| /* |
| * Copyright (c) 2015, 2017 Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code 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 |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| package c; |
| |
| import java.security.Provider; |
| import java.security.Security; |
| import java.util.Iterator; |
| import java.util.ServiceLoader; |
| |
| /** |
| * A Test client using different mechanism to search the custom security |
| * provider. It uses ClassLoader, ServiceLoader and default mechanism to find |
| * a provider registered through "java.security" extension file. |
| */ |
| public class TestClient { |
| |
| public static void main(String[] args) throws Exception { |
| |
| Provider p = null; |
| if (args != null && args.length > 1) { |
| switch (args[0]) { |
| case "CL": |
| p = (Provider) Class.forName(args[1]).newInstance(); |
| if (Security.addProvider(p) == -1) { |
| throw new RuntimeException("Failed to add provider"); |
| } |
| break; |
| case "SL": |
| ServiceLoader<Provider> services |
| = ServiceLoader.load(java.security.Provider.class); |
| Iterator<Provider> iterator = services.iterator(); |
| while (iterator.hasNext()) { |
| Provider spr = iterator.next(); |
| if (spr.getName().equals(args[1])) { |
| p = spr; |
| if (Security.addProvider(p) == -1) { |
| throw new RuntimeException( |
| "Failed to add provider"); |
| } |
| break; |
| } |
| } |
| break; |
| case "SPN": |
| case "SPT": |
| p = Security.getProvider(args[1]); |
| break; |
| default: |
| throw new RuntimeException("Invalid argument."); |
| } |
| } |
| if (p == null) { |
| throw new RuntimeException("Provider TestProvider not found"); |
| } |
| System.out.printf("Client: found provider %s", p.getName()); |
| } |
| } |