improve logging

measure.sh

@@ -24,6 +24,5 @@
 
 pushd "$( cd "$(dirname "${BASH_SOURCE[0]}")" ; pwd -P )" > /dev/null
 mkdir -p $1
-printf "\n\nStart measuring at %s ...\n" "$(date)" >> "$1/scan.log"
 nohup java -jar target/Scanner.jar --scan $1 < /dev/null >> "$1/scan.log" 2>&1 &
 popd > /dev/null

pom.xml

@@ -5,7 +5,7 @@
 
 	<groupId>de.uni_jena.cs.fusion</groupId>
 	<artifactId>experiment.rdf-datatype-usage</artifactId>
-	<version>2.1.0</version>
+	<version>2.1.1</version>
 
 	<name>RDF Property and Datatype Usage Scanner</name>
 	<description>Creates statistics about the usage of properties and datatypes in Web Data Commons datasets.</description>

src/main/java/de/uni_jena/cs/fusion/experiment/rdf_datatype_usage/ScanThread.java

@@ -106,21 +106,19 @@ public void run() {
 
 						long start = System.currentTimeMillis();
 
-						log.info("{} - Start processing file: {} ({})", new Timestamp(start), url, identifier);
+						log.info("Start processing file: {} ({})", url, identifier);
 						fileMeasure.startMeasurements();
 						fileMeasure.writeToDatabase();
 						long end = System.currentTimeMillis();
-						log.info("{} - Finished processing after {} ms file: {} ({})", new Timestamp(end), end - start,
-								url, identifier);
+						log.info("Finished processing after {} ms file: {} ({})", end - start, url, identifier);
 					} else {
 						break;
 					}
 				} catch (NoSuchElementException e) {
 					TimeUnit.HOURS.sleep(1);
 				} catch (Throwable t) {
 					if (identifier != null) {
-						log.info(new Timestamp(System.currentTimeMillis()) + " - Error during work on file "
-								+ identifier);
+						log.info("Error during work on file " + identifier);
 					}
 					log.error(t.getMessage());
 

src/main/java/de/uni_jena/cs/fusion/experiment/rdf_datatype_usage/Scanner.java

@@ -37,7 +37,6 @@
 import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.sql.Statement;
-import java.sql.Timestamp;
 import java.util.concurrent.CountDownLatch;
 import java.util.zip.GZIPOutputStream;
 
@@ -153,7 +152,7 @@ public void run() {
 			}
 
 			if (scan) {
-				log.info("Running scan");
+				log.info("Start measuring");
 				scan(pool);
 			}
 
@@ -269,7 +268,6 @@ public void scan(JdbcConnectionPool pool) throws InterruptedException {
 		latch.await();
 		long end = System.currentTimeMillis();
 
-		log.info(String.format("[%s] Scan with %d threads finished after %d ms.",
-				new Timestamp(System.currentTimeMillis()), +this.threads, end - start));
+		log.info(String.format("Scan with %d threads finished after %d ms.", this.threads, end - start));
 	}
 }

src/main/resources/log4j.properties

@@ -25,4 +25,4 @@ log4j.rootLogger=INFO, STDOUT
 log4j.logger.deng=INFO
 log4j.appender.STDOUT=org.apache.log4j.ConsoleAppender
 log4j.appender.STDOUT.layout=org.apache.log4j.PatternLayout
-log4j.appender.STDOUT.layout.ConversionPattern=[%t] %-5p %c %x - %m%n
+log4j.appender.STDOUT.layout.ConversionPattern=[%9t] %d %-5p [%10c{1}] %m%n