Java tutorial
/* * Copyright 2013-2023 Peng Li <madding.lip@gmail.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.encrypt.cert.bc.loader; import java.io.IOException; import java.io.InputStream; import java.nio.charset.StandardCharsets; import java.security.KeyPair; import java.security.cert.X509Certificate; import org.apache.commons.lang.StringUtils; import com.aqnote.shared.encrypt.ProviderUtil; import com.aqnote.shared.encrypt.cert.bc.cover.PKCSReader; import com.aqnote.shared.encrypt.util.ClassLoaderUtil; import com.aqnote.shared.encrypt.util.StreamUtil; /** * CaCertLoader.java??ca? * * @author madding.lip Dec 6, 2013 9:30:09 PM */ public class CaCertLoader { static { ProviderUtil.addBCProvider(); } private static final String CA_CRT_FILE = "META-INF/aqnote/root_ca.crt"; private static final String CA_KEY_FILE = "META-INF/aqnote/root_ca.key"; private static final String CLASS1_CA_CRT_FILE = "META-INF/aqnote/class1_ca.crt"; private static final String CLASS1_CA_KEY_FILE = "META-INF/aqnote/class1_ca.key"; private static final String CLASS2_CA_CRT_FILE = "META-INF/aqnote/class2_ca.crt"; private static final String CLASS2_CA_KEY_FILE = "META-INF/aqnote/class2_ca.key"; private static final String CLASS_3_CA_CRT_FILE = "META-INF/aqnote/class3_ca.crt"; private static final String CLASS_3_CA_KEY_FILE = "META-INF/aqnote/class3_ca.key"; private static final String BEGIN_CERT = "-----BEGIN CERTIFICATE-----\n"; private static final String END_CERT = "-----END CERTIFICATE-----\n"; private static X509Certificate caCrt; private static KeyPair caKeyPair; private static X509Certificate class1CaCrt; private static KeyPair class1CaKeyPair; private static X509Certificate class2CaCrt; private static KeyPair class2CaKeyPair; private static X509Certificate class3RootCrt; private static KeyPair class3RootKeyPair; private static String b64CaCrt; public synchronized static X509Certificate getCaCrt() throws IOException { if (caCrt == null) { ClassLoader classLoader = ClassLoaderUtil.getClassLoader(); InputStream is = classLoader.getResourceAsStream(CA_CRT_FILE); caCrt = PKCSReader.readCert(is); is.close(); } return caCrt; } public synchronized static String getB64CaCrt() throws IOException { if (StringUtils.isBlank(b64CaCrt)) { ClassLoader classLoader = ClassLoaderUtil.getClassLoader(); InputStream is = classLoader.getResourceAsStream(CA_CRT_FILE); b64CaCrt = StreamUtil.stream2Bytes(is, StandardCharsets.UTF_8); b64CaCrt = StringUtils.removeStart(b64CaCrt, BEGIN_CERT); b64CaCrt = StringUtils.removeEnd(b64CaCrt, END_CERT); } return b64CaCrt; } public synchronized static KeyPair getCaKeyPair() throws IOException { if (caKeyPair == null) { ClassLoader classLoader = ClassLoaderUtil.getClassLoader(); InputStream is = classLoader.getResourceAsStream(CA_KEY_FILE); caKeyPair = PKCSReader.readKeyPair(is, null); is.close(); } return caKeyPair; } public synchronized static KeyPair getCaKeyPair(char[] pwd) throws IOException { if (caKeyPair == null) { ClassLoader classLoader = ClassLoaderUtil.getClassLoader(); InputStream is = classLoader.getResourceAsStream(CA_KEY_FILE); caKeyPair = PKCSReader.readKeyPair(is, pwd); is.close(); } return caKeyPair; } public synchronized static X509Certificate getClass1CaCrt() throws IOException { if (class1CaCrt == null) { ClassLoader classLoader = ClassLoaderUtil.getClassLoader(); InputStream is = classLoader.getResourceAsStream(CLASS1_CA_CRT_FILE); class1CaCrt = PKCSReader.readCert(is); is.close(); } return class1CaCrt; } public synchronized static KeyPair getClass1CaKeyPair() throws IOException { if (class1CaKeyPair == null) { ClassLoader classLoader = ClassLoaderUtil.getClassLoader(); InputStream is = classLoader.getResourceAsStream(CLASS1_CA_KEY_FILE); class1CaKeyPair = PKCSReader.readKeyPair(is, null); is.close(); } return class1CaKeyPair; } public synchronized static KeyPair getClass1CaKeyPair(char[] pwd) throws IOException { if (class1CaKeyPair == null) { ClassLoader classLoader = ClassLoaderUtil.getClassLoader(); InputStream is = classLoader.getResourceAsStream(CLASS1_CA_KEY_FILE); class1CaKeyPair = PKCSReader.readKeyPair(is, pwd); is.close(); } return class1CaKeyPair; } public synchronized static X509Certificate getClass2CaCrt() throws IOException { if (class2CaCrt == null) { ClassLoader classLoader = ClassLoaderUtil.getClassLoader(); InputStream is = classLoader.getResourceAsStream(CLASS2_CA_CRT_FILE); class2CaCrt = PKCSReader.readCert(is); is.close(); } return class2CaCrt; } public synchronized static KeyPair getClass2CaKeyPair() throws IOException { if (class2CaKeyPair == null) { ClassLoader classLoader = ClassLoaderUtil.getClassLoader(); InputStream is = classLoader.getResourceAsStream(CLASS2_CA_KEY_FILE); class2CaKeyPair = PKCSReader.readKeyPair(is, null); is.close(); } return class2CaKeyPair; } public synchronized static KeyPair getClass2CaKeyPair(char[] pwd) throws IOException { if (class2CaKeyPair == null) { ClassLoader classLoader = ClassLoaderUtil.getClassLoader(); InputStream is = classLoader.getResourceAsStream(CLASS2_CA_KEY_FILE); class2CaKeyPair = PKCSReader.readKeyPair(is, pwd); is.close(); } return class2CaKeyPair; } public synchronized static X509Certificate getClass3CaCrt() throws IOException { if (class3RootCrt == null) { ClassLoader classLoader = ClassLoaderUtil.getClassLoader(); InputStream is = classLoader.getResourceAsStream(CLASS_3_CA_CRT_FILE); class3RootCrt = PKCSReader.readCert(is); is.close(); } return class3RootCrt; } public synchronized static KeyPair getClass3CaKeyPair() throws IOException { if (class3RootKeyPair == null) { ClassLoader classLoader = ClassLoaderUtil.getClassLoader(); InputStream is = classLoader.getResourceAsStream(CLASS_3_CA_KEY_FILE); class3RootKeyPair = PKCSReader.readKeyPair(is, null); is.close(); } return class3RootKeyPair; } public synchronized static KeyPair getClass3CaKeyPair(char[] pwd) throws IOException { if (class3RootKeyPair == null) { ClassLoader classLoader = ClassLoaderUtil.getClassLoader(); InputStream is = classLoader.getResourceAsStream(CLASS_3_CA_KEY_FILE); class3RootKeyPair = PKCSReader.readKeyPair(is, pwd); is.close(); } return class3RootKeyPair; } }