Releng clean-up
diff --git a/org.eclipse.jdt.core.compiler.batch/build.properties b/org.eclipse.jdt.core.compiler.batch/build.properties
index 2a75f1e..5981c15 100644
--- a/org.eclipse.jdt.core.compiler.batch/build.properties
+++ b/org.eclipse.jdt.core.compiler.batch/build.properties
@@ -11,7 +11,6 @@
 # Contributors:
 #     IBM Corporation - initial API and implementation
 ###############################################################################
-customBuildCallbacks=customBuildCallbacks.xml
 source.. = src/
 output.. = bin/
 bin.includes = META-INF/,\
diff --git a/org.eclipse.jdt.core.compiler.batch/scripts/export-ecj.xml b/org.eclipse.jdt.core.compiler.batch/scripts/export-ecj.xml
deleted file mode 100644
index 52ee955..0000000
--- a/org.eclipse.jdt.core.compiler.batch/scripts/export-ecj.xml
+++ /dev/null
@@ -1,225 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-
-<!--
-    Copyright (c) 2007, 2020 IBM Corporation and others.
-
-    This program and the accompanying materials
-    are made available under the terms of the Eclipse Public License 2.0
-    which accompanies this distribution, and is available at
-    https://www.eclipse.org/legal/epl-2.0/
-
-    SPDX-License-Identifier: EPL-2.0
-    
-    Contributors:
-        IBM Corporation - initial API and implementation
- 	    Technical University Berlin - extended API and implementation
- -->
-
-<!-- build script to create a batch compiler from org.eclipse.jdt.core -->
-<project name="Eclipse Batch Compiler" default="export-all" basedir="..">
-	<target name="init">
-		<tstamp/>
-		<property name="bundleVersion" value="3.10.0.qualifier"/>
-		<fail unless="bundleVersion" message="Property 'bundleVersion' must be provided by caller"/>
-		<condition property="bundleVersionOK">
-			<matches pattern="\d+\.\d+\.\d+.*" string="${bundleVersion}"/>
-		</condition>
-		<fail message="bundleVersion variable had unexpected format. Should be digits.digits.digits,ANY but was ${bundleVersion}" unless="bundleVersionOK"/>
-		<loadresource property="bundleVersionMajor">
-			<string value="${bundleVersion}"/>
-			<filterchain>
-				<tokenfilter>
-					<replaceregex pattern="^(\d+)\.(\d+)\.(\d+)\.(.*)$" replace="\1"/>
-				</tokenfilter>
-			</filterchain>
-		</loadresource>
-		<loadresource property="bundleVersionMinor">
-			<string value="${bundleVersion}"/>
-			<filterchain>
-				<tokenfilter>
-					<replaceregex pattern="^(\d+)\.(\d+)\.(\d+)\.(.*)$" replace="\2"/>
-				</tokenfilter>
-			</filterchain>
-		</loadresource>
-		<loadresource property="bundleVersionService">
-			<string value="${bundleVersion}"/>
-			<filterchain>
-				<tokenfilter>
-					<replaceregex pattern="^(\d+)\.(\d+)\.(\d+)\.(.*)$" replace="\3"/>
-				</tokenfilter>
-			</filterchain>
-		</loadresource>
-		<loadresource property="bundleVersionQualifer">
-			<string value="${bundleVersion}"/>
-			<filterchain>
-				<tokenfilter>
-					<replaceregex pattern="^(\d+)\.(\d+)\.(\d+)\.(.*)$" replace="\4"/>
-				</tokenfilter>
-			</filterchain>
-		</loadresource>
-<!--{ObjectTeams: debug: -->
-		<echo message="bundleVersion: ${bundleVersion}"/>
-		<echo message="bundleVersionMajor: ${bundleVersionMajor}"/>
-		<echo message="bundleVersionMinor: ${bundleVersionMinor}"/>
-		<echo message="bundleVersionService: ${bundleVersionService}"/>
-		<echo message="bundleVersionQualifier: ${bundleVersionQualifer}"/>
-<!-- SH} -->
-		<property name="ecj-temp-folder" value="${basedir}/ecj-temp-folder" />
-		<property name="ecj-temp-src-folder" value="${basedir}/ecj-temp-src-folder" />
-		<mkdir dir="${ecj-temp-src-folder}" />
-		<mkdir dir="${ecj-temp-folder}"/>
-	</target>
-	
-	<target name="extract-batch-compiler" depends="init">
-		<property name="target.folder" value="${basedir}/bin"/>
-		<replace file="${target.folder}/org/eclipse/jdt/internal/compiler/batch/messages.properties" token="bundle_qualifier" value="${bundleVersionQualifer}"/>
-<!-- {ObjectTeams: more replacement (strategy no longer maintained in JDT?) -->
-		<replace file="${target.folder}/org/eclipse/jdt/internal/compiler/batch/messages.properties" token="bundle_version" value="${bundleVersionMajor}.${bundleVersionMinor}.${bundleVersionService}"/>
-<!-- SH}-->
-		<echo message="Extract .class file and properties for the batch compiler" />
-		<copy todir="${ecj-temp-folder}">
-			<fileset dir="${basedir}/../org.eclipse.jdt.core.compiler.batch/target/classes">
-				<include name="org/eclipse/jdt/internal/compiler/**"/>
-				<include name="org/eclipse/jdt/core/compiler/**"/>
-<!--{ObjectTeams:-->
-				<include name="org/eclipse/objectteams/otdt/core/compiler/**"/>
-				<include name="org/eclipse/objectteams/otdt/internal/core/compiler/**"/>
-				<include name="org/eclipse/objectteams/otdt/core/exceptions/**"/>
-	        	<include name="org/eclipse/jdt/internal/codeassist/select/SelectionNodeFound.class"/>
-<!-- SH} -->
-				<exclude name="**/package.htm*"/>
-				<exclude name="org/eclipse/jdt/core/compiler/CompilationParticipant*.class"/>
-				<exclude name="org/eclipse/jdt/core/compiler/BuildContext.class"/>
-				<exclude name="org/eclipse/jdt/core/compiler/IScanner.class"/>
-				<exclude name="org/eclipse/jdt/core/compiler/ITerminalSymbols*.class"/>
-				<exclude name="org/eclipse/jdt/core/compiler/ReconcileContext*.class"/>
-				<exclude name="org/eclipse/jdt/internal/compiler/DocumentElementParser*.class"/>
-				<exclude name="org/eclipse/jdt/internal/compiler/IDocumentElementRequestor.class"/>
-				<exclude name="org/eclipse/jdt/internal/compiler/ISourceElementRequestor*.class"/>
-				<exclude name="org/eclipse/jdt/internal/compiler/SourceElementParser*.class"/>
-				<exclude name="org/eclipse/jdt/internal/compiler/SourceElementRequestorAdapter*.class"/>
-				<exclude name="org/eclipse/jdt/internal/compiler/SourceJavadocParser*.class"/>
-				<exclude name="org/eclipse/jdt/internal/compiler/parser/SourceTypeConverter*.class"/>
-			</fileset>
-		</copy>
-	</target>
-
-	<target name="extract-ant-adapter-compiler" depends="init">
-		<property name="target.folder" value="${basedir}/antbin"/>
-		<echo message="Extract .class file and properties for the ant adapter" />
-		<mkdir dir="${ecj-temp-folder}"/>
-		<copy todir="${ecj-temp-folder}">
-			<fileset dir="${target.folder}">
-				<exclude name="org/eclipse/jdt/core/CheckDebugAttributes*.*"/>
-				<exclude name="org/eclipse/jdt/core/BuildJarIndex*.*"/>
-			</fileset>
-			<fileset dir="${basedir}/../org.eclipse.jdt.core.compiler.batch/target/classes">
-				<include name="org/eclipse/jdt/internal/antadapter/*.*"/>
-			</fileset>
-		</copy>
-	</target>
-
-	<target name="export" depends="init">
-		<property name="buildLabel" value="head" />
-		<property name="dest" value="../../ecj-export" />
-		<mkdir dir="${dest}" />
-<!-- {ObjectTeams: changed name from ecj to ecotj. SH} -->
-		<echo message="UPDATE ecotj-${buildLabel}.jar" />
-		<delete file="${dest}/ecotj-${buildLabel}.jar" failonerror="false"/>
-		<copy todir="${ecj-temp-folder}">
-			<fileset dir="scripts/binary" />
-			<fileset dir="scripts" includes="ecj.1"/>
-		</copy>
-		<replace file="${ecj-temp-folder}/META-INF/MANIFEST.MF" token="qualifier" value="${buildLabel}"/>
-		<zip zipfile="${dest}/ecotj-${buildLabel}.jar">
-			<fileset dir="${ecj-temp-folder}">
-				<include name="**/*"/>
-			</fileset>
-			<fileset dir="scripts">
-				<include name="about.html" />
-			</fileset>
-		</zip>
-
-		<echo message="UPDATE ecotjsrc-${buildLabel}.jar" />
-		<delete file="${dest}/ecotjsrc-${buildLabel}.jar" failonerror="false"/>
-<!-- SH} -->
-		<copy todir="${ecj-temp-src-folder}">
-			<fileset dir="scripts/source" />
-		</copy>
-		<copy todir="${ecj-temp-src-folder}/scripts/binary">
-			<fileset dir="scripts/binary" />
-		</copy>
-		<replace file="${ecj-temp-src-folder}/META-INF/MANIFEST.MF" token="qualifier" value="${bundleVersionQualifer}"/>
-		<replace file="${ecj-temp-src-folder}/scripts/binary/META-INF/MANIFEST.MF" token="qualifier" value="${bundleVersionQualifer}"/>
-		<zip zipfile="${dest}/ecjsrc-${buildLabel}.jar">
-			<zipfileset dir="ecj-temp-src-folder" />
-			<zipfileset dir="batch">
-				<exclude name="org/eclipse/jdt/internal/compiler/batch/messages.properties"/>
-			</zipfileset>
-			<fileset dir="${ecj-temp-folder}">
-				<include name="**/messages.properties"/>
-				<include name="ecj.1"/>
-			</fileset>
-			<zipfileset dir="compiler" />
-			<zipfileset dir="antadapter">
-				<exclude name="org/eclipse/jdt/core/CheckDebugAttributes.java"/>
-				<exclude name="org/eclipse/jdt/core/BuildJarIndex.java"/>
-			</zipfileset>
-			<zipfileset dir="scripts">
-				<include name="about.html" />
-				<include name="build.xml" />
-			</zipfileset>
-		</zip>
-		<antcall target="cleanup"/>
-	</target>
-
-	<target name="export_src_bin">
-		<property name="dest" value="../../ecj-export" />
-		<mkdir dir="${dest}" />
-		<echo message="UPDATE ecj_all.jar" />
-		<delete file="${dest}/ecj_all.jar" failonerror="false"/>
-		<mkdir dir="${ecj-temp-src-folder}/src" />
-		<copy todir="${ecj-temp-folder}">
-			<fileset dir="scripts" includes="ecj.1"/>
-			<fileset dir="scripts/binary" />
-		</copy>
-		<replace file="${ecj-temp-folder}/META-INF/MANIFEST.MF" token="qualifier" value="${bundleVersionQualifer}"/>
-
-		<copy todir="${ecj-temp-src-folder}/src">
-			<fileset dir="batch" />
-			<fileset dir="compiler" />
-			<fileset dir="antadapter">
-				<exclude name="org/eclipse/jdt/core/CheckDebugAttributes.java"/>
-				<exclude name="org/eclipse/jdt/core/BuildJarIndex.java"/>
-			</fileset>
-		</copy>
-
-		<zip zipfile="${dest}/ecj-${buildLabel}.jar">
-			<fileset dir="${ecj-temp-folder}">
-				<include name="**/*"/>
-				<include name="about.html"/>
-			</fileset>
-			<fileset dir="${ecj-temp-src-folder}">
-				<exclude name="META-INF/**"/>
-			</fileset>
-			<fileset dir="scripts">
-				<include name="about.html" />
-			</fileset>
-		</zip>
-
-		<delete dir="${ecj-temp-src-folder}" failonerror="false"/>
-	</target>
-
-	<target name="cleanup">
-		<delete dir="${ecj-temp-folder}" failonerror="false"/>
-		<delete dir="${ecj-temp-src-folder}" failonerror="false"/>
-	</target>
-
-	<target name="export-all" depends="init">
-		<antcall target="extract-batch-compiler"/>
-		<antcall target="extract-ant-adapter-compiler"/>
-		<antcall target="export_src_bin"/>
-		<antcall target="export"/>
-		<antcall target="cleanup"/>
-	</target>
-</project>
diff --git a/org.eclipse.jdt.core/scripts/export-ecj.xml b/org.eclipse.jdt.core/scripts/export-ecj.xml
index bf04609..c7b0cba 100644
--- a/org.eclipse.jdt.core/scripts/export-ecj.xml
+++ b/org.eclipse.jdt.core/scripts/export-ecj.xml
@@ -106,36 +106,11 @@
 	</target>
 
 	<target name="extract-ant-adapter-compiler" depends="init">
-		<property name="target.folder" value="${basedir}/antbin"/>
-		<echo message="Extract .class file and properties for the ant adapter to ${ecj-temp-folder}" />
-		<echo message="compiler.batch=${basedir}/../org.eclipse.jdt.core.compiler.batch/${bin}"/>
-			<dirset id="dir.contents" dir="${basedir}/../org.eclipse.jdt.core.compiler.batch/" includes="*"/> 
-			<property name="prop.dir.contents" refid="dir.contents"/>
-			<echo>${prop.dir.contents}</echo>
-			<echo message="bin-->"/>
-			<dirset id="dir2.contents" dir="${basedir}/../org.eclipse.jdt.core.compiler.batch/${bin}" includes="*"/> 
-			<property name="prop.dir2.contents" refid="dir2.contents"/>
-			<echo>${prop.dir2.contents}</echo>
-			<echo message="level3-->"/>
-			<dirset id="dir3.contents" dir="${basedir}/../org.eclipse.jdt.core.compiler.batch/${bin}/org/eclipse/jdt" includes="*"/> 
-			<property name="prop.dir3.contents" refid="dir3.contents"/>
-			<echo>${prop.dir3.contents}</echo>
-			<echo message="level4-->"/>
-			<dirset id="dir4.contents" dir="${basedir}/../org.eclipse.jdt.core.compiler.batch/${bin}/org/eclipse/jdt/core" includes="*"/> 
-			<property name="prop.dir4.contents" refid="dir4.contents"/>
-			<echo>${prop.dir4.contents}</echo>
-			<echo message="level5-->"/>
-			<dirset id="dir5.contents" dir="${basedir}/../org.eclipse.jdt.core.compiler.batch/${bin}/org/eclipse/jdt/internal/antadapter" includes="*"/> 
-			<property name="prop.dir5.contents" refid="dir5.contents"/>
-			<echo>${prop.dir5.contents}</echo>
-
+		<property name="target.folder" value="${basedir}/../org.eclipse.jdt.core.compiler.batch/${bin}"/>
+		<echo message="Extract .class file and properties for the ant adapter from ${target.folder} to ${ecj-temp-folder}" />
 		<mkdir dir="${ecj-temp-folder}"/>
 		<copy todir="${ecj-temp-folder}">
-			<fileset dir="${target.folder}">
-				<exclude name="org/eclipse/jdt/core/CheckDebugAttributes*.*"/>
-				<exclude name="org/eclipse/jdt/core/BuildJarIndex*.*"/>
-			</fileset>
-			<fileset dir="${basedir}/../org.eclipse.jdt.core.compiler.batch/${bin}"> <!--{ObjectTeams : changed from target/classes SH} -->
+			<fileset dir="${basedir}/../org.eclipse.jdt.core.compiler.batch/${bin}">
 				<include name="org/eclipse/jdt/internal/antadapter/*.*"/>
 				<include name="org/eclipse/jdt/core/JDTCompilerAdapter*.*"/>
 			</fileset>
diff --git a/releng/build-scripts/build/otdt_prerequisites-hipp.sh b/releng/build-scripts/build/otdt_prerequisites-hipp.sh
index 5244a05..34b257d 100644
--- a/releng/build-scripts/build/otdt_prerequisites-hipp.sh
+++ b/releng/build-scripts/build/otdt_prerequisites-hipp.sh
@@ -46,10 +46,6 @@
 JAVA_HOME=${JAVA_HOME:="/shared/common/jdk-9_x64-latest"}
 PATH=${JAVA_HOME}/bin:${PATH}
 
-# EXPORT: additional arguments to pass to Ant:
-ANT_PROFILE="-verbose"
-#ANT_PROFILE=""
-
 # EXPORT: Nice-level for the Ant process:
 NICE="10"
 
diff --git a/releng/build-scripts/build/otdt_runtests-hipp.sh b/releng/build-scripts/build/otdt_runtests-hipp.sh
index 9d96cf7..ecf8370 100755
--- a/releng/build-scripts/build/otdt_runtests-hipp.sh
+++ b/releng/build-scripts/build/otdt_runtests-hipp.sh
@@ -33,8 +33,8 @@
 # -----------------------------------------------------------------------------
 ## As Environment Variables:
 ##      ANT_OPTS                configure Ant
-## As Ant Arguments (from ANT_PROFILE):
-##      -verbose                configure Ant
+## As Ant Arguments (passed in from jenkins):
+##      ANT_PROFILE            configure Ant (-verbose ?)
 ## As Java Properties:
 ##      -Declipse-app.tgz       path of eclipse SDK
 ##      -Declipse.tests.zip     path of eclipse test framework