AuthRegistry.java

/*
 Copyright 2013 The MITRE Corporation, All Rights Reserved.

 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this work 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.mitre.svmp.auth;

import org.mitre.svmp.common.Constants;
import org.mitre.svmp.auth.module.*;
import org.mitre.svmp.auth.type.*;

import java.util.ArrayList;
import java.util.List;

/**
 * @author Joe Portner
 */
public class AuthRegistry implements Constants {
    // Gets an AuthType with a specific ID
    public static IAuthType getAuthType(int id) {
        IAuthType result = null;
        for (IAuthType authType : AUTH_TYPES) {
            if (authType.getID() == id) {
                result = authType;
                break;
            }
        }
        return result;
    }

    // get an array of all Auth Types that are registered
    public static IAuthType[] getAuthTypes() {
        return AUTH_TYPES.toArray(new IAuthType[AUTH_TYPES.size()]);
    }

    // get an array of all Auth Modules that are registered
    public static IAuthModule[] getAuthModules() {
        return AUTH_MODULES.toArray(new IAuthModule[AUTH_MODULES.size()]);
    }

    private static final List<IAuthType> AUTH_TYPES = registerTypes();
    private static final List<IAuthModule> AUTH_MODULES = registerModules();

    private static List<IAuthType> registerTypes() {
        List<IAuthType> list = new ArrayList<IAuthType>();

        // add instances of types here
        list.add(new PasswordType());
        list.add(new SecurityTokenType());
        list.add(new PasswordAndSecurityTokenType());

        if (API_14) {
            // only for ICS and newer versions that support the KeyChain API
            list.add(new CertificateType());
        }

        return list;
    }

    private static List<IAuthModule> registerModules() {
        List<IAuthModule> list = new ArrayList<IAuthModule>();

        // add instances of modules here
        list.add(new PasswordModule());
        list.add(new SecurityTokenModule());

        if (API_14) {
            // only for ICS and newer versions that support the KeyChain API
            list.add(new CertificateModule());
        }

        return list;
    }

 /*   // get an array of all Auth Modules that are registered
    public static IAuthModule[] getAuthModules() {
        return AUTH_MODULES.values().toArray(new IAuthModule[AUTH_MODULES.size()]);
    }

    // get a specific Auth Module by its AuthKey (String that is sent in the Intent to be authorized)
    public static IAuthModule getAuthModule(String authKey) {
        return AUTH_MODULES.get(authKey);
    }

    private static final HashMap<String, IAuthModule> AUTH_MODULES = registerModules();

    private static HashMap<String, IAuthModule> registerModules() {
        HashMap<String, IAuthModule> map = new HashMap<String, IAuthModule>();
        List<IAuthModule> list = new ArrayList<IAuthModule>();

        // add instances of modules here
        list.add(new PasswordModule());
        list.add(new SecurityTokenModule());

        // loop through the list and add entries to the map
        for (IAuthModule authModule : list)
            map.put(authModule.getAuthKey(), authModule);
        return map;
    }*/
}