reset unirest config and fix AuthMethodName

Author: zzzming

java/pom.xml

@@ -2,7 +2,7 @@
   xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.kq.pulsar.client</groupId>
-  <artifactId>SimpleClient</artifactId>
+  <artifactId>pulsar-client-plugin</artifactId>
   <packaging>jar</packaging>
   <version>1.0-SNAPSHOT</version>
   <name>SimpleClient</name>

java/src/main/java/com/kq/pulsar/client/auth/AuthenticationAuth0.java

@@ -40,12 +40,11 @@ public void close() throws IOException {
 
     @Override
     public String getAuthMethodName() {
-        return "token";
+        return "auth0";
     }
 
     @Override
     public AuthenticationDataProvider getAuthData() throws PulsarClientException {
-        // return new AuthenticationDataToken(tokenSupplier);
         return new AuthenticationDataAuth0(tokenSupplier);
     }
 

java/src/main/java/com/kq/pulsar/client/auth/auth0/Auth0JWT.java

@@ -62,9 +62,14 @@ public JSONObject generate() throws UnsupportedEncodingException {
                 .body(bodyMap)
                 .asJson();
 
-        System.out.println(response.getStatus());
-        JSONObject jsonObj = response.getBody().getObject();
+        Unirest.config().reset();
+        int statusCode = response.getStatus();
+        //TODO: add retry-after 503, 429, 301
+        if (statusCode != 200) {
+            throw new JWTVerificationException("invalide auth0.com status code " + statusCode);
+        }
 
+        JSONObject jsonObj = response.getBody().getObject();
         return jsonObj;
     }