/usr/lib/jvm/java-6-openjdk-amd64/jre/bin/itweb-settings is in icedtea-netx 1.2-2ubuntu1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 | #!/bin/sh
JAVA=/usr/lib/jvm/java-6-openjdk-amd64/jre/bin/java
LAUNCHER_BOOTCLASSPATH="-Xbootclasspath/a:/usr/share/icedtea-web/netx.jar"
LAUNCHER_FLAGS=-Xms8m
CLASSNAME=net.sourceforge.jnlp.controlpanel.CommandLine
BINARY_LOCATION=/usr/bin/itweb-settings
PROGRAM_NAME=itweb-settings
${JAVA} ${LAUNCHER_BOOTCLASSPATH} ${LAUNCHER_FLAGS} \
-Dicedtea-web.bin.name=${PROGRAM_NAME} \
-Dicedtea-web.bin.location=${BINARY_LOCATION} \
${CLASSNAME} \
$@
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