Check if Java is installed on Linux

diff --git a/src/main/assembly/bin/sonar-scanner b/src/main/assembly/bin/sonar-scanner
index dc9d263034859ded06c98e0f3f5fa38ec3a6ed01..fefac842ea8ee9eeeab58f129f5ab25f0ae34777 100755 (executable)
--- a/src/main/assembly/bin/sonar-scanner
+++ b/src/main/assembly/bin/sonar-scanner
@@ -49,6 +49,11 @@ else
   java_cmd="$(which java)"
 fi
 
+if [ -z "$java_cmd" -o ! -x "$java_cmd" ] ; then
+  echo "Could not find 'java' executable in JAVA_HOME or PATH."
+  exit 1
+fi
+
 project_home=$(pwd)
 
 #echo "Info: Using sonar-scanner at $sonar_scanner_home"