+ <jar jarfile="${jar-name}.jar" basedir="build-j2me" manifest="src/com/google/zxing/client/j2me/MANIFEST.MF" level="9"/>
+
+ <move file="${jar-name}.jar" tofile="temp.jar"/>
+ <java jar="${WTK-home}/bin/proguard.jar" fork="true">
+ <arg value="-injars temp.jar"/>
+ <arg value="-outjars ${jar-name}.jar"/>
+ <arg value="-libraryjars ${preverify-classpath}"/>
+ <arg value="-microedition"/>
+ <arg value="-keep public class com.google.zxing.client.j2me.ZXingMIDlet"/>
+ <arg value="-keep public class com.google.zxing.qrcode.detector.DefaultGridSampler"/>
+ <arg value="-keep public class com.google.zxing.qrcode.detector.GridSampler"/>
+ <arg value="-optimizationpasses 5"/>
+ <arg value="-verbose"/>
+ </java>
+ <delete file="temp.jar"/>