Merge pull request #258 from kondapally1989/execfix

fix for exec command encoding issue

Author: brendandburns

util/src/main/java/io/kubernetes/client/Exec.java

@@ -27,7 +27,9 @@
 import java.io.InputStreamReader;
 import java.io.OutputStream;
 import java.io.Reader;
+import java.io.UnsupportedEncodingException;
 import java.lang.reflect.Type;
+import java.net.URLEncoder;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -80,6 +82,13 @@ private String makePath(
       String container,
       boolean stdin,
       boolean tty) {
+    for (int i = 0; i < command.length; i++) {
+      try {
+        command[i] = URLEncoder.encode(command[i], "UTF-8");
+      } catch (UnsupportedEncodingException ex) {
+        throw new RuntimeException("some thing wrong happend: " + ex.getMessage());
+      }
+    }
     String path =
         "/api/v1/namespaces/"
             + namespace