Ensure remove apt-update cache at the beginning and end of the scripts (#210)

* remove apt lists

* bump versions

1 files changed, 10 insertions, 2 deletions

diff --git a/src/java/install.sh b/src/java/install.sh
index 838f782..d2f735d 100755
--- a/src/java/install.sh
+++ b/src/java/install.sh
@@ -24,6 +24,9 @@ ADDITIONAL_VERSIONS=${ADDITIONALVERSIONS:-""}
 
 set -e
 
+# Clean up
+rm -rf /var/lib/apt/lists/*
+
 if [ "$(id -u)" -ne 0 ]; then
     echo -e 'Script must be run as root. Use sudo, su, or add "USER root" to your Dockerfile before running this script.'
     exit 1
@@ -65,8 +68,10 @@ updaterc() {
 
 apt_get_update()
 {
-    echo "Running apt-get update..."
-    apt-get update -y
+    if [ "$(find /var/lib/apt/lists/* | wc -l)" = "0" ]; then
+        echo "Running apt-get update..."
+        apt-get update -y
+    fi
 }
 
 # Checks if packages are installed and installs them if not
@@ -176,4 +181,7 @@ if [[ "${INSTALL_MAVEN}" = "true" ]] && ! mvn --version > /dev/null; then
     sdk_install maven latest
 fi
 
+# Clean up
+rm -rf /var/lib/apt/lists/*
+
 echo "Done!"