X-Git-Url: https://git.pterodactylus.net/?p=Sone.git;a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fnet%2Fpterodactylus%2Fsone%2Ffreenet%2Fwot%2FWebOfTrustConnector.java;h=c4e8d8928fbb34c397bb89f901fc0ed1a28a4498;hp=5d85082cdbbd2088d73a1ea247bbee60421b7cb2;hb=1c42e5da30f0d5f95f91b436fc26e6095650f4f1;hpb=a211a3bd360593efc9e7fba33d607a3b14d0a965 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..c4e8d89 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 © 2010–2012 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 @@ -17,11 +17,11 @@ 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; @@ -29,6 +29,7 @@ import net.pterodactylus.sone.freenet.plugin.ConnectorListener; import net.pterodactylus.sone.freenet.plugin.PluginConnector; import net.pterodactylus.sone.freenet.plugin.PluginException; import net.pterodactylus.util.logging.Logging; +import net.pterodactylus.util.number.Numbers; import freenet.support.SimpleFieldSet; import freenet.support.api.Bucket; @@ -37,19 +38,16 @@ import freenet.support.api.Bucket; * * @author David ‘Bombe’ 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; @@ -63,7 +61,6 @@ public class WebOfTrustConnector implements ConnectorListener { */ public WebOfTrustConnector(PluginConnector pluginConnector) { this.pluginConnector = pluginConnector; - pluginConnector.addConnectorListener(WOT_PLUGIN_NAME, PLUGIN_CONNECTION_IDENTIFIER, this); } // @@ -71,6 +68,13 @@ 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 +82,7 @@ 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 +94,9 @@ 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 +129,7 @@ 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 +140,13 @@ 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 = Numbers.safeParseInteger(fields.get("Trust" + identityCounter), null); + int score = Numbers.safeParseInteger(fields.get("Score" + identityCounter), 0); + int rank = Numbers.safeParseInteger(fields.get("Rank" + identityCounter), 0); + identity.setTrust(ownIdentity, new Trust(trust, score, rank)); identities.add(identity); } return identities; @@ -155,7 +163,7 @@ 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 +177,7 @@ 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 +192,7 @@ 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 +209,7 @@ 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 +223,7 @@ 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 +239,7 @@ 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 +275,22 @@ 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 +301,7 @@ 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 +317,7 @@ 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 +339,7 @@ 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 +359,12 @@ 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); } /** @@ -354,70 +375,50 @@ 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") - Reply reply = new Reply(); - for (String targetMessage : targetMessages) { - replies.put(targetMessage, reply); - } - replies.put("Error", reply); + private Reply performRequest(SimpleFieldSet fields, Bucket data) throws PluginException { + final String identifier = "FCP-Command-" + System.currentTimeMillis() + "-" + counter.getAndIncrement(); + final Reply reply = new Reply(); + logger.log(Level.FINE, String.format("Sending FCP Request: %s", fields.get("Message"))); + ConnectorListener connectorListener = new ConnectorListener() { + + @Override + @SuppressWarnings("synthetic-access") + public void receivedReply(PluginConnector pluginConnector, SimpleFieldSet fields, Bucket data) { + String messageName = fields.get("Message"); + logger.log(Level.FINEST, String.format("Received Reply from Plugin: %s", messageName)); + synchronized (reply) { + reply.setFields(fields); + reply.setData(data); + reply.notify(); + } + } + }; + pluginConnector.addConnectorListener(WOT_PLUGIN_NAME, identifier, connectorListener); 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 { + pluginConnector.removeConnectorListener(WOT_PLUGIN_NAME, identifier, connectorListener); } } - 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} - */ - @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); - if (reply == null) { - logger.log(Level.FINE, "Not waiting for a “%s” message.", messageName); - return; - } - synchronized (reply) { - reply.setFields(fields); - reply.setData(data); - reply.notify(); - } - } - /** * Container for the data of the reply from a plugin. * @@ -431,6 +432,11 @@ 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. *