99 lines
2.7 KiB
Java
99 lines
2.7 KiB
Java
package org.sufficientlysecure.keychain.pgp;
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import org.spongycastle.openpgp.PGPKeyRing;
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import org.sufficientlysecure.keychain.pgp.exception.PgpGeneralException;
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import org.sufficientlysecure.keychain.util.IterableIterator;
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import java.io.IOException;
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import java.io.OutputStream;
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/** A generic wrapped PGPKeyRing object.
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*
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* This class provides implementations for all basic getters which both
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* PublicKeyRing and SecretKeyRing have in common. To make the wrapped keyring
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* class typesafe in implementing subclasses, the field is stored in the
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* implementing class, providing properly typed access through the getRing
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* getter method.
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*
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*/
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public abstract class WrappedKeyRing extends KeyRing {
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private final boolean mHasAnySecret;
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private final int mVerified;
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WrappedKeyRing(boolean hasAnySecret, int verified) {
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mHasAnySecret = hasAnySecret;
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mVerified = verified;
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}
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public long getMasterKeyId() {
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return getRing().getPublicKey().getKeyID();
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}
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public boolean hasAnySecret() {
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return mHasAnySecret;
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}
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public int getVerified() {
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return mVerified;
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}
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public String getPrimaryUserId() throws PgpGeneralException {
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return (String) getRing().getPublicKey().getUserIDs().next();
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};
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public boolean isRevoked() throws PgpGeneralException {
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// Is the master key revoked?
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return getRing().getPublicKey().isRevoked();
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}
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public boolean canCertify() throws PgpGeneralException {
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return getRing().getPublicKey().isEncryptionKey();
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}
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public long getEncryptId() throws PgpGeneralException {
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for(WrappedPublicKey key : publicKeyIterator()) {
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if(key.canEncrypt()) {
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return key.getKeyId();
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}
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}
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throw new PgpGeneralException("No valid encryption key found!");
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}
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public boolean hasEncrypt() throws PgpGeneralException {
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try {
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getEncryptId();
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return true;
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} catch(PgpGeneralException e) {
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return false;
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}
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}
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public long getSignId() throws PgpGeneralException {
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for(WrappedPublicKey key : publicKeyIterator()) {
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if(key.canSign()) {
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return key.getKeyId();
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}
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}
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throw new PgpGeneralException("No valid signing key found!");
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}
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public boolean hasSign() throws PgpGeneralException {
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try {
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getSignId();
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return true;
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} catch (PgpGeneralException e) {
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return false;
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}
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}
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public void encode(OutputStream stream) throws IOException {
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getRing().encode(stream);
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}
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abstract PGPKeyRing getRing();
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abstract public IterableIterator<WrappedPublicKey> publicKeyIterator();
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}
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