| /* GENERATED SOURCE. DO NOT MODIFY. */ |
| package com.android.org.bouncycastle.jcajce; |
| |
| import java.io.IOException; |
| import java.security.PublicKey; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| |
| import com.android.org.bouncycastle.asn1.ASN1EncodableVector; |
| import com.android.org.bouncycastle.asn1.ASN1Encoding; |
| import com.android.org.bouncycastle.asn1.DERSequence; |
| import com.android.org.bouncycastle.asn1.misc.MiscObjectIdentifiers; |
| import com.android.org.bouncycastle.asn1.x509.AlgorithmIdentifier; |
| import com.android.org.bouncycastle.asn1.x509.SubjectPublicKeyInfo; |
| |
| /** |
| * A composite key class. |
| * @hide This class is not part of the Android public SDK API |
| */ |
| public class CompositePublicKey |
| implements PublicKey |
| { |
| private final List<PublicKey> keys; |
| |
| /** |
| * Create a composite key containing a single public key. |
| * |
| * @param keys the public keys the composite key wraps. |
| */ |
| public CompositePublicKey(PublicKey... keys) |
| { |
| if (keys == null || keys.length == 0) |
| { |
| throw new IllegalArgumentException("at least one public key must be provided"); |
| } |
| |
| List<PublicKey> keyList = new ArrayList<PublicKey>(keys.length); |
| for (int i = 0; i != keys.length; i++) |
| { |
| keyList.add(keys[i]); |
| } |
| this.keys = Collections.unmodifiableList(keyList); |
| } |
| |
| /** |
| * Return a list of the component private keys making up this composite. |
| * |
| * @return an immutable list of private keys. |
| */ |
| public List<PublicKey> getPublicKeys() |
| { |
| return keys; |
| } |
| |
| public String getAlgorithm() |
| { |
| return "Composite"; |
| } |
| |
| public String getFormat() |
| { |
| return "X.509"; |
| } |
| |
| public byte[] getEncoded() |
| { |
| ASN1EncodableVector v = new ASN1EncodableVector(); |
| |
| for (int i = 0; i != keys.size(); i++) |
| { |
| v.add(SubjectPublicKeyInfo.getInstance(keys.get(i).getEncoded())); |
| } |
| |
| try |
| { |
| return new SubjectPublicKeyInfo( |
| new AlgorithmIdentifier(MiscObjectIdentifiers.id_alg_composite), new DERSequence(v)).getEncoded(ASN1Encoding.DER); |
| } |
| catch (IOException e) |
| { |
| throw new IllegalStateException("unable to encode composite key: " + e.getMessage()); |
| } |
| } |
| |
| public int hashCode() |
| { |
| return keys.hashCode(); |
| } |
| |
| public boolean equals(Object o) |
| { |
| if (o == this) |
| { |
| return true; |
| } |
| |
| if (o instanceof CompositePublicKey) |
| { |
| return keys.equals(((CompositePublicKey)o).keys); |
| } |
| |
| return false; |
| } |
| } |