Console: Support deleting blinded entries on /configkeyring

router/java/src/net/i2p/router/NetworkDatabaseFacade.java

@@ -187,4 +187,13 @@ public abstract class NetworkDatabaseFacade implements Service {
     public List<BlindData> getBlindData() {
         return null;
     }
+
+    /**
+     *  For console ConfigKeyringHelper
+     *  @return true if removed
+     *  @since 0.9.41
+     */
+    public boolean removeBlindData(SigningPublicKey spk) {
+        return false;
+    }
 }

router/java/src/net/i2p/router/networkdb/kademlia/BlindCache.java

@@ -249,6 +249,28 @@ class BlindCache {
         return rv;
     }
 
+    /**
+     *  For console ConfigKeyringHelper.
+     *  Persists immediately if removed.
+     *
+     *  @param spk the unblinded public key
+     *  @return true if removed
+     *  @since 0.9.41
+     */
+    public boolean removeBlindData(SigningPublicKey spk) {
+        boolean rv = false;
+        BlindData bd = _cache.remove(spk);
+        if (bd != null) {
+            rv = true;
+            _reverseCache.remove(bd.getBlindedPubKey());
+            Hash h = bd.getDestHash();
+            if (h != null)
+                _hashCache.remove(h);
+            store();
+        }
+        return rv;
+    }
+
     /**
      *  Load from file.
      *  Format:

router/java/src/net/i2p/router/networkdb/kademlia/KademliaNetworkDatabaseFacade.java

@@ -501,6 +501,16 @@ public abstract class KademliaNetworkDatabaseFacade extends NetworkDatabaseFacad
     public List<BlindData> getBlindData() {
         return _blindCache.getData();
     }
+
+    /**
+     *  For console ConfigKeyringHelper
+     *  @param spk the unblinded public key
+     *  @return true if removed
+     *  @since 0.9.41
+     */
+    public boolean removeBlindData(SigningPublicKey spk) {
+        return _blindCache.removeBlindData(spk);
+    }
     
     /**
      *  @return RouterInfo, LeaseSet, or null, validated