import net.pterodactylus.util.service.AbstractService;
import net.pterodactylus.util.validation.Validation;
+import com.google.inject.Inject;
+
/**
* Updates WebOfTrust identity data in a background thread because communicating
* with the WebOfTrust plugin can potentially last quite long.
* @param webOfTrustConnector
* The web of trust connector
*/
+ @Inject
public WebOfTrustUpdater(WebOfTrustConnector webOfTrustConnector) {
super("Trust Updater");
this.webOfTrustConnector = webOfTrustConnector;
//
/**
- * Retrieves the trust relation between the truster and the trustee. This
- * method will return immediately and perform a trust update in the
- * background.
- *
- * @param truster
- * The identity giving the trust
- * @param trustee
- * The identity receiving the trust
- */
- public void getTrust(OwnIdentity truster, Identity trustee) {
- GetTrustJob getTrustJob = new GetTrustJob(truster, trustee);
- if (!updateJobs.contains(getTrustJob)) {
- logger.log(Level.FINER, "Adding Trust Update Job: " + getTrustJob);
- try {
- updateJobs.put(getTrustJob);
- } catch (InterruptedException ie1) {
- /* the queue is unbounded so it should never block. */
- }
- }
- }
-
- /**
* Updates the trust relation between the truster and the trustee. This
* method will return immediately and perform a trust update in the
* background.
return false;
}
+ /**
+ * Removes the given context from the given own identity.
+ *
+ * @param ownIdentity
+ * The own identity to remove the context from
+ * @param context
+ * The context to remove
+ */
+ public void removeContext(OwnIdentity ownIdentity, String context) {
+ RemoveContextJob removeContextJob = new RemoveContextJob(ownIdentity, context);
+ if (!updateJobs.contains(removeContextJob)) {
+ logger.log(Level.FINER, "Adding Context Job: " + removeContextJob);
+ try {
+ updateJobs.put(removeContextJob);
+ } catch (InterruptedException ie1) {
+ /* the queue is unbounded so it should never block. */
+ }
+ }
+ }
+
+ /**
+ * Sets a property on the given own identity.
+ *
+ * @param ownIdentity
+ * The own identity to set the property on
+ * @param propertyName
+ * The name of the property to set
+ * @param propertyValue
+ * The value of the property to set
+ */
+ public void setProperty(OwnIdentity ownIdentity, String propertyName, String propertyValue) {
+ SetPropertyJob setPropertyJob = new SetPropertyJob(ownIdentity, propertyName, propertyValue);
+ if (updateJobs.contains(setPropertyJob)) {
+ updateJobs.remove(setPropertyJob);
+ }
+ logger.log(Level.FINER, "Adding Property Job: " + setPropertyJob);
+ try {
+ updateJobs.put(setPropertyJob);
+ } catch (InterruptedException e) {
+ /* the queue is unbounded so it should never block. */
+ }
+ }
+
+ /**
+ * Removes a property from the given own identity.
+ *
+ * @param ownIdentity
+ * The own identity to remove the property from
+ * @param propertyName
+ * The name of the property to remove
+ */
+ public void removeProperty(OwnIdentity ownIdentity, String propertyName) {
+ setProperty(ownIdentity, propertyName, null);
+ }
+
//
// SERVICE METHODS
//
}
/**
- * Update job that retrieves the trust relation between two identities.
- *
- * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
- */
- private class GetTrustJob extends WebOfTrustTrustUpdateJob {
-
- /**
- * Creates a new trust update job.
- *
- * @param truster
- * The identity giving the trust
- * @param trustee
- * The identity receiving the trust
- */
- public GetTrustJob(OwnIdentity truster, Identity trustee) {
- super(truster, trustee);
- }
-
- /**
- * {@inheritDoc}
- */
- @Override
- @SuppressWarnings("synthetic-access")
- public void run() {
- try {
- Trust trust = webOfTrustConnector.getTrust(truster, trustee);
- if (trustee instanceof DefaultIdentity) {
- ((DefaultIdentity) trustee).setTrust(truster, trust);
- }
- finish(true);
- } catch (PluginException pe1) {
- logger.log(Level.WARNING, "Could not get Trust value for " + truster + " -> " + trustee + "!", pe1);
- finish(false);
- }
- }
-
- }
-
- /**
* Base class for context updates of an {@link OwnIdentity}.
*
* @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
}
+ /**
+ * Job that removes a context from an {@link OwnIdentity}.
+ *
+ * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
+ */
+ private class RemoveContextJob extends WebOfTrustContextUpdateJob {
+
+ /**
+ * Creates a new remove-context job.
+ *
+ * @param ownIdentity
+ * The own identity whose contexts to manage
+ * @param context
+ * The context to remove
+ */
+ public RemoveContextJob(OwnIdentity ownIdentity, String context) {
+ super(ownIdentity, context);
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ @SuppressWarnings("synthetic-access")
+ public void run() {
+ try {
+ webOfTrustConnector.removeContext(ownIdentity, context);
+ ownIdentity.removeContext(context);
+ finish(true);
+ } catch (PluginException pe1) {
+ logger.log(Level.WARNING, String.format("Could not remove Context “%2$s” to Own Identity %1$s!", ownIdentity, context), pe1);
+ finish(false);
+ }
+ }
+
+ }
+
+ /**
+ * Base class for update jobs that deal with properties.
+ *
+ * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
+ */
+ private class WebOfTrustPropertyUpdateJob extends WebOfTrustUpdateJob {
+
+ /** The own identity to update properties on. */
+ protected final OwnIdentity ownIdentity;
+
+ /** The name of the property to update. */
+ protected final String propertyName;
+
+ /**
+ * Creates a new property update job.
+ *
+ * @param ownIdentity
+ * The own identity to update the property on
+ * @param propertyName
+ * The name of the property to update
+ */
+ @SuppressWarnings("synthetic-access")
+ public WebOfTrustPropertyUpdateJob(OwnIdentity ownIdentity, String propertyName) {
+ this.ownIdentity = ownIdentity;
+ this.propertyName = propertyName;
+ }
+
+ //
+ // OBJECT METHODS
+ //
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ public boolean equals(Object object) {
+ if ((object == null) || !object.getClass().equals(getClass())) {
+ return false;
+ }
+ WebOfTrustPropertyUpdateJob updateJob = (WebOfTrustPropertyUpdateJob) object;
+ return updateJob.ownIdentity.equals(ownIdentity) && updateJob.propertyName.equals(propertyName);
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ public int hashCode() {
+ return getClass().hashCode() ^ ownIdentity.hashCode() ^ propertyName.hashCode();
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ public String toString() {
+ return String.format("%s[ownIdentity=%s,propertyName=%s]", getClass().getSimpleName(), ownIdentity, propertyName);
+ }
+
+ }
+
+ /**
+ * WebOfTrust update job that sets a property on an {@link OwnIdentity}.
+ *
+ * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
+ */
+ private class SetPropertyJob extends WebOfTrustPropertyUpdateJob {
+
+ /** The value of the property to set. */
+ private final String propertyValue;
+
+ /**
+ * Creates a new set-property job.
+ *
+ * @param ownIdentity
+ * The own identity to set the property on
+ * @param propertyName
+ * The name of the property to set
+ * @param propertyValue
+ * The value of the property to set
+ */
+ public SetPropertyJob(OwnIdentity ownIdentity, String propertyName, String propertyValue) {
+ super(ownIdentity, propertyName);
+ this.propertyValue = propertyValue;
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ @SuppressWarnings("synthetic-access")
+ public void run() {
+ try {
+ if (propertyValue == null) {
+ webOfTrustConnector.removeProperty(ownIdentity, propertyName);
+ ownIdentity.removeProperty(propertyName);
+ } else {
+ webOfTrustConnector.setProperty(ownIdentity, propertyName, propertyValue);
+ ownIdentity.setProperty(propertyName, propertyValue);
+ }
+ finish(true);
+ } catch (PluginException pe1) {
+ logger.log(Level.WARNING, String.format("Could not set Property “%2$s” to “%3$s” on Own Identity %1$s!", ownIdentity, propertyName, propertyValue), pe1);
+ finish(false);
+ }
+ }
+
+ }
+
}