From 0b3aa2dbd2b36b4159bfcc24adaf8af6addc2d63 Mon Sep 17 00:00:00 2001
From: Nikolaus Huber <nikolaus.huber@uni-wuerzburg.de>
Date: Tue, 14 May 2013 13:05:25 +0000
Subject: [PATCH] refactorings
git-svn-id: https://se1.informatik.uni-wuerzburg.de/usvn/svn/code/code/DMM/trunk@11548 9e42b895-fcda-4063-8a3b-11be15eb1bbd
---
.../adaptation/AdaptationControl.java | 137 +++++++++---------
1 file changed, 67 insertions(+), 70 deletions(-)
diff --git a/edu.kit.ipd.descartes.adaptation/src/edu/kit/ipd/descartes/adaptation/AdaptationControl.java b/edu.kit.ipd.descartes.adaptation/src/edu/kit/ipd/descartes/adaptation/AdaptationControl.java
index 3f4f3995..87ac5dc7 100644
--- a/edu.kit.ipd.descartes.adaptation/src/edu/kit/ipd/descartes/adaptation/AdaptationControl.java
+++ b/edu.kit.ipd.descartes.adaptation/src/edu/kit/ipd/descartes/adaptation/AdaptationControl.java
@@ -9,7 +9,6 @@ import org.apache.log4j.Level;
import org.apache.log4j.Logger;
import org.eclipse.emf.common.util.URI;
-import edu.kit.ipd.descartes.adaptation.evaluation.IEvaluator;
import edu.kit.ipd.descartes.adaptation.evaluation.WeightingFunctionEvaluator;
import edu.kit.ipd.descartes.adaptation.model.analysis.IModelAnalyzer;
import edu.kit.ipd.descartes.adaptation.model.analysis.pcm.PcmModelAnalyzer;
@@ -22,7 +21,6 @@ import edu.kit.ipd.descartes.mm.adaptation.AdaptationProcess;
import edu.kit.ipd.descartes.mm.adaptation.Event;
import edu.kit.ipd.descartes.mm.adaptation.Strategy;
import edu.kit.ipd.descartes.mm.adaptation.WeightedTactic;
-import edu.kit.ipd.descartes.mm.adaptation.WeightingFunction;
import edu.kit.ipd.descartes.perfdatarepo.Impact;
import edu.kit.ipd.descartes.perfdatarepo.PerformanceDataRepository;
@@ -94,33 +92,88 @@ public class AdaptationControl {
adaptationController.doAdaptation(triggeringEvent);
}
- private void loadProperties(String propertiesFilePath) throws IOException {
- Properties properties = new Properties();
- FileInputStream propFile = new FileInputStream(propertiesFilePath);
- properties.load(propFile);
- logger.debug("Loaded properties of " + properties.getProperty(PROP_ADAPTATION_PROCESS_NAME));
- adaptationProcessXmiFilePath = properties.getProperty(PROP_ADAPTATION_PROCESS_XMI_FILE_PATH_NAME);
- performanceDataRepoXmiFilePath = properties.getProperty(PROP_PERF_DATA_REPO_XMI_FILE_PATH_NAME);
- maxIterations = Integer.parseInt(properties.getProperty(PROP_MAX_ITERATIONS));
- eventType = properties.getProperty(PROP_TRIGGERING_EVENT_TYPE).trim();
- logger.debug("Maximum iterations till abort: " + maxIterations);
+ public void doAdaptation(Event triggeringEvent) {
+
+ // Determine the suitable strategy via the objective
+ // which is currently implemented as the first element
+ Strategy currentStrategy = AdaptationControl.findTriggeredStrategy(adaptationProcess, triggeringEvent);
+ if (currentStrategy == null) {
+ logger.error("No strategy found to handle this event!");
+ abort();
+ return;
+ }
+
+ while (!isProblemSolved() && iteration < maxIterations) {
+ // Execute the strategie's tactic with the currently highest weight
+ WeightedTactic currentTactic = currentStrategy.getTacticWithHighestWeight();
+
+ applyTactic(currentTactic);
+ analyzeModel();
+ processResults(currentTactic);
+ evaluator.evaluate(currentTactic);
+
+ // save results
+ try {
+ logger.debug("Saving tactics evaluation results...");
+ adaptationProcessModelManager.saveAll();
+ } catch (IOException e) {
+ logger.error("Error while persisting evaluation results.", e);
+ }
+
+ iteration++;
+ }
+
+ printLogInformation();
+
}
public void init() {
try {
+ // load properties file
loadProperties(DEFAULT_PROP_FILE_PATH);
+
+ // load required models
adaptationProcess = adaptationProcessModelManager.load(URI.createFileURI(adaptationProcessXmiFilePath));
perfDataRepo = perfDataModelManager.load(URI.createFileURI(performanceDataRepoXmiFilePath));
+
+ // set handlers
executor = new TacticExecutor(new DmmModelActionHandler());
modelAnalyzer = new PcmModelAnalyzer();
evaluator = new WeightingFunctionEvaluator();
} catch (IOException e) {
- logger.error("Error while loading configuration files", e);
+ logger.error("Error while initializinig controller.", e);
abort();
- return;
}
}
+ /**
+ * Graceful stop the adaptation process.
+ */
+ public void stop() {
+ logger.info("Stopping adaptation process");
+ return;
+ }
+
+ /**
+ * Aborts the adaptation process because of errors
+ */
+ public void abort() {
+ logger.error("Stopping adaptation process due to errors.");
+ stop();
+ }
+
+ private void loadProperties(String propertiesFilePath) throws IOException {
+ Properties properties = new Properties();
+ FileInputStream propFile = new FileInputStream(propertiesFilePath);
+ properties.load(propFile);
+ logger.debug("Loaded properties of " + properties.getProperty(PROP_ADAPTATION_PROCESS_NAME));
+ adaptationProcessXmiFilePath = properties.getProperty(PROP_ADAPTATION_PROCESS_XMI_FILE_PATH_NAME);
+ performanceDataRepoXmiFilePath = properties.getProperty(PROP_PERF_DATA_REPO_XMI_FILE_PATH_NAME);
+ maxIterations = Integer.parseInt(properties.getProperty(PROP_MAX_ITERATIONS));
+ eventType = properties.getProperty(PROP_TRIGGERING_EVENT_TYPE).trim();
+ logger.debug("Maximum iterations till abort: " + maxIterations);
+ }
+
// Creates an "artifical event". Will be replaced later when integrated in the system
private Event createTriggeringEvent() {
EventType type = EventType.getEventType(eventType);
@@ -137,46 +190,6 @@ public class AdaptationControl {
return triggeringEvent;
}
- public void doAdaptation(Event triggeringEvent) {
-
- // Determine the suitable strategy via the objective
- // which is currently implemented as the first element
- Strategy currentStrategy = AdaptationControl.findTriggeredStrategy(adaptationProcess, triggeringEvent);
- if (currentStrategy == null) {
- logger.error("No strategy found to handle this event!");
- abort();
- return;
- }
-
- while (!isProblemSolved() && iteration < maxIterations) {
- // Execute the strategie's tactic with the currently highest weight
- WeightedTactic currentTactic = currentStrategy.getTacticWithHighestWeight();
-
- applyTactic(currentTactic);
- analyzeModel();
- processResults(currentTactic);
- evaluate(currentTactic);
-
- // save results
- try {
- logger.debug("Saving tactics evaluation results...");
- adaptationProcessModelManager.saveAll();
- } catch (IOException e) {
- logger.error("Error while persisting evaluation results.", e);
- }
-
- iteration++;
- }
-
- printLogInformation();
-
- }
-
- private void evaluate(WeightedTactic currentTactic) {
- WeightingFunction f = currentTactic.getParentStrategy().getWeightingFunction();
- evaluator.evaluate(currentTactic);
- }
-
private void processResults(WeightedTactic tactic) {
Impact latestImpact = PerfDataRepoHelper.getImpactAt(perfDataRepo, iteration);
// Connect parsed results to the executed tactic
@@ -221,20 +234,4 @@ public class AdaptationControl {
return null;
}
-
- /**
- * Graceful stop the adaptation process.
- */
- public void stop() {
- logger.info("Stopping adaptation process");
- return;
- }
-
- /**
- * Aborts the adaptation process because of errors
- */
- public void abort() {
- logger.error("Stopping adaptation process due to errors.");
- stop();
- }
}
--
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