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* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
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* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
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*/
/*
* @ test
* @ bug 4856968 7054918 8130181
* @ library . . / testlibrary
* @ summary make sure getInstance ( ) works correctly , including failover
* and delayed provider selection for Signatures
* @ author Andreas Sterbenz
*/
import java.util.*;
import java.security.*;
import java.security.cert.*;
public class GetInstance {
private static void same(Provider p1, Provider p2) throws Exception {
if (p1 != p2) {
throw new Exception("Wrong provider" );
}
}
public static void main(String[] args) throws Exception {
ProvidersSnapshot snapshot = ProvidersSnapshot.create();
try {
main0(args);
} finally {
snapshot.restore();
}
}
public static void main0(String[] args) throws Exception {
long start = System.currentTimeMillis();
Provider foo = new FooProvider();
Provider bar = new BarProvider();
Provider baz = new BazProvider();
Security.addProvider(foo);
Security.addProvider(bar);
Security.addProvider(baz);
System.out.println("Testing MessageDigest.getInstance()..." );
MessageDigest m;
m = MessageDigest.getInstance("foo" );
m = MessageDigest.getInstance("foo" , "foo" );
m = MessageDigest.getInstance("foo" , foo);
System.out.println("Testing Signature.getInstance() for SPI..." );
Signature sig;
PrivateKey privateKey = new FooPrivateKey();
sig = Signature.getInstance("foo" );
same(foo, sig.getProvider());
sig = Signature.getInstance("foo" );
sig.initSign(privateKey);
same(foo, sig.getProvider());
sig = Signature.getInstance("foo" , "foo" );
sig.initSign(privateKey);
same(foo, sig.getProvider());
sig = Signature.getInstance("foo" , foo);
sig.initSign(privateKey);
same(foo, sig.getProvider());
System.out.println("Testing Signature.getInstance() for Signature..." );
sig = Signature.getInstance("fuu" );
same(foo, sig.getProvider());
sig = Signature.getInstance("fuu" );
sig.initSign(privateKey);
same(foo, sig.getProvider());
sig = Signature.getInstance("fuu" , "foo" );
sig.initSign(privateKey);
same(foo, sig.getProvider());
sig = Signature.getInstance("fuu" , foo);
sig.initSign(privateKey);
same(foo, sig.getProvider());
System.out.println("Testing CertStore.getInstance()..." );
CertStoreParameters params = new CollectionCertStoreParameters(Collections.EMPTY_LIST);
CertStore cs;
cs = CertStore.getInstance("foo" , params);
cs = CertStore.getInstance("foo" , params, "foo" );
cs = CertStore.getInstance("foo" , params, foo);
System.out.println("Testing failover..." );
m = MessageDigest.getInstance("bar" );
same(m.getProvider(), baz);
sig = Signature.getInstance("bar" );
same(sig.getProvider(), baz);
cs = CertStore.getInstance("bar" , params);
same(cs.getProvider(), baz);
System.out.println("Testing Signature delayed provider selection..." );
sig = Signature.getInstance("baz" );
sig.initVerify(new FooPublicKey());
same(sig.getProvider(), baz);
Provider.Service s = foo.getService("CertStore" , "foo" );
s.newInstance(null );
s.newInstance(params);
try {
s.newInstance(0 );
throw new Exception("call should not succeed" );
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
Throwable cause = e.getCause();
if (cause instanceof InvalidParameterException == false ) {
throw new Exception("incorrect exception" );
}
}
long stop = System.currentTimeMillis();
System.out.println("Done (" + (stop - start) + " ms)." );
}
public static class FooProvider extends Provider {
FooProvider() {
super ("foo" , "1.0" , "none" );
put("MessageDigest.foo" , "GetInstance$FooDigest" );
put("CertStore.foo" , "GetInstance$FooStore" );
put("Signature.foo" , "GetInstance$FooSignatureSpi" );
put("Signature.fuu" , "GetInstance$BazSignature" );
// throws InvalidKeyException, skipped in delayed provider selection
put("Signature.baz" , "GetInstance$BazSignatureSpi" );
}
}
public static class BarProvider extends Provider {
BarProvider() {
super ("bar" , "1.0" , "none" );
// all entries invalid for failover
put("MessageDigest.bar" , "GetInstance$FooKey" );
put("Signature.bar" , "GetInstance$FooKey" );
put("Certstore.bar" , "GetInstance$FooKey" );
// not an SPI, skipped in delayed provider selection
put("Signature.baz" , "GetInstance$BazSignature" );
}
}
public static class BazProvider extends Provider {
BazProvider() {
super ("baz" , "1.0" , "none" );
put("MessageDigest.bar" , "GetInstance$FooDigest" );
put("CertStore.bar" , "GetInstance$FooStore" );
put("Signature.bar" , "GetInstance$FooSignatureSpi" );
put("Signature.baz" , "GetInstance$FooSignatureSpi" );
}
}
public static class FooDigest extends MessageDigestSpi {
public byte [] engineDigest() { return new byte [0 ]; }
public void engineReset() {}
public void engineUpdate(byte input) {}
public void engineUpdate(byte [] b, int ofs, int len) {}
}
public static class FooStore extends CertStoreSpi {
public FooStore(CertStoreParameters params) throws InvalidAlgorithmParameterException { super (params); }
public Collection engineGetCertificates(CertSelector sel) { return Collections.EMPTY_LIST; }
public Collection engineGetCRLs(CRLSelector sel) { return Collections.EMPTY_LIST; }
}
public static class BaseSignatureSpi extends SignatureSpi {
protected void engineInitVerify(PublicKey publicKey) throws InvalidKeyException {
}
protected void engineInitSign(PrivateKey privateKey) throws InvalidKeyException {
}
protected void engineUpdate(byte b) throws SignatureException { }
protected void engineUpdate(byte [] b, int off, int len) throws SignatureException { }
protected byte [] engineSign() throws SignatureException {
return new byte [0 ];
}
protected boolean engineVerify(byte [] sigBytes) throws SignatureException {
return false ;
}
protected void engineSetParameter(String param, Object value) throws InvalidParameterException {
}
protected Object engineGetParameter(String param) throws InvalidParameterException {
return null ;
}
}
public static class BaseSignature extends Signature {
BaseSignature(String s) {
super (s);
}
protected void engineInitVerify(PublicKey publicKey) throws InvalidKeyException {
//
}
protected void engineInitSign(PrivateKey privateKey) throws InvalidKeyException { }
protected void engineUpdate(byte b) throws SignatureException { }
protected void engineUpdate(byte [] b, int off, int len) throws SignatureException { }
protected byte [] engineSign() throws SignatureException {
return new byte [0 ];
}
protected boolean engineVerify(byte [] sigBytes) throws SignatureException {
return false ;
}
protected void engineSetParameter(String param, Object value) throws InvalidParameterException {
}
protected Object engineGetParameter(String param) throws InvalidParameterException {
return null ;
}
}
public static abstract class FooKey implements Key {
public String getFormat() { return null ; }
public byte [] getEncoded() { return null ; }
public String getAlgorithm() { return "foo" ; }
}
public static class FooPrivateKey extends FooKey implements PrivateKey { }
public static class FooPublicKey extends FooKey implements PublicKey { }
public static class FooSignatureSpi extends BaseSignatureSpi {
public FooSignatureSpi() {
super ();
System.out.println("FooSignatureSpi constructor" );
}
}
public static class BazSignatureSpi extends BaseSignatureSpi {
public BazSignatureSpi() {
super ();
System.out.println("BazSignatureSpi constructor" );
}
protected void engineInitVerify(PublicKey publicKey) throws InvalidKeyException {
throw new InvalidKeyException("verify not supported" );
}
}
public static class BazSignature extends BaseSignature {
public BazSignature() {
super ("baz" );
System.out.println("BazSignature constructor" );
}
}
}
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