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package org.whispersystems.libaxolotl.ratchet;
import org.whispersystems.libaxolotl.IdentityKey;
import org.whispersystems.libaxolotl.IdentityKeyPair;
import org.whispersystems.libaxolotl.ecc.ECKeyPair;
import org.whispersystems.libaxolotl.ecc.ECPublicKey;
import org.whispersystems.libaxolotl.util.guava.Optional;
public class AliceAxolotlParameters {
private final IdentityKeyPair ourIdentityKey;
private final ECKeyPair ourBaseKey;
private final IdentityKey theirIdentityKey;
private final ECPublicKey theirSignedPreKey;
private final Optional<ECPublicKey> theirOneTimePreKey;
private final ECPublicKey theirRatchetKey;
private AliceAxolotlParameters(IdentityKeyPair ourIdentityKey, ECKeyPair ourBaseKey,
IdentityKey theirIdentityKey, ECPublicKey theirSignedPreKey,
ECPublicKey theirRatchetKey, Optional<ECPublicKey> theirOneTimePreKey)
{
this.ourIdentityKey = ourIdentityKey;
this.ourBaseKey = ourBaseKey;
this.theirIdentityKey = theirIdentityKey;
this.theirSignedPreKey = theirSignedPreKey;
this.theirRatchetKey = theirRatchetKey;
this.theirOneTimePreKey = theirOneTimePreKey;
if (ourIdentityKey == null || ourBaseKey == null || theirIdentityKey == null ||
theirSignedPreKey == null || theirRatchetKey == null || theirOneTimePreKey == null)
{
throw new IllegalArgumentException("Null values!");
}
}
public IdentityKeyPair getOurIdentityKey() {
return ourIdentityKey;
}
public ECKeyPair getOurBaseKey() {
return ourBaseKey;
}
public IdentityKey getTheirIdentityKey() {
return theirIdentityKey;
}
public ECPublicKey getTheirSignedPreKey() {
return theirSignedPreKey;
}
public Optional<ECPublicKey> getTheirOneTimePreKey() {
return theirOneTimePreKey;
}
public static Builder newBuilder() {
return new Builder();
}
public ECPublicKey getTheirRatchetKey() {
return theirRatchetKey;
}
public static class Builder {
private IdentityKeyPair ourIdentityKey;
private ECKeyPair ourBaseKey;
private IdentityKey theirIdentityKey;
private ECPublicKey theirSignedPreKey;
private ECPublicKey theirRatchetKey;
private Optional<ECPublicKey> theirOneTimePreKey;
public Builder setOurIdentityKey(IdentityKeyPair ourIdentityKey) {
this.ourIdentityKey = ourIdentityKey;
return this;
}
public Builder setOurBaseKey(ECKeyPair ourBaseKey) {
this.ourBaseKey = ourBaseKey;
return this;
}
public Builder setTheirRatchetKey(ECPublicKey theirRatchetKey) {
this.theirRatchetKey = theirRatchetKey;
return this;
}
public Builder setTheirIdentityKey(IdentityKey theirIdentityKey) {
this.theirIdentityKey = theirIdentityKey;
return this;
}
public Builder setTheirSignedPreKey(ECPublicKey theirSignedPreKey) {
this.theirSignedPreKey = theirSignedPreKey;
return this;
}
public Builder setTheirOneTimePreKey(Optional<ECPublicKey> theirOneTimePreKey) {
this.theirOneTimePreKey = theirOneTimePreKey;
return this;
}
public AliceAxolotlParameters create() {
return new AliceAxolotlParameters(ourIdentityKey, ourBaseKey, theirIdentityKey,
theirSignedPreKey, theirRatchetKey, theirOneTimePreKey);
}
}
}
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