Policy:Blocker

Use try-with-resources to close this JarFile:L590 L617
Issue-ID: POLICY-688

Sonar link:https://sonar.onap.org/issues?myIssues=true&open=AWF91iXI8TZzbCgU6anv&resolved=false&severities=BLOCKER

Location:BRMSGateway\src\main\java\org\onap\policy\brmsInterface\BRMSPush.java

Change-Id: I11f07325e78d6c7a9760496db4685546d2910595
Signed-off-by: Manamohan Satapathy <MS00534989@techmahindra.com>
diff --git a/BRMSGateway/src/main/java/org/onap/policy/brmsInterface/BRMSPush.java b/BRMSGateway/src/main/java/org/onap/policy/brmsInterface/BRMSPush.java
index a1113f5..86cd066 100644
--- a/BRMSGateway/src/main/java/org/onap/policy/brmsInterface/BRMSPush.java
+++ b/BRMSGateway/src/main/java/org/onap/policy/brmsInterface/BRMSPush.java
@@ -586,8 +586,8 @@
         }
     }
 
-    private void extractJar(String jarFileName, String artifactId) throws IOException {
-        JarFile jar = new JarFile(jarFileName);
+private void extractJar(String jarFileName, String artifactId){
+		try (JarFile jar = new JarFile(jarFileName)) {	
         Enumeration<?> enumEntries = jar.entries();
         while (enumEntries.hasMoreElements()) {
             JarEntry file = (JarEntry) enumEntries.nextElement();
@@ -613,18 +613,20 @@
                 f = new File(path + File.separator + fileName);
             }
             if (f != null) {
-                InputStream is = jar.getInputStream(file);
-                FileOutputStream fos = new FileOutputStream(f);
+				try (InputStream is = jar.getInputStream(file); FileOutputStream fos = new FileOutputStream(f)) {
                 while (is.available() > 0) {
                     fos.write(is.read());
                 }
-                fos.close();
-                is.close();
                 LOGGER.info(fileName + " Created..");
+				} catch (IOException e) {
+						LOGGER.info("exception Occured" + e);
+					}
             }
-        }
-        jar.close();
-    }
+         }
+		} catch (IOException e) {
+			LOGGER.info("exception Occured" + e);
+		}
+  }
 
     private NexusArtifact getLatestArtifactFromNexus(String selectedName) {
         List<NexusArtifact> artifacts = getArtifactFromNexus(selectedName, null);