First extremely basic, kind-of-working version.

[WoTNS.git] / src / main / java / net / pterodactylus / wotns / main / IdentityTargets.java

diff --git a/src/main/java/net/pterodactylus/wotns/main/IdentityTargets.java b/src/main/java/net/pterodactylus/wotns/main/IdentityTargets.java
new file mode 100644 (file)
index 0000000..2eacd08
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+++ b/src/main/java/net/pterodactylus/wotns/main/IdentityTargets.java
@@ -0,0 +1,79 @@
+/*
+ * WoTNS - IdentityTargets.java - Copyright © 2011 David Roden
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package net.pterodactylus.wotns.main;
+
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Map;
+import java.util.Map.Entry;
+
+import net.pterodactylus.wotns.freenet.wot.Identity;
+
+/**
+ * TODO
+ *
+ * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
+ */
+public class IdentityTargets implements Iterable<Entry<String, String>> {
+
+       private final Identity identity;
+
+       private final Map<String, String> targets = new HashMap<String, String>();
+
+       public IdentityTargets(Identity identity) {
+               this.identity = identity;
+       }
+
+       public Map<String, String> getTargets() {
+               scanForTargets();
+               return Collections.unmodifiableMap(targets);
+       }
+
+       public String getTarget(String name) {
+               scanForTargets();
+               return targets.get(name);
+       }
+
+       //
+       // PRIVATE METHODS
+       //
+
+       private void scanForTargets() {
+               synchronized (targets) {
+                       for (Entry<String, String> property : identity.getProperties().entrySet()) {
+                               if (property.getKey().startsWith("tns.")) {
+                                       targets.put(property.getKey().substring(4), property.getValue());
+                               }
+                       }
+               }
+       }
+
+       //
+       // ITERABLE METHODS
+       //
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public Iterator<Entry<String, String>> iterator() {
+               return targets.entrySet().iterator();
+       }
+
+}