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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.catalina.ha.session;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.io.Serializable;
import java.security.Principal;
import java.util.Arrays;
import java.util.List;
import org.apache.catalina.Realm;
import org.apache.catalina.realm.GenericPrincipal;
import org.apache.catalina.util.StringManager;
/**
* Generic implementation of java.security.Principal that
* is available for use by Realm implementations.
* The GenericPrincipal does NOT implement serializable and I didn't want to
* change that implementation hence I implemented this one instead.
* @author Filip Hanik
* @version $Id: SerializablePrincipal.java 939514 2010-04-29 23:55:14Z kkolinko $
*/
public class SerializablePrincipal implements java.io.Serializable {
protected static org.apache.juli.logging.Log log =
org.apache.juli.logging.LogFactory.getLog(SerializablePrincipal.class);
/**
* The string manager for this package.
*/
protected static StringManager sm =
StringManager.getManager(Constants.Package);
// ----------------------------------------------------------- Constructors
public SerializablePrincipal() {
super();
}
/**
* Construct a new Principal, associated with the specified Realm, for the
* specified username and password.
*
* @param realm The Realm that owns this Principal
* @param name The username of the user represented by this Principal
* @param password Credentials used to authenticate this user
*/
public SerializablePrincipal(Realm realm, String name, String password) {
this(realm, name, password, null);
}
/**
* Construct a new Principal, associated with the specified Realm, for the
* specified username and password, with the specified role names
* (as Strings).
*
* @param realm The Realm that owns this principal
* @param name The username of the user represented by this Principal
* @param password Credentials used to authenticate this user
* @param roles List of roles (must be Strings) possessed by this user
*/
public SerializablePrincipal(Realm realm, String name, String password,
List roles) {
this(realm, name, password, roles, null);
}
/**
* Construct a new Principal, associated with the specified Realm, for the
* specified username and password, with the specified role names
* (as Strings).
*
* @param realm The Realm that owns this principal
* @param name The username of the user represented by this Principal
* @param password Credentials used to authenticate this user
* @param roles List of roles (must be Strings) possessed by this user
* @param userPrincipal The user principal to be exposed to applications
*/
public SerializablePrincipal(Realm realm, String name, String password,
List roles, Principal userPrincipal) {
super();
this.realm = realm;
this.name = name;
this.password = password;
if (roles != null) {
this.roles = new String[roles.size()];
this.roles = roles.toArray(this.roles);
if (this.roles.length > 0)
Arrays.sort(this.roles);
}
if (userPrincipal instanceof Serializable) {
this.userPrincipal = userPrincipal;
}
}
// ------------------------------------------------------------- Properties
/**
* The username of the user represented by this Principal.
*/
protected String name = null;
public String getName() {
return (this.name);
}
/**
* The authentication credentials for the user represented by
* this Principal.
*/
protected String password = null;
public String getPassword() {
return (this.password);
}
/**
* The Realm with which this Principal is associated.
*/
protected transient Realm realm = null;
public Realm getRealm() {
return (this.realm);
}
public void setRealm(Realm realm) {
this.realm = realm;
}
/**
* The set of roles associated with this user.
*/
protected String roles[] = new String[0];
public String[] getRoles() {
return (this.roles);
}
/**
* The user principal, if present.
*/
protected Principal userPrincipal = null;
// --------------------------------------------------------- Public Methods
/**
* Return a String representation of this object, which exposes only
* information that should be public.
*/
public String toString() {
StringBuffer sb = new StringBuffer("SerializablePrincipal[");
sb.append(this.name);
sb.append("]");
return (sb.toString());
}
public static SerializablePrincipal createPrincipal(GenericPrincipal principal)
{
if ( principal==null) return null;
return new SerializablePrincipal(principal.getRealm(),
principal.getName(),
principal.getPassword(),
principal.getRoles()!=null?Arrays.asList(principal.getRoles()):null,
principal.getUserPrincipal()!=principal?principal.getUserPrincipal():null);
}
public GenericPrincipal getPrincipal( Realm realm )
{
return new GenericPrincipal(realm, name, password,
getRoles()!=null?Arrays.asList(getRoles()):null,
userPrincipal);
}
public static GenericPrincipal readPrincipal(ObjectInput in, Realm realm)
throws IOException, ClassNotFoundException {
String name = in.readUTF();
boolean hasPwd = in.readBoolean();
String pwd = null;
if ( hasPwd ) pwd = in.readUTF();
int size = in.readInt();
String[] roles = new String[size];
for ( int i=0; i
