Merge remote-tracking branch 'VanRoy/master' into staging_065

Conflicts were:
- functions/icons.zsh: The Java Segment was added on master, but on next
were added various Segments with icons in the meantime.
- powerlevel9k.zsh-theme: Java Segment was added on master, Dropbox
Segment was added on next.

README.md

@@ -135,6 +135,8 @@ The segments that are currently available are:
     * `rust_version` - Display the current rust version and [logo](https://www.rust-lang.org/logos/rust-logo-blk.svg).
 * **Swift Segments:**
     * `swift_version` - Show the version number of the installed Swift.
+* **Java Segments:**
+    * `java_version` - Show the current Java version.
 
 **Cloud Segments:**
 * **AWS Segments:**

functions/icons.zsh

@@ -109,6 +109,7 @@ case $POWERLEVEL9K_MODE in
       DROPBOX_ICON                   $'\UF16B'              # 
       DATE_ICON                      $'\uE184'              # 
       TIME_ICON                      $'\uE12E'              # 
+      JAVA_ICON                      $'\U2615'              # ☕︎
     )
   ;;
   'awesome-fontconfig')
@@ -202,6 +203,7 @@ case $POWERLEVEL9K_MODE in
       DROPBOX_ICON                   $'\UF16B'              # 
       DATE_ICON                      $'\uF073 '             # 
       TIME_ICON                      $'\uF017 '             # 
+      JAVA_ICON                      $'\U2615'              # ☕︎
     )
   ;;
   'awesome-mapped-fontconfig')
@@ -300,6 +302,7 @@ case $POWERLEVEL9K_MODE in
       DROPBOX_ICON                   '\u'$CODEPOINT_OF_AWESOME_DROPBOX              # 
       DATE_ICON                      $'\uF073 '                                     # 
       TIME_ICON                      $'\uF017 '                                     # 
+      JAVA_ICON                      $'\U2615'              # ☕︎
     )
   ;;
   'nerdfont-complete'|'nerdfont-fontconfig')
@@ -394,6 +397,7 @@ case $POWERLEVEL9K_MODE in
       DROPBOX_ICON                   $'\UF16B'              # 
       DATE_ICON                      $'\uF073 '             # 
       TIME_ICON                      $'\uF017 '             # 
+      JAVA_ICON                      $'\U2615'              # ☕︎
     )
   ;;
   *)
@@ -487,6 +491,7 @@ case $POWERLEVEL9K_MODE in
       DROPBOX_ICON                   'Dropbox'
       DATE_ICON                      ''
       TIME_ICON                      ''
+      JAVA_ICON                      $'\U2615'              # ☕︎
     )
   ;;
 esac

powerlevel9k.zsh-theme

@@ -1662,7 +1662,16 @@ prompt_dropbox() {
 
     "$1_prompt_segment" "$0" "$2" "white" "blue" "$dropbox_status" "DROPBOX_ICON"
   fi
+}
+
+# print Java version number
+prompt_java_version() {
+  local java_version
+  java_version=$(java -fullversion 2>&1 | cut -d '"' -f 2)
 
+  if [[ -n "$java_version" ]]; then
+    "$1_prompt_segment" "$0" "$2" "red" "white" "$java_version" "JAVA_ICON"
+  fi
 }
 
 ################################################################