svn commit: r734625 - /lucene/mahout/trunk/examples/src/main/java/org/apache/mahout/cf/taste/example/netflix/NetflixDataModel.java

[srowen]

Author: srowen
Date: Wed Jan 14 23:50:12 2009
New Revision: 734625

URL: http://svn.apache.org/viewvc?rev=734625&view=rev
Log: (empty)

Modified:
    
lucene/mahout/trunk/examples/src/main/java/org/apache/mahout/cf/taste/example/netflix/NetflixDataModel.java

Modified: 
lucene/mahout/trunk/examples/src/main/java/org/apache/mahout/cf/taste/example/netflix/NetflixDataModel.java
URL: 
http://svn.apache.org/viewvc/lucene/mahout/trunk/examples/src/main/java/org/apache/mahout/cf/taste/example/netflix/NetflixDataModel.java?rev=734625&r1=734624&r2=734625&view=diff
==============================================================================
--- 
lucene/mahout/trunk/examples/src/main/java/org/apache/mahout/cf/taste/example/netflix/NetflixDataModel.java
 (original)
+++ 
lucene/mahout/trunk/examples/src/main/java/org/apache/mahout/cf/taste/example/netflix/NetflixDataModel.java
 Wed Jan 14 23:50:12 2009
@@ -28,6 +28,8 @@
 import org.apache.mahout.cf.taste.model.Item;
 import org.apache.mahout.cf.taste.model.Preference;
 import org.apache.mahout.cf.taste.model.User;
+import org.slf4j.LoggerFactory;
+import org.slf4j.Logger;
 
 import java.io.File;
 import java.io.FileNotFoundException;
@@ -38,7 +40,6 @@
 import java.util.Map;
 import java.util.Collection;
 import java.util.Iterator;
-import java.util.logging.Logger;
 
 /**
  * <p>This is a {...@link DataModel} that reads the Netflix data set, as 
represented in its
@@ -47,7 +48,7 @@
  */
 public final class NetflixDataModel implements DataModel {
 
-       private static final Logger log = 
Logger.getLogger(NetflixDataModel.class.getName());
+  private static final Logger log = 
LoggerFactory.getLogger(NetflixDataModel.class);
 
        private final DataModel delegate;
   private final boolean useSubset;
@@ -67,7 +68,7 @@
 
     this.useSubset = useSubset;
 
-               log.info("Creating NetflixDataModel for directory: " + 
dataDirectory);
+               log.info("Creating NetflixDataModel for directory: {}", 
dataDirectory);
 
                log.info("Reading movie data...");
                List<NetflixMovie> movies = readMovies(dataDirectory);
@@ -99,7 +100,7 @@
         line = lineIterator.next();
                                counter++;
                                if (counter % 100000 == 0) {
-                                       log.info("Processed " + counter + " 
prefs");
+                                       log.info("Processed {} prefs", counter);
                                }
                                int firstComma = line.indexOf((int) ',');
                                Integer userID = 
Integer.valueOf(line.substring(0, firstComma));