SiS: updates of InfoProperties + RequestProperties

SiS: Data callback contains InfoProperties

src/de/tudarmstadt/maki/simonstrator/api/component/monitoring/MonitoringComponent.java

@@ -48,11 +48,13 @@ public interface MonitoringComponent extends HostComponent {
 	 *            the {@link SiSType}
 	 * @param request
 	 *            additional request properties
+	 * @param resultCallback
+	 *            triggered, once the result is available
 	 * @return
 	 */
 	public <T> MonitoringHandle collectAggregatedObservation(
 			AggregationFunction aggFunction, SiSType<T> type,
-			SiSRequest request, MonitoringStateCallback stateCallback);
+			SiSRequest request, MonitoringResultCallback<T> resultCallback);
 
 	/**
 	 * Requests raw values (i.e., per node) for the given type according to the
@@ -71,7 +73,7 @@ public interface MonitoringComponent extends HostComponent {
 	 *            IDs
 	 */
 	public <T> MonitoringHandle collectRawObservations(SiSType<T> type,
-			SiSRequest request, MonitoringStateCallback stateCallback);
+			SiSRequest request);
 
 	/**
 	 * Stop collecting
@@ -84,8 +86,8 @@ public interface MonitoringComponent extends HostComponent {
 		// marker
 	}
 
-	public interface MonitoringStateCallback {
-		public void onResultsReady();
+	public interface MonitoringResultCallback<T> {
+		public void onResult(T result);
 	}
 
 }

src/de/tudarmstadt/maki/simonstrator/api/component/sis/SiSComponent.java

@@ -62,15 +62,6 @@ public interface SiSComponent extends HostComponent {
 	 */
 	public SiSInformationConsumer get();
 
-	/**
-	 * For more complex requests and provider interactions, you might need to
-	 * describe your information. Use the {@link SiSInfoPropertiesFactory} to
-	 * achieve this task.
-	 * 
-	 * @return
-	 */
-	public SiSInfoPropertiesFactory describe();
-
 	/**
 	 * Use this method to test whether the provided {@link INodeID} corresponds
 	 * to our own local node. If nodeID == null, this has to return true!

src/de/tudarmstadt/maki/simonstrator/api/component/sis/SiSDataCallback.java

@@ -47,4 +47,11 @@ public interface SiSDataCallback<T> {
 	public T getValue(SiSProviderHandle providerHandle)
 			throws InformationNotAvailableException;
 
+	/**
+	 * Description of the data provided via this callback.
+	 * 
+	 * @return
+	 */
+	public SiSInfoProperties getInfoProperties();
+
 }

src/de/tudarmstadt/maki/simonstrator/api/component/sis/SiSInfoProperties.java

@@ -20,6 +20,9 @@
 
 package de.tudarmstadt.maki.simonstrator.api.component.sis;
 
+import de.tudarmstadt.maki.simonstrator.api.Time;
+
+
 
 /**
  * A description object that characterizes a given information in the SiS. This
@@ -45,6 +48,8 @@ public class SiSInfoProperties implements Cloneable {
 
 	private Class<?> sourceComponent = null;
 
+	private long lastUpdateTimestamp = Time.getCurrentTime();
+
 	/*
 	 * Here, we should collect some ideas for common description properties.
 	 */
@@ -57,6 +62,14 @@ public class SiSInfoProperties implements Cloneable {
 	 * TODO accuracy of the information
 	 */
 
+	public void setLastUpdateTimestamp() {
+		this.lastUpdateTimestamp = Time.getCurrentTime();
+	}
+
+	public long getLastUpdateTimestamp() {
+		return lastUpdateTimestamp;
+	}
+
 	/**
 	 * Later, we might want to define scopes in a more flexible way?
 	 * 

src/de/tudarmstadt/maki/simonstrator/api/component/sis/SiSInfoPropertiesFactory.java

-/*
- * Copyright (c) 2005-2010 KOM – Multimedia Communications Lab
- *
- * This file is part of Simonstrator.KOM.
- * 
- * Simonstrator.KOM 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
- * any later version.
- * 
- * PeerfactSim.KOM 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 PeerfactSim.KOM.  If not, see <http://www.gnu.org/licenses/>.
- *
- */
-
-package de.tudarmstadt.maki.simonstrator.api.component.sis;
-
-import de.tudarmstadt.maki.simonstrator.api.component.sis.SiSInfoProperties.SiSScope;
-
-/**
- * Convenience class that aids in creating {@link SiSInfoProperties} objects for
- * a number of common scenarios
- * 
- * @author Bjoern Richerzhagen
- *
- */
-public class SiSInfoPropertiesFactory {
-
-	/**
-	 * {@link SiSInfoProperties} for local data from a given source
-	 * 
-	 * @return
-	 */
-	public <T> SiSInfoProperties localDataFrom(
-			Class<T> source) {
-		SiSInfoProperties prop = new SiSInfoProperties();
-		prop.setSourceComponent(source).setScope(SiSScope.NODE_LOCAL);
-		return prop;
-	}
-
-	public SiSInfoProperties globalView() {
-		SiSInfoProperties prop = new SiSInfoProperties();
-		prop.setScope(SiSScope.GLOBAL);
-		return prop;
-	}
-
-}

src/de/tudarmstadt/maki/simonstrator/api/component/sis/SiSInformationConsumer.java

@@ -167,35 +167,5 @@ public interface SiSInformationConsumer {
 	public <T> void rawObservations(SiSType<T> type, SiSRequest request,
 			SiSResultCallback<Map<INodeID, T>> callback);
 
-	/**
-	 * Create a plain request object for the given {@link SiSInfoProperties}.
-	 * Use {@link SiSInfoProperties}.NONE in case you do not want to specify the
-	 * information quality.
-	 * 
-	 * @param infoProperties
-	 *            description of the desired information properties. Use
-	 *            {@link SiSInfoProperties}.NONE if you do not want to specify
-	 *            these.
-	 * 
-	 * @return modifiable request object
-	 */
-	public SiSRequest newRequest(SiSInfoProperties infoProperties);
-
-	/**
-	 * Create a plain request object for the given {@link SiSInfoProperties}.
-	 * Use {@link SiSInfoProperties}.NONE in case you do not want to specify the
-	 * information quality.
-	 * 
-	 * @param infoProperties
-	 *            description of the desired information properties. Use
-	 *            {@link SiSInfoProperties}.NONE if you do not want to specify
-	 *            these.
-	 * @param timeout
-	 * 
-	 * @return modifiable request object
-	 */
-	public SiSRequest newRequest(SiSInfoProperties infoProperties, long timeout);
-
-
 
 }

src/de/tudarmstadt/maki/simonstrator/api/component/sis/SiSInformationProvider.java

@@ -46,12 +46,11 @@ public interface SiSInformationProvider {
 	 * 
 	 * @param type
 	 * @param dataCallback
-	 * @param informationProperties
+	 *            containing the {@link SiSInfoProperties}
 	 * @return
 	 */
 	public <T> SiSProviderHandle localNodeState(SiSType<T> type,
-			SiSDataCallback<T> dataCallback,
-			SiSInfoProperties informationProperties);
+			SiSDataCallback<T> dataCallback);
 
 	/**
 	 * This method denotes that state about another node has been collected. In
@@ -62,12 +61,11 @@ public interface SiSInformationProvider {
 	 * @param observedNode
 	 * @param type
 	 * @param dataCallback
-	 * @param informationProperties
+	 *            containing the {@link SiSInfoProperties}
 	 * @return
 	 */
 	public <T> SiSProviderHandle observedNodeState(INodeID observedNode,
-			SiSType<T> type, SiSDataCallback<T> dataCallback,
-			SiSInfoProperties informationProperties);
+			SiSType<T> type, SiSDataCallback<T> dataCallback);
 
 	/**
 	 * Revoke access to the information registered with the provided handle

src/de/tudarmstadt/maki/simonstrator/api/component/sis/SiSInformationResolver.java

@@ -23,6 +23,7 @@ package de.tudarmstadt.maki.simonstrator.api.component.sis;
 import java.util.Map;
 
 import de.tudarmstadt.maki.simonstrator.api.common.graph.INodeID;
+import de.tudarmstadt.maki.simonstrator.api.component.sis.SiSInformationConsumer.AggregationFunction;
 import de.tudarmstadt.maki.simonstrator.api.component.sis.SiSInformationProvider.SiSProviderHandle;
 import de.tudarmstadt.maki.simonstrator.api.component.sis.exception.InformationNotAvailableException;
 import de.tudarmstadt.maki.simonstrator.api.component.sis.type.SiSType;
@@ -62,6 +63,14 @@ public interface SiSInformationResolver {
 	public <T> Map<INodeID, T> getAllLocalObservations(SiSType<T> type,
 			SiSRequest request);
 
+
+	public <T> void aggregatedObservation(AggregationFunction aggFunction,
+			SiSType<T> type, SiSRequest request, SiSResultCallback<T> callback);
+
+
+	public <T> void rawObservations(SiSType<T> type, SiSRequest request,
+			SiSResultCallback<Map<INodeID, T>> callback);
+
 	/**
 	 * Adds a local resolver to the SiS
 	 * 
@@ -69,12 +78,10 @@ public interface SiSInformationResolver {
 	 *            (optional, can be null - null meaning: local node)
 	 * @param type
 	 * @param dataCallback
-	 * @param informationProperties
 	 * @return
 	 */
 	public <T> SiSProviderHandle addObservationProvider(INodeID observedNode,
-			SiSType<T> type, SiSDataCallback<T> dataCallback,
-			SiSInfoProperties informationProperties);
+			SiSType<T> type, SiSDataCallback<T> dataCallback);
 
 	/**
 	 * Removes the local provider with the given handle

src/de/tudarmstadt/maki/simonstrator/api/component/sis/SiSRequest.java

@@ -20,6 +20,8 @@
 
 package de.tudarmstadt.maki.simonstrator.api.component.sis;
 
+import de.tudarmstadt.maki.simonstrator.api.component.sis.SiSInfoProperties.SiSScope;
+
 /**
  * Properties that are exclusive to requests (e.g., a tolerable timeout,
  * thresholds, etc.). This is implemented in the API to ensure compatibility
@@ -33,34 +35,92 @@ public class SiSRequest implements Cloneable {
 	/**
 	 * "null" request
 	 */
-	public static final SiSRequest NONE = new SiSRequest(
-			SiSInfoProperties.NONE, 0);
+	public static final SiSRequest NONE = new SiSRequest();
+
+	private long timeout = 0;
+
+	private long maxInformationAge = Long.MAX_VALUE;
 
-	private final SiSInfoProperties infoProperties;
+	private SiSScope scope = null;
 
-	private final long timeout;
+	private Class<?> sourceComponent = null;
+
+	public SiSRequest() {
+		this(0, Long.MAX_VALUE, null, null);
+	}
 
-	public SiSRequest(SiSInfoProperties infoProperties, long timeout) {
-		this.infoProperties = infoProperties;
+	public SiSRequest(long timeout, long maxInformationAge, SiSScope scope,
+			Class<?> sourceComponent) {
 		this.timeout = timeout;
+		this.maxInformationAge = maxInformationAge;
+		this.scope = scope;
+		this.sourceComponent = sourceComponent;
+	}
+
+	protected SiSRequest(SiSRequest request) {
+		// TODO clone
+		this.timeout = request.timeout;
+		this.maxInformationAge = request.maxInformationAge;
+		this.scope = request.scope;
+		this.sourceComponent = request.sourceComponent;
 	}
 
 	/**
-	 * If the request has an attached {@link SiSInfoProperties} object, it is
-	 * returned by this method.
 	 * 
-	 * @return {@link SiSInfoProperties} or null.
+	 * @return
 	 */
-	public SiSInfoProperties getInfoProperties() {
-		return infoProperties;
+	public long getTimeout() {
+		return timeout;
 	}
 
+	public long getMaxInformationAge() {
+		return maxInformationAge;
+	}
+	
 	/**
+	 * Set the scope of the respective information
 	 * 
+	 * @param scope
 	 * @return
 	 */
-	public long getTimeout() {
-		return timeout;
+	public SiSRequest setScope(SiSScope scope) {
+		this.scope = scope;
+		return this;
+	}
+
+	/**
+	 * Scope of this request
+	 * 
+	 * @return scope or null
+	 */
+	public SiSScope getScope() {
+		return scope;
+	}
+
+	/**
+	 * Optional filter based on the source component(s) of the data (e.g., only
+	 * Bypass-Data). This is NOT limited to HostComponents.
+	 * 
+	 * @param component
+	 *            interface of the (desired) source component. This supports
+	 *            type inheritance - if you specify e.g., PubSubComponent, you
+	 *            will get data from any source extending that interface, so
+	 *            from BypassPubSubComponent for example.
+	 * 
+	 * @return reference to the current properties instance to support chaining
+	 */
+	public <T> SiSRequest setSourceComponent(Class<T> sourceComponent) {
+		this.sourceComponent = sourceComponent;
+		return this;
+	}
+
+	/**
+	 * Source component of this information
+	 * 
+	 * @return source component or null
+	 */
+	public Class<?> getSourceComponent() {
+		return sourceComponent;
 	}
 
 	/*
@@ -74,13 +134,29 @@ public class SiSRequest implements Cloneable {
 
 	@Override
 	public SiSRequest clone() {
-		return new SiSRequest(infoProperties.clone(), timeout);
-		// TODO add inner request parameters, once they are defined!
+		return new SiSRequest(this);
 	}
 
-	@Override
-	public String toString() {
-		return "SiSRequest [" + infoProperties + "]";
+	/**
+	 * Has to return true, if the given src described by
+	 * {@link SiSInfoProperties} satisfies the request.
+	 * 
+	 * @param src
+	 * @return
+	 */
+	public boolean satisfiableBy(SiSInfoProperties src) {
+		if (this.getScope() != null && getScope() != src.getScope()) {
+			return false;
+		}
+		if (getSourceComponent() != null) {
+			if (src.getSourceComponent() == null) {
+				return false;
+			}
+			if (!getSourceComponent()
+					.isAssignableFrom(src.getSourceComponent())) {
+				return false;
+			}
+		}
+		return true;
 	}
-
 }