org.conscrypt.SSLServerSessionCache Maven / Gradle / Ivy
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/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* 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 org.conscrypt;
import javax.net.ssl.SSLSession;
/**
* A persistent {@link javax.net.ssl.SSLSession} cache used by
* {@link javax.net.ssl.SSLSessionContext} to share server-side SSL sessions
* across processes. For example, this cache enables one server to resume
* a session started by a different server based on a session ID provided
* by the client.
*
* The {@code SSLSessionContext} implementation converts
* {@code SSLSession}s into raw bytes and vice versa. The exact makeup of the
* session data is dependent upon the caller's implementation and is opaque to
* the {@code SSLServerSessionCache} implementation.
*/
interface SSLServerSessionCache {
/**
* Gets the session data for given session ID.
*
* @param id from {@link javax.net.ssl.SSLSession#getId()}
* @return the session data or null if none is cached
* @throws NullPointerException if id is null
*/
byte[] getSessionData(byte[] id);
/**
* Stores session data for the given session.
*
* @param session to cache data for
* @param sessionData to cache
* @throws NullPointerException if session or data is null
*/
void putSessionData(SSLSession session, byte[] sessionData);
}