Description: Simplify java alternatives testing.
Test JDK versions in order of preference: JDK 8, 7, 9.
When no (non-headless) OpenJDK package is installed, test for the Oracle JDK versions.
Break out of testing loops when a suitable java command is found.
Author: Bas Couwenberg <sebastic@debian.org>
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| 11 | 11 | |
| 12 | 12 | # If OpenJDK is only available headless, do not try it |
| 13 | 13 | if dpkg --get-selections 'openjdk-*-jre' | grep install$ > /dev/null ; then |
| 14 | | JAVA9_CMDS="/usr/lib/jvm/java-9-openjdk/bin/java /usr/lib/jvm/java-9-openjdk-$ARCH/bin/java /usr/lib/jvm/java-9-oracle/bin/java" |
| 15 | | JAVA8_CMDS="/usr/lib/jvm/java-8-openjdk/bin/java /usr/lib/jvm/java-8-openjdk-$ARCH/bin/java /usr/lib/jvm/java-8-oracle/bin/java" |
| 16 | | JAVA7_CMDS="$JAVA_HOME/bin/java /usr/lib/jvm/java-7-openjdk/bin/java /usr/lib/jvm/java-7-openjdk-$ARCH/bin/java /usr/lib/jvm/java-7-oracle/bin/java" |
| | 14 | JAVA_CMDS="$JAVA_HOME/bin/java" |
| | 15 | JAVA_CMDS="${JAVA_CMDS} /usr/lib/jvm/java-8-openjdk/bin/java /usr/lib/jvm/java-8-openjdk-$ARCH/bin/java /usr/lib/jvm/java-8-oracle/bin/java" |
| | 16 | JAVA_CMDS="${JAVA_CMDS} /usr/lib/jvm/java-7-openjdk/bin/java /usr/lib/jvm/java-7-openjdk-$ARCH/bin/java /usr/lib/jvm/java-7-oracle/bin/java" |
| | 17 | JAVA_CMDS="${JAVA_CMDS} /usr/lib/jvm/java-9-openjdk/bin/java /usr/lib/jvm/java-9-openjdk-$ARCH/bin/java /usr/lib/jvm/java-9-oracle/bin/java" |
| 17 | 18 | else |
| 18 | | JAVA9_CMDS="/usr/lib/jvm/java-9-oracle/bin/java" |
| 19 | | JAVA8_CMDS="/usr/lib/jvm/java-8-oracle/bin/java" |
| 20 | | JAVA7_CMDS="$JAVA_HOME/bin/java /usr/lib/jvm/java-7-oracle/bin/java /usr/bin/java" |
| | 19 | JAVA_CMDS="$JAVA_HOME/bin/java /usr/bin/java" |
| | 20 | JAVA_CMDS="${JAVA_CMDS} /usr/lib/jvm/java-8-oracle/bin/java" |
| | 21 | JAVA_CMDS="${JAVA_CMDS} /usr/lib/jvm/java-7-oracle/bin/java" |
| | 22 | JAVA_CMDS="${JAVA_CMDS} /usr/lib/jvm/java-9-oracle/bin/java" |
| 21 | 23 | fi |
| 22 | 24 | |
| 23 | 25 | JAVA_OPTS="-Djosm.restart=true -Djosm.home=$HOME/.josm-latest -Djava.net.useSystemProxies=true $JAVA_OPTS" |
| 24 | 26 | |
| 25 | | for jcmd in $JAVA8_CMDS; do |
| 26 | | if [ "z$ALTERNATIVE_JDK" = "z`readlink -n -f $jcmd`" ] && [ -z "${JAVACMD}" ]; then |
| 27 | | JAVACMD="$jcmd" |
| 28 | | fi |
| 29 | | done |
| | 27 | if [ -z "${JAVACMD}" ]; then |
| | 28 | for jcmd in $JAVA_CMDS; do |
| | 29 | if [ "z$ALTERNATIVE_JDK" = "z`readlink -n -f $jcmd`" ] && [ -z "${JAVACMD}" ]; then |
| | 30 | JAVACMD="$jcmd" |
| | 31 | break |
| | 32 | fi |
| | 33 | done |
| | 34 | fi |
| 30 | 35 | |
| 31 | | for jcmd in $JAVA8_CMDS; do |
| 32 | | if [ -x "$jcmd" -a -z "${JAVACMD}" ]; then |
| 33 | | JAVACMD="$jcmd" |
| 34 | | fi |
| 35 | | done |
| | 36 | if [ -z "${JAVACMD}" ]; then |
| | 37 | for jcmd in $JAVA_CMDS; do |
| | 38 | if [ -x "$jcmd" -a -z "${JAVACMD}" ]; then |
| | 39 | JAVACMD="$jcmd" |
| | 40 | break |
| | 41 | fi |
| | 42 | done |
| | 43 | fi |
| 36 | 44 | |
| 37 | | for jcmd in $JAVA7_CMDS; do |
| 38 | | if [ "z$ALTERNATIVE_JDK" = "z`readlink -n -f $jcmd`" ] && [ -z "${JAVACMD}" ]; then |
| 39 | | JAVACMD="$jcmd" |
| 40 | | fi |
| 41 | | done |
| 42 | | |
| 43 | | for jcmd in $JAVA7_CMDS; do |
| 44 | | if [ -x "$jcmd" -a -z "${JAVACMD}" ]; then |
| 45 | | JAVACMD="$jcmd" |
| 46 | | fi |
| 47 | | done |
| 48 | | |
| 49 | | for jcmd in $JAVA9_CMDS; do |
| 50 | | if [ "z$ALTERNATIVE_JDK" = "z`readlink -n -f $jcmd`" ] && [ -z "${JAVACMD}" ]; then |
| 51 | | JAVACMD="$jcmd" |
| 52 | | fi |
| 53 | | done |
| 54 | | |
| 55 | | for jcmd in $JAVA9_CMDS; do |
| 56 | | if [ -x "$jcmd" -a -z "${JAVACMD}" ]; then |
| 57 | | JAVACMD="$jcmd" |
| 58 | | fi |
| 59 | | done |
| 60 | | |
| 61 | 45 | if [ "$JAVACMD" ]; then |
| 62 | 46 | echo "Using $JAVACMD to execute josm-latest." || true |
| 63 | 47 | set +e |
