diff --git a/java/com.sap.sailing.server.trackfiles.test/pom.xml b/java/com.sap.sailing.server.trackfiles.test/pom.xml
index 65cb08fe92d..d34d14bb3e3 100644
--- a/java/com.sap.sailing.server.trackfiles.test/pom.xml
+++ b/java/com.sap.sailing.server.trackfiles.test/pom.xml
@@ -9,23 +9,4 @@
   </parent>
   <artifactId>com.sap.sailing.server.trackfiles.test</artifactId>
   <packaging>eclipse-test-plugin</packaging>
-  <build>
-    <plugins>
-      <plugin>
-       <groupId>org.eclipse.tycho</groupId>
-       <artifactId>target-platform-configuration</artifactId>
-       <configuration>
-         <dependency-resolution>
-           <extraRequirements>
-               <requirement>
-                   <type>eclipse-plugin</type>
-                    <id>com.sap.sailing.routeconverterjava11extension</id>
-                    <versionRange>0.0.0</versionRange>
-               </requirement>
-           </extraRequirements>
-         </dependency-resolution>
-       </configuration>
-      </plugin>
-    </plugins>
-  </build>
 </project>
diff --git a/java/com.sap.sailing.server.trackfiles/META-INF/MANIFEST.MF b/java/com.sap.sailing.server.trackfiles/META-INF/MANIFEST.MF
index d0d601e8c6a..26067d6db74 100644
--- a/java/com.sap.sailing.server.trackfiles/META-INF/MANIFEST.MF
+++ b/java/com.sap.sailing.server.trackfiles/META-INF/MANIFEST.MF
@@ -15,7 +15,7 @@ Require-Bundle:
  routeconverter,
  com.sap.sse.common,
  com.sap.sse,
- com.sun.xml.bind.jaxb-impl;bundle-version="2.3.1"
+ com.sun.xml.bind.jaxb-impl;bundle-version="2.3.0"
 Import-Package: com.sap.sailing.domain.abstractlog,
  com.sap.sailing.domain.abstractlog.regatta.events,
  com.sap.sailing.domain.abstractlog.regatta.events.impl,
diff --git a/java/com.sap.sailing.xrr.resultimport/META-INF/MANIFEST.MF b/java/com.sap.sailing.xrr.resultimport/META-INF/MANIFEST.MF
index 90d0e711c6e..9e1fc738c00 100644
--- a/java/com.sap.sailing.xrr.resultimport/META-INF/MANIFEST.MF
+++ b/java/com.sap.sailing.xrr.resultimport/META-INF/MANIFEST.MF
@@ -13,6 +13,7 @@ Import-Package: com.sap.sailing.server,
  com.sap.sailing.server.operationaltransformation,
  com.sap.sailing.xrr.schema,
  com.sun.istack;version="3.0.7",
+ javax.activation,
  javax.xml.bind,
  org.json.simple,
  org.json.simple.parser,
diff --git a/java/com.sap.sse.apacheservicemixfragment/.classpath b/java/com.sap.sse.apacheservicemixfragment/.classpath
deleted file mode 100644
index 6de27b66c3b..00000000000
--- a/java/com.sap.sse.apacheservicemixfragment/.classpath
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<classpath>
-	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
-	<classpathentry kind="output" path="bin"/>
-</classpath>
diff --git a/java/com.sap.sse.apacheservicemixfragment/.project b/java/com.sap.sse.apacheservicemixfragment/.project
deleted file mode 100644
index 3d180c0be1f..00000000000
--- a/java/com.sap.sse.apacheservicemixfragment/.project
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<projectDescription>
-	<name>com.sap.sse.apacheservicemixfragment</name>
-	<comment></comment>
-	<projects>
-	</projects>
-	<buildSpec>
-		<buildCommand>
-			<name>org.eclipse.jdt.core.javabuilder</name>
-			<arguments>
-			</arguments>
-		</buildCommand>
-		<buildCommand>
-			<name>org.eclipse.pde.ManifestBuilder</name>
-			<arguments>
-			</arguments>
-		</buildCommand>
-		<buildCommand>
-			<name>org.eclipse.pde.SchemaBuilder</name>
-			<arguments>
-			</arguments>
-		</buildCommand>
-	</buildSpec>
-	<natures>
-		<nature>org.eclipse.pde.PluginNature</nature>
-		<nature>org.eclipse.jdt.core.javanature</nature>
-	</natures>
-</projectDescription>
diff --git a/java/com.sap.sse.apacheservicemixfragment/.settings/org.eclipse.core.resources.prefs b/java/com.sap.sse.apacheservicemixfragment/.settings/org.eclipse.core.resources.prefs
deleted file mode 100644
index 99f26c0203a..00000000000
--- a/java/com.sap.sse.apacheservicemixfragment/.settings/org.eclipse.core.resources.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-encoding/<project>=UTF-8
diff --git a/java/com.sap.sse.apacheservicemixfragment/.settings/org.eclipse.jdt.core.prefs b/java/com.sap.sse.apacheservicemixfragment/.settings/org.eclipse.jdt.core.prefs
deleted file mode 100644
index c5379fb0db8..00000000000
--- a/java/com.sap.sse.apacheservicemixfragment/.settings/org.eclipse.jdt.core.prefs
+++ /dev/null
@@ -1,15 +0,0 @@
-eclipse.preferences.version=1
-org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
-org.eclipse.jdt.core.compiler.codegen.methodParameters=generate
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
-org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=1.8
-org.eclipse.jdt.core.compiler.debug.lineNumber=generate
-org.eclipse.jdt.core.compiler.debug.localVariable=generate
-org.eclipse.jdt.core.compiler.debug.sourceFile=generate
-org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
-org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
-org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
-org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
-org.eclipse.jdt.core.compiler.release=disabled
-org.eclipse.jdt.core.compiler.source=1.8
diff --git a/java/com.sap.sse.apacheservicemixfragment/META-INF/MANIFEST.MF b/java/com.sap.sse.apacheservicemixfragment/META-INF/MANIFEST.MF
deleted file mode 100644
index 5f4fad3b005..00000000000
--- a/java/com.sap.sse.apacheservicemixfragment/META-INF/MANIFEST.MF
+++ /dev/null
@@ -1,11 +0,0 @@
-Manifest-Version: 1.0
-Bundle-ManifestVersion: 2
-Bundle-Name: Apacheservicemixfragment
-Bundle-SymbolicName: com.sap.sse.apacheservicemixfragment
-Bundle-Version: 1.0.0.qualifier
-Bundle-Vendor: SAP
-Fragment-Host: org.apache.servicemix.bundles.zxing;bundle-version="3.1.0"
-Automatic-Module-Name: com.sap.sse.apacheservicemixfragment
-Bundle-RequiredExecutionEnvironment: JavaSE-1.8
-Require-Bundle: com.sun.xml.bind.jaxb-impl;bundle-version="2.3.1",
- jaxb-api;bundle-version="2.3.1"
diff --git a/java/com.sap.sse.apacheservicemixfragment/build.properties b/java/com.sap.sse.apacheservicemixfragment/build.properties
deleted file mode 100644
index 7594fab8d59..00000000000
--- a/java/com.sap.sse.apacheservicemixfragment/build.properties
+++ /dev/null
@@ -1,2 +0,0 @@
-bin.includes = META-INF/,\
-               .
diff --git a/java/com.sap.sse.apacheservicemixfragment/pom.xml b/java/com.sap.sse.apacheservicemixfragment/pom.xml
deleted file mode 100644
index 9de18786e0d..00000000000
--- a/java/com.sap.sse.apacheservicemixfragment/pom.xml
+++ /dev/null
@@ -1,13 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project
-    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
-    xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
-    <modelVersion>4.0.0</modelVersion>
-    <parent>
-        <artifactId>root</artifactId>
-        <groupId>com.sap.sailing</groupId>
-        <version>1.0.0-SNAPSHOT</version>
-    </parent>
-    <artifactId>com.sap.sse.apacheservicemixfragment</artifactId>
-    <packaging>eclipse-plugin</packaging>
-</project>
diff --git a/java/com.sap.sse.common/.classpath b/java/com.sap.sse.common/.classpath
index ae0f9de279e..51b78f1f7b5 100644
--- a/java/com.sap.sse.common/.classpath
+++ b/java/com.sap.sse.common/.classpath
@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="src" path="src"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
+	<classpathentry kind="src" path="src"/>
 	<classpathentry kind="con" path="com.google.gwt.eclipse.core.GWT_CONTAINER"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
 	<classpathentry kind="con" path="com.gwtplugins.gwt.eclipse.core.GWT_CONTAINER"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>
diff --git a/java/com.sap.sse.common/.settings/org.eclipse.jdt.core.prefs b/java/com.sap.sse.common/.settings/org.eclipse.jdt.core.prefs
index d7826f4b61f..144c60c0ff4 100644
--- a/java/com.sap.sse.common/.settings/org.eclipse.jdt.core.prefs
+++ b/java/com.sap.sse.common/.settings/org.eclipse.jdt.core.prefs
@@ -8,8 +8,5 @@ org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
 org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
-org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
-org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
-org.eclipse.jdt.core.compiler.release=enabled
 org.eclipse.jdt.core.compiler.source=1.8
diff --git a/java/com.sap.sse.datamining.annotations/.settings/org.eclipse.jdt.core.prefs b/java/com.sap.sse.datamining.annotations/.settings/org.eclipse.jdt.core.prefs
index d7826f4b61f..0c68a61dca8 100644
--- a/java/com.sap.sse.datamining.annotations/.settings/org.eclipse.jdt.core.prefs
+++ b/java/com.sap.sse.datamining.annotations/.settings/org.eclipse.jdt.core.prefs
@@ -1,15 +1,7 @@
 eclipse.preferences.version=1
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
-org.eclipse.jdt.core.compiler.codegen.methodParameters=generate
 org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
-org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
 org.eclipse.jdt.core.compiler.compliance=1.8
-org.eclipse.jdt.core.compiler.debug.lineNumber=generate
-org.eclipse.jdt.core.compiler.debug.localVariable=generate
-org.eclipse.jdt.core.compiler.debug.sourceFile=generate
 org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
-org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
-org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
-org.eclipse.jdt.core.compiler.release=enabled
 org.eclipse.jdt.core.compiler.source=1.8
diff --git a/java/com.sap.sse.datamining.ui/pom.xml b/java/com.sap.sse.datamining.ui/pom.xml
index e7b6140b13c..f8026484998 100644
--- a/java/com.sap.sse.datamining.ui/pom.xml
+++ b/java/com.sap.sse.datamining.ui/pom.xml
@@ -58,13 +58,5 @@
 			<artifactId>gwt-user</artifactId>
 			<version>${gwt.version}</version>
 		</dependency>
-		<!-- try without gwt-dev dependency; it hurts on Java 11 because it bundles org.xml.sax and javax.xml.parsers
-		     which are part of the JDK
-		<dependency>
-			<groupId>org.gwtproject</groupId>
-			<artifactId>gwt-dev</artifactId>
-			<version>${gwt.version}</version>
-		</dependency>
-		-->
 	</dependencies>
 </project>
diff --git a/java/com.sap.sse.feature/feature.xml b/java/com.sap.sse.feature/feature.xml
index 40ef3d68f8c..fd00260156a 100755
--- a/java/com.sap.sse.feature/feature.xml
+++ b/java/com.sap.sse.feature/feature.xml
@@ -171,14 +171,6 @@ Computes leaderboard information for sailing races and offers RESTful APIs to al
          version="0.0.0"
          unpack="false"/>
 
-   <plugin
-         id="com.sap.sse.jersey.jaxbdependencyfragment"
-         download-size="0"
-         install-size="0"
-         version="0.0.0"
-         fragment="true"
-         unpack="false"/>
-
    <plugin
          id="org.moxieapps.gwt.highcharts"
          download-size="0"
@@ -276,12 +268,4 @@ Computes leaderboard information for sailing races and offers RESTful APIs to al
          version="0.0.0"
          unpack="false"/>
 
-   <plugin
-         id="com.sap.sse.apacheservicemixfragment"
-         download-size="0"
-         install-size="0"
-         version="0.0.0"
-         fragment="true"
-         unpack="false"/>
-
 </feature>
diff --git a/java/com.sap.sse.gwt.test/pom.xml b/java/com.sap.sse.gwt.test/pom.xml
index b4769bca323..538c8908648 100644
--- a/java/com.sap.sse.gwt.test/pom.xml
+++ b/java/com.sap.sse.gwt.test/pom.xml
@@ -9,14 +9,4 @@
   </parent>
   <artifactId>com.sap.sse.gwt.test</artifactId>
   <packaging>eclipse-test-plugin</packaging>
-  <!-- try without gwt-dev dependency because it contains packages offered by the JDK, such
-       as javax.xml.parser and org.xml.sax
-  <dependencies>
-    <dependency>
-      <groupId>org.gwtproject</groupId>
-      <artifactId>gwt-dev</artifactId>
-      <version>${gwt.version}</version>
-    </dependency>
-  </dependencies>
-  -->
 </project>
diff --git a/java/com.sap.sse.jersey.jaxbdependencyfragment/.classpath b/java/com.sap.sse.jersey.jaxbdependencyfragment/.classpath
deleted file mode 100755
index 075009d7745..00000000000
--- a/java/com.sap.sse.jersey.jaxbdependencyfragment/.classpath
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
-	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
-	<classpathentry kind="output" path="bin"/>
-</classpath>
diff --git a/java/com.sap.sse.jersey.jaxbdependencyfragment/.project b/java/com.sap.sse.jersey.jaxbdependencyfragment/.project
deleted file mode 100755
index bacb0b5e9e0..00000000000
--- a/java/com.sap.sse.jersey.jaxbdependencyfragment/.project
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE projectDescription>
-<projectDescription>
-	<name>com.sap.sse.jersey.jaxbdependencyfragment</name>
-	<comment></comment>
-	<projects>
-	</projects>
-	<buildSpec>
-		<buildCommand>
-			<name>org.eclipse.jdt.core.javabuilder</name>
-			<arguments>
-			</arguments>
-		</buildCommand>
-		<buildCommand>
-			<name>org.eclipse.pde.ManifestBuilder</name>
-			<arguments>
-			</arguments>
-		</buildCommand>
-		<buildCommand>
-			<name>org.eclipse.pde.SchemaBuilder</name>
-			<arguments>
-			</arguments>
-		</buildCommand>
-	</buildSpec>
-	<natures>
-		<nature>org.eclipse.pde.PluginNature</nature>
-		<nature>org.eclipse.jdt.core.javanature</nature>
-	</natures>
-</projectDescription>
diff --git a/java/com.sap.sse.jersey.jaxbdependencyfragment/.settings/org.eclipse.core.resources.prefs b/java/com.sap.sse.jersey.jaxbdependencyfragment/.settings/org.eclipse.core.resources.prefs
deleted file mode 100644
index 99f26c0203a..00000000000
--- a/java/com.sap.sse.jersey.jaxbdependencyfragment/.settings/org.eclipse.core.resources.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-encoding/<project>=UTF-8
diff --git a/java/com.sap.sse.jersey.jaxbdependencyfragment/.settings/org.eclipse.jdt.core.prefs b/java/com.sap.sse.jersey.jaxbdependencyfragment/.settings/org.eclipse.jdt.core.prefs
deleted file mode 100755
index 0c68a61dca8..00000000000
--- a/java/com.sap.sse.jersey.jaxbdependencyfragment/.settings/org.eclipse.jdt.core.prefs
+++ /dev/null
@@ -1,7 +0,0 @@
-eclipse.preferences.version=1
-org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
-org.eclipse.jdt.core.compiler.compliance=1.8
-org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
-org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
-org.eclipse.jdt.core.compiler.source=1.8
diff --git a/java/com.sap.sse.jersey.jaxbdependencyfragment/.settings/org.eclipse.pde.core.prefs b/java/com.sap.sse.jersey.jaxbdependencyfragment/.settings/org.eclipse.pde.core.prefs
deleted file mode 100755
index f29e940a005..00000000000
--- a/java/com.sap.sse.jersey.jaxbdependencyfragment/.settings/org.eclipse.pde.core.prefs
+++ /dev/null
@@ -1,3 +0,0 @@
-eclipse.preferences.version=1
-pluginProject.extensions=false
-resolve.requirebundle=false
diff --git a/java/com.sap.sse.jersey.jaxbdependencyfragment/META-INF/MANIFEST.MF b/java/com.sap.sse.jersey.jaxbdependencyfragment/META-INF/MANIFEST.MF
deleted file mode 100755
index 01412121662..00000000000
--- a/java/com.sap.sse.jersey.jaxbdependencyfragment/META-INF/MANIFEST.MF
+++ /dev/null
@@ -1,11 +0,0 @@
-Manifest-Version: 1.0
-Bundle-ManifestVersion: 2
-Bundle-Name: Jaxbdependencyfragment
-Bundle-SymbolicName: com.sap.sse.jersey.jaxbdependencyfragment
-Bundle-Version: 1.0.0.qualifier
-Bundle-Vendor: SAP
-Fragment-Host: com.sun.jersey
-Automatic-Module-Name: com.sap.sse.jersey.jaxbdependencyfragment
-Bundle-RequiredExecutionEnvironment: JavaSE-1.8
-Require-Bundle: com.sun.xml.bind.jaxb-impl;bundle-version="2.3.1",
- jaxb-api;bundle-version="2.3.1"
diff --git a/java/com.sap.sse.jersey.jaxbdependencyfragment/README b/java/com.sap.sse.jersey.jaxbdependencyfragment/README
deleted file mode 100755
index 290f40507c2..00000000000
--- a/java/com.sap.sse.jersey.jaxbdependencyfragment/README
+++ /dev/null
@@ -1,3 +0,0 @@
-This fragment to the com.sun.jersey bundle is used to declare an additional dependency on
-com.sun.xml.bind.jaxb-impl which contains the javax.xml.bind implementation since it was
-removed from the JDK in Java 11.
\ No newline at end of file
diff --git a/java/com.sap.sse.jersey.jaxbdependencyfragment/build.properties b/java/com.sap.sse.jersey.jaxbdependencyfragment/build.properties
deleted file mode 100755
index 7594fab8d59..00000000000
--- a/java/com.sap.sse.jersey.jaxbdependencyfragment/build.properties
+++ /dev/null
@@ -1,2 +0,0 @@
-bin.includes = META-INF/,\
-               .
diff --git a/java/com.sap.sse.jersey.jaxbdependencyfragment/pom.xml b/java/com.sap.sse.jersey.jaxbdependencyfragment/pom.xml
deleted file mode 100755
index f35838a14b8..00000000000
--- a/java/com.sap.sse.jersey.jaxbdependencyfragment/pom.xml
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
-    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
-  <modelVersion>4.0.0</modelVersion>
-  <parent>
-    <artifactId>root</artifactId>
-    <groupId>com.sap.sailing</groupId>
-    <version>1.0.0-SNAPSHOT</version>
-  </parent>
-  <artifactId>com.sap.sse.jersey.jaxbdependencyfragment</artifactId>
-  <packaging>eclipse-plugin</packaging>
-</project>