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org.conscrypt.Java8EngineWrapper Maven / Gradle / Ivy
/*
* Copyright (C) 2017 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 static org.conscrypt.Preconditions.checkNotNull;
import java.nio.ByteBuffer;
import java.security.PrivateKey;
import java.util.List;
import java.util.function.BiFunction;
import javax.net.ssl.SSLEngine;
import javax.net.ssl.SSLEngineResult;
import javax.net.ssl.SSLEngineResult.HandshakeStatus;
import javax.net.ssl.SSLException;
import javax.net.ssl.SSLParameters;
import javax.net.ssl.SSLSession;
import javax.net.ssl.SSLSocket;
/**
* A wrapper around {@link ConscryptEngine} that adapts to the new Java 9 (and potentially later
* patches of 8) {@code setHandshakeApplicationProtocolSelector} API (which requires Java 8 for
* compilation, due to the use of {@link BiFunction}).
*/
final class Java8EngineWrapper extends AbstractConscryptEngine {
private final ConscryptEngine delegate;
private BiFunction, String> selector;
Java8EngineWrapper(ConscryptEngine delegate) {
this.delegate = checkNotNull(delegate, "delegate");
}
static SSLEngine getDelegate(SSLEngine engine) {
if (engine instanceof Java8EngineWrapper) {
return ((Java8EngineWrapper) engine).delegate;
}
return engine;
}
@Override
public SSLEngineResult wrap(ByteBuffer[] byteBuffers, ByteBuffer byteBuffer)
throws SSLException {
return delegate.wrap(byteBuffers, byteBuffer);
}
@Override
public SSLParameters getSSLParameters() {
return delegate.getSSLParameters();
}
@Override
public void setSSLParameters(SSLParameters sslParameters) {
delegate.setSSLParameters(sslParameters);
}
@Override
void setBufferAllocator(BufferAllocator bufferAllocator) {
delegate.setBufferAllocator(bufferAllocator);
}
@Override
int maxSealOverhead() {
return delegate.maxSealOverhead();
}
@Override
void setChannelIdEnabled(boolean enabled) {
delegate.setChannelIdEnabled(enabled);
}
@Override
byte[] getChannelId() throws SSLException {
return delegate.getChannelId();
}
@Override
void setChannelIdPrivateKey(PrivateKey privateKey) {
delegate.setChannelIdPrivateKey(privateKey);
}
@Override
void setHandshakeListener(HandshakeListener handshakeListener) {
delegate.setHandshakeListener(handshakeListener);
}
@Override
void setHostname(String hostname) {
delegate.setHostname(hostname);
}
@Override
String getHostname() {
return delegate.getHostname();
}
@Override
public String getPeerHost() {
return delegate.getPeerHost();
}
@Override
public int getPeerPort() {
return delegate.getPeerPort();
}
@Override
public void beginHandshake() throws SSLException {
delegate.beginHandshake();
}
@Override
public void closeInbound() throws SSLException {
delegate.closeInbound();
}
@Override
public void closeOutbound() {
delegate.closeOutbound();
}
@Override
public Runnable getDelegatedTask() {
return delegate.getDelegatedTask();
}
@Override
public String[] getEnabledCipherSuites() {
return delegate.getEnabledCipherSuites();
}
@Override
public String[] getEnabledProtocols() {
return delegate.getEnabledProtocols();
}
@Override
public boolean getEnableSessionCreation() {
return delegate.getEnableSessionCreation();
}
@Override
public HandshakeStatus getHandshakeStatus() {
return delegate.getHandshakeStatus();
}
@Override
public boolean getNeedClientAuth() {
return delegate.getNeedClientAuth();
}
@Override
SSLSession handshakeSession() {
return delegate.handshakeSession();
}
@Override
public SSLSession getSession() {
return delegate.getSession();
}
@Override
public String[] getSupportedCipherSuites() {
return delegate.getSupportedCipherSuites();
}
@Override
public String[] getSupportedProtocols() {
return delegate.getSupportedProtocols();
}
@Override
public boolean getUseClientMode() {
return delegate.getUseClientMode();
}
@Override
public boolean getWantClientAuth() {
return delegate.getWantClientAuth();
}
@Override
public boolean isInboundDone() {
return delegate.isInboundDone();
}
@Override
public boolean isOutboundDone() {
return delegate.isOutboundDone();
}
@Override
public void setEnabledCipherSuites(String[] suites) {
delegate.setEnabledCipherSuites(suites);
}
@Override
public void setEnabledProtocols(String[] protocols) {
delegate.setEnabledProtocols(protocols);
}
@Override
public void setEnableSessionCreation(boolean flag) {
delegate.setEnableSessionCreation(flag);
}
@Override
public void setNeedClientAuth(boolean need) {
delegate.setNeedClientAuth(need);
}
@Override
public void setUseClientMode(boolean mode) {
delegate.setUseClientMode(mode);
}
@Override
public void setWantClientAuth(boolean want) {
delegate.setWantClientAuth(want);
}
@Override
public SSLEngineResult unwrap(ByteBuffer src, ByteBuffer dst) throws SSLException {
return delegate.unwrap(src, dst);
}
@Override
public SSLEngineResult unwrap(ByteBuffer src, ByteBuffer[] dsts) throws SSLException {
return delegate.unwrap(src, dsts);
}
@Override
public SSLEngineResult unwrap(ByteBuffer src, ByteBuffer[] dsts, int offset, int length)
throws SSLException {
return delegate.unwrap(src, dsts, offset, length);
}
@Override
SSLEngineResult unwrap(ByteBuffer[] srcs, ByteBuffer[] dsts) throws SSLException {
return delegate.unwrap(srcs, dsts);
}
@Override
SSLEngineResult unwrap(ByteBuffer[] srcs, int srcsOffset, int srcsLength, ByteBuffer[] dsts,
int dstsOffset, int dstsLength) throws SSLException {
return delegate.unwrap(srcs, srcsOffset, srcsLength, dsts, dstsOffset, dstsLength);
}
@Override
public SSLEngineResult wrap(ByteBuffer src, ByteBuffer dst) throws SSLException {
return delegate.wrap(src, dst);
}
@Override
public SSLEngineResult wrap(ByteBuffer[] srcs, int srcsOffset, int srcsLength, ByteBuffer dst)
throws SSLException {
return delegate.wrap(srcs, srcsOffset, srcsLength, dst);
}
@Override
void setUseSessionTickets(boolean useSessionTickets) {
delegate.setUseSessionTickets(useSessionTickets);
}
@Override
void setApplicationProtocols(String[] protocols) {
delegate.setApplicationProtocols(protocols);
}
@Override
String[] getApplicationProtocols() {
return delegate.getApplicationProtocols();
}
@Override
public String getApplicationProtocol() {
return delegate.getApplicationProtocol();
}
@Override
void setApplicationProtocolSelector(ApplicationProtocolSelector selector) {
delegate.setApplicationProtocolSelector(
selector == null ? null : new ApplicationProtocolSelectorAdapter(this, selector));
}
@Override
byte[] getTlsUnique() {
return delegate.getTlsUnique();
}
@Override
byte[] exportKeyingMaterial(String label, byte[] context, int length) throws SSLException {
return delegate.exportKeyingMaterial(label, context, length);
}
@Override
public String getHandshakeApplicationProtocol() {
return delegate.getHandshakeApplicationProtocol();
}
/* @Override */
@SuppressWarnings("MissingOverride") // For compilation with Java < 9.
public void setHandshakeApplicationProtocolSelector(
final BiFunction, String> selector) {
this.selector = selector;
setApplicationProtocolSelector(toApplicationProtocolSelector(selector));
}
/* @Override */
@SuppressWarnings("MissingOverride") // For compilation with Java < 9.
public BiFunction, String> getHandshakeApplicationProtocolSelector() {
return selector;
}
private static ApplicationProtocolSelector toApplicationProtocolSelector(
final BiFunction, String> selector) {
return selector == null ? null : new ApplicationProtocolSelector() {
@Override
public String selectApplicationProtocol(SSLEngine engine, List protocols) {
return selector.apply(engine, protocols);
}
@Override
public String selectApplicationProtocol(SSLSocket socket, List protocols) {
throw new UnsupportedOperationException();
}
};
}
}
