Add file path validation

Add file path validation for EnvVarFileResolver.  Refactored
PathValidator to org.onap.ccsdk.sli.core.utils so it can be used here.

Change-Id: Ibb50df0ad020cf376c1ce20e7b598f7ad7223d48
Issue-ID: CCSDK-2918
Signed-off-by: Dan Timoney <dtimoney@att.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/EnvVarFileResolver.java b/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/EnvVarFileResolver.java
index 669b3992..29d35d6e 100755
--- a/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/EnvVarFileResolver.java
+++ b/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/EnvVarFileResolver.java
@@ -62,7 +62,7 @@ public abstract class EnvVarFileResolver implements PropertiesFileResolver {
         final File fileFromEnvVariable;
         if (!Strings.isNullOrEmpty(propDirectoryFromEnvVariable)) {
             fileFromEnvVariable = Paths.get(propDirectoryFromEnvVariable).resolve(filename).toFile();
-            if(fileFromEnvVariable.exists()) {
+            if(PathValidator.isValidFilePath(fileFromEnvVariable.getAbsolutePath()) && fileFromEnvVariable.exists()) {
                 return Optional.of(fileFromEnvVariable);
             }
         }