78 lines
3.0 KiB
Java
78 lines
3.0 KiB
Java
/*
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* Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package c;
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import java.security.Provider;
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import java.security.Security;
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import java.util.Iterator;
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import java.util.ServiceLoader;
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/**
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* A Test client using different mechanism to search the custom security
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* provider. It uses ClassLoader, ServiceLoader and default mechanism to find
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* a provider registered through "java.security" extension file.
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*/
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public class TestClient {
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public static void main(String[] args) throws Exception {
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Provider p = null;
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if (args != null && args.length > 1) {
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switch (args[0]) {
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case "CL":
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p = (Provider) Class.forName(args[1]).newInstance();
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if (Security.addProvider(p) == -1) {
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throw new RuntimeException("Failed to add provider");
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}
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break;
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case "SL":
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ServiceLoader<Provider> services
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= ServiceLoader.load(java.security.Provider.class);
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Iterator<Provider> iterator = services.iterator();
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while (iterator.hasNext()) {
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Provider spr = iterator.next();
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if (spr.getName().equals(args[1])) {
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p = spr;
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if (Security.addProvider(p) == -1) {
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throw new RuntimeException(
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"Failed to add provider");
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}
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break;
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}
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}
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break;
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case "SPN":
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case "SPT":
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p = Security.getProvider(args[1]);
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break;
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default:
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throw new RuntimeException("Invalid argument.");
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}
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}
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if (p == null) {
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throw new RuntimeException("Provider TestProvider not found");
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}
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System.out.printf("Client: found provider %s", p.getName());
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}
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}
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