versions of libraries moved to global pom.xml

annotation/pom.xml

@@ -80,13 +80,14 @@
 		<dependency>
 			<groupId>org.apache.logging.log4j</groupId>
 			<artifactId>log4j-jcl</artifactId>
-			<version>2.11.2</version>
+			<version>${log4j-jcl-version}</version>
+			
 		</dependency>
 
 		<dependency>
 			<groupId>javax.mail</groupId>
 			<artifactId>mail</artifactId>
-			<version>1.4.7</version>
+			<version>${mail-version}</version>
 		</dependency>
 
 		<dependency>

converter-SBGNML/pom.xml

@@ -106,7 +106,7 @@
 		<dependency>
 			<groupId>org.apache.logging.log4j</groupId>
 			<artifactId>log4j-jcl</artifactId>
-			<version>2.11.2</version>
+			<version>${log4j-jcl-version}</version>
 		</dependency>
 
 		<!-- Commons CLI by Apache -->

persist/pom.xml

@@ -94,24 +94,7 @@
 		<dependency>
 			<groupId>org.apache.logging.log4j</groupId>
 			<artifactId>log4j-jcl</artifactId>
-			<version>2.11.2</version>
-		</dependency>
-		<!-- Log4J2 -->
-		<dependency>
-			<groupId>org.apache.logging.log4j</groupId>
-			<artifactId>log4j-api</artifactId>
-			<version>${log4j2.version}</version>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.logging.log4j</groupId>
-			<artifactId>log4j-core</artifactId>
-			<version>${log4j2.version}</version>
-		</dependency>
-		<!-- Spring uses commons-logging, so: https://stackoverflow.com/a/41475146/1127920 -->
-		<dependency>
-			<groupId>org.apache.logging.log4j</groupId>
-			<artifactId>log4j-jcl</artifactId>
-			<version>2.11.2</version>
+			<version>${log4j-jcl-version}</version>
 		</dependency>
 
 		<!-- Spring -->

pom.xml

@@ -15,6 +15,9 @@
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
 		<log4j2.version>2.11.2</log4j2.version>
+		<log4j-jcl-version>2.11.2</log4j-jcl-version>
+
+		<mail-version>1.4.7</mail-version>
 
 		<xercesImp.version>2.12.0</xercesImp.version>
 

rest-api/src/main/java/lcsb/mapviewer/api/projects/models/functions/FunctionsRestImpl.java

 package lcsb.mapviewer.api.projects.models.functions;
 
 import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
@@ -16,8 +17,8 @@ import javax.xml.transform.dom.DOMSource;
 import javax.xml.transform.stream.StreamResult;
 import javax.xml.xpath.XPathExpressionException;
 
-import org.apache.axis.utils.ByteArrayOutputStream;
-import org.apache.logging.log4j.*;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.w3c.dom.Document;