/*
* Use of this J2EE Connectors Sample Source Code file is governed by
* the following modified BSD license:
*
* Copyright 2002 Sun Microsystems, Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* -Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* -Redistribution in binary form must reproduct the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* Neither the name of Sun Microsystems, Inc. or the names of
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* This software is provided "AS IS," without a warranty of any kind.
* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
* INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND
* ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES OR LIABILITIES
* SUFFERED BY LICENSEE AS A RESULT OF OR RELATING TO USE, MODIFICATION
* OR DISTRIBUTION OF THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL
* SUN OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA,
* OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR
* PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF
* LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE SOFTWARE,
* EVEN IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
*
* You acknowledge that Software is not designed, licensed or intended
* for use in the design, construction, operation or maintenance of any
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*/
package com.sun.connector.blackbox;
import java.util.*;
import javax.security.auth.Subject;
import java.security.AccessController;
import java.security.PrivilegedAction;
import javax.resource.spi.security.PasswordCredential;
import javax.resource.ResourceException;
import javax.resource.spi.SecurityException;
import javax.resource.spi.*;
public class Util {
static public PasswordCredential getPasswordCredential
(final ManagedConnectionFactory mcf,
final Subject subject, ConnectionRequestInfo info)
throws ResourceException {
if (subject == null) {
if (info == null) {
return null;
} else {
JdbcConnectionRequestInfo myinfo =
(JdbcConnectionRequestInfo) info;
PasswordCredential pc =
new PasswordCredential(myinfo.getUser(),
myinfo.getPassword().toCharArray());
pc.setManagedConnectionFactory(mcf);
return pc;
}
} else {
PasswordCredential pc =
(PasswordCredential) AccessController.doPrivileged
(new PrivilegedAction() {
public Object run() {
Set creds = subject.getPrivateCredentials
(PasswordCredential.class);
Iterator iter = creds.iterator();
while (iter.hasNext()) {
PasswordCredential temp =
(PasswordCredential) iter.next();
if (temp.getManagedConnectionFactory().
equals(mcf)) {
return temp;
}
}
return null;
}
});
if (pc == null) {
throw new SecurityException("No PasswordCredential found");
} else {
return pc;
}
}
}
static public boolean isEqual(String a, String b) {
if (a == null) {
return (b == null);
} else {
return a.equals(b);
}
}
static public boolean isPasswordCredentialEqual(PasswordCredential a,
PasswordCredential b) {
if (a == b) return true;
if ((a == null) && (b != null)) return false;
if ((a != null) && (b == null)) return false;
if (!isEqual(a.getUserName(), b.getUserName())) return false;
String p1 = null;
String p2 = null;
if (a.getPassword() != null) {
p1 = new String(a.getPassword());
}
if (b.getPassword() != null) {
p2 = new String(b.getPassword());
}
return (isEqual(p1, p2));
}
}