--- /dev/null 2015-07-25 05:49:27.889711346 -0700 +++ new/test/java/security/Provider/modules/src/jceclientmodule/client/TestJCEClient.java 2015-12-08 05:46:39.551295307 -0800 @@ -0,0 +1,79 @@ +/* + * Copyright (c) 2015, 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 client; + +import java.security.Provider; +import java.security.Security; +import java.util.Iterator; +import java.util.ServiceLoader; + +/** + * Test JCE client uses different mechanism to find the custom security + * provider. It uses ServiceLoader and ClassLoader to find the TEST provider + * available in classPath/modulePath. It also tries to find, if the provider is + * configured through "java.security" file. + */ +public class TestJCEClient { + + private static final String CUSTOM_PROVIDER_NAME = "TEST"; + private static final String EXCEPTION_MESSAGE + = "Unable to find Test JCE Provider"; + private static final String USE_SERVICE_LOADER = "USE_SERVICE_LOADER"; + private static final String USE_CLASS_LOADER = "USE_CLASS_LOADER"; + + public static void main(String[] args) { + Provider provider = null; + //Try to find the TEST provider loaded by ServiceLoader. + if (args != null && args.length > 0 + && USE_SERVICE_LOADER.equals(args[0])) { + System.out.println("Using service loader to find JCE provider."); + ServiceLoader services + = ServiceLoader.load(java.security.Provider.class); + Iterator iterator = services.iterator(); + while (iterator.hasNext()) { + Provider p = iterator.next(); + if (p.getName().equals(CUSTOM_PROVIDER_NAME)) { + provider = p; + break; + } + } + } else if (args != null && args.length > 0 + && USE_CLASS_LOADER.equals(args[0])) { + System.out.println("Using class loader to find JCE provider."); + //Find the TEST provider loaded by ClassLoader. + provider = new provider.TestJCEProvider(); + } else { + //Find the TEST provider configured through Security.getProvider(). + System.out.println( + "Finding JCE provider through Security.getProvider()."); + provider = Security.getProvider(CUSTOM_PROVIDER_NAME); + } + + if (provider != null) { + System.out.printf("Test JCE provider named '%s' loaded " + + "successfully", CUSTOM_PROVIDER_NAME); + } else { + throw new RuntimeException(EXCEPTION_MESSAGE); + } + } +}