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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
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*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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package com.sun.security.sasl;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.security.NoSuchAlgorithmException;
import java.security.InvalidParameterException;
import java.security.ProviderException;
import static sun.security.util.SecurityConstants.PROVIDER_VER;
/**
* The SASL provider.
* Provides client support for
* - EXTERNAL
* - PLAIN
* - CRAM-MD5
* - DIGEST-MD5
* - NTLM
* And server support for
* - CRAM-MD5
* - DIGEST-MD5
* - NTLM
*/
public final class Provider extends java.security.Provider {
private static final long serialVersionUID = 8622598936488630849L;
private static final String info = "Sun SASL provider" +
"(implements client mechanisms for: " +
"DIGEST-MD5, EXTERNAL, PLAIN, CRAM-MD5, NTLM;" +
" server mechanisms for: DIGEST-MD5, CRAM-MD5, NTLM)";
private static final class ProviderService
extends java.security.Provider.Service {
ProviderService(java.security.Provider p, String type, String algo,
String cn) {
super(p, type, algo, cn, null, null);
}
@Override
public Object newInstance(Object ctrParamObj)
throws NoSuchAlgorithmException {
String type = getType();
if (ctrParamObj != null) {
throw new InvalidParameterException
("constructorParameter not used with " + type + " engines");
}
String algo = getAlgorithm();
try {
// DIGEST-MD5, NTLM uses same impl class for client and server
if (algo.equals("DIGEST-MD5")) {
return new com.sun.security.sasl.digest.FactoryImpl();
}
if (algo.equals("NTLM")) {
return new com.sun.security.sasl.ntlm.FactoryImpl();
}
if (type.equals("SaslClientFactory")) {
if (algo.equals("EXTERNAL") || algo.equals("PLAIN") ||
algo.equals("CRAM-MD5")) {
return new com.sun.security.sasl.ClientFactoryImpl();
}
} else if (type.equals("SaslServerFactory")) {
if (algo.equals("CRAM-MD5")) {
return new com.sun.security.sasl.ServerFactoryImpl();
}
}
} catch (Exception ex) {
throw new NoSuchAlgorithmException("Error constructing " +
type + " for " + algo + " using SunSASL", ex);
}
throw new ProviderException("No impl for " + algo +
" " + type);
}
}
public Provider() {
super("SunSASL", PROVIDER_VER, info);
final Provider p = this;
AccessController.doPrivileged(new PrivilegedAction<Void>() {
public Void run() {
// Client mechanisms
putService(new ProviderService(p, "SaslClientFactory",
"DIGEST-MD5", "com.sun.security.sasl.digest.FactoryImpl"));
putService(new ProviderService(p, "SaslClientFactory",
"NTLM", "com.sun.security.sasl.ntlm.FactoryImpl"));
putService(new ProviderService(p, "SaslClientFactory",
"EXTERNAL", "com.sun.security.sasl.ClientFactoryImpl"));
putService(new ProviderService(p, "SaslClientFactory",
"PLAIN", "com.sun.security.sasl.ClientFactoryImpl"));
putService(new ProviderService(p, "SaslClientFactory",
"CRAM-MD5", "com.sun.security.sasl.ClientFactoryImpl"));
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