org.fabric3.spi.security.BasicSecuritySubject Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of fabric3-spi Show documentation
SPIs for runtime extensions
There is a newer version: 2.0.1
/*
 * Fabric3
 * Copyright (c) 2009-2011 Metaform Systems
 *
 * Fabric3 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 3 of
 * the License, or (at your option) any later version, with the
 * following exception:
 *
 * Linking this software statically or dynamically with other
 * modules is making a combined work based on this software.
 * Thus, the terms and conditions of the GNU General Public
 * License cover the whole combination.
 *
 * As a special exception, the copyright holders of this software
 * give you permission to link this software with independent
 * modules to produce an executable, regardless of the license
 * terms of these independent modules, and to copy and distribute
 * the resulting executable under terms of your choice, provided
 * that you also meet, for each linked independent module, the
 * terms and conditions of the license of that module. An
 * independent module is a module which is not derived from or
 * based on this software. If you modify this software, you may
 * extend this exception to your version of the software, but
 * you are not obligated to do so. If you do not wish to do so,
 * delete this exception statement from your version.
 *
 * Fabric3 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 Fabric3.
 * If not, see .
*/
package org.fabric3.spi.security;

import java.security.Principal;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
import javax.security.auth.Subject;

import org.fabric3.api.Role;
import org.fabric3.api.SecuritySubject;

/**
 * SecuritySubject for the Fabric3 basic security implementation.
 *
 * @version $Rev: 9763 $ $Date: 2011-01-03 00:48:06 +0000 (Mon, 03 Jan 2011) $
 */
public class BasicSecuritySubject implements SecuritySubject, Principal {
    private String username;
    private String password;
    private Set roles;
    private Subject jaasSubject;

    public BasicSecuritySubject(String username, String password, Set roles) {
        this.username = username;
        this.password = password;
        this.roles = roles;
        Set principals = new HashSet(roles);
        principals.add(this);
        jaasSubject = new Subject(true, principals, Collections.emptySet(), Collections.emptySet());

    }

    public String getUsername() {
        return username;
    }

    public String getPassword() {
        return password;
    }

    public Set getRoles() {
        return roles;
    }

    @SuppressWarnings({"SuspiciousMethodCalls"})
    public boolean hasRole(String name) {
        return roles.contains(new Role(name));
    }

    public  T getDelegate(Class type) {
        if (!BasicSecuritySubject.class.equals(type)) {
            throw new IllegalArgumentException("Unknown delegate type: " + type);
        }
        return type.cast(this);
    }

    public Subject getJaasSubject() {
        return jaasSubject;
    }

    public String getName() {
        return username;
    }

    @Override
    public String toString() {
        return username;
    }
}