Rewrite CertSynopsis in Kotlin

wot-dijkstra/src/main/java/org/pgpainless/wot/dijkstra/sq/CertSynopsis.java

@@ -1,80 +0,0 @@
-// SPDX-FileCopyrightText: 2023 Paul Schaub <vanitasvitae@fsfe.org>
-//
-// SPDX-License-Identifier: Apache-2.0
-
-package org.pgpainless.wot.dijkstra.sq;
-
-import java.util.Date;
-import java.util.HashMap;
-import java.util.Map;
-import java.util.Set;
-
-import org.pgpainless.algorithm.RevocationState;
-import org.pgpainless.key.OpenPgpFingerprint;
-
-public class CertSynopsis {
-
-    private final OpenPgpFingerprint fingerprint;
-    private final Date expirationTime;
-    private final RevocationState revocationState;
-    private final Map<String, RevocationState> userIds;
-
-    /**
-     * Create a new {@link CertSynopsis}.
-     *
-     * @param fingerprint fingerprint of the certificate
-     * @param expirationTime expiration time
-     * @param revocationState revocation state of the certificate
-     * @param userIds set of user-ids
-     */
-    public CertSynopsis(OpenPgpFingerprint fingerprint,
-                        Date expirationTime,
-                        RevocationState revocationState,
-                        Map<String, RevocationState> userIds) {
-        this.fingerprint = fingerprint;
-        this.expirationTime = expirationTime;
-        this.revocationState = revocationState;
-        this.userIds = userIds;
-    }
-
-    /**
-     * Return the fingerprint of the certificate.
-     *
-     * @return fingerprint
-     */
-    public OpenPgpFingerprint getFingerprint() {
-        return fingerprint;
-    }
-
-    /**
-     * Get the certificates expiration time.
-     *
-     * @return expiration time
-     */
-    public Date getExpirationTime() {
-        return expirationTime;
-    }
-
-    /**
-     * Get the revocation status of the certificate.
-     *
-     * @return revocation state
-     */
-    public RevocationState getRevocationState() {
-        return revocationState;
-    }
-
-    /**
-     * Get a {@link Set} containing all user-ids of the certificate.
-     *
-     * @return user-ids
-     */
-    public Map<String, RevocationState> userIds() {
-        return new HashMap<>(userIds);
-    }
-
-    @Override
-    public String toString() {
-        return fingerprint + (userIds.isEmpty() ? "" : "(" + userIds.keySet().iterator().next() + ")");
-    }
-}

wot-dijkstra/src/main/java/org/pgpainless/wot/dijkstra/sq/Certification.java

@@ -140,9 +140,9 @@ public class Certification {
     @Override
     public String toString() {
         StringBuilder sb = new StringBuilder();
-        sb.append(issuer.getFingerprint()).append((issuer.userIds().isEmpty() ? " " : " (" + issuer.userIds().keySet().iterator().next() + ") "));
+        sb.append(issuer.getFingerprint()).append((issuer.getUserIds().isEmpty() ? " " : " (" + issuer.getUserIds().keySet().iterator().next() + ") "));
         sb.append(userId.isPresent() ? "certifies" : "delegates to").append(userId.isPresent() ? " [" + userId.get() + "] " : " ").append(target.getFingerprint())
-                .append(userId.isEmpty() && !target.userIds().isEmpty() ? " (" + target.userIds().keySet().iterator().next() + ")" : "");
+                .append(userId.isEmpty() && !target.getUserIds().isEmpty() ? " (" + target.getUserIds().keySet().iterator().next() + ")" : "");
         return sb.toString();
     }
 }

wot-dijkstra/src/main/kotlin/org/pgpainless/wot/dijkstra/sq/CertSynopsis.kt

@@ -0,0 +1,20 @@
+package org.pgpainless.wot.dijkstra.sq
+
+import org.pgpainless.algorithm.RevocationState
+import org.pgpainless.key.OpenPgpFingerprint
+import java.util.*
+
+data class CertSynopsis(
+        val fingerprint: OpenPgpFingerprint,
+        val expirationTime: Date?,
+        val revocationState: RevocationState,
+        val userIds : Map<String, RevocationState>) {
+
+    override fun toString(): String {
+        return if (userIds.isEmpty()) {
+            "$fingerprint"
+        } else {
+            "$fingerprint (${userIds.keys.first()})"
+        }
+    }
+}