Fix all blocker sonar issues and some checkstyle

Issue-ID: AAI-3362
Signed-off-by: sliard <samuel.liard@gmail.com>
Change-Id: I365be3e8afe75b54f5a65deadb054df73857274e

1 files changed, 18 insertions, 12 deletions

diff --git a/aai-aaf-auth/src/main/java/org/onap/aai/aaf/auth/CertUtil.java b/aai-aaf-auth/src/main/java/org/onap/aai/aaf/auth/CertUtil.java
index 334a3060..26273a6a 100644
--- a/aai-aaf-auth/src/main/java/org/onap/aai/aaf/auth/CertUtil.java
+++ b/aai-aaf-auth/src/main/java/org/onap/aai/aaf/auth/CertUtil.java
@@ -20,23 +20,27 @@
 
 package org.onap.aai.aaf.auth;
 
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import java.util.Objects;
+import java.util.Properties;
 
 import javax.servlet.http.HttpServletRequest;
-import java.io.File;
 import java.io.FileInputStream;
 import java.io.IOException;
 import java.security.cert.X509Certificate;
-import java.util.*;
 import java.util.stream.Collectors;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 /**
  * The Class CertUtil provides cert related utility methods.
  */
 public class CertUtil {
-    public static final String DEFAULT_CADI_ISSUERS =
-            "CN=ATT AAF CADI Test Issuing CA 01, OU=CSO, O=ATT, C=US:CN=ATT AAF CADI Test Issuing CA 02, OU=CSO, O=ATT, C=US";
+    public static final String DEFAULT_CADI_ISSUERS = "CN=ATT AAF CADI Test Issuing " +
+        "CA 01, OU=CSO, O=ATT, C=US:CN=ATT AAF CADI Test Issuing CA 02, OU=CSO, O=ATT, C=US";
     public static final String CADI_PROP_FILES = "cadi_prop_files";
     public static final String CADI_ISSUERS_PROP_NAME = "cadi_x509_issuers";
     public static final String CADI_ISSUERS_SEPARATOR = ":";
@@ -119,11 +123,11 @@ public class CertUtil {
 
     public static List<String> getCadiCertIssuers(Properties cadiProperties) {
 
-        List<String> defaultList = new ArrayList<String>();
+        List<String> defaultList = new ArrayList<>();
         List<String> resultList = new ArrayList<String>();
 
-        String[] cIssuers = DEFAULT_CADI_ISSUERS.split(CADI_ISSUERS_SEPARATOR);
-        for (String issuer : cIssuers) {
+        String[] cadiIssuers = DEFAULT_CADI_ISSUERS.split(CADI_ISSUERS_SEPARATOR);
+        for (String issuer : cadiIssuers) {
             defaultList.add(issuer.replaceAll("\\s+", "").toUpperCase());
         }
         try {
@@ -131,12 +135,14 @@ public class CertUtil {
             String configuredIssuers = DEFAULT_CADI_ISSUERS;
             Properties certProperties = new Properties();
             if (certPropFileName != null) {
-                certProperties.load(new FileInputStream(new File(certPropFileName)));
+                try (FileInputStream fis = new FileInputStream(certPropFileName)) {
+                    certProperties.load(fis);
+                }
                 configuredIssuers = certProperties.getProperty(CADI_ISSUERS_PROP_NAME);
             }
             if ((configuredIssuers != null) && (!configuredIssuers.isEmpty())) {
-                cIssuers = configuredIssuers.split(CADI_ISSUERS_SEPARATOR);
-                for (String issuer : cIssuers) {
+                cadiIssuers = configuredIssuers.split(CADI_ISSUERS_SEPARATOR);
+                for (String issuer : cadiIssuers) {
                     resultList.add(issuer.replaceAll("\\s+", "").toUpperCase());
                 }
             }