X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=opendaylight%2Fsal%2Fyang-prototype%2Fcode-generator%2Fmaven-yang-plugin%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fyang2sources%2Fplugin%2FUtil.java;h=acde15ef2afacc334c1800c03c9af79125a75208;hb=66b4fbc0fd997591f71745f514013484abb30175;hp=3739a1d6599184898a6b64548e86208c634f572d;hpb=2a77046c0d95cb07a6c79881886a23f50252c207;p=controller.git

diff --git a/opendaylight/sal/yang-prototype/code-generator/maven-yang-plugin/src/main/java/org/opendaylight/controller/yang2sources/plugin/Util.java b/opendaylight/sal/yang-prototype/code-generator/maven-yang-plugin/src/main/java/org/opendaylight/controller/yang2sources/plugin/Util.java
index 3739a1d659..acde15ef2a 100644
--- a/opendaylight/sal/yang-prototype/code-generator/maven-yang-plugin/src/main/java/org/opendaylight/controller/yang2sources/plugin/Util.java
+++ b/opendaylight/sal/yang-prototype/code-generator/maven-yang-plugin/src/main/java/org/opendaylight/controller/yang2sources/plugin/Util.java
@@ -45,10 +45,15 @@ final class Util {
      * List files recursively and return as array of String paths. Use cache of
      * size 1.
      */
-    static Collection<File> listFiles(String rootDir) {
+    static Collection<File> listFiles(String rootDir) throws FileNotFoundException {
         if (cache.get(rootDir) != null)
             return cache.get(rootDir);
 
+        File file = new File(rootDir);
+        if(!file.exists()) {
+            throw new FileNotFoundException(rootDir);
+        }
+
         Collection<File> yangFiles = FileUtils.listFiles(new File(rootDir),
                 new String[] { YANG_SUFFIX }, true);
 
@@ -56,8 +61,8 @@ final class Util {
         return yangFiles;
     }
 
-    static Collection<InputStream> listFilesAsStream(String rootDir) throws FileNotFoundException {
-        Collection<InputStream> is = new ArrayList<InputStream>();
+    static List<InputStream> listFilesAsStream(String rootDir) throws FileNotFoundException {
+        List<InputStream> is = new ArrayList<InputStream>();
 
         Collection<File> files = listFiles(rootDir);
         for(File f : files) {
@@ -67,7 +72,7 @@ final class Util {
         return is;
     }
 
-    static String[] listFilesAsArrayOfPaths(String rootDir) {
+    static String[] listFilesAsArrayOfPaths(String rootDir) throws FileNotFoundException {
         String[] filesArray = new String[] {};
         Collection<File> yangFiles = listFiles(rootDir);