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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.realm;
import java.security.Principal;
import java.util.Arrays;
import java.util.List;
import javax.security.auth.login.LoginContext;
/**
* Generic implementation of java.security.Principal that
* is available for use by Realm implementations.
*
* @author Craig R. McClanahan
* @version $Id: GenericPrincipal.java 939305 2010-04-29 13:43:39Z kkolinko $
*/
public class GenericPrincipal implements Principal {
// ----------------------------------------------------------- Constructors
/**
* Construct a new Principal, associated with the specified Realm, for the
* specified username and password.
*
* @param name The username of the user represented by this Principal
* @param password Credentials used to authenticate this user
*/
public GenericPrincipal(String name, String password) {
this(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 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 GenericPrincipal(String name, String password, List roles) {
this(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 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 principal to be returned from the request
* getUserPrincipal call if not null; if null, this will be returned
*/
public GenericPrincipal(String name, String password, List roles,
Principal userPrincipal) {
this(name, password, roles, userPrincipal, null);
}
/**
* Construct a new Principal, associated with the specified Realm, for the
* specified username and password, with the specified role names
* (as Strings).
*
* @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 principal to be returned from the request
* getUserPrincipal call if not null; if null, this will be returned
* @param loginContext - If provided, this will be used to log out the user
* at the appropriate time
*/
public GenericPrincipal(String name, String password, List roles,
Principal userPrincipal, LoginContext loginContext) {
super();
this.name = name;
this.password = password;
this.userPrincipal = userPrincipal;
if (roles != null) {
this.roles = new String[roles.size()];
this.roles = roles.toArray(this.roles);
if (this.roles.length > 0)
Arrays.sort(this.roles);
}
this.loginContext = loginContext;
}
// ------------------------------------------------------------- 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 set of roles associated with this user.
*/
protected String roles[] = new String[0];
public String[] getRoles() {
return (this.roles);
}
/**
* The authenticated Principal to be exposed to applications.
*/
protected Principal userPrincipal = null;
public Principal getUserPrincipal() {
if (userPrincipal != null) {
return userPrincipal;
} else {
return this;
}
}
/**
* The JAAS LoginContext, if any, used to authenticate this Principal.
* Kept so we can call logout().
*/
protected LoginContext loginContext = null;
// --------------------------------------------------------- Public Methods
/**
* Does the user represented by this Principal possess the specified role?
*
* @param role Role to be tested
*/
public boolean hasRole(String role) {
if("*".equals(role)) // Special 2.4 role meaning everyone
return true;
if (role == null)
return (false);
return (Arrays.binarySearch(roles, role) >= 0);
}
/**
* Return a String representation of this object, which exposes only
* information that should be public.
*/
@Override
public String toString() {
StringBuilder sb = new StringBuilder("GenericPrincipal[");
sb.append(this.name);
sb.append("(");
for( int i=0;i
