X-Git-Url: https://git.pterodactylus.net/?p=Sone.git;a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fnet%2Fpterodactylus%2Fsone%2Ffreenet%2Fwot%2FIdentity.java;fp=src%2Fmain%2Fjava%2Fnet%2Fpterodactylus%2Fsone%2Ffreenet%2Fwot%2FIdentity.java;h=4554f40f828661a26ea744318cf8c5e0f5cc12ff;hp=bc594f8c37132276643049ea742696c0e85e38ca;hb=4c4b77eff97fd247c6b1c8bbb30aeb6ea3d2c172;hpb=aefc6e983ee277ffba8eb2aad6141911e100ae54

diff --git a/src/main/java/net/pterodactylus/sone/freenet/wot/Identity.java b/src/main/java/net/pterodactylus/sone/freenet/wot/Identity.java
index bc594f8..4554f40 100644
--- a/src/main/java/net/pterodactylus/sone/freenet/wot/Identity.java
+++ b/src/main/java/net/pterodactylus/sone/freenet/wot/Identity.java
@@ -18,9 +18,14 @@
 package net.pterodactylus.sone.freenet.wot;
 
 import java.util.Collection;
+import java.util.Collections;
 import java.util.Map;
 import java.util.Set;
 
+import javax.annotation.Nullable;
+
+import com.google.common.base.Function;
+
 /**
  * Interface for web of trust identities, defining all functions that can be
  * performed on an identity. An identity is only a container for identity data
@@ -30,6 +35,20 @@ import java.util.Set;
  */
 public interface Identity {
 
+	final Function<Identity, Collection<String>> TO_CONTEXTS = new Function<Identity, Collection<String>>() {
+		@Override
+		public Collection<String> apply(@Nullable Identity identity) {
+			return (identity == null) ? Collections.<String>emptyList() : identity.getContexts();
+		}
+	};
+
+	final Function<Identity, Map<String, String>> TO_PROPERTIES = new Function<Identity, Map<String, String>>() {
+		@Override
+		public Map<String, String> apply(@Nullable Identity identity) {
+			return (identity == null) ? Collections.<String, String>emptyMap() : identity.getProperties();
+		}
+	};
+
 	/**
 	 * Returns the ID of the identity.
 	 *