Extract Identity interfaces, move functionality to identity classes.
[Sone.git] / src / main / java / net / pterodactylus / sone / freenet / wot / DefaultIdentity.java
diff --git a/src/main/java/net/pterodactylus/sone/freenet/wot/DefaultIdentity.java b/src/main/java/net/pterodactylus/sone/freenet/wot/DefaultIdentity.java
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+/*
+ * Sone - DefaultIdentity.java - Copyright © 2010 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.sone.freenet.wot;
+
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+
+/**
+ * A Web of Trust identity.
+ *
+ * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
+ */
+public class DefaultIdentity implements Identity {
+
+       /** The ID of the identity. */
+       private final String id;
+
+       /** The nickname of the identity. */
+       private final String nickname;
+
+       /** The request URI of the identity. */
+       private final String requestUri;
+
+       /** The contexts of the identity. */
+       private final Set<String> contexts = Collections.synchronizedSet(new HashSet<String>());
+
+       /** The properties of the identity. */
+       private final Map<String, String> properties = Collections.synchronizedMap(new HashMap<String, String>());
+
+       /**
+        * Creates a new identity.
+        *
+        * @param id
+        *            The ID of the identity
+        * @param nickname
+        *            The nickname of the identity
+        * @param requestUri
+        *            The request URI of the identity
+        */
+       public DefaultIdentity(String id, String nickname, String requestUri) {
+               this.id = id;
+               this.nickname = nickname;
+               this.requestUri = requestUri;
+       }
+
+       //
+       // ACCESSORS
+       //
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public String getId() {
+               return id;
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public String getNickname() {
+               return nickname;
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public String getRequestUri() {
+               return requestUri;
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public Set<String> getContexts() {
+               return Collections.unmodifiableSet(contexts);
+       }
+
+       /**
+        * Sets the contexts of this identity.
+        * <p>
+        * This method is only called by the {@link IdentityManager}.
+        *
+        * @param contexts
+        *            The contexts to set
+        */
+       void setContextsPrivate(Set<String> contexts) {
+               this.contexts.clear();
+               this.contexts.addAll(contexts);
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public boolean hasContext(String context) {
+               return contexts.contains(context);
+       }
+
+       /**
+        * Adds the given context to this identity.
+        * <p>
+        * This method is only called by the {@link IdentityManager}.
+        *
+        * @param context
+        *            The context to add
+        */
+       void addContextPrivate(String context) {
+               contexts.add(context);
+       }
+
+       /**
+        * Removes the given context from this identity.
+        * <p>
+        * This method is only called by the {@link IdentityManager}.
+        *
+        * @param context
+        *            The context to remove
+        */
+       public void removeContextPrivate(String context) {
+               contexts.remove(context);
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public Map<String, String> getProperties() {
+               synchronized (properties) {
+                       return Collections.unmodifiableMap(properties);
+               }
+       }
+
+       /**
+        * Sets all properties of this identity.
+        * <p>
+        * This method is only called by the {@link IdentityManager}.
+        *
+        * @param properties
+        *            The new properties of this identity
+        */
+       void setPropertiesPrivate(Map<String, String> properties) {
+               synchronized (this.properties) {
+                       this.properties.clear();
+                       this.properties.putAll(properties);
+               }
+       }
+
+       /**
+        * Sets the property with the given name to the given value.
+        * <p>
+        * This method is only called by the {@link IdentityManager}.
+        *
+        * @param name
+        *            The name of the property
+        * @param value
+        *            The value of the property
+        */
+       void setPropertyPrivate(String name, String value) {
+               synchronized (properties) {
+                       properties.put(name, value);
+               }
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public String getProperty(String name) {
+               synchronized (properties) {
+                       return properties.get(name);
+               }
+       }
+
+       /**
+        * Removes the property with the given name.
+        * <p>
+        * This method is only called by the {@link IdentityManager}.
+        *
+        * @param name
+        *            The name of the property to remove
+        */
+       void removePropertyPrivate(String name) {
+               synchronized (properties) {
+                       properties.remove(name);
+               }
+       }
+
+       //
+       // OBJECT METHODS
+       //
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public int hashCode() {
+               return id.hashCode();
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public boolean equals(Object object) {
+               if (!(object instanceof DefaultIdentity)) {
+                       return false;
+               }
+               DefaultIdentity identity = (DefaultIdentity) object;
+               return identity.id.equals(id);
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public String toString() {
+               return getClass().getSimpleName() + "[id=" + id + ",nickname=" + nickname + ",contexts=" + contexts + ",properties=" + properties + "]";
+       }
+
+}