Logging for #178.

Author: khatchad

edu.cuny.hunter.streamrefactoring.core/src/edu/cuny/hunter/streamrefactoring/core/analysis/StreamAnalyzer.java

@@ -121,6 +121,8 @@ public StreamAnalyzer(boolean visitDocTags, int nForStreams, boolean findImplici
 	 * @return {@link Map} of project's analyzed along with the entry points used.
 	 */
 	public Map<IJavaProject, Collection<Entrypoint>> analyze() throws CoreException {
+		LOGGER.info(() -> "Using N = " + this.getNForStreams());
+
 		Map<IJavaProject, Collection<Entrypoint>> ret = new HashMap<>();
 
 		// collect the projects to be analyzed.

edu.cuny.hunter.streamrefactoring.core/src/edu/cuny/hunter/streamrefactoring/core/wala/EclipseProjectAnalysisEngine.java

@@ -173,6 +173,7 @@ public CallGraphBuilder<?> getCallGraphBuilder() {
 	@Override
 	protected CallGraphBuilder<?> getCallGraphBuilder(IClassHierarchy cha, AnalysisOptions options,
 			IAnalysisCacheView cache) {
+		LOGGER.info(() -> "Using N = " + this.getNToUseForStreams());
 		return Util.makeNCFABuilder(N, options, (AnalysisCache) cache, cha, scope, this.getNToUseForStreams());
 	}
 

edu.cuny.hunter.streamrefactoring.core/src/edu/cuny/hunter/streamrefactoring/core/wala/nCFAContextWithReceiversSelector.java

@@ -1,7 +1,10 @@
 package edu.cuny.hunter.streamrefactoring.core.wala;
 
+import static edu.cuny.hunter.streamrefactoring.core.utils.LoggerNames.LOGGER_NAME;
+
 import java.util.HashMap;
 import java.util.Map;
+import java.util.logging.Logger;
 import java.util.stream.BaseStream;
 
 import com.ibm.wala.classLoader.CallSiteReference;
@@ -20,6 +23,8 @@
 
 public class nCFAContextWithReceiversSelector extends nCFAContextSelector {
 
+	private static final Logger LOGGER = Logger.getLogger(LOGGER_NAME);
+
 	protected class CallStringTriple {
 
 		CGNode node;
@@ -90,6 +95,7 @@ public nCFAContextWithReceiversSelector(int n, ContextSelector base) {
 	 */
 	public nCFAContextWithReceiversSelector(int n, ContextSelector base, int nToUseForStreams) {
 		super(n, base);
+		LOGGER.info(() -> "Using N = " + nToUseForStreams);
 		this.contextLengthForStreams = nToUseForStreams;
 	}
 
@@ -159,9 +165,11 @@ protected int getLength(CGNode caller, CallSiteReference site, IMethod target) {
 		TypeReference typeToCheck = Util.getEvaluationType(target);
 		boolean implementsBaseStream = Util.implementsBaseStream(typeToCheck, target.getClassHierarchy());
 
-		if (implementsBaseStream)
-			return this.getContextLengthForStreams();
-		else
+		if (implementsBaseStream) {
+			int lengthForStreams = this.getContextLengthForStreams();
+			LOGGER.fine(() -> "Using N = " + lengthForStreams);
+			return lengthForStreams;
+		} else
 			return super.getLength(caller, site, target);
 	}