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1   /*
2    * Copyright 2014 The Netty Project
3    *
4    * The Netty Project licenses this file to you under the Apache License,
5    * version 2.0 (the "License"); you may not use this file except in compliance
6    * with the License. You may obtain a copy of the License at:
7    *
8    *   http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13   * License for the specific language governing permissions and limitations
14   * under the License.
15   */
16  package io.netty.handler.ssl;
17  
18  import io.netty.buffer.ByteBufAllocator;
19  
20  import java.security.cert.Certificate;
21  
22  import javax.net.ssl.SSLEngine;
23  import javax.net.ssl.SSLException;
24  
25  /**
26   * This class will use a finalizer to ensure native resources are automatically cleaned up. To avoid finalizers
27   * and manually release the native memory see {@link ReferenceCountedOpenSslContext}.
28   */
29  public abstract class OpenSslContext extends ReferenceCountedOpenSslContext {
30      OpenSslContext(Iterable<String> ciphers, CipherSuiteFilter cipherFilter, ApplicationProtocolConfig apnCfg,
31                     long sessionCacheSize, long sessionTimeout, int mode, Certificate[] keyCertChain,
32                     ClientAuth clientAuth, String[] protocols, boolean startTls, boolean enableOcsp)
33              throws SSLException {
34          super(ciphers, cipherFilter, apnCfg, sessionCacheSize, sessionTimeout, mode, keyCertChain,
35                  clientAuth, protocols, startTls, enableOcsp, false);
36      }
37  
38      OpenSslContext(Iterable<String> ciphers, CipherSuiteFilter cipherFilter,
39                     OpenSslApplicationProtocolNegotiator apn, long sessionCacheSize,
40                     long sessionTimeout, int mode, Certificate[] keyCertChain,
41                     ClientAuth clientAuth, String[] protocols, boolean startTls,
42                     boolean enableOcsp) throws SSLException {
43          super(ciphers, cipherFilter, apn, sessionCacheSize, sessionTimeout, mode, keyCertChain, clientAuth, protocols,
44                  startTls, enableOcsp, false);
45      }
46  
47      @Override
48      final SSLEngine newEngine0(ByteBufAllocator alloc, String peerHost, int peerPort, boolean jdkCompatibilityMode) {
49          return new OpenSslEngine(this, alloc, peerHost, peerPort, jdkCompatibilityMode);
50      }
51  
52      @Override
53      @SuppressWarnings("FinalizeDeclaration")
54      protected final void finalize() throws Throwable {
55          super.finalize();
56          OpenSsl.releaseIfNeeded(this);
57      }
58  }