Java tutorial
/* * Copyright 2013-2023 "Peng Li"<aqnote@qq.com> Licensed under the AQNote License, Version 1.0 (the "License"); * you may not use this file except in compliance with the License. You may obtain a copy of the License at * http://www.aqnote.com/licenses/LICENSE-1.0 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 com.aqnote.shared.cryptology.provider; import java.security.Provider; import java.security.Security; import java.util.Iterator; import java.util.Set; import org.bouncycastle.jce.provider.BouncyCastleProvider; import cryptix.provider.Cryptix; /** * ProviderOpr.java descprovider? * * @author "Peng Li"<aqnote@qq.com> Jun 9, 2014 1:04:08 PM */ public class ProviderTest { public static void listProviders() { Provider[] providers = Security.getProviders(); for (int i = 0; i < providers.length; i++) { printProvider(providers[i]); } } public static void printProvider(Provider provider) { if (provider == null) { return; } System.out.println("Provider name: " + provider.getName()); System.out.println("Provider information: " + provider.getInfo()); System.out.println("Provider version: " + provider.getVersion()); Set<?> entries = provider.entrySet(); Iterator<?> iterator = entries.iterator(); while (iterator.hasNext()) { System.out.println("\tProperty entry: " + iterator.next()); } } public static void addProvider(Provider provider) { if (provider == null) { return; } Security.addProvider(provider); } public static void insertProvider(Provider provider) { if (provider == null) { return; } Security.insertProviderAt(provider, 1); } public static void main(String[] args) { // printProvider(new sun.security.pkcs11.SunPKCS11()); printProvider(new BouncyCastleProvider()); printProvider(new Cryptix()); listProviders(); addProvider(new BouncyCastleProvider()); addProvider(new Cryptix()); listProviders(); } }