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72 changes: 72 additions & 0 deletions
72
adyen-core/src/main/java/com/adyen/core/internals/TLSSocketFactory.java
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package com.adyen.core.internals; | ||
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import java.io.IOException; | ||
import java.net.InetAddress; | ||
import java.net.Socket; | ||
import java.security.KeyManagementException; | ||
import java.security.NoSuchAlgorithmException; | ||
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import javax.net.ssl.SSLContext; | ||
import javax.net.ssl.SSLSocket; | ||
import javax.net.ssl.SSLSocketFactory; | ||
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/** | ||
* An SSL Socket factory that only supports TLSv1.2. | ||
*/ | ||
public class TLSSocketFactory extends SSLSocketFactory { | ||
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private SSLSocketFactory internalSSLSocketFactory; | ||
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public TLSSocketFactory() throws KeyManagementException, NoSuchAlgorithmException { | ||
SSLContext context = SSLContext.getInstance("TLSv1.2"); | ||
context.init(null, null, null); | ||
internalSSLSocketFactory = context.getSocketFactory(); | ||
} | ||
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@Override | ||
public String[] getDefaultCipherSuites() { | ||
return internalSSLSocketFactory.getDefaultCipherSuites(); | ||
} | ||
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@Override | ||
public String[] getSupportedCipherSuites() { | ||
return internalSSLSocketFactory.getSupportedCipherSuites(); | ||
} | ||
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@Override | ||
public Socket createSocket() throws IOException { | ||
return enableTLSOnSocket(internalSSLSocketFactory.createSocket()); | ||
} | ||
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@Override | ||
public Socket createSocket(Socket s, String host, int port, boolean autoClose) throws IOException { | ||
return enableTLSOnSocket(internalSSLSocketFactory.createSocket(s, host, port, autoClose)); | ||
} | ||
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@Override | ||
public Socket createSocket(String host, int port) throws IOException { | ||
return enableTLSOnSocket(internalSSLSocketFactory.createSocket(host, port)); | ||
} | ||
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@Override | ||
public Socket createSocket(String host, int port, InetAddress localHost, int localPort) throws IOException { | ||
return enableTLSOnSocket(internalSSLSocketFactory.createSocket(host, port, localHost, localPort)); | ||
} | ||
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@Override | ||
public Socket createSocket(InetAddress host, int port) throws IOException { | ||
return enableTLSOnSocket(internalSSLSocketFactory.createSocket(host, port)); | ||
} | ||
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@Override | ||
public Socket createSocket(InetAddress address, int port, InetAddress localAddress, int localPort) throws IOException { | ||
return enableTLSOnSocket(internalSSLSocketFactory.createSocket(address, port, localAddress, localPort)); | ||
} | ||
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private Socket enableTLSOnSocket(Socket socket) { | ||
if (socket != null && (socket instanceof SSLSocket)) { | ||
((SSLSocket) socket).setEnabledProtocols(new String[]{"TLSv1.2"}); | ||
} | ||
return socket; | ||
} | ||
} |
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