/usr/bin/jh_build is in javahelper 0.63ubuntu1.
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 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 | #!/bin/bash --
EXECDIRS="bin usr/bin usr/games"
set -e
. /usr/share/javahelper/jh_lib.sh
syntax()
{
   echo -e "Usage: jh_build [options] [<jar> <src>]"
   echo -e "Options:"
   echo -e "\t-h --help: show this text"
   echo -e "\t-V --version: show the version"
   echo -e "\t-q --quiet: don't print the build commands as they are executed"
   echo -e "\t-m<class> --main=<class>: Use this class as the main class"
   echo -e "\t-j<java-home> --java-home=<java-home>: Set the JAVA_HOME variable"
   echo -e "\t-o<javac-opts> --javacopts=<javac-opts>: Options to the Java compiler"
   echo -e "\t--clean: clean the build tree"
   echo -e "\t-N --no-javadoc: Disable building javadoc"
   echo -e "\t-J --javadoc: Enable building javadoc"
   echo -e "\t--javadoc-opts=<javadoc-opts>: Options to javadoc"
   echo -e "Environment Variables:"
   echo -e "\tJAVA_HOME: path to the JDK to use"
   echo -e "\tCLASSPATH: classpath to compile with and set in the manifest"
   echo -e "\tJH_JAR_EXTRA: extra files to be included in the jar"
   exit 1
}
ARGS="q quiet m main j java-home o javacopts J javadoc N no-javadoc O javadoc-opts clean" parseargs "$@"
if [ -n "`getarg clean`" ]; then
   rm -rf debian/_jh_manifest* debian/_jh_build*
	if [ -f debian/javabuild ]; then
		rm -f `awk '{print $1}' < debian/javabuild`
	fi
   exit 0
fi
if [ -n "`getarg j java-home`" ]; then
   JAVA_HOME="`getarg j java-home`"
elif [ -z "$JAVA_HOME" ]; then
   if [ -d /usr/lib/jvm/default-java ]; then
      JAVA_HOME=/usr/lib/jvm/default-java
   else
		JAVA_HOME=invalid
   fi
fi
JH_JAVAC_OPTS="`getarg o javacopts`"
JH_JAVADOC_OPTS="`getarg O javadoc-opts`"
if ! grep -- -encoding <<< "$JH_JAVAC_OPTS" &>/dev/null; then
    # Use ISO8859-1 as the default encoding to avoid unmappable character errors
    JH_JAVAC_OPTS="-encoding ISO8859-1 $JH_JAVAC_OPTS"
fi
if ! grep -- --release <<< "$JH_JAVAC_OPTS" &>/dev/null; then
    if ! grep -- -source <<< "$JH_JAVAC_OPTS" &>/dev/null; then
        if ! grep -- -target <<< "$JH_JAVAC_OPTS" &>/dev/null; then
	    JH_JAVAC_OPTS="-source 1.7 -target 1.7 $JH_JAVAC_OPTS"
        else
	    JH_JAVAC_OPTS="-source 1.7 $JH_JAVAC_OPTS"
        fi
    fi
fi
if ! grep -- --release <<< "$JH_JAVAC_OPTS" &>/dev/null; then
    if ! grep -- -source <<< "$JH_JAVADOC_OPTS" &>/dev/null; then
	JH_JAVADOC_OPTS="-source 1.7 $JH_JAVADOC_OPTS"
    fi
fi
if ! grep -- -notimestamp <<< "$JH_JAVADOC_OPTS" &>/dev/null; then
	JH_JAVADOC_OPTS="-notimestamp $JH_JAVADOC_OPTS"
fi
if ! grep -- -encoding <<< "$JH_JAVADOC_OPTS" &>/dev/null; then
    JH_JAVADOC_OPTS="-encoding ISO8859-1 $JH_JAVADOC_OPTS"
fi
function dobuild()
{
	jarfile="$1"
	shift
	ext="`basename "$jarfile" .jar`"
	srcdirs=()
	srcfiles=()
	while [ -n "$1" ]; do
		if [ -f "$1" ]; then
			srcfiles+=("$1")
		elif [ -d "$1" ]; then
			srcdirs+=("$1")
		else
			echo "Ignoring $1 because it does not exist"
		fi
		shift
	done
	if [ "$JAVA_HOME" == "invalid" ]; then
      echo "Cannot find any JAVA_HOME: aborting" 1>&2
      exit 1
	fi
	rm -f debian/_jh_manifest.$ext
	(
            if [ -n "$CLASSPATH" ]; then
		echo -n "Class-Path: "
		echo $CLASSPATH | sed 's/:/ /g'
	    fi
	    if [ -n "`getarg m main`" ]; then
		echo "Main-Class: `getarg m main`"
		echo "Debian-Java-Home: $JAVA_HOME"
	    fi
        ) | perl -p -e 's/(.{72})(?=.)/$1\n /go' >> debian/_jh_manifest.$ext
        # (NB: see D::JH::Java::write_manifest_section_fd on the regex above)
   CLASSPATHDOCS="`for i in $(grep-dctrl --no-field-names --show-field Build-Depends,Build-Depends-Indep -F source "$pkg" debian/control | tr , ' ' | sed 's/([^)]*)//g') ; do dpkg -L $i 2>/dev/null | grep /usr/share/doc/.*/api$; done | sed 's/^/-link /' | xargs`"
	mkdir -p debian/_jh_build.$ext
	if [ -n "$srcdirs" ]; then
		if [ -z "`getarg q quiet`" ]; then
			echo find "${srcdirs[@]}" -name '*.java' -and -type f -print0 '|' xargs -s 512000 -0 $JAVAC -g -cp $CLASSPATH:debian/_jh_build.$ext -d debian/_jh_build.$ext $JH_JAVAC_OPTS "${srcfiles[@]}"
		fi
		find "${srcdirs[@]}" -name '*.java' -and -type f -print0 | xargs -s 512000 -0 $JAVAC -g -cp $CLASSPATH:debian/_jh_build.$ext -d debian/_jh_build.$ext $JH_JAVAC_OPTS "${srcfiles[@]}"
		if [ -n "`getarg J javadoc`" ] || [ -z "`getarg N no-javadoc`" ]; then
			if [ -z "`getarg q quiet`" ]; then
				echo find "${srcdirs[@]}" -name '*.java' -and -type f -print0 '|' xargs -s 512000 -0 $JAVADOC $CLASSPATHDOCS -classpath $CLASSPATH:debian/_jh_build.$ext -d debian/_jh_build.javadoc/api -quiet $JH_JAVADOC_OPTS "${srcfiles[@]}"
			fi
			find "${srcdirs[@]}" -name '*.java' -and -type f -print0 | xargs -s 512000 -0 $JAVADOC $CLASSPATHDOCS -classpath $CLASSPATH:debian/_jh_build.$ext -d debian/_jh_build.javadoc/api -quiet $JH_JAVADOC_OPTS "${srcfiles[@]}"
		fi
	elif [ -n "$srcfiles" ]; then
		if [ -z "`getarg q quiet`" ]; then
			echo $JAVAC -g -cp $CLASSPATH:debian/_jh_build.$ext -d debian/_jh_build.$ext $JH_JAVAC_OPTS "${srcfiles[@]}"
		fi
		$JAVAC -g -cp $CLASSPATH:debian/_jh_build.$ext -d debian/_jh_build.$ext $JH_JAVAC_OPTS "${srcfiles[@]}"
		if [ -n "`getarg J javadoc`" ] || [ -z "`getarg N no-javadoc`" ]; then
			if [ -z "`getarg q quiet`" ]; then
				echo $JAVADOC $CLASSPATHDOCS -classpath $CLASSPATH:debian/_jh_build.$ext -d debian/_jh_build.javadoc/api -quiet $JH_JAVADOC_OPTS "${srcfiles[@]}"
			fi
			$JAVADOC $CLASSPATHDOCS -classpath $CLASSPATH:debian/_jh_build.$ext -d debian/_jh_build.javadoc/api -quiet $JH_JAVADOC_OPTS "${srcfiles[@]}"
		fi
	else
		exit 0
	fi
	touch "$jarfile"
	jarpath="`readlink -f "$jarfile"`"
	(
		cd debian/_jh_build.$ext;
		if [ -z "`getarg q quiet`" ]; then
			echo $JAR cfm "$jarpath" ../_jh_manifest.$ext *
		fi
		$JAR cfm  "$jarpath" ../_jh_manifest.$ext *
	)
	if [ -n "$JH_JAR_EXTRA" ]; then
		if [ -z "`getarg q quiet`" ]; then
			echo $JAR uf "$jarpath" $JH_JAR_EXTRA
		fi
		$JAR uf "$jarpath" $JH_JAR_EXTRA
	fi
}
JAVAC="${JAVA_HOME}/bin/javac"
JAVADOC="${JAVA_HOME}/bin/javadoc -locale en_US"
JAR="${JAVA_HOME}/bin/jar"
jarfile="${ARGV[0]}"
if [ -z "$jarfile" ]; then
	if [ -f debian/javabuild ]; then
		cat debian/javabuild | while read line; do
			dobuild $line
		done
	fi
else
	dobuild "${ARGV[@]}"
fi
 |