X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;ds=sidebyside;f=src%2Fmain%2Fjava%2Fnet%2Fpterodactylus%2Fsone%2Ffreenet%2Fwot%2FWebOfTrustConnector.java;h=d3e8747fe521807c5dbfea8f5718f2a3010531e1;hb=d5efb086bee8f103cbe90c7a953ffbb7ff27b689;hp=5d85082cdbbd2088d73a1ea247bbee60421b7cb2;hpb=316b9c2b3d16792975434644ae39a9b1814f32c4;p=Sone.git
diff --git a/src/main/java/net/pterodactylus/sone/freenet/wot/WebOfTrustConnector.java b/src/main/java/net/pterodactylus/sone/freenet/wot/WebOfTrustConnector.java
index 5d85082..d3e8747 100644
--- a/src/main/java/net/pterodactylus/sone/freenet/wot/WebOfTrustConnector.java
+++ b/src/main/java/net/pterodactylus/sone/freenet/wot/WebOfTrustConnector.java
@@ -1,5 +1,5 @@
/*
- * Sone - WebOfTrustConnector.java - Copyright © 2010 David Roden
+ * Sone - WebOfTrustConnector.java - Copyright © 2010â2013 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
@@ -17,18 +17,25 @@
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;
+import java.util.concurrent.atomic.AtomicLong;
import java.util.logging.Level;
import java.util.logging.Logger;
-import net.pterodactylus.sone.freenet.plugin.ConnectorListener;
import net.pterodactylus.sone.freenet.plugin.PluginConnector;
import net.pterodactylus.sone.freenet.plugin.PluginException;
+import net.pterodactylus.sone.freenet.plugin.event.ReceivedReplyEvent;
import net.pterodactylus.util.logging.Logging;
+
+import com.google.common.base.Optional;
+import com.google.common.collect.MapMaker;
+import com.google.common.eventbus.Subscribe;
+import com.google.common.primitives.Ints;
+import com.google.inject.Inject;
+
import freenet.support.SimpleFieldSet;
import freenet.support.api.Bucket;
@@ -37,23 +44,23 @@ import freenet.support.api.Bucket;
*
* @author David âBombeâ Roden
*/
-public class WebOfTrustConnector implements ConnectorListener {
+public class WebOfTrustConnector {
/** The logger. */
private static final Logger logger = Logging.getLogger(WebOfTrustConnector.class);
/** The name of the WoT plugin. */
- private static final String WOT_PLUGIN_NAME = "plugins.WoT.WoT";
+ private static final String WOT_PLUGIN_NAME = "plugins.WebOfTrust.WebOfTrust";
- /** A random connection identifier. */
- private static final String PLUGIN_CONNECTION_IDENTIFIER = "Sone-WoT-Connector-" + Math.abs(Math.random());
-
- /** The current replies that we wait for. */
- private final Map replies = Collections.synchronizedMap(new HashMap());
+ /** Counter for connection identifiers. */
+ private final AtomicLong counter = new AtomicLong();
/** The plugin connector. */
private final PluginConnector pluginConnector;
+ /** Map for replies. */
+ private final Map replies = new MapMaker().makeMap();
+
/**
* Creates a new Web of Trust connector that uses the given plugin
* connector.
@@ -61,9 +68,9 @@ public class WebOfTrustConnector implements ConnectorListener {
* @param pluginConnector
* The plugin connector
*/
+ @Inject
public WebOfTrustConnector(PluginConnector pluginConnector) {
this.pluginConnector = pluginConnector;
- pluginConnector.addConnectorListener(WOT_PLUGIN_NAME, PLUGIN_CONNECTION_IDENTIFIER, this);
}
//
@@ -71,6 +78,13 @@ public class WebOfTrustConnector implements ConnectorListener {
//
/**
+ * Stops the web of trust connector.
+ */
+ public void stop() {
+ /* does nothing. */
+ }
+
+ /**
* Loads all own identities from the Web of Trust plugin.
*
* @return All own identity
@@ -78,7 +92,7 @@ public class WebOfTrustConnector implements ConnectorListener {
* if the own identities can not be loaded
*/
public Set loadAllOwnIdentities() throws WebOfTrustException {
- Reply reply = performRequest(SimpleFieldSetConstructor.create().put("Message", "GetOwnIdentities").get(), "OwnIdentities");
+ Reply reply = performRequest(SimpleFieldSetConstructor.create().put("Message", "GetOwnIdentities").get());
SimpleFieldSet fields = reply.getFields();
int ownIdentityCounter = -1;
Set ownIdentities = new HashSet();
@@ -90,9 +104,9 @@ public class WebOfTrustConnector implements ConnectorListener {
String requestUri = fields.get("RequestURI" + ownIdentityCounter);
String insertUri = fields.get("InsertURI" + ownIdentityCounter);
String nickname = fields.get("Nickname" + ownIdentityCounter);
- DefaultOwnIdentity ownIdentity = new DefaultOwnIdentity(this, id, nickname, requestUri, insertUri);
- ownIdentity.setContextsPrivate(parseContexts("Contexts" + ownIdentityCounter + ".", fields));
- ownIdentity.setPropertiesPrivate(parseProperties("Properties" + ownIdentityCounter + ".", fields));
+ DefaultOwnIdentity ownIdentity = new DefaultOwnIdentity(id, nickname, requestUri, insertUri);
+ ownIdentity.setContexts(parseContexts("Contexts" + ownIdentityCounter + ".", fields));
+ ownIdentity.setProperties(parseProperties("Properties" + ownIdentityCounter + ".", fields));
ownIdentities.add(ownIdentity);
}
return ownIdentities;
@@ -125,7 +139,7 @@ public class WebOfTrustConnector implements ConnectorListener {
* if an error occured talking to the Web of Trust plugin
*/
public Set loadTrustedIdentities(OwnIdentity ownIdentity, String context) throws PluginException {
- Reply reply = performRequest(SimpleFieldSetConstructor.create().put("Message", "GetIdentitiesByScore").put("TreeOwner", ownIdentity.getId()).put("Selection", "+").put("Context", (context == null) ? "" : context).get(), "Identities");
+ Reply reply = performRequest(SimpleFieldSetConstructor.create().put("Message", "GetIdentitiesByScore").put("Truster", ownIdentity.getId()).put("Selection", "+").put("Context", (context == null) ? "" : context).put("WantTrustValues", "true").get());
SimpleFieldSet fields = reply.getFields();
Set identities = new HashSet();
int identityCounter = -1;
@@ -136,9 +150,13 @@ public class WebOfTrustConnector implements ConnectorListener {
}
String nickname = fields.get("Nickname" + identityCounter);
String requestUri = fields.get("RequestURI" + identityCounter);
- DefaultIdentity identity = new DefaultIdentity(this, id, nickname, requestUri);
- identity.setContextsPrivate(parseContexts("Contexts" + identityCounter + ".", fields));
- identity.setPropertiesPrivate(parseProperties("Properties" + identityCounter + ".", fields));
+ DefaultIdentity identity = new DefaultIdentity(id, nickname, requestUri);
+ identity.setContexts(parseContexts("Contexts" + identityCounter + ".", fields));
+ identity.setProperties(parseProperties("Properties" + identityCounter + ".", fields));
+ Integer trust = Ints.tryParse(fields.get("Trust" + identityCounter));
+ int score = Optional.fromNullable(Ints.tryParse(fields.get("Score" + identityCounter))).or(0);
+ int rank = Optional.fromNullable(Ints.tryParse(fields.get("Rank" + identityCounter))).or(0);
+ identity.setTrust(ownIdentity, new Trust(trust, score, rank));
identities.add(identity);
}
return identities;
@@ -155,7 +173,7 @@ public class WebOfTrustConnector implements ConnectorListener {
* if an error occured talking to the Web of Trust plugin
*/
public void addContext(OwnIdentity ownIdentity, String context) throws PluginException {
- performRequest(SimpleFieldSetConstructor.create().put("Message", "AddContext").put("Identity", ownIdentity.getId()).put("Context", context).get(), "ContextAdded");
+ performRequest(SimpleFieldSetConstructor.create().put("Message", "AddContext").put("Identity", ownIdentity.getId()).put("Context", context).get());
}
/**
@@ -169,7 +187,7 @@ public class WebOfTrustConnector implements ConnectorListener {
* if an error occured talking to the Web of Trust plugin
*/
public void removeContext(OwnIdentity ownIdentity, String context) throws PluginException {
- performRequest(SimpleFieldSetConstructor.create().put("Message", "RemoveContext").put("Identity", ownIdentity.getId()).put("Context", context).get(), "ContextRemoved");
+ performRequest(SimpleFieldSetConstructor.create().put("Message", "RemoveContext").put("Identity", ownIdentity.getId()).put("Context", context).get());
}
/**
@@ -184,7 +202,7 @@ public class WebOfTrustConnector implements ConnectorListener {
* if an error occured talking to the Web of Trust plugin
*/
public String getProperty(Identity identity, String name) throws PluginException {
- Reply reply = performRequest(SimpleFieldSetConstructor.create().put("Message", "GetProperty").put("Identity", identity.getId()).put("Property", name).get(), "PropertyValue");
+ Reply reply = performRequest(SimpleFieldSetConstructor.create().put("Message", "GetProperty").put("Identity", identity.getId()).put("Property", name).get());
return reply.getFields().get("Property");
}
@@ -201,7 +219,7 @@ public class WebOfTrustConnector implements ConnectorListener {
* if an error occured talking to the Web of Trust plugin
*/
public void setProperty(OwnIdentity ownIdentity, String name, String value) throws PluginException {
- performRequest(SimpleFieldSetConstructor.create().put("Message", "SetProperty").put("Identity", ownIdentity.getId()).put("Property", name).put("Value", value).get(), "PropertyAdded");
+ performRequest(SimpleFieldSetConstructor.create().put("Message", "SetProperty").put("Identity", ownIdentity.getId()).put("Property", name).put("Value", value).get());
}
/**
@@ -215,7 +233,7 @@ public class WebOfTrustConnector implements ConnectorListener {
* if an error occured talking to the Web of Trust plugin
*/
public void removeProperty(OwnIdentity ownIdentity, String name) throws PluginException {
- performRequest(SimpleFieldSetConstructor.create().put("Message", "RemoveProperty").put("Identity", ownIdentity.getId()).put("Property", name).get(), "PropertyRemoved");
+ performRequest(SimpleFieldSetConstructor.create().put("Message", "RemoveProperty").put("Identity", ownIdentity.getId()).put("Property", name).get());
}
/**
@@ -231,7 +249,7 @@ public class WebOfTrustConnector implements ConnectorListener {
* if an error occured talking to the Web of Trust plugin
*/
public Trust getTrust(OwnIdentity ownIdentity, Identity identity) throws PluginException {
- Reply getTrustReply = performRequest(SimpleFieldSetConstructor.create().put("Message", "GetIdentity").put("TreeOwner", ownIdentity.getId()).put("Identity", identity.getId()).get(), "Identity");
+ Reply getTrustReply = performRequest(SimpleFieldSetConstructor.create().put("Message", "GetIdentity").put("Truster", ownIdentity.getId()).put("Identity", identity.getId()).get());
String trust = getTrustReply.getFields().get("Trust");
String score = getTrustReply.getFields().get("Score");
String rank = getTrustReply.getFields().get("Rank");
@@ -267,7 +285,22 @@ public class WebOfTrustConnector implements ConnectorListener {
* if an error occured talking to the Web of Trust plugin
*/
public void setTrust(OwnIdentity ownIdentity, Identity identity, int trust, String comment) throws PluginException {
- performRequest(SimpleFieldSetConstructor.create().put("Message", "SetTrust").put("Truster", ownIdentity.getId()).put("Trustee", identity.getId()).put("Value", String.valueOf(trust)).put("Comment", comment).get(), "TrustSet");
+ performRequest(SimpleFieldSetConstructor.create().put("Message", "SetTrust").put("Truster", ownIdentity.getId()).put("Trustee", identity.getId()).put("Value", String.valueOf(trust)).put("Comment", comment).get());
+ }
+
+ /**
+ * Removes any trust assignment of the given own identity for the given
+ * identity.
+ *
+ * @param ownIdentity
+ * The own identity
+ * @param identity
+ * The identity to remove all trust for
+ * @throws WebOfTrustException
+ * if an error occurs
+ */
+ public void removeTrust(OwnIdentity ownIdentity, Identity identity) throws WebOfTrustException {
+ performRequest(SimpleFieldSetConstructor.create().put("Message", "RemoveTrust").put("Truster", ownIdentity.getId()).put("Trustee", identity.getId()).get());
}
/**
@@ -278,7 +311,7 @@ public class WebOfTrustConnector implements ConnectorListener {
* if the plugin is not loaded
*/
public void ping() throws PluginException {
- performRequest(SimpleFieldSetConstructor.create().put("Message", "Ping").get(), "Pong");
+ performRequest(SimpleFieldSetConstructor.create().put("Message", "Ping").get());
}
//
@@ -294,7 +327,7 @@ public class WebOfTrustConnector implements ConnectorListener {
* The fields to parse the contexts from
* @return The parsed contexts
*/
- private Set parseContexts(String prefix, SimpleFieldSet fields) {
+ private static Set parseContexts(String prefix, SimpleFieldSet fields) {
Set contexts = new HashSet();
int contextCounter = -1;
while (true) {
@@ -316,7 +349,7 @@ public class WebOfTrustConnector implements ConnectorListener {
* The fields to parse the properties from
* @return The parsed properties
*/
- private Map parseProperties(String prefix, SimpleFieldSet fields) {
+ private static Map parseProperties(String prefix, SimpleFieldSet fields) {
Map properties = new HashMap();
int propertiesCounter = -1;
while (true) {
@@ -336,14 +369,12 @@ public class WebOfTrustConnector implements ConnectorListener {
*
* @param fields
* The fields of the message
- * @param targetMessages
- * The messages of the reply to wait for
* @return The reply message
* @throws PluginException
* if the request could not be sent
*/
- private Reply performRequest(SimpleFieldSet fields, String... targetMessages) throws PluginException {
- return performRequest(fields, null, targetMessages);
+ private Reply performRequest(SimpleFieldSet fields) throws PluginException {
+ return performRequest(fields, null);
}
/**
@@ -354,66 +385,55 @@ public class WebOfTrustConnector implements ConnectorListener {
* The fields of the message
* @param data
* The payload of the message
- * @param targetMessages
- * The messages of the reply to wait for
* @return The reply message
* @throws PluginException
* if the request could not be sent
*/
- private Reply performRequest(SimpleFieldSet fields, Bucket data, String... targetMessages) throws PluginException {
- @SuppressWarnings("synthetic-access")
+ private Reply performRequest(SimpleFieldSet fields, Bucket data) throws PluginException {
+ String identifier = "FCP-Command-" + System.currentTimeMillis() + "-" + counter.getAndIncrement();
Reply reply = new Reply();
- for (String targetMessage : targetMessages) {
- replies.put(targetMessage, reply);
- }
- replies.put("Error", reply);
+ PluginIdentifier pluginIdentifier = new PluginIdentifier(WOT_PLUGIN_NAME, identifier);
+ replies.put(pluginIdentifier, reply);
+
+ logger.log(Level.FINE, String.format("Sending FCP Request: %s", fields.get("Message")));
synchronized (reply) {
- pluginConnector.sendRequest(WOT_PLUGIN_NAME, PLUGIN_CONNECTION_IDENTIFIER, fields, data);
try {
- long now = System.currentTimeMillis();
- while ((reply.getFields() == null) && ((System.currentTimeMillis() - now) < 60000)) {
- reply.wait(60000 - (System.currentTimeMillis() - now));
- }
- if (reply.getFields() == null) {
- for (String targetMessage : targetMessages) {
- replies.remove(targetMessage);
+ pluginConnector.sendRequest(WOT_PLUGIN_NAME, identifier, fields, data);
+ while (reply.getFields() == null) {
+ try {
+ reply.wait();
+ } catch (InterruptedException ie1) {
+ logger.log(Level.WARNING, String.format("Got interrupted while waiting for reply on %s.", fields.get("Message")), ie1);
}
- replies.remove("Error");
- throw new PluginException("Timeout waiting for " + targetMessages[0] + "!");
}
- } catch (InterruptedException ie1) {
- logger.log(Level.WARNING, "Got interrupted while waiting for reply on " + targetMessages[0] + ".", ie1);
+ } finally {
+ replies.remove(pluginIdentifier);
}
}
- for (String targetMessage : targetMessages) {
- replies.remove(targetMessage);
- }
- replies.remove("Error");
- if ((reply.getFields() != null) && reply.getFields().get("Message").equals("Error")) {
- throw new PluginException("Could not perform request for " + targetMessages[0]);
+ logger.log(Level.FINEST, String.format("Received FCP Response for %s: %s", fields.get("Message"), (reply.getFields() != null) ? reply.getFields().get("Message") : null));
+ if ((reply.getFields() == null) || "Error".equals(reply.getFields().get("Message"))) {
+ throw new PluginException("Could not perform request for " + fields.get("Message"));
}
return reply;
}
- //
- // INTERFACE ConnectorListener
- //
-
/**
- * {@inheritDoc}
+ * Notifies the connector that a plugin reply was received.
+ *
+ * @param receivedReplyEvent
+ * The event
*/
- @Override
- public void receivedReply(PluginConnector pluginConnector, SimpleFieldSet fields, Bucket data) {
- String messageName = fields.get("Message");
- logger.log(Level.FINEST, "Received Reply from Plugin: " + messageName);
- Reply reply = replies.remove(messageName);
+ @Subscribe
+ public void receivedReply(ReceivedReplyEvent receivedReplyEvent) {
+ PluginIdentifier pluginIdentifier = new PluginIdentifier(receivedReplyEvent.pluginName(), receivedReplyEvent.identifier());
+ Reply reply = replies.remove(pluginIdentifier);
if (reply == null) {
- logger.log(Level.FINE, "Not waiting for a â%sâ message.", messageName);
return;
}
+ logger.log(Level.FINEST, String.format("Received Reply from Plugin: %s", receivedReplyEvent.fieldSet().get("Message")));
synchronized (reply) {
- reply.setFields(fields);
- reply.setData(data);
+ reply.setFields(receivedReplyEvent.fieldSet());
+ reply.setData(receivedReplyEvent.data());
reply.notify();
}
}
@@ -431,6 +451,11 @@ public class WebOfTrustConnector implements ConnectorListener {
/** The payload of the reply. */
private Bucket data;
+ /** Empty constructor. */
+ public Reply() {
+ /* do nothing. */
+ }
+
/**
* Returns the fields of the reply.
*
@@ -548,4 +573,57 @@ public class WebOfTrustConnector implements ConnectorListener {
}
+ /**
+ * Container for identifying plugins. Plugins are identified by their plugin
+ * name and their unique identifier.
+ *
+ * @author David Roden
+ */
+ private static class PluginIdentifier {
+
+ /** The plugin name. */
+ private final String pluginName;
+
+ /** The plugin identifier. */
+ private final String identifier;
+
+ /**
+ * Creates a new plugin identifier.
+ *
+ * @param pluginName
+ * The name of the plugin
+ * @param identifier
+ * The identifier of the plugin
+ */
+ public PluginIdentifier(String pluginName, String identifier) {
+ this.pluginName = pluginName;
+ this.identifier = identifier;
+ }
+
+ //
+ // OBJECT METHODS
+ //
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ public int hashCode() {
+ return pluginName.hashCode() ^ identifier.hashCode();
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ public boolean equals(Object object) {
+ if (!(object instanceof PluginIdentifier)) {
+ return false;
+ }
+ PluginIdentifier pluginIdentifier = (PluginIdentifier) object;
+ return pluginName.equals(pluginIdentifier.pluginName) && identifier.equals(pluginIdentifier.identifier);
+ }
+
+ }
+
}