diff --git a/extra/java7-openjdk/jdk7-openjdk.install b/extra/java7-openjdk/jdk7-openjdk.install
new file mode 100644
index 000000000..01ad34c81
--- /dev/null
+++ b/extra/java7-openjdk/jdk7-openjdk.install
@@ -0,0 +1,38 @@
+this_java='java-7-openjdk'
+
+post_install() {
+  default=$(/usr/bin/archlinux-java get)
+  if [ -z "${default}" ]; then
+    /usr/bin/archlinux-java set ${this_java}
+  elif [ "${default/\/jre}" = "${this_java/\/jre}" ]; then
+    /usr/bin/archlinux-java fix
+  else
+    echo "Default Java environment is already set to '${default}'"
+    echo "To set '${this_java}' as default, consider using:"
+    echo "  archlinux-java set '${this_java}'"
+  fi
+
+  if [ ! -f /etc/ssl/certs/java/cacerts ]; then
+    JAVA_HOME=/usr/lib/jvm/java-default-runtime /usr/bin/init-jks-keystore
+  fi
+}
+
+post_upgrade() {
+  default=$(/usr/bin/archlinux-java get)
+  if [ -z "${default}" ]; then
+    /usr/bin/archlinux-java set ${this_java}
+  elif [ "${default/\/jre}" = "${this_java/\/jre}" ]; then
+    /usr/bin/archlinux-java fix
+  fi
+
+  if [ ! -f /etc/ssl/certs/java/cacerts ]; then
+    JAVA_HOME=/usr/lib/jvm/java-default-runtime /usr/bin/init-jks-keystore
+  fi
+}
+
+pre_remove() {
+  default=$(/usr/bin/archlinux-java get)
+  if [ "${default/\/jre}" = "${this_java/\/jre}" ]; then
+    /usr/bin/archlinux-java set ${this_java}/jre
+  fi
+}