEN-BEGIN:variables
private org.tentackle.swing.FormPanel buttonPanel;
private org.tentackle.swing.FormButton cancelButton;
private org.tentackle.swing.FormPanel dataPanel;
private org.tentackle.swing.rdc.TooltipAndErrorPanel errorPanel;
private org.tentackle.swing.FormLabel jLabel2;
private org.tentackle.swing.FormLabel jLabel3;
private javax.swing.JPasswordField new1PasswordField;
private javax.swing.JPasswordField new2PasswordField;
private org.tentackle.swing.FormButton okButton;
private javax.swing.JPasswordField oldPasswordField;
private org.tentackle.swing.FormLabel oldPasswordLabel;
private org.tentackle.swing.FormPanel passwordPanel;
// End of variables declaration//GEN-END:variables
}