57 lines
1.7 KiB
Java
57 lines
1.7 KiB
Java
package org.jivesoftware.smackx.ox.store.abstr;
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import java.io.IOException;
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import java.util.HashMap;
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import java.util.Map;
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import org.jivesoftware.smackx.ox.store.definition.OpenPgpTrustStore;
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import org.jxmpp.jid.BareJid;
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import org.pgpainless.pgpainless.key.OpenPgpV4Fingerprint;
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public abstract class AbstractOpenPgpTrustStore implements OpenPgpTrustStore {
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private final Map<BareJid, Map<OpenPgpV4Fingerprint, Trust>> trustCache = new HashMap<>();
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protected abstract Trust readTrust(BareJid owner, OpenPgpV4Fingerprint fingerprint) throws IOException;
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protected abstract void writeTrust(BareJid owner, OpenPgpV4Fingerprint fingerprint, Trust trust) throws IOException;
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@Override
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public Trust getTrust(BareJid owner, OpenPgpV4Fingerprint fingerprint) throws IOException {
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Trust trust;
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Map<OpenPgpV4Fingerprint, Trust> trustMap = trustCache.get(owner);
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if (trustMap != null) {
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trust = trustMap.get(fingerprint);
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if (trust != null) {
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return trust;
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}
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} else {
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trustMap = new HashMap<>();
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trustCache.put(owner, trustMap);
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}
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trust = readTrust(owner, fingerprint);
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trustMap.put(fingerprint, trust);
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return trust;
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}
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@Override
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public void setTrust(BareJid owner, OpenPgpV4Fingerprint fingerprint, Trust trust) throws IOException {
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Map<OpenPgpV4Fingerprint, Trust> trustMap = trustCache.get(owner);
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if (trust == null) {
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trustMap = new HashMap<>();
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trustCache.put(owner, trustMap);
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}
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if (trustMap.get(fingerprint) == trust) {
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return;
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}
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trustMap.put(fingerprint, trust);
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writeTrust(owner, fingerprint, trust);
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}
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}
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