Findbugs and PMD work

Change-Id: I0084f219084152fb705d76bf9d347effd9f78664
diff --git a/src/main/java/net/onrc/onos/apps/bgproute/RestClient.java b/src/main/java/net/onrc/onos/apps/bgproute/RestClient.java
index 338b599..f1fc370 100644
--- a/src/main/java/net/onrc/onos/apps/bgproute/RestClient.java
+++ b/src/main/java/net/onrc/onos/apps/bgproute/RestClient.java
@@ -6,6 +6,7 @@
 import java.net.HttpURLConnection;
 import java.net.MalformedURLException;
 import java.net.URL;
+import java.nio.charset.StandardCharsets;
 
 import org.apache.commons.httpclient.ConnectTimeoutException;
 import org.slf4j.Logger;
@@ -38,7 +39,8 @@
                 log.warn("The content received from {} is not json", str);
             }
 
-            BufferedReader br = new BufferedReader(new InputStreamReader((conn.getInputStream())));
+            BufferedReader br = new BufferedReader(new InputStreamReader(
+                            conn.getInputStream(), StandardCharsets.UTF_8));
             String line;
             while ((line = br.readLine()) != null) {
                 response.append(line);