73 lines
2.7 KiB
Java
73 lines
2.7 KiB
Java
/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.tomcat.util.net;
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import javax.net.ssl.SSLSession;
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import org.apache.juli.logging.Log;
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import org.apache.juli.logging.LogFactory;
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import org.apache.tomcat.util.net.jsse.JSSEImplementation;
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import org.apache.tomcat.util.res.StringManager;
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/**
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* Provides a factory and base implementation for the Tomcat specific mechanism
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* that allows alternative SSL/TLS implementations to be used without requiring
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* the implementation of a full JSSE provider.
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*/
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public abstract class SSLImplementation {
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private static final Log logger = LogFactory.getLog(SSLImplementation.class);
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private static final StringManager sm = StringManager.getManager(SSLImplementation.class);
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/**
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* Obtain an instance (not a singleton) of the implementation with the given
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* class name.
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*
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* @param className The class name of the required implementation or null to
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* use the default (currently {@link JSSEImplementation}.
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*
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* @return An instance of the required implementation
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*
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* @throws ClassNotFoundException If an instance of the requested class
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* cannot be created
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*/
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public static SSLImplementation getInstance(String className)
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throws ClassNotFoundException {
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if (className == null)
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return new JSSEImplementation();
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try {
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Class<?> clazz = Class.forName(className);
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return (SSLImplementation) clazz.getConstructor().newInstance();
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} catch (Exception e) {
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String msg = sm.getString("sslImplementation.cnfe", className);
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if (logger.isDebugEnabled()) {
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logger.debug(msg, e);
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}
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throw new ClassNotFoundException(msg, e);
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}
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}
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public abstract SSLSupport getSSLSupport(SSLSession session);
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public abstract SSLUtil getSSLUtil(SSLHostConfigCertificate certificate);
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public abstract boolean isAlpnSupported();
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}
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