From 07ac33c000c046df51de1b1249c74ef5fbe307a5 Mon Sep 17 00:00:00 2001
From: André Fabian Silva Delgado <emulatorman@parabola.nu>
Date: Mon, 13 Oct 2014 04:37:24 -0200
Subject: java7-openjdk-7.u65_2.5.2-3.parabola1: use new java-*-common scripts.
 rewrite install scripts

---
 libre/java7-openjdk/jre7-openjdk-headless.install | 51 +++++++++++++----------
 1 file changed, 29 insertions(+), 22 deletions(-)

(limited to 'libre/java7-openjdk/jre7-openjdk-headless.install')

diff --git a/libre/java7-openjdk/jre7-openjdk-headless.install b/libre/java7-openjdk/jre7-openjdk-headless.install
index dae6648f0..e21f8a30d 100644
--- a/libre/java7-openjdk/jre7-openjdk-headless.install
+++ b/libre/java7-openjdk/jre7-openjdk-headless.install
@@ -1,41 +1,48 @@
-this_java='java-7-openjdk/jre'
+THIS_JRE='java-7-openjdk/jre'
 
-post_install() {
-  default=$(/usr/bin/parabola-java get)
-  if [ -z "${default}" ]; then
-    /usr/bin/parabola-java set ${this_java}
-  elif [ "${default/\/jre}" = "${this_java/\/jre}" ]; then
-    /usr/bin/parabola-java fix
+fix_default() {
+  if [ ! -x /usr/bin/java ]; then
+    /usr/bin/parabola-java unset
+    echo ""
   else
-    echo "Default Java environment is already set to '${default}'"
-    echo "To set '${this_java}' as default, consider using:"
-    echo "  parabola-java set '${this_java}'"
+    /usr/bin/parabola-java get
   fi
+}
+
+post_install() {
+  default=$(fix_default)
+  case ${default} in
+    "")
+      /usr/bin/parabola-java set ${THIS_JRE}
+      ;;
+    ${THIS_JRE} | ${THIS_JRE/\/jre})
+      # Nothing
+      ;;
+    *)
+      echo "Default Java environment is already set to '${default}'"
+      echo "See 'parabola-java help' to change it"
+      ;;
+  esac
 
   if [ ! -f /etc/ssl/certs/java/cacerts ]; then
-    # Overwrite JAVA_HOME because if it still points at java-7-openjdk AND user just removed jdk,
-    # Then /usr/bin/java will in the end, refer to /usr/lib/jvm/java-7-openjdk/java which doesn't exist
-    JAVA_HOME=/usr/lib/jvm/${this_java} /usr/bin/init-jks-keystore
+     /usr/bin/init-jks-keystore
   fi
 }
 
 post_upgrade() {
-  default=$(/usr/bin/parabola-java get)
-  if [ -z "${default}" ]; then
-    /usr/bin/parabola-java set ${this_java}
-  elif [ "${default/\/jre}" = "${this_java/\/jre}" ]; then
-    /usr/bin/parabola-java fix
+  if [ -z $(fix_default) ]; then
+    /usr/bin/parabola-java set ${THIS_JRE}
   fi
 
   if [ ! -f /etc/ssl/certs/java/cacerts ]; then
-    JAVA_HOME=/usr/lib/jvm/${this_java} /usr/bin/init-jks-keystore
+    /usr/bin/init-jks-keystore
   fi
 }
 
 pre_remove() {
-  default=$(/usr/bin/parabola-java get)
-  if [ "x${default/\/jre}" = "x${this_java/\/jre}" ]; then
+  default=$(fix_default)
+  if [ "x${default/\/jre}" = "x${THIS_JRE/\/jre}" ]; then
     /usr/bin/parabola-java unset
-    echo 'No Java environment is set anymore'
+    echo "No Java environment is set as default anymore"
   fi
 }
-- 
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