diff --git a/build.xml b/build.xml
index cacd95ba1..fd971c2c2 100644
--- a/build.xml
+++ b/build.xml
@@ -10,6 +10,7 @@
 
     <target name="mvn.build.install">
         <exec executable="${maven.dir}/bin/mvn.bat">
+            <arg value="-Dmaven.test.skip=true"/>
             <arg value="install"/>
         </exec>
     </target>
diff --git a/src/main/java/com/profiler/LifeCycleEventListener.java b/src/main/java/com/profiler/LifeCycleEventListener.java
index ff5462542..9efc9c43e 100644
--- a/src/main/java/com/profiler/LifeCycleEventListener.java
+++ b/src/main/java/com/profiler/LifeCycleEventListener.java
@@ -1,12 +1,13 @@
 package com.profiler;
 
+import com.profiler.logging.Logger;
+import com.profiler.logging.LoggerFactory;
 import com.profiler.util.Assert;
 
-import java.util.logging.Logger;
 
 public class LifeCycleEventListener {
 
-    private final static Logger logger = Logger.getLogger(LifeCycleEventListener.class.getName());
+    private final static Logger logger = LoggerFactory.getLogger(LifeCycleEventListener.class.getName());
 
     private Agent agent;
     private boolean started = false;
diff --git a/src/main/java/com/profiler/SystemMonitor.java b/src/main/java/com/profiler/SystemMonitor.java
index 4237e7a71..f44c7caf0 100644
--- a/src/main/java/com/profiler/SystemMonitor.java
+++ b/src/main/java/com/profiler/SystemMonitor.java
@@ -9,12 +9,12 @@ import java.util.List;
 import java.util.concurrent.ScheduledExecutorService;
 import java.util.concurrent.ScheduledThreadPoolExecutor;
 import java.util.concurrent.ThreadFactory;
-import java.util.logging.Level;
-import java.util.logging.Logger;
 
 import com.profiler.common.dto.thrift.JVMInfoThriftDTO;
 import com.profiler.config.ProfilerConfig;
 import com.profiler.context.TraceContext;
+import com.profiler.logging.Logger;
+import com.profiler.logging.LoggerFactory;
 import com.profiler.sender.DataSender;
 import com.profiler.util.Assert;
 import com.sun.management.OperatingSystemMXBean;
@@ -27,7 +27,7 @@ import com.sun.management.OperatingSystemMXBean;
 @SuppressWarnings("restriction")
 public class SystemMonitor {
 
-	private static final Logger logger = Logger.getLogger(SystemMonitor.class.getName());
+	private static final Logger logger = LoggerFactory.getLogger(SystemMonitor.class.getName());
 
 	private final ScheduledExecutorService executor = new ScheduledThreadPoolExecutor(1, new ThreadFactory() {
 		@Override
@@ -89,7 +89,7 @@ public class SystemMonitor {
 
 				dataSender.send(jvmInfo);
 			} catch (Exception e) {
-				logger.log(Level.INFO, "JvmInfo collect error Cause:" + e.getMessage(), e);
+				logger.warn("JvmInfo collect error Cause:" + e.getMessage(), e);
 			}
 		}
 
@@ -114,8 +114,8 @@ public class SystemMonitor {
 				jvmInfo.setGc2Time(old.getCollectionTime());
 			} else {
 				// g1 ?
-				if (logger.isLoggable(Level.FINE)) {
-					logger.fine("unknown gc type. gc collector size:" + list.size());
+				if (logger.isDebugEnabled()) {
+					logger.debug("unknown gc type. gc collector size:" + list.size());
 				}
 			}
 		}
diff --git a/src/main/java/com/profiler/TomcatProfiler.java b/src/main/java/com/profiler/TomcatProfiler.java
index f97f7f35a..e34cd7da6 100644
--- a/src/main/java/com/profiler/TomcatProfiler.java
+++ b/src/main/java/com/profiler/TomcatProfiler.java
@@ -4,11 +4,10 @@ import java.lang.instrument.ClassFileTransformer;
 import java.lang.instrument.Instrumentation;
 import java.util.Properties;
 import java.util.Set;
-import java.util.logging.Level;
-import java.util.logging.Logger;
 
 import com.profiler.common.ServiceType;
 import com.profiler.config.ProfilerConfig;
+import com.profiler.logging.Logger;
 import com.profiler.logging.LoggerBinder;
 import com.profiler.logging.LoggerFactory;
 import com.profiler.interceptor.bci.ByteCodeInstrumentor;
@@ -17,8 +16,8 @@ import com.profiler.modifier.ModifierRegistry;
 
 public class TomcatProfiler {
 
-    private static final Logger logger = Logger.getLogger(TomcatProfiler.class.getName());
-    private boolean isFine = logger.isLoggable(Level.FINE);
+    private static final Logger logger = LoggerFactory.getLogger(TomcatProfiler.class.getName());
+    private boolean isFine = logger.isDebugEnabled();
 
     private String agentArgString = "";
 
@@ -45,30 +44,30 @@ public class TomcatProfiler {
             com.profiler.logging.Logger tomcatLogger = LoggerFactory.getLogger(TomcatProfiler.class);
             tomcatLogger.info("LoggerFactory initialize end");
         } catch (Exception e) {
-            logger.log(Level.INFO, "boot class not found", e);
+            logger.warn("boot class not found", e);
         }
 
         try {
             ProfilerConfig profilerConfig = null;
             if (!profilerConfig.isProfileEnable()) {
-                logger.warning("Profiler Agent not started. profile.enable=" + profilerConfig.isProfileEnable());
+                logger.warn("Profiler Agent not started. profile.enable=" + profilerConfig.isProfileEnable());
                 return;
             }
             Agent agent = new DefaultAgent(agentArgs, instrumentation, profilerConfig);
 //            new TomcatProfiler(agentArgs, instrumentation, agent, profilerConfig);
         } catch (Exception e) {
-            logger.log(Level.SEVERE, "Profiler Agent start fail. Cause:" + e.getMessage(), e);
+            logger.error("Profiler Agent start fail. Cause:" + e.getMessage(), e);
         }
     }
 
 
 
     private static void dumpSystemProperties() {
-        if (logger.isLoggable(Level.FINE)) {
+        if (logger.isDebugEnabled()) {
             Properties properties = System.getProperties();
             Set<String> strings = properties.stringPropertyNames();
             for (String key : strings) {
-                logger.fine("SystemProperties " + key + "=" + properties.get(key));
+                logger.debug("SystemProperties " + key + "=" + properties.get(key));
             }
         }
     }
@@ -104,8 +103,8 @@ public class TomcatProfiler {
             return null;
         }
 
-        if (logger.isLoggable(Level.INFO)) {
-            logger.info("CATALINA_HOME=" + catalinaHome);
+        if (logger.isInfoEnabled()) {
+            logger.info("CATALINA_HOME={}", catalinaHome);
         }
 
 		if (profilerConfig.getServiceType() == ServiceType.BLOC) {
diff --git a/src/main/java/com/profiler/context/CallStack.java b/src/main/java/com/profiler/context/CallStack.java
index 1e9a9636e..dd5d6c7c0 100644
--- a/src/main/java/com/profiler/context/CallStack.java
+++ b/src/main/java/com/profiler/context/CallStack.java
@@ -1,7 +1,7 @@
 package com.profiler.context;
 
-import java.util.logging.Level;
-import java.util.logging.Logger;
+import com.profiler.logging.Logger;
+import com.profiler.logging.LoggerFactory;
 
 /**
  * @author netspider
@@ -61,11 +61,11 @@ public class CallStack {
             stack[index] = null;
             index--;
         } else {
-            Logger logger = Logger.getLogger(this.getClass().getName());
-            if (logger.isLoggable(Level.WARNING)) {
+            Logger logger = LoggerFactory.getLogger(this.getClass().getName());
+            if (logger.isWarnEnabled()) {
                 // 자체 stack dump 필요.
                 Exception ex = new Exception("Profiler CallStack check. index:" + index);
-                logger.log(Level.WARNING, "invalid callStack found", ex);
+                logger.warn("invalid callStack found", ex);
             }
         }
     }
diff --git a/src/main/java/com/profiler/context/DefaultTraceContext.java b/src/main/java/com/profiler/context/DefaultTraceContext.java
index 550be7bd1..5fc6dde8b 100644
--- a/src/main/java/com/profiler/context/DefaultTraceContext.java
+++ b/src/main/java/com/profiler/context/DefaultTraceContext.java
@@ -7,6 +7,8 @@ import com.profiler.common.dto.thrift.SqlMetaData;
 import com.profiler.common.util.ParsingResult;
 import com.profiler.common.util.SqlParser;
 import com.profiler.interceptor.MethodDescriptor;
+import com.profiler.logging.Logger;
+import com.profiler.logging.LoggerFactory;
 import com.profiler.metadata.LRUCache;
 import com.profiler.metadata.Result;
 import com.profiler.metadata.StringCache;
@@ -16,12 +18,10 @@ import com.profiler.util.NamedThreadLocal;
 
 import java.util.UUID;
 import java.util.concurrent.atomic.AtomicInteger;
-import java.util.logging.Level;
-import java.util.logging.Logger;
 
 public class DefaultTraceContext implements TraceContext {
 
-    private final Logger logger = Logger.getLogger(DefaultTraceContext.class.getName());
+    private final Logger logger = LoggerFactory.getLogger(DefaultTraceContext.class.getName());
 
     private static DefaultTraceContext CONTEXT = new DefaultTraceContext();
 
@@ -172,9 +172,9 @@ public class DefaultTraceContext implements TraceContext {
         // 파싱시 변경되지 않았다면 동일 객체를 리턴하므로 그냥 ==비교를 하면 됨
         boolean newValue = this.sqlCache.put(normalizedSql);
         if (newValue) {
-            if (logger.isLoggable(Level.FINE)) {
+            if (logger.isDebugEnabled()) {
                 // TODO hit% 로그를 남겨야 문제 발생시 도움이 될듯 하다.
-                logger.fine("NewSQLParsingResult:" + parsingResult);
+                logger.debug("NewSQLParsingResult:{}", parsingResult);
             }
             // newValue란 의미는 cache에 인입됬다는 의미이고 이는 신규 sql문일 가능성이 있다는 의미임.
             // 그러므로 메타데이터를 서버로 전송해야 한다.
diff --git a/src/main/java/com/profiler/context/TimeBaseStorage.java b/src/main/java/com/profiler/context/TimeBaseStorage.java
index 9f5cf57d9..a120679c2 100644
--- a/src/main/java/com/profiler/context/TimeBaseStorage.java
+++ b/src/main/java/com/profiler/context/TimeBaseStorage.java
@@ -1,10 +1,11 @@
 package com.profiler.context;
 
+import com.profiler.logging.Logger;
+import com.profiler.logging.LoggerFactory;
 import com.profiler.sender.DataSender;
 
 import java.util.ArrayList;
 import java.util.List;
-import java.util.logging.Logger;
 
 /**
  *
@@ -78,8 +79,8 @@ public class TimeBaseStorage implements Storage {
 
     private boolean addSpanEvent(SpanEvent spanEvent) {
         if (storage == null) {
-            Logger logger = Logger.getLogger(this.getClass().getName());
-            logger.fine("storage is null. direct send");
+            Logger logger = LoggerFactory.getLogger(this.getClass().getName());
+            logger.debug("storage is null. direct send");
             // 이미 span이 와서 flush된 상황임.
             return false;
         }
diff --git a/src/main/java/com/profiler/interceptor/bci/ClassLoadChecker.java b/src/main/java/com/profiler/interceptor/bci/ClassLoadChecker.java
index 82a76422e..ac3d3398d 100644
--- a/src/main/java/com/profiler/interceptor/bci/ClassLoadChecker.java
+++ b/src/main/java/com/profiler/interceptor/bci/ClassLoadChecker.java
@@ -1,12 +1,13 @@
 package com.profiler.interceptor.bci;
 
+import com.profiler.logging.Logger;
+import com.profiler.logging.LoggerFactory;
+
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ConcurrentMap;
-import java.util.logging.Level;
-import java.util.logging.Logger;
 
 public class ClassLoadChecker {
-    private final Logger logger = Logger.getLogger(ClassLoadChecker.class.getName());
+    private final Logger logger = LoggerFactory.getLogger(ClassLoadChecker.class.getName());
     private static final Object EXIST = new Object();
 
     private ConcurrentMap<LoadClass, Object> load = new ConcurrentHashMap<LoadClass, Object>();
@@ -15,13 +16,13 @@ public class ClassLoadChecker {
         LoadClass key = new LoadClass(cl, className);
         Object old = load.putIfAbsent(key, EXIST);
         if (old == null) {
-            if (logger.isLoggable(Level.INFO)) {
-                logger.info(className + " not exist from " + cl);
+            if (logger.isInfoEnabled()) {
+                logger.info("{} not exist from ", cl);
             }
             return false;
         }
-        if (logger.isLoggable(Level.INFO)) {
-            logger.info(className + " already exist from " + cl);
+        if (logger.isInfoEnabled()) {
+            logger.info("{} already exist from ", cl);
         }
         return true;
     }
diff --git a/src/main/java/com/profiler/modifier/AbstractModifier.java b/src/main/java/com/profiler/modifier/AbstractModifier.java
index 5d95441c9..f2aeb8dd7 100644
--- a/src/main/java/com/profiler/modifier/AbstractModifier.java
+++ b/src/main/java/com/profiler/modifier/AbstractModifier.java
@@ -1,15 +1,12 @@
 package com.profiler.modifier;
 
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
-import com.profiler.DefaultAgent;
 import com.profiler.common.ServiceType;
 import com.profiler.interceptor.ServiceTypeSupport;
 
 import com.profiler.Agent;
 import com.profiler.interceptor.Interceptor;
-import com.profiler.interceptor.TraceContextSupport;
 import com.profiler.interceptor.bci.ByteCodeInstrumentor;
 import com.profiler.logging.LoggerFactory;
 
diff --git a/src/main/java/com/profiler/modifier/arcus/ArcusClientModifier.java b/src/main/java/com/profiler/modifier/arcus/ArcusClientModifier.java
index 2b204babe..952e4c20b 100644
--- a/src/main/java/com/profiler/modifier/arcus/ArcusClientModifier.java
+++ b/src/main/java/com/profiler/modifier/arcus/ArcusClientModifier.java
@@ -1,11 +1,9 @@
 package com.profiler.modifier.arcus;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 import com.profiler.Agent;
-import com.profiler.DefaultAgent;
 import com.profiler.interceptor.Interceptor;
 import com.profiler.interceptor.bci.ByteCodeInstrumentor;
 import com.profiler.interceptor.bci.InstrumentClass;
diff --git a/src/main/java/com/profiler/modifier/arcus/BaseOperationModifier.java b/src/main/java/com/profiler/modifier/arcus/BaseOperationModifier.java
index 5b7550cfc..fa7f00f66 100644
--- a/src/main/java/com/profiler/modifier/arcus/BaseOperationModifier.java
+++ b/src/main/java/com/profiler/modifier/arcus/BaseOperationModifier.java
@@ -1,11 +1,9 @@
 package com.profiler.modifier.arcus;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 import com.profiler.Agent;
-import com.profiler.DefaultAgent;
 import com.profiler.interceptor.Interceptor;
 import com.profiler.interceptor.bci.ByteCodeInstrumentor;
 import com.profiler.interceptor.bci.InstrumentClass;
diff --git a/src/main/java/com/profiler/modifier/arcus/CacheManagerModifier.java b/src/main/java/com/profiler/modifier/arcus/CacheManagerModifier.java
index ae0b83254..72850c402 100644
--- a/src/main/java/com/profiler/modifier/arcus/CacheManagerModifier.java
+++ b/src/main/java/com/profiler/modifier/arcus/CacheManagerModifier.java
@@ -1,11 +1,9 @@
 package com.profiler.modifier.arcus;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 import com.profiler.Agent;
-import com.profiler.DefaultAgent;
 import com.profiler.interceptor.bci.ByteCodeInstrumentor;
 import com.profiler.interceptor.bci.InstrumentClass;
 import com.profiler.logging.LoggerFactory;
diff --git a/src/main/java/com/profiler/modifier/arcus/MemcachedClientModifier.java b/src/main/java/com/profiler/modifier/arcus/MemcachedClientModifier.java
index 6279695f5..9ea85bced 100644
--- a/src/main/java/com/profiler/modifier/arcus/MemcachedClientModifier.java
+++ b/src/main/java/com/profiler/modifier/arcus/MemcachedClientModifier.java
@@ -1,11 +1,9 @@
 package com.profiler.modifier.arcus;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 import com.profiler.Agent;
-import com.profiler.DefaultAgent;
 import com.profiler.interceptor.Interceptor;
 import com.profiler.interceptor.bci.ByteCodeInstrumentor;
 import com.profiler.interceptor.bci.InstrumentClass;
diff --git a/src/main/java/com/profiler/modifier/bloc/handler/HTTPHandlerModifier.java b/src/main/java/com/profiler/modifier/bloc/handler/HTTPHandlerModifier.java
index 1b145a623..a79090e9e 100644
--- a/src/main/java/com/profiler/modifier/bloc/handler/HTTPHandlerModifier.java
+++ b/src/main/java/com/profiler/modifier/bloc/handler/HTTPHandlerModifier.java
@@ -1,11 +1,9 @@
 package com.profiler.modifier.bloc.handler;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 import com.profiler.Agent;
-import com.profiler.DefaultAgent;
 import com.profiler.interceptor.Interceptor;
 import com.profiler.interceptor.bci.ByteCodeInstrumentor;
 import com.profiler.interceptor.bci.InstrumentClass;
diff --git a/src/main/java/com/profiler/modifier/bloc/handler/interceptors/ExecuteMethodInterceptor.java b/src/main/java/com/profiler/modifier/bloc/handler/interceptors/ExecuteMethodInterceptor.java
index e9fa6949f..798f72239 100644
--- a/src/main/java/com/profiler/modifier/bloc/handler/interceptors/ExecuteMethodInterceptor.java
+++ b/src/main/java/com/profiler/modifier/bloc/handler/interceptors/ExecuteMethodInterceptor.java
@@ -2,7 +2,6 @@ package com.profiler.modifier.bloc.handler.interceptors;
 
 import java.util.Enumeration;
 import java.util.UUID;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 import com.profiler.common.AnnotationKey;
diff --git a/src/main/java/com/profiler/modifier/connector/httpclient4/HttpClient4Modifier.java b/src/main/java/com/profiler/modifier/connector/httpclient4/HttpClient4Modifier.java
index 1f5a1e577..3cafae552 100644
--- a/src/main/java/com/profiler/modifier/connector/httpclient4/HttpClient4Modifier.java
+++ b/src/main/java/com/profiler/modifier/connector/httpclient4/HttpClient4Modifier.java
@@ -1,11 +1,9 @@
 package com.profiler.modifier.connector.httpclient4;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 import com.profiler.Agent;
-import com.profiler.DefaultAgent;
 import com.profiler.interceptor.Interceptor;
 import com.profiler.interceptor.bci.ByteCodeInstrumentor;
 import com.profiler.interceptor.bci.InstrumentClass;
diff --git a/src/main/java/com/profiler/modifier/connector/jdkhttpconnector/HttpURLConnectionModifier.java b/src/main/java/com/profiler/modifier/connector/jdkhttpconnector/HttpURLConnectionModifier.java
index 1ec9fecea..e1de94a21 100644
--- a/src/main/java/com/profiler/modifier/connector/jdkhttpconnector/HttpURLConnectionModifier.java
+++ b/src/main/java/com/profiler/modifier/connector/jdkhttpconnector/HttpURLConnectionModifier.java
@@ -1,11 +1,9 @@
 package com.profiler.modifier.connector.jdkhttpconnector;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 import com.profiler.Agent;
-import com.profiler.DefaultAgent;
 import com.profiler.interceptor.bci.ByteCodeInstrumentor;
 import com.profiler.interceptor.bci.InstrumentClass;
 import com.profiler.interceptor.bci.InstrumentException;
diff --git a/src/main/java/com/profiler/modifier/db/cubrid/CubridPreparedStatementModifier.java b/src/main/java/com/profiler/modifier/db/cubrid/CubridPreparedStatementModifier.java
index 43d28dd9d..a0a79d233 100644
--- a/src/main/java/com/profiler/modifier/db/cubrid/CubridPreparedStatementModifier.java
+++ b/src/main/java/com/profiler/modifier/db/cubrid/CubridPreparedStatementModifier.java
@@ -12,7 +12,6 @@ import javassist.CtConstructor;
 import javassist.CtMethod;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 public class CubridPreparedStatementModifier extends AbstractModifier {
diff --git a/src/main/java/com/profiler/modifier/db/cubrid/CubridResultSetModifier.java b/src/main/java/com/profiler/modifier/db/cubrid/CubridResultSetModifier.java
index 4540de85c..c2502b53f 100644
--- a/src/main/java/com/profiler/modifier/db/cubrid/CubridResultSetModifier.java
+++ b/src/main/java/com/profiler/modifier/db/cubrid/CubridResultSetModifier.java
@@ -11,7 +11,6 @@ import com.profiler.modifier.AbstractModifier;
 import com.profiler.trace.DatabaseRequestTracer;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 public class CubridResultSetModifier extends AbstractModifier {
diff --git a/src/main/java/com/profiler/modifier/db/cubrid/CubridStatementModifier.java b/src/main/java/com/profiler/modifier/db/cubrid/CubridStatementModifier.java
index 3c4f6a09f..a41846907 100644
--- a/src/main/java/com/profiler/modifier/db/cubrid/CubridStatementModifier.java
+++ b/src/main/java/com/profiler/modifier/db/cubrid/CubridStatementModifier.java
@@ -13,7 +13,6 @@ import javassist.CtClass;
 import javassist.CtMethod;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 public class CubridStatementModifier extends AbstractModifier {
diff --git a/src/main/java/com/profiler/modifier/db/cubrid/CubridUStatementModifier.java b/src/main/java/com/profiler/modifier/db/cubrid/CubridUStatementModifier.java
index 31307cf8e..77d3e520e 100644
--- a/src/main/java/com/profiler/modifier/db/cubrid/CubridUStatementModifier.java
+++ b/src/main/java/com/profiler/modifier/db/cubrid/CubridUStatementModifier.java
@@ -11,7 +11,6 @@ import com.profiler.modifier.AbstractModifier;
 import com.profiler.trace.DatabaseRequestTracer;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 public class CubridUStatementModifier extends AbstractModifier {
diff --git a/src/main/java/com/profiler/modifier/db/dbcp/DBCPBasicDataSourceModifier.java b/src/main/java/com/profiler/modifier/db/dbcp/DBCPBasicDataSourceModifier.java
index 7022ba8d2..788f89015 100644
--- a/src/main/java/com/profiler/modifier/db/dbcp/DBCPBasicDataSourceModifier.java
+++ b/src/main/java/com/profiler/modifier/db/dbcp/DBCPBasicDataSourceModifier.java
@@ -11,7 +11,6 @@ import javassist.CtClass;
 import javassist.CtMethod;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 public class DBCPBasicDataSourceModifier extends AbstractModifier {
diff --git a/src/main/java/com/profiler/modifier/db/dbcp/DBCPPoolModifier.java b/src/main/java/com/profiler/modifier/db/dbcp/DBCPPoolModifier.java
index b50e67f94..3bf287350 100644
--- a/src/main/java/com/profiler/modifier/db/dbcp/DBCPPoolModifier.java
+++ b/src/main/java/com/profiler/modifier/db/dbcp/DBCPPoolModifier.java
@@ -11,7 +11,6 @@ import javassist.CtClass;
 import javassist.CtMethod;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 public class DBCPPoolModifier extends AbstractModifier {
diff --git a/src/main/java/com/profiler/modifier/db/interceptor/ConnectionCreateInterceptor.java b/src/main/java/com/profiler/modifier/db/interceptor/ConnectionCreateInterceptor.java
index ca88134f8..e6c1e3965 100644
--- a/src/main/java/com/profiler/modifier/db/interceptor/ConnectionCreateInterceptor.java
+++ b/src/main/java/com/profiler/modifier/db/interceptor/ConnectionCreateInterceptor.java
@@ -2,7 +2,6 @@ package com.profiler.modifier.db.interceptor;
 
 import java.sql.Connection;
 import java.util.Arrays;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 import com.profiler.interceptor.StaticAfterInterceptor;
diff --git a/src/main/java/com/profiler/modifier/db/interceptor/DriverConnectInterceptor.java b/src/main/java/com/profiler/modifier/db/interceptor/DriverConnectInterceptor.java
index b679dd6e8..f2945045f 100644
--- a/src/main/java/com/profiler/modifier/db/interceptor/DriverConnectInterceptor.java
+++ b/src/main/java/com/profiler/modifier/db/interceptor/DriverConnectInterceptor.java
@@ -14,7 +14,6 @@ import com.profiler.modifier.db.JDBCUrlParser;
 import com.profiler.util.InterceptorUtils;
 import com.profiler.util.MetaObject;
 
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 /**
diff --git a/src/main/java/com/profiler/modifier/db/interceptor/PreparedStatementBindVariableInterceptor.java b/src/main/java/com/profiler/modifier/db/interceptor/PreparedStatementBindVariableInterceptor.java
index af2353890..5fd2f5e34 100644
--- a/src/main/java/com/profiler/modifier/db/interceptor/PreparedStatementBindVariableInterceptor.java
+++ b/src/main/java/com/profiler/modifier/db/interceptor/PreparedStatementBindVariableInterceptor.java
@@ -12,7 +12,6 @@ import com.profiler.util.NumberUtils;
 import com.profiler.util.bindvalue.BindValueConverter;
 
 import java.util.Map;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 public class PreparedStatementBindVariableInterceptor implements StaticAfterInterceptor, TraceContextSupport {
diff --git a/src/main/java/com/profiler/modifier/db/interceptor/PreparedStatementExecuteQueryInterceptor.java b/src/main/java/com/profiler/modifier/db/interceptor/PreparedStatementExecuteQueryInterceptor.java
index 61df349d6..1b96dc524 100644
--- a/src/main/java/com/profiler/modifier/db/interceptor/PreparedStatementExecuteQueryInterceptor.java
+++ b/src/main/java/com/profiler/modifier/db/interceptor/PreparedStatementExecuteQueryInterceptor.java
@@ -4,7 +4,6 @@ import java.util.Arrays;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.Map;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 import com.profiler.common.AnnotationKey;
diff --git a/src/main/java/com/profiler/modifier/db/interceptor/StatementExecuteQueryInterceptor.java b/src/main/java/com/profiler/modifier/db/interceptor/StatementExecuteQueryInterceptor.java
index 319cf3d36..71101855d 100644
--- a/src/main/java/com/profiler/modifier/db/interceptor/StatementExecuteQueryInterceptor.java
+++ b/src/main/java/com/profiler/modifier/db/interceptor/StatementExecuteQueryInterceptor.java
@@ -12,7 +12,6 @@ import com.profiler.logging.LoggingUtils;
 import com.profiler.modifier.db.DatabaseInfo;
 import com.profiler.util.MetaObject;
 
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 /**
diff --git a/src/main/java/com/profiler/modifier/db/interceptor/StatementExecuteUpdateInterceptor.java b/src/main/java/com/profiler/modifier/db/interceptor/StatementExecuteUpdateInterceptor.java
index f3071cf26..231ec18e1 100644
--- a/src/main/java/com/profiler/modifier/db/interceptor/StatementExecuteUpdateInterceptor.java
+++ b/src/main/java/com/profiler/modifier/db/interceptor/StatementExecuteUpdateInterceptor.java
@@ -12,7 +12,6 @@ import com.profiler.logging.LoggingUtils;
 import com.profiler.modifier.db.DatabaseInfo;
 import com.profiler.util.MetaObject;
 
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 /**
diff --git a/src/main/java/com/profiler/modifier/db/interceptor/TransactionInterceptor.java b/src/main/java/com/profiler/modifier/db/interceptor/TransactionInterceptor.java
index 0c23b583b..c412c5b7b 100644
--- a/src/main/java/com/profiler/modifier/db/interceptor/TransactionInterceptor.java
+++ b/src/main/java/com/profiler/modifier/db/interceptor/TransactionInterceptor.java
@@ -1,7 +1,6 @@
 package com.profiler.modifier.db.interceptor;
 
 import java.sql.Connection;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 import com.profiler.context.Trace;
diff --git a/src/main/java/com/profiler/modifier/db/mssql/MSSQLConnectionModifier.java b/src/main/java/com/profiler/modifier/db/mssql/MSSQLConnectionModifier.java
index 94b054dd7..3f1009a51 100644
--- a/src/main/java/com/profiler/modifier/db/mssql/MSSQLConnectionModifier.java
+++ b/src/main/java/com/profiler/modifier/db/mssql/MSSQLConnectionModifier.java
@@ -11,13 +11,11 @@ import javassist.CtClass;
 import javassist.CtMethod;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
-import com.profiler.logging.LoggerFactory;
 
 public class MSSQLConnectionModifier extends AbstractModifier {
 
-    private final Logger logger = LoggerFactory.getLogger(MSSQLConnectionModifier.class.getName());
+    private final Logger logger = LoggerFactory.getLogger(MSSQLConnectionModifier.class);
 
     public MSSQLConnectionModifier(ByteCodeInstrumentor byteCodeInstrumentor, Agent agent) {
         super(byteCodeInstrumentor, agent);
diff --git a/src/main/java/com/profiler/modifier/db/mssql/MSSQLPreparedStatementModifier.java b/src/main/java/com/profiler/modifier/db/mssql/MSSQLPreparedStatementModifier.java
index 0bf9f4e73..54362095c 100644
--- a/src/main/java/com/profiler/modifier/db/mssql/MSSQLPreparedStatementModifier.java
+++ b/src/main/java/com/profiler/modifier/db/mssql/MSSQLPreparedStatementModifier.java
@@ -12,12 +12,11 @@ import javassist.CtConstructor;
 import javassist.CtMethod;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 public class MSSQLPreparedStatementModifier extends AbstractModifier {
 
-    private final Logger logger = LoggerFactory.getLogger(MSSQLPreparedStatementModifier.class.getName());
+    private final Logger logger = LoggerFactory.getLogger(MSSQLPreparedStatementModifier.class);
 
     public MSSQLPreparedStatementModifier(ByteCodeInstrumentor byteCodeInstrumentor, Agent agent) {
         super(byteCodeInstrumentor, agent);
diff --git a/src/main/java/com/profiler/modifier/db/mssql/MSSQLResultSetModifier.java b/src/main/java/com/profiler/modifier/db/mssql/MSSQLResultSetModifier.java
index f081223f7..18825ee3c 100644
--- a/src/main/java/com/profiler/modifier/db/mssql/MSSQLResultSetModifier.java
+++ b/src/main/java/com/profiler/modifier/db/mssql/MSSQLResultSetModifier.java
@@ -12,12 +12,11 @@ import com.profiler.modifier.AbstractModifier;
 import com.profiler.trace.DatabaseRequestTracer;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 public class MSSQLResultSetModifier extends AbstractModifier {
 
-    private final Logger logger = LoggerFactory.getLogger(MSSQLResultSetModifier.class.getName());
+    private final Logger logger = LoggerFactory.getLogger(MSSQLResultSetModifier.class);
 
     public MSSQLResultSetModifier(ByteCodeInstrumentor byteCodeInstrumentor, Agent agent) {
         super(byteCodeInstrumentor, agent);
diff --git a/src/main/java/com/profiler/modifier/db/mssql/MSSQLStatementModifier.java b/src/main/java/com/profiler/modifier/db/mssql/MSSQLStatementModifier.java
index 4ac8e1ecf..27e94b29d 100644
--- a/src/main/java/com/profiler/modifier/db/mssql/MSSQLStatementModifier.java
+++ b/src/main/java/com/profiler/modifier/db/mssql/MSSQLStatementModifier.java
@@ -10,12 +10,10 @@ import javassist.CtClass;
 import javassist.CtMethod;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
-import com.profiler.logging.LoggerFactory;
 
 public class MSSQLStatementModifier extends AbstractModifier {
-    private static final Logger logger = LoggerFactory.getLogger(MSSQLStatementModifier.class.getName());
+    private static final Logger logger = LoggerFactory.getLogger(MSSQLStatementModifier.class);
 
     public MSSQLStatementModifier(ByteCodeInstrumentor byteCodeInstrumentor, Agent agent) {
         super(byteCodeInstrumentor, agent);
diff --git a/src/main/java/com/profiler/modifier/db/mysql/MySQLConnectionImplModifier.java b/src/main/java/com/profiler/modifier/db/mysql/MySQLConnectionImplModifier.java
index 21851c54e..4d345a642 100644
--- a/src/main/java/com/profiler/modifier/db/mysql/MySQLConnectionImplModifier.java
+++ b/src/main/java/com/profiler/modifier/db/mysql/MySQLConnectionImplModifier.java
@@ -11,13 +11,12 @@ import com.profiler.modifier.db.interceptor.*;
 import com.profiler.modifier.AbstractModifier;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 import com.profiler.logging.LoggerFactory;
 
 public class MySQLConnectionImplModifier extends AbstractModifier {
 
-    private final Logger logger = LoggerFactory.getLogger(MySQLConnectionImplModifier.class.getName());
+    private final Logger logger = LoggerFactory.getLogger(MySQLConnectionImplModifier.class);
 
     public MySQLConnectionImplModifier(ByteCodeInstrumentor byteCodeInstrumentor, Agent agent) {
         super(byteCodeInstrumentor, agent);
diff --git a/src/main/java/com/profiler/modifier/db/mysql/MySQLNonRegisteringDriverModifier.java b/src/main/java/com/profiler/modifier/db/mysql/MySQLNonRegisteringDriverModifier.java
index e84133e29..28ab9c74a 100644
--- a/src/main/java/com/profiler/modifier/db/mysql/MySQLNonRegisteringDriverModifier.java
+++ b/src/main/java/com/profiler/modifier/db/mysql/MySQLNonRegisteringDriverModifier.java
@@ -10,7 +10,6 @@ import com.profiler.modifier.AbstractModifier;
 import com.profiler.modifier.db.interceptor.*;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 import com.profiler.logging.LoggerFactory;
 
@@ -19,7 +18,7 @@ import com.profiler.logging.LoggerFactory;
  */
 public class MySQLNonRegisteringDriverModifier extends AbstractModifier {
 
-    private final Logger logger = LoggerFactory.getLogger(MySQLConnectionImplModifier.class.getName());
+    private final Logger logger = LoggerFactory.getLogger(MySQLConnectionImplModifier.class);
 
     public MySQLNonRegisteringDriverModifier(ByteCodeInstrumentor byteCodeInstrumentor, Agent agent) {
         super(byteCodeInstrumentor, agent);
diff --git a/src/main/java/com/profiler/modifier/db/mysql/MySQLPreparedStatementJDBC4Modifier.java b/src/main/java/com/profiler/modifier/db/mysql/MySQLPreparedStatementJDBC4Modifier.java
index f50771414..1faa19aa8 100644
--- a/src/main/java/com/profiler/modifier/db/mysql/MySQLPreparedStatementJDBC4Modifier.java
+++ b/src/main/java/com/profiler/modifier/db/mysql/MySQLPreparedStatementJDBC4Modifier.java
@@ -14,13 +14,12 @@ import com.profiler.util.*;
 import java.lang.reflect.Method;
 import java.security.ProtectionDomain;
 import java.util.List;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 import com.profiler.logging.LoggerFactory;
 
 public class MySQLPreparedStatementJDBC4Modifier extends AbstractModifier {
 
-    private final Logger logger = LoggerFactory.getLogger(MySQLPreparedStatementJDBC4Modifier.class.getName());
+    private final Logger logger = LoggerFactory.getLogger(MySQLPreparedStatementJDBC4Modifier.class);
     private final String[] includes = new String[]{"setRowId", "setNClob", "setSQLXML"};
 
     public MySQLPreparedStatementJDBC4Modifier(ByteCodeInstrumentor byteCodeInstrumentor, Agent agent) {
diff --git a/src/main/java/com/profiler/modifier/db/mysql/MySQLPreparedStatementModifier.java b/src/main/java/com/profiler/modifier/db/mysql/MySQLPreparedStatementModifier.java
index 32259aad2..35e34aa07 100644
--- a/src/main/java/com/profiler/modifier/db/mysql/MySQLPreparedStatementModifier.java
+++ b/src/main/java/com/profiler/modifier/db/mysql/MySQLPreparedStatementModifier.java
@@ -21,12 +21,11 @@ import javassist.CtConstructor;
 import java.lang.reflect.Method;
 import java.security.ProtectionDomain;
 import java.util.List;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 import com.profiler.logging.LoggerFactory;
 
 public class MySQLPreparedStatementModifier extends AbstractModifier {
-    private final Logger logger = LoggerFactory.getLogger(MySQLPreparedStatementModifier.class.getName());
+    private final Logger logger = LoggerFactory.getLogger(MySQLPreparedStatementModifier.class);
     private final String[] excludes = new String[]{"setRowId", "setNClob", "setSQLXML"};
 
     public MySQLPreparedStatementModifier(ByteCodeInstrumentor byteCodeInstrumentor, Agent agent) {
diff --git a/src/main/java/com/profiler/modifier/db/mysql/MySQLResultSetModifier.java b/src/main/java/com/profiler/modifier/db/mysql/MySQLResultSetModifier.java
index 1916cfcba..a7565c393 100644
--- a/src/main/java/com/profiler/modifier/db/mysql/MySQLResultSetModifier.java
+++ b/src/main/java/com/profiler/modifier/db/mysql/MySQLResultSetModifier.java
@@ -7,14 +7,13 @@ import com.profiler.interceptor.bci.ByteCodeInstrumentor;
 import com.profiler.modifier.AbstractModifier;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 import com.profiler.logging.LoggerFactory;
 
 // TODO 추가 개발해야 될듯.
 public class MySQLResultSetModifier extends AbstractModifier {
 
-    private final Logger logger = LoggerFactory.getLogger(MySQLResultSetModifier.class.getName());
+    private final Logger logger = LoggerFactory.getLogger(MySQLResultSetModifier.class);
 
     public MySQLResultSetModifier(ByteCodeInstrumentor byteCodeInstrumentor, Agent agent) {
         super(byteCodeInstrumentor, agent);
diff --git a/src/main/java/com/profiler/modifier/db/mysql/MySQLStatementModifier.java b/src/main/java/com/profiler/modifier/db/mysql/MySQLStatementModifier.java
index 5753c6979..13a0e8623 100644
--- a/src/main/java/com/profiler/modifier/db/mysql/MySQLStatementModifier.java
+++ b/src/main/java/com/profiler/modifier/db/mysql/MySQLStatementModifier.java
@@ -1,7 +1,6 @@
 package com.profiler.modifier.db.mysql;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 import com.profiler.logging.LoggerFactory;
 
@@ -17,7 +16,7 @@ import com.profiler.modifier.AbstractModifier;
 
 public class MySQLStatementModifier extends AbstractModifier {
 
-    private final Logger logger = LoggerFactory.getLogger(MySQLStatementModifier.class.getName());
+    private final Logger logger = LoggerFactory.getLogger(MySQLStatementModifier.class);
 
     public MySQLStatementModifier(ByteCodeInstrumentor byteCodeInstrumentor, Agent agent) {
         super(byteCodeInstrumentor, agent);
diff --git a/src/main/java/com/profiler/modifier/db/oracle/OraclePreparedStatementModifier.java b/src/main/java/com/profiler/modifier/db/oracle/OraclePreparedStatementModifier.java
index 906f318ba..e14c00757 100644
--- a/src/main/java/com/profiler/modifier/db/oracle/OraclePreparedStatementModifier.java
+++ b/src/main/java/com/profiler/modifier/db/oracle/OraclePreparedStatementModifier.java
@@ -12,12 +12,11 @@ import javassist.CtConstructor;
 import javassist.CtMethod;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 public class OraclePreparedStatementModifier extends AbstractModifier {
 
-    private final Logger logger = LoggerFactory.getLogger(OraclePreparedStatementModifier.class.getName());
+    private final Logger logger = LoggerFactory.getLogger(OraclePreparedStatementModifier.class);
 
     public OraclePreparedStatementModifier(ByteCodeInstrumentor byteCodeInstrumentor, Agent agent) {
         super(byteCodeInstrumentor, agent);
diff --git a/src/main/java/com/profiler/modifier/db/oracle/OracleResultSetModifier.java b/src/main/java/com/profiler/modifier/db/oracle/OracleResultSetModifier.java
index 0f8f3e4b2..df1cadce0 100644
--- a/src/main/java/com/profiler/modifier/db/oracle/OracleResultSetModifier.java
+++ b/src/main/java/com/profiler/modifier/db/oracle/OracleResultSetModifier.java
@@ -11,12 +11,11 @@ import com.profiler.modifier.AbstractModifier;
 import com.profiler.trace.DatabaseRequestTracer;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 public class OracleResultSetModifier extends AbstractModifier {
 
-    private final Logger logger = LoggerFactory.getLogger(OracleResultSetModifier.class.getName());
+    private final Logger logger = LoggerFactory.getLogger(OracleResultSetModifier.class);
 
     public OracleResultSetModifier(ByteCodeInstrumentor byteCodeInstrumentor, Agent agent) {
         super(byteCodeInstrumentor, agent);
diff --git a/src/main/java/com/profiler/modifier/db/oracle/OracleStatementModifier.java b/src/main/java/com/profiler/modifier/db/oracle/OracleStatementModifier.java
index 4c23fbd13..6e554bf32 100644
--- a/src/main/java/com/profiler/modifier/db/oracle/OracleStatementModifier.java
+++ b/src/main/java/com/profiler/modifier/db/oracle/OracleStatementModifier.java
@@ -1,7 +1,6 @@
 package com.profiler.modifier.db.oracle;
 
 import com.profiler.Agent;
-import com.profiler.DefaultAgent;
 import com.profiler.config.ProfilerConstant;
 import com.profiler.interceptor.bci.ByteCodeInstrumentor;
 import com.profiler.logging.LoggerFactory;
@@ -11,11 +10,10 @@ import javassist.CtClass;
 import javassist.CtMethod;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 public class OracleStatementModifier extends AbstractModifier {
-    private final Logger logger = LoggerFactory.getLogger(OracleStatementModifier.class.getName());
+    private final Logger logger = LoggerFactory.getLogger(OracleStatementModifier.class);
 
     public OracleStatementModifier(ByteCodeInstrumentor byteCodeInstrumentor, Agent agent) {
         super(byteCodeInstrumentor, agent);
diff --git a/src/main/java/com/profiler/modifier/method/MethodModifier.java b/src/main/java/com/profiler/modifier/method/MethodModifier.java
index 14b844eab..0e5feb607 100644
--- a/src/main/java/com/profiler/modifier/method/MethodModifier.java
+++ b/src/main/java/com/profiler/modifier/method/MethodModifier.java
@@ -2,12 +2,10 @@ package com.profiler.modifier.method;
 
 import java.security.ProtectionDomain;
 import java.util.Arrays;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 import com.profiler.logging.LoggerFactory;
 
 import com.profiler.Agent;
-import com.profiler.DefaultAgent;
 import javassist.CtClass;
 import javassist.CtMethod;
 
@@ -23,7 +21,7 @@ import com.profiler.modifier.AbstractModifier;
  */
 public class MethodModifier extends AbstractModifier {
 
-	private final Logger logger = LoggerFactory.getLogger(MethodModifier.class.getName());
+	private final Logger logger = LoggerFactory.getLogger(MethodModifier.class);
 
 	public MethodModifier(ByteCodeInstrumentor byteCodeInstrumentor, Agent agent) {
 		super(byteCodeInstrumentor, agent);
diff --git a/src/main/java/com/profiler/modifier/servlet/FilterModifier.java b/src/main/java/com/profiler/modifier/servlet/FilterModifier.java
index 4575e27a3..09fbeba9e 100644
--- a/src/main/java/com/profiler/modifier/servlet/FilterModifier.java
+++ b/src/main/java/com/profiler/modifier/servlet/FilterModifier.java
@@ -1,11 +1,9 @@
 package com.profiler.modifier.servlet;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 
 import com.profiler.Agent;
-import com.profiler.DefaultAgent;
 import com.profiler.interceptor.Interceptor;
 import com.profiler.interceptor.bci.ByteCodeInstrumentor;
 import com.profiler.interceptor.bci.InstrumentClass;
diff --git a/src/main/java/com/profiler/modifier/servlet/HttpServletModifier.java b/src/main/java/com/profiler/modifier/servlet/HttpServletModifier.java
index a75466550..333dd43d3 100644
--- a/src/main/java/com/profiler/modifier/servlet/HttpServletModifier.java
+++ b/src/main/java/com/profiler/modifier/servlet/HttpServletModifier.java
@@ -1,12 +1,10 @@
 package com.profiler.modifier.servlet;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 import com.profiler.logging.LoggerFactory;
 
 import com.profiler.Agent;
-import com.profiler.DefaultAgent;
 import com.profiler.interceptor.Interceptor;
 import com.profiler.interceptor.bci.ByteCodeInstrumentor;
 import com.profiler.interceptor.bci.InstrumentClass;
@@ -20,7 +18,7 @@ import com.profiler.modifier.AbstractModifier;
  */
 public class HttpServletModifier extends AbstractModifier {
 
-	private final Logger logger = LoggerFactory.getLogger(HttpServletModifier.class.getName());
+	private final Logger logger = LoggerFactory.getLogger(HttpServletModifier.class);
 
 	public HttpServletModifier(ByteCodeInstrumentor byteCodeInstrumentor, Agent agent) {
 		super(byteCodeInstrumentor, agent);
diff --git a/src/main/java/com/profiler/modifier/servlet/SpringFrameworkServletModifier.java b/src/main/java/com/profiler/modifier/servlet/SpringFrameworkServletModifier.java
index 907f438a8..46c893e2d 100644
--- a/src/main/java/com/profiler/modifier/servlet/SpringFrameworkServletModifier.java
+++ b/src/main/java/com/profiler/modifier/servlet/SpringFrameworkServletModifier.java
@@ -1,7 +1,6 @@
 package com.profiler.modifier.servlet;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 import com.profiler.logging.LoggerFactory;
 
@@ -21,7 +20,7 @@ import com.profiler.modifier.AbstractModifier;
  */
 public class SpringFrameworkServletModifier extends AbstractModifier {
 
-	private final Logger logger = LoggerFactory.getLogger(SpringFrameworkServletModifier.class.getName());
+	private final Logger logger = LoggerFactory.getLogger(SpringFrameworkServletModifier.class);
 
 	public SpringFrameworkServletModifier(ByteCodeInstrumentor byteCodeInstrumentor, Agent agent) {
 		super(byteCodeInstrumentor, agent);
diff --git a/src/main/java/com/profiler/modifier/servlet/interceptors/DoXXXInterceptor.java b/src/main/java/com/profiler/modifier/servlet/interceptors/DoXXXInterceptor.java
index f50a81967..3a5e4a317 100644
--- a/src/main/java/com/profiler/modifier/servlet/interceptors/DoXXXInterceptor.java
+++ b/src/main/java/com/profiler/modifier/servlet/interceptors/DoXXXInterceptor.java
@@ -2,7 +2,6 @@ package com.profiler.modifier.servlet.interceptors;
 
 import java.util.Enumeration;
 import java.util.UUID;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 import com.profiler.logging.LoggerFactory;
 
@@ -20,7 +19,7 @@ import com.profiler.util.NumberUtils;
 
 public class DoXXXInterceptor implements StaticAroundInterceptor, ByteCodeMethodDescriptorSupport, TraceContextSupport {
 
-    private final Logger logger = LoggerFactory.getLogger(DoXXXInterceptor.class.getName());
+    private final Logger logger = LoggerFactory.getLogger(DoXXXInterceptor.class);
     private final boolean isDebug = logger.isDebugEnabled();
 
     private MethodDescriptor descriptor;
diff --git a/src/main/java/com/profiler/modifier/tomcat/CatalinaModifier.java b/src/main/java/com/profiler/modifier/tomcat/CatalinaModifier.java
index 51f25a0f9..5ad514ddf 100644
--- a/src/main/java/com/profiler/modifier/tomcat/CatalinaModifier.java
+++ b/src/main/java/com/profiler/modifier/tomcat/CatalinaModifier.java
@@ -1,12 +1,10 @@
 package com.profiler.modifier.tomcat;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 import com.profiler.logging.LoggerFactory;
 
 import com.profiler.Agent;
-import com.profiler.DefaultAgent;
 import com.profiler.interceptor.bci.ByteCodeInstrumentor;
 import com.profiler.interceptor.bci.InstrumentClass;
 import com.profiler.modifier.AbstractModifier;
@@ -19,7 +17,7 @@ import com.profiler.modifier.tomcat.interceptors.CatalinaAwaitInterceptor;
  */
 public class CatalinaModifier extends AbstractModifier {
 
-    private final Logger logger = LoggerFactory.getLogger(CatalinaModifier.class.getName());
+    private final Logger logger = LoggerFactory.getLogger(CatalinaModifier.class);
 
     public CatalinaModifier(ByteCodeInstrumentor byteCodeInstrumentor, Agent agent) {
         super(byteCodeInstrumentor, agent);
diff --git a/src/main/java/com/profiler/modifier/tomcat/StandardHostValveInvokeModifier.java b/src/main/java/com/profiler/modifier/tomcat/StandardHostValveInvokeModifier.java
index 54d7bfe5a..e23d13a3c 100644
--- a/src/main/java/com/profiler/modifier/tomcat/StandardHostValveInvokeModifier.java
+++ b/src/main/java/com/profiler/modifier/tomcat/StandardHostValveInvokeModifier.java
@@ -1,12 +1,10 @@
 package com.profiler.modifier.tomcat;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 import com.profiler.logging.LoggerFactory;
 
 import com.profiler.Agent;
-import com.profiler.DefaultAgent;
 import com.profiler.interceptor.Interceptor;
 import com.profiler.interceptor.bci.ByteCodeInstrumentor;
 import com.profiler.interceptor.bci.InstrumentClass;
diff --git a/src/main/java/com/profiler/modifier/tomcat/TomcatConnectorModifier.java b/src/main/java/com/profiler/modifier/tomcat/TomcatConnectorModifier.java
index d74ba6300..c4935653f 100644
--- a/src/main/java/com/profiler/modifier/tomcat/TomcatConnectorModifier.java
+++ b/src/main/java/com/profiler/modifier/tomcat/TomcatConnectorModifier.java
@@ -1,12 +1,10 @@
 package com.profiler.modifier.tomcat;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 import com.profiler.logging.LoggerFactory;
 
 import com.profiler.Agent;
-import com.profiler.DefaultAgent;
 import com.profiler.interceptor.Interceptor;
 import com.profiler.interceptor.bci.ByteCodeInstrumentor;
 import com.profiler.interceptor.bci.InstrumentClass;
@@ -19,7 +17,7 @@ import com.profiler.modifier.AbstractModifier;
  */
 public class TomcatConnectorModifier extends AbstractModifier {
 
-    private final Logger logger = LoggerFactory.getLogger(TomcatConnectorModifier.class.getName());
+    private final Logger logger = LoggerFactory.getLogger(TomcatConnectorModifier.class);
 
     public TomcatConnectorModifier(ByteCodeInstrumentor byteCodeInstrumentor, Agent agent) {
         super(byteCodeInstrumentor, agent);
diff --git a/src/main/java/com/profiler/modifier/tomcat/TomcatStandardServiceModifier.java b/src/main/java/com/profiler/modifier/tomcat/TomcatStandardServiceModifier.java
index 9fc82cd5b..029d9f9e8 100644
--- a/src/main/java/com/profiler/modifier/tomcat/TomcatStandardServiceModifier.java
+++ b/src/main/java/com/profiler/modifier/tomcat/TomcatStandardServiceModifier.java
@@ -1,12 +1,10 @@
 package com.profiler.modifier.tomcat;
 
 import java.security.ProtectionDomain;
-import java.util.logging.Level;
 import com.profiler.logging.Logger;
 import com.profiler.logging.LoggerFactory;
 
 import com.profiler.Agent;
-import com.profiler.DefaultAgent;
 import com.profiler.LifeCycleEventListener;
 import com.profiler.interceptor.bci.ByteCodeInstrumentor;
 import com.profiler.interceptor.bci.InstrumentClass;
@@ -24,7 +22,7 @@ import com.profiler.modifier.AbstractModifier;
  */
 public class TomcatStandardServiceModifier extends AbstractModifier {
 
-    private final Logger logger = LoggerFactory.getLogger(TomcatStandardServiceModifier.class.getName());
+    private final Logger logger = LoggerFactory.getLogger(TomcatStandardServiceModifier.class);
 
 
     public TomcatStandardServiceModifier(ByteCodeInstrumentor byteCodeInstrumentor, Agent agent) {
diff --git a/src/main/java/com/profiler/sender/LoggingDataSender.java b/src/main/java/com/profiler/sender/LoggingDataSender.java
index 2c37d3d58..3a9afca7b 100644
--- a/src/main/java/com/profiler/sender/LoggingDataSender.java
+++ b/src/main/java/com/profiler/sender/LoggingDataSender.java
@@ -1,16 +1,17 @@
 package com.profiler.sender;
 
 import com.profiler.context.Thriftable;
+import com.profiler.logging.Logger;
+import com.profiler.logging.LoggerFactory;
 import org.apache.thrift.TBase;
 
-import java.util.logging.Logger;
 
 /**
  *
  */
 public class LoggingDataSender implements DataSender {
 
-    private static final Logger logger = Logger.getLogger(LoggingDataSender.class.getName());
+    private static final Logger logger = LoggerFactory.getLogger(LoggingDataSender.class.getName());
     public static final DataSender DEFAULT_LOGGING_DATA_SENDER = new LoggingDataSender();
 
     @Override