#181 Support --skip-existing in jenv-add

libexec/jenv---version

@@ -12,7 +12,7 @@
 set -e
 [ -n "$JENV_DEBUG" ] && set -x
 
-version="0.4.4"
+version="0.4.5-beta"
 
 if [ -d $JENV_ROOT ]; then
 cd "$JENV_ROOT"

libexec/jenv-add

@@ -6,6 +6,7 @@ set -e
 
 # Provide jenv completions
 if [ "$1" = "--complete" ]; then
+  echo "--skip-existing"
   for d in ${!#}*; do
     [[ -d "$d" ]] && echo $d/
   done
@@ -30,8 +31,9 @@ function cwarn() {
 
 
 function add_alias_check(){
-	if [ -h ${JENV_ROOT}/versions/$1 ];
+	if [ -h "${JENV_ROOT}/versions/$1" ];
 	then
+		   if [ "$JENV_SKIP" = false ]; then
 			cwarn "There is already a $1 JDK managed by jenv"
 			read -p "Do you want to override (type y to confirm)? " -n 1 -r
 			echo ""
@@ -40,6 +42,9 @@ function add_alias_check(){
 					rm -f "${JENV_ROOT}/versions/$1"
 					add_alias "$1"
 				fi
+			else 
+				cinfo " $1 already present, skip installation"	
+			fi
 
 	else
            add_alias "$1"
@@ -60,9 +65,16 @@ function add_alias(){
 
 JENV_JAVAPATH="$1"
 JENV_VERSION_FILE=".jenv-version"
-
+JENV_SKIP=false
 
 if [ $# -eq 2 ]; then
+	if [ "$1" = "--skip-existing" ]; then
+		echo "Ignore existings installations"
+		JENV_SKIP=true
+		JENV_JAVAPATH="$2"
+
+	else
+
 		cwarn "Warning : jenv add alias path/to/java_home is deprecated."
 		cwarn "Please prefer to let jenv generate unique alias name by using"
 		echo ""
@@ -72,6 +84,7 @@ if [ $# -eq 2 ]; then
 		JENV_JAVAPATH="$2"
 		JENV_ALIAS="$1"
 
+	fi;
 fi;
 
 if [ -f "$JENV_JAVAPATH/bin/java" ];