Fix warning/sonar

Some small fixes reported by sonar or deprecated code fixed

Issue-ID: CLAMP-252
Change-Id: I82c6c01ec023f3e5749589ecf519ec2050ec5ecf
Signed-off-by: sebdet <sebastien.determe@intl.att.com>

4 files changed, 38 insertions, 42 deletions

diff --git a/src/main/java/org/onap/clamp/clds/client/DcaeHttpConnectionManager.java b/src/main/java/org/onap/clamp/clds/client/DcaeHttpConnectionManager.java
index 059cc2b20..8781fc344 100644
--- a/src/main/java/org/onap/clamp/clds/client/DcaeHttpConnectionManager.java
+++ b/src/main/java/org/onap/clamp/clds/client/DcaeHttpConnectionManager.java
@@ -19,7 +19,7 @@
  * ============LICENSE_END============================================
  * Modifications copyright (c) 2018 Nokia
  * ===================================================================
- * 
+ *
  */
 
 package org.onap.clamp.clds.client;
@@ -42,20 +42,17 @@ import org.onap.clamp.clds.util.LoggingUtils;
 import org.springframework.stereotype.Component;
 
 /**
- * 
+ *
  * This class manages the HTTP and HTTPS connections to DCAE.
  *
  */
 @Component
 public class DcaeHttpConnectionManager {
-    protected static final EELFLogger logger                  = EELFManager.getInstance()
-            .getLogger(DcaeHttpConnectionManager.class);
-    protected static final EELFLogger metricsLogger           = EELFManager.getInstance().getMetricsLogger();
-    private static final String       DCAE_REQUEST_FAILED_LOG = "Request Failed - response payload=";
-
+    protected static final EELFLogger logger = EELFManager.getInstance().getLogger(DcaeHttpConnectionManager.class);
+    protected static final EELFLogger metricsLogger = EELFManager.getInstance().getMetricsLogger();
+    private static final String DCAE_REQUEST_FAILED_LOG = "Request Failed - response payload=";
 
-    private String doHttpsQuery(URL url, String requestMethod, String payload, String contentType)
-            throws IOException {
+    private String doHttpsQuery(URL url, String requestMethod, String payload, String contentType) throws IOException {
         logger.info("Using HTTPS URL to contact DCAE:" + url.toString());
         HttpsURLConnection secureConnection = (HttpsURLConnection) url.openConnection();
         secureConnection.setRequestMethod(requestMethod);
@@ -87,12 +84,11 @@ public class DcaeHttpConnectionManager {
         }
     }
 
-    private String doHttpQuery(URL url, String requestMethod, String payload, String contentType)
-            throws IOException {
-        LoggingUtils utils = new LoggingUtils (logger);
+    private String doHttpQuery(URL url, String requestMethod, String payload, String contentType) throws IOException {
+        LoggingUtils utils = new LoggingUtils(logger);
         logger.info("Using HTTP URL to contact DCAE:" + url);
         HttpURLConnection connection = (HttpURLConnection) url.openConnection();
-        connection = utils.invoke(connection,"DCAE", requestMethod);
+        connection = utils.invoke(connection, "DCAE", requestMethod);
         connection.setRequestMethod(requestMethod);
         connection.setRequestProperty("X-ECOMP-RequestID", LoggingUtils.getRequestId());
         if (payload != null && contentType != null) {
@@ -126,21 +122,21 @@ public class DcaeHttpConnectionManager {
 
     /**
      * This method does a HTTP/HTTPS query to DCAE with parameters specified.
-     * 
+     *
      * @param url
-     *            The string HTTP or HTTPS that mustr be used to connect
+     *        The string HTTP or HTTPS that mustr be used to connect
      * @param requestMethod
-     *            The Request Method (PUT, POST, GET, DELETE, etc ...)
+     *        The Request Method (PUT, POST, GET, DELETE, etc ...)
      * @param payload
-     *            The payload if any, in that case an ouputstream is opened
+     *        The payload if any, in that case an ouputstream is opened
      * @param contentType
-     *            The "application/json or application/xml, or whatever"
+     *        The "application/json or application/xml, or whatever"
      * @return The payload of the answer
      * @throws IOException
-     *             In case of issue with the streams
+     *         In case of issue with the streams
      */
     public String doDcaeHttpQuery(String url, String requestMethod, String payload, String contentType)
-            throws IOException {
+        throws IOException {
         URL urlObj = new URL(url);
         if (url.contains("https://")) { // Support for HTTPS
             return doHttpsQuery(urlObj, requestMethod, payload, contentType);
diff --git a/src/main/java/org/onap/clamp/clds/config/CldsUserJsonDecoder.java b/src/main/java/org/onap/clamp/clds/config/CldsUserJsonDecoder.java
index d1beb956d..8af1286ca 100644
--- a/src/main/java/org/onap/clamp/clds/config/CldsUserJsonDecoder.java
+++ b/src/main/java/org/onap/clamp/clds/config/CldsUserJsonDecoder.java
@@ -5,32 +5,30 @@
  * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights
  *                             reserved.
  * ================================================================================
- * Licensed under the Apache License, Version 2.0 (the "License"); 
- * you may not use this file except in compliance with the License. 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- * 
+ *
  * http://www.apache.org/licenses/LICENSE-2.0
- * 
- * Unless required by applicable law or agreed to in writing, software 
- * distributed under the License is distributed on an "AS IS" BASIS, 
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
- * See the License for the specific language governing permissions and 
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
  * limitations under the License.
  * ============LICENSE_END============================================
  * ===================================================================
- * 
+ *
  */
 
 package org.onap.clamp.clds.config;
 
 import com.google.gson.JsonParseException;
-import com.google.gson.reflect.TypeToken;
+
 import java.io.IOException;
 import java.io.InputStream;
-import java.lang.reflect.Type;
 import java.nio.charset.StandardCharsets;
 
-import java.util.List;
 import org.apache.commons.io.IOUtils;
 import org.onap.clamp.clds.exception.CldsUsersException;
 import org.onap.clamp.clds.service.CldsUser;
@@ -39,13 +37,13 @@ import org.onap.clamp.clds.util.JsonUtils;
 public class CldsUserJsonDecoder {
 
     /**
-     * This method decodes the JSON file provided to a CldsUser Array. The
-     * stream is closed after this call, this is not possible to reuse it.
-     * 
+     * This method decodes the JSON file provided to a CldsUser Array. The stream is
+     * closed after this call, this is not possible to reuse it.
+     *
      * @param cldsUsersFile
-     *            The inputStream containing the users json file
-     * @return CldsUser[] Array containing a list of the user defined in the
-     *         JSON file
+     *        The inputStream containing the users json file
+     * @return CldsUser[] Array containing a list of the user defined in the JSON
+     *         file
      */
     public static CldsUser[] decodeJson(InputStream cldsUsersFile) {
         try {
diff --git a/src/main/java/org/onap/clamp/clds/sdc/controller/installer/CsarHandler.java b/src/main/java/org/onap/clamp/clds/sdc/controller/installer/CsarHandler.java
index b60f07287..b65a994ac 100644
--- a/src/main/java/org/onap/clamp/clds/sdc/controller/installer/CsarHandler.java
+++ b/src/main/java/org/onap/clamp/clds/sdc/controller/installer/CsarHandler.java
@@ -29,6 +29,7 @@ import com.att.eelf.configuration.EELFManager;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
+import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
@@ -135,7 +136,7 @@ public class CsarHandler {
                     blueprintArtifact
                         .setBlueprintInvariantServiceUuid(this.getSdcNotification().getServiceInvariantUUID());
                     try (InputStream stream = zipFile.getInputStream(entry)) {
-                        blueprintArtifact.setDcaeBlueprint(IOUtils.toString(stream));
+                        blueprintArtifact.setDcaeBlueprint(IOUtils.toString(stream, StandardCharsets.UTF_8));
                     }
                     blueprintArtifact.setResourceAttached(searchForResourceByInstanceName(entry.getName().substring(
                         entry.getName().indexOf(RESOURCE_INSTANCE_NAME_PREFIX) + RESOURCE_INSTANCE_NAME_PREFIX.length(),
@@ -175,7 +176,7 @@ public class CsarHandler {
         try (ZipFile zipFile = new ZipFile(csarFilePath)) {
             ZipEntry entry = zipFile.getEntry(POLICY_DEFINITION_NAME_SUFFIX);
             if (entry != null) {
-                result = IOUtils.toString(zipFile.getInputStream(entry));
+                result = IOUtils.toString(zipFile.getInputStream(entry), StandardCharsets.UTF_8);
             } else {
                 logger.info("Policy model not found inside the CSAR file: " + csarFilePath);
             }
diff --git a/src/main/java/org/onap/clamp/clds/sdc/controller/installer/CsarInstallerImpl.java b/src/main/java/org/onap/clamp/clds/sdc/controller/installer/CsarInstallerImpl.java
index a4ae14d00..6dc418340 100644
--- a/src/main/java/org/onap/clamp/clds/sdc/controller/installer/CsarInstallerImpl.java
+++ b/src/main/java/org/onap/clamp/clds/sdc/controller/installer/CsarInstallerImpl.java
@@ -28,6 +28,7 @@ import com.att.eelf.configuration.EELFLogger;
 import com.att.eelf.configuration.EELFManager;
 import com.google.gson.JsonObject;
 import java.io.IOException;
+import java.nio.charset.StandardCharsets;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
@@ -269,8 +270,8 @@ public class CsarInstallerImpl implements CsarInstaller {
 
         CldsTemplate template = new CldsTemplate();
         template.setBpmnId("Sdc-Generated");
-        template
-            .setBpmnText(IOUtils.toString(appContext.getResource(configFiles.getBpmnXmlFilePath()).getInputStream()));
+        template.setBpmnText(IOUtils.toString(appContext.getResource(configFiles.getBpmnXmlFilePath()).getInputStream(),
+            StandardCharsets.UTF_8));
         template.setPropText(
             "{\"global\":[{\"name\":\"service\",\"value\":[\"" + blueprintArtifact.getDcaeBlueprint() + "\"]}]}");
         template