nl.topicus.jdbc.shaded.io.netty.handler.ssl.OpenSslEngine Maven / Gradle / Ivy

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JDBC Driver for Google Cloud Spanner

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/*
 * Copyright 2014 The Netty Project
 *
 * The Netty Project licenses this file to you 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 nl.topicus.jdbc.shaded.io.netty.handler.ssl;

import nl.topicus.jdbc.shaded.io.netty.buffer.ByteBufAllocator;

import javax.net.ssl.SSLEngine;

/**
 * Implements a {@link SSLEngine} using
 * OpenSSL BIO abstractions.
 * 
 * This class will use a finalizer to ensure native resources are automatically cleaned up. To avoid finalizers
 * and manually release the native memory see {@link ReferenceCountedOpenSslEngine}.
 */
public final class OpenSslEngine extends ReferenceCountedOpenSslEngine {
    OpenSslEngine(OpenSslContext context, ByteBufAllocator alloc, String peerHost, int peerPort,
                  boolean jdkCompatibilityMode) {
        super(context, alloc, peerHost, peerPort, jdkCompatibilityMode, false);
    }

    @Override
    @SuppressWarnings("FinalizeDeclaration")
    protected void finalize() throws Throwable {
        super.finalize();
        OpenSsl.releaseIfNeeded(this);
    }
}