pgpainless/src/main/java/de/vanitasvitae/crypto/pgpainless/key/selection/keyring/impl/Whitelist.java

62 lines
2.0 KiB
Java

package de.vanitasvitae.crypto.pgpainless.key.selection.keyring.impl;
import java.util.Map;
import java.util.Set;
import de.vanitasvitae.crypto.pgpainless.key.selection.keyring.PublicKeyRingSelectionStrategy;
import de.vanitasvitae.crypto.pgpainless.key.selection.keyring.SecretKeyRingSelectionStrategy;
import de.vanitasvitae.crypto.pgpainless.util.MultiMap;
import org.bouncycastle.openpgp.PGPPublicKeyRing;
import org.bouncycastle.openpgp.PGPSecretKeyRing;
public class Whitelist {
public static class PubRingSelectionStrategy<O> extends PublicKeyRingSelectionStrategy<O> {
private final MultiMap<O, Long> whitelist;
public PubRingSelectionStrategy(MultiMap<O, Long> whitelist) {
this.whitelist = whitelist;
}
public PubRingSelectionStrategy(Map<O, Set<Long>> whitelist) {
this.whitelist = new MultiMap<>(whitelist);
}
@Override
public boolean accept(O identifier, PGPPublicKeyRing keyRing) {
Set<Long> whitelistedKeyIds = whitelist.get(identifier);
if (whitelistedKeyIds == null) {
return false;
}
return whitelistedKeyIds.contains(keyRing.getPublicKey().getKeyID());
}
}
public static class SecRingSelectionStrategy<O> extends SecretKeyRingSelectionStrategy<O> {
private final MultiMap<O, Long> whitelist;
public SecRingSelectionStrategy(MultiMap<O, Long> whitelist) {
this.whitelist = whitelist;
}
public SecRingSelectionStrategy(Map<O, Set<Long>> whitelist) {
this.whitelist = new MultiMap<>(whitelist);
}
@Override
public boolean accept(O identifier, PGPSecretKeyRing keyRing) {
Set<Long> whitelistedKeyIds = whitelist.get(identifier);
if (whitelistedKeyIds == null) {
return false;
}
return whitelistedKeyIds.contains(keyRing.getPublicKey().getKeyID());
}
}
}