slf4j

Author: deb malya

pom.xml

@@ -22,10 +22,28 @@
 
 
 	<dependencies>
+		<!--
 		<dependency>
 			<groupId>log4j</groupId>
 			<artifactId>log4j</artifactId>
-			<version>1.2.17</version>
+			<version>1.1.3</version>
+		</dependency>
+		-->
+
+		<dependency>
+			<groupId>org.apache.logging.log4j</groupId>
+			<artifactId>log4j-api</artifactId>
+			<version>2.7</version>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.logging.log4j</groupId>
+			<artifactId>log4j-core</artifactId>
+			<version>2.7</version>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.logging.log4j</groupId>
+			<artifactId>log4j-slf4j-impl</artifactId>
+			<version>2.7</version>
 		</dependency>
 
 		<dependency>

src/main/java/com/deb/ehcache/EhCacheEventListener.java

@@ -4,24 +4,30 @@
  */
 package com.deb.ehcache;
 
-import org.apache.log4j.Logger;
+
+import com.deb.vad.SilenceDetector;
 import org.ehcache.event.CacheEvent;
 import org.ehcache.event.CacheEventListener;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 
 /**
  * @author debmalyajash
  *
  */
 public class EhCacheEventListener<K,V> implements CacheEventListener<K, V> {
-	
-	private static final Logger  LOGGER = Logger.getLogger(EhCacheEventListener.class);
+
+	private static final Logger logger = LoggerFactory.getLogger(EhCacheEventListener.class);
 
 	/* (non-Javadoc)
 	 * @see org.ehcache.event.CacheEventListener#onEvent(org.ehcache.event.CacheEvent)
 	 */
 	@Override
 	public void onEvent(CacheEvent<K, V> event) {
-		LOGGER.debug(event.getType().toString());
+		if (logger.isDebugEnabled()) {
+			logger.debug(event.getType().toString());
+		}
 
 
 	}

src/main/java/com/deb/vad/SilenceDetector.java

@@ -15,6 +15,8 @@
 import javax.sound.sampled.TargetDataLine;
 
 import com.deb.vad.utility.CommonUtil;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 /**
  * @author debmalyajash
@@ -28,6 +30,8 @@ public class SilenceDetector implements SoundCache{
 	private static final int ARRAY_SIZE = 8;
 	public static byte[] SILENCE = new byte[ARRAY_SIZE];
 
+	private static final Logger logger = LoggerFactory.getLogger(SilenceDetector.class);
+
 	public static void main(final String args[]) {
 		Thread.currentThread().setName("DebSilenceDetector");
 		AudioFormat format = CommonUtil.getAudioFormat();
@@ -80,16 +84,19 @@ public static void main(final String args[]) {
 				Arrays.fill(SILENCE, (byte) 0);
 				ais.read(b, 0, size);
 
-//				System.out.println( System.currentTimeMillis() );
+
 				if (Arrays.equals(SILENCE, b)) {
-//					System.out.println("AS");
+                     if (logger.isInfoEnabled()){
+                     	logger.info("~~~ SILENCE ~~~~");
+					 }else {
+						 System.out.println("~~~ SILENCE ~~~~");
+					 }
 				} else {
-//					timeBasedAudioInputMap.put(System.currentTimeMillis(), b);
-//					System.out.println("W");
-					System.out.println( System.currentTimeMillis() );
-					System.out.println( b.length );
-//					System.out.println( "NS" );
-					System.out.println( Arrays.toString( b ) );
+					if (logger.isInfoEnabled()){
+						logger.info(String.format("~~~ NOISE ~~~~ %s",Arrays.toString( b )));
+					}else{
+						System.out.println(String.format("~~~ NOISE ~~~~ %s",Arrays.toString( b )));
+					}
 				}
 
 				// The AudioSystem class provides methods for reading and
@@ -100,7 +107,9 @@ public static void main(final String args[]) {
 
 			}
 		} catch (Throwable e) {
-			e.printStackTrace();
+			if (logger.isInfoEnabled()){
+				logger.error(e.getMessage(),e);
+			}
 		} finally {
 			if (line != null) {
 				line.flush();

src/main/java/com/deb/vad/SilenceDetectorWithHTreeMap.java

@@ -1,25 +1,17 @@
 package com.deb.vad;
 
-import java.util.Arrays;
-import java.util.Date;
-import java.util.Map;
-
-import javax.sound.sampled.AudioFormat;
-import javax.sound.sampled.AudioInputStream;
-import javax.sound.sampled.AudioSystem;
-/**
- * 
- */
-import javax.sound.sampled.DataLine;
-import javax.sound.sampled.TargetDataLine;
-
-import org.apache.log4j.Logger;
+import com.deb.vad.utility.CommonUtil;
 import org.mapdb.DB;
 import org.mapdb.DBMaker;
 import org.mapdb.HTreeMap;
 import org.mapdb.Serializer;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
-import com.deb.vad.utility.CommonUtil;
+import javax.sound.sampled.*;
+import java.util.Arrays;
+import java.util.Date;
+import java.util.Map;
 
 /**
  * @author debmalyajash
@@ -32,7 +24,7 @@ public class SilenceDetectorWithHTreeMap implements SoundCache {
 	private static final int ARRAY_SIZE = 8;
 	public static byte[] SILENCE = new byte[ARRAY_SIZE];
 
-	private static Logger LOGGER = Logger.getLogger(SilenceDetectorWithHTreeMap.class);
+	private static Logger LOGGER = LoggerFactory.getLogger(SilenceDetectorWithHTreeMap.class);
 
 	/**
 	 * In Memory DB. DBMaker.memoryDB().make();