--- build.properties.default.orig       2022-06-21 20:30:04.498997718 +0800
+++ build.properties.default    2022-06-21 20:30:57.579522800 +0800
@@ -308,6 +308,16 @@ bnd.home=${base.path}/bnd-${bnd.version}
 bnd.jar=${bnd.home}/biz.aQute.bnd-${bnd.version}.jar
 bnd.loc=${base-maven.loc}/biz/aQute/bnd/biz.aQute.bnd/${bnd.version}/biz.aQute.bnd-${bnd.version}.jar

+# ----- OSGi annotations bundle, version 1.0.0 or later            -----
+# ----- required to avoid Javadoc error when using bnd annotations -----
+osgi-annotations.version=1.1.1
+osgi-annotations.checksum.enabled=true
+osgi-annotations.checksum.algorithm=MD5|SHA-1
+osgi-annotations.checksum.value=04e5db48a469cb53dd0e4e954deab2e0|a1644f3dbbb614f2a44671d27dd13c4d9142007d
+osgi-annotations.home=${base.path}/osgi-annotations-${osgi-annotations.version}
+osgi-annotations.jar=${osgi-annotations.home}/org.osgi.annotation.bundle-${osgi-annotations.version}.jar
+osgi-annotations.loc=${base-maven.loc}/org/osgi/org.osgi.annotation.bundle/${osgi-annotations.version}/org.osgi.annotation.bundle-${osgi-annotations.version}.jar
+
 # ----- JSign, version 4.1 or later -----
 jsign.version=4.1

--- build.xml.orig	2022-06-21 20:36:12.785560093 +0800
+++ build.xml	2022-06-21 20:40:41.155154959 +0800
@@ -213,6 +213,7 @@
   <!-- Classpaths -->
   <path id="compile.classpath">
     <pathelement location="${bnd.jar}"/>
+    <pathelement location="${osgi-annotations.jar}"/>
     <pathelement location="${jdt.jar}"/>
     <pathelement location="${jaxrpc-lib.jar}"/>
     <pathelement location="${wsdl4j-lib.jar}"/>
@@ -2270,7 +2271,8 @@ Apache Tomcat ${version} native binaries
       failonwarning="true">
       <classpath>
         <path refid="compile.classpath"/>
-        <path location="${ant.core.lib}"/>
+	<path location="${ant.core.lib}"/>
+	<path location="${osgi-annotations.jar}"/>
       </classpath>
       <link href="../annotationapi"/>
       <link href="../servletapi"/>
@@ -3671,12 +3673,26 @@ Read the Building page on the Apache Tom
       <param name="checksum.algorithm" value="${bnd.checksum.algorithm}"/>
       <param name="checksum.value" value="${bnd.checksum.value}"/>
     </antcall>
+    <!-- Download OSGi annotations -->
+    <antcall target="downloadfile">
+      <param name="sourcefile" value="${osgi-annotations.loc}"/>
+      <param name="destfile" value="${osgi-annotations.jar}"/>
+      <param name="destdir" value="${osgi-annotations.home}"/>
+      <param name="checksum.enabled" value="${osgi-annotations.checksum.enabled}"/>
+      <param name="checksum.algorithm" value="${osgi-annotations.checksum.algorithm}"/>
+      <param name="checksum.value" value="${osgi-annotations.checksum.value}"/>
+    </antcall>
   </target>
 
   <target name="setup-bnd" depends="download-bnd">
     <!-- Add bnd tasks to project -->
     <path id="bnd.classpath">
       <fileset file="${bnd.jar}" />
+      <fileset file="${bndlib.jar}" />
+      <fileset file="${bndlibg.jar}" />
+      <fileset file="${bndannotation.jar}" />
+      <fileset file="${slf4j-api.jar}" />
+      <fileset file="${osgi-cmpn.jar}" />
     </path>
 
     <taskdef resource="aQute/bnd/ant/taskdef.properties" classpathref="bnd.classpath" />