Remove log4j to prevent conflict with beam-provided versions

pom.xml

@@ -6,7 +6,7 @@
 
     <groupId>org.ohnlp.medtagger</groupId>
     <artifactId>medtagger</artifactId>
-    <version>1.0.39</version>
+    <version>1.0.40</version>
     <description>The MedTagger biomedical information extraction pipeline</description>
 
 
@@ -169,26 +169,6 @@
             <artifactId>jwnl</artifactId>
             <version>1.3.3</version>
         </dependency>
-        <dependency>
-            <groupId>org.apache.logging.log4j</groupId>
-            <artifactId>log4j-api</artifactId>
-            <version>2.17.1</version>
-        </dependency>
-        <dependency>
-            <groupId>org.apache.logging.log4j</groupId>
-            <artifactId>log4j-core</artifactId>
-            <version>2.17.1</version>
-        </dependency>
-        <dependency>
-            <groupId>org.apache.logging.log4j</groupId>
-            <artifactId>log4j-slf4j-impl</artifactId>
-            <version>2.17.1</version>
-        </dependency>
-        <dependency>
-            <groupId>org.slf4j</groupId>
-            <artifactId>slf4j-api</artifactId>
-            <version>1.7.32</version>
-        </dependency>
         <dependency>
             <groupId>org.apache.opennlp</groupId>
             <artifactId>opennlp-maxent</artifactId>

src/main/java/org/ohnlp/medtagger/ae/AhoCorasickLookupAnnotator.java

@@ -24,10 +24,6 @@
 
 package org.ohnlp.medtagger.ae;
 
-import org.apache.logging.log4j.Level;
-import org.apache.logging.log4j.LogManager;
-import org.apache.logging.log4j.Logger;
-import org.apache.logging.log4j.core.config.Configurator;
 import org.apache.uima.UimaContext;
 import org.apache.uima.analysis_component.JCasAnnotator_ImplBase;
 import org.apache.uima.analysis_engine.AnalysisEngineProcessException;
@@ -61,7 +57,6 @@
 public class AhoCorasickLookupAnnotator extends JCasAnnotator_ImplBase {
 
 	// LOG4J logger based on class name
-	private Logger logger = LogManager.getLogger(getClass().getName());
 	private boolean LONGEST = true;
 
     // data structure that stores the TRIE
@@ -75,7 +70,6 @@ public class AhoCorasickLookupAnnotator extends JCasAnnotator_ImplBase {
 	public void initialize(UimaContext aContext)
 			throws ResourceInitializationException {
 		super.initialize(aContext);
-		Configurator.setLevel(logger.getName(), Level.DEBUG);
 
         try {
             lvg = new LvgLookup(aContext);