X-Git-Url: https://git.pterodactylus.net/?p=Sone.git;a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fnet%2Fpterodactylus%2Fsone%2Ffreenet%2Fwot%2FDefaultIdentity.java;h=6a16cc5dc4e2a94d12104ee25b55e0ad3da5c03f;hp=288a99ef066b7c9d19e691cc17289f888558d353;hb=c9e306ac8e3ada846e87a0cc256a20fc148f381c;hpb=6ab999d8120ca28c4a1cb7370ae9e8ac61504556

diff --git a/src/main/java/net/pterodactylus/sone/freenet/wot/DefaultIdentity.java b/src/main/java/net/pterodactylus/sone/freenet/wot/DefaultIdentity.java
index 288a99e..6a16cc5 100644
--- a/src/main/java/net/pterodactylus/sone/freenet/wot/DefaultIdentity.java
+++ b/src/main/java/net/pterodactylus/sone/freenet/wot/DefaultIdentity.java
@@ -22,6 +22,18 @@ import java.util.HashMap;
 import java.util.HashSet;
 import java.util.Map;
 import java.util.Set;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import net.pterodactylus.sone.freenet.plugin.PluginException;
+import net.pterodactylus.util.cache.CacheException;
+import net.pterodactylus.util.cache.CacheItem;
+import net.pterodactylus.util.cache.DefaultCacheItem;
+import net.pterodactylus.util.cache.MemoryCache;
+import net.pterodactylus.util.cache.ValueRetriever;
+import net.pterodactylus.util.cache.WritableCache;
+import net.pterodactylus.util.collection.TimedMap;
+import net.pterodactylus.util.logging.Logging;
 
 /**
  * A Web of Trust identity.
@@ -30,6 +42,12 @@ import java.util.Set;
  */
 public class DefaultIdentity implements Identity {
 
+	/** The logger. */
+	private static final Logger logger = Logging.getLogger(DefaultIdentity.class);
+
+	/** The web of trust connector. */
+	private final WebOfTrustConnector webOfTrustConnector;
+
 	/** The ID of the identity. */
 	private final String id;
 
@@ -45,9 +63,27 @@ public class DefaultIdentity implements Identity {
 	/** The properties of the identity. */
 	private final Map<String, String> properties = Collections.synchronizedMap(new HashMap<String, String>());
 
+	/** Cached trust. */
+	/* synchronize on itself. */
+	private final WritableCache<OwnIdentity, Trust> trustCache = new MemoryCache<OwnIdentity, Trust>(new ValueRetriever<OwnIdentity, Trust>() {
+
+		@Override
+		@SuppressWarnings("synthetic-access")
+		public CacheItem<Trust> retrieve(OwnIdentity ownIdentity) throws CacheException {
+			try {
+				return new DefaultCacheItem<Trust>(webOfTrustConnector.getTrust(ownIdentity, DefaultIdentity.this));
+			} catch (PluginException pe1) {
+				throw new CacheException("Could not retrieve trust for OwnIdentity: " + ownIdentity, pe1);
+			}
+		}
+
+	}, new TimedMap<OwnIdentity, CacheItem<Trust>>(60 * 60 * 1000));
+
 	/**
 	 * Creates a new identity.
 	 *
+	 * @param webOfTrustConnector
+	 *            The web of trust connector
 	 * @param id
 	 *            The ID of the identity
 	 * @param nickname
@@ -55,7 +91,8 @@ public class DefaultIdentity implements Identity {
 	 * @param requestUri
 	 *            The request URI of the identity
 	 */
-	public DefaultIdentity(String id, String nickname, String requestUri) {
+	public DefaultIdentity(WebOfTrustConnector webOfTrustConnector, String id, String nickname, String requestUri) {
+		this.webOfTrustConnector = webOfTrustConnector;
 		this.id = id;
 		this.nickname = nickname;
 		this.requestUri = requestUri;
@@ -207,6 +244,35 @@ public class DefaultIdentity implements Identity {
 		}
 	}
 
+	/**
+	 * {@inheritDoc}
+	 */
+	@Override
+	public Trust getTrust(OwnIdentity ownIdentity) {
+		try {
+			synchronized (trustCache) {
+				return trustCache.get(ownIdentity);
+			}
+		} catch (CacheException ce1) {
+			logger.log(Level.WARNING, String.format("Could not get trust for OwnIdentity: %s", ownIdentity), ce1);
+			return null;
+		}
+	}
+
+	/**
+	 * Sets the trust received for this identity by the given own identity.
+	 *
+	 * @param ownIdentity
+	 *            The own identity that gives the trust
+	 * @param trust
+	 *            The trust received for this identity
+	 */
+	void setTrustPrivate(OwnIdentity ownIdentity, Trust trust) {
+		synchronized (trustCache) {
+			trustCache.put(ownIdentity, trust);
+		}
+	}
+
 	//
 	// OBJECT METHODS
 	//