Add log statements to track results

Author: trevorgerhardt

src/main/java/com/conveyal/analysis/GenerateRegionalAnalysisResults.java

@@ -8,9 +8,12 @@
 import com.conveyal.file.FileStorageFormat;
 import com.conveyal.r5.analyst.progress.ProgressListener;
 import com.conveyal.r5.analyst.progress.TaskAction;
+import com.conveyal.r5.util.ExceptionUtils;
 import com.mongodb.DBObject;
 import com.mongodb.QueryBuilder;
 import org.mongojack.DBCursor;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import java.util.Objects;
 
@@ -21,6 +24,7 @@ public class GenerateRegionalAnalysisResults implements TaskAction {
             FileStorageFormat.GEOTIFF,
             FileStorageFormat.PNG
     };
+    private static final Logger LOG = LoggerFactory.getLogger(GenerateRegionalAnalysisResults.class);
     public GenerateRegionalAnalysisResults (FileStorage fileStorage) {
         this.fileStorage = fileStorage;
     }
@@ -32,9 +36,12 @@ public void action(ProgressListener progressListener) throws Exception {
                 QueryBuilder.start("cutoffsMinutes").is(null).get(),
                 QueryBuilder.start("destinationPointSetIds").is(null).get()
         ).get();
+        int filesGenerated = 0;
         try (DBCursor<RegionalAnalysis> cursor = Persistence.regionalAnalyses.find(query)) {
+            LOG.info("Query found {} regional analyses to process.", cursor.count());
             while (cursor.hasNext()) {
                 RegionalAnalysis regionalAnalysis = cursor.next();
+                LOG.info("Processing regional analysis {} of {}.", regionalAnalysis._id, regionalAnalysis.accessGroup);
                 int[] percentiles = Objects.requireNonNullElseGet(regionalAnalysis.travelTimePercentiles, () -> new int[]{regionalAnalysis.travelTimePercentile});
                 int[] cutoffs = Objects.requireNonNullElseGet(regionalAnalysis.cutoffsMinutes, () -> new int[]{regionalAnalysis.cutoffMinutes});
                 String[] destinationPointSetIds = Objects.requireNonNullElseGet(regionalAnalysis.destinationPointSetIds, () -> new String[]{regionalAnalysis.grid});
@@ -51,6 +58,7 @@ public void action(ProgressListener progressListener) throws Exception {
                     for (int cutoffMinutes : cutoffs) {
                         for (int percentile : percentiles) {
                             for (FileStorageFormat format : validFormats) {
+                                filesGenerated++;
                                 RegionalAnalysisController.getSingleCutoffGrid(
                                         fileStorage,
                                         regionalAnalysis,
@@ -63,7 +71,12 @@ public void action(ProgressListener progressListener) throws Exception {
                         }
                     }
                 }
+
+                LOG.info("Finished processing {} of {}.", regionalAnalysis._id, regionalAnalysis.accessGroup);
             }
+        } catch (Exception e) {
+            LOG.error(ExceptionUtils.shortAndLongString(e));
         }
+        LOG.info("Method `getSingleCutoffGrid` was run {} times.", filesGenerated);
     }
 }