Add example for simple token auth; Improve example for token supplier…

… auth; Clean code

examples/consummer_token_auth.js

@@ -22,9 +22,7 @@ const Pulsar = require('../');
 console.log("Starting consumer");
 (async () => {
 
-  const auth = new Pulsar.AuthenticationToken({token: async () => {
-    return "eyJhbGciOiJIUzI1NiJ9.eyJzdWIiOiJKb2UifQ.ipevRNuRP6HflG8cFKnmUPtypruRC4fb1DWtoLL62SY"
-  }});
+  const auth = new Pulsar.AuthenticationToken({token: "eyJhbGciOiJIUzI1NiJ9.eyJzdWIiOiJKb2UifQ.ipevRNuRP6HflG8cFKnmUPtypruRC4fb1DWtoLL62SY"});
 
   // Create a client
   const client = new Pulsar.Client({

examples/consummer_token_auth_supplier.js

@@ -0,0 +1,56 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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 limitations
+ * under the License.
+ */
+
+const { exit } = require('process');
+const Pulsar = require('..');
+console.log("Starting consumer");
+
+async function getToken() {
+  console.log("Get token");
+  return "eyJhbGciOiJIUzI1NiJ9.eyJzdWIiOiJKb2UifQ.ipevRNuRP6HflG8cFKnmUPtypruRC4fb1DWtoLL62SY";
+}
+
+(async () => {
+
+  const auth = new Pulsar.AuthenticationToken({token: getToken});
+
+  // Create a client
+  const client = new Pulsar.Client({
+    serviceUrl: 'pulsar://localhost:6650',
+    authentication: auth,
+  });
+
+  // Create a consumer
+  const consumer = await client.subscribe({
+    topic: 'persistent://public/default/my-topic',
+    subscription: 'sub1',
+    subscriptionType: 'Shared',
+    ackTimeoutMs: 10000,
+  });
+
+  // Receive messages
+  for (let i = 0; i < 10; i += 1) {
+    const msg = await consumer.receive();
+    console.log(msg.getData().toString());
+    consumer.acknowledge(msg);
+  }
+
+  await consumer.close();
+  await client.close();
+})();

examples/producer_token_auth.js

@@ -20,9 +20,7 @@
 const Pulsar = require('../');
 
 (async () => {
-  const auth = new Pulsar.AuthenticationToken({token: async () => {
-    return "eyJhbGciOiJIUzI1NiJ9.eyJzdWIiOiJKb2UifQ.ipevRNuRP6HflG8cFKnmUPtypruRC4fb1DWtoLL62SY"
-  }});
+  const auth = new Pulsar.AuthenticationToken({token: "eyJhbGciOiJIUzI1NiJ9.eyJzdWIiOiJKb2UifQ.ipevRNuRP6HflG8cFKnmUPtypruRC4fb1DWtoLL62SY"});
 
   // Create a client
   const client = new Pulsar.Client({

examples/producer_token_auth_supplier.js

@@ -0,0 +1,53 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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 limitations
+ * under the License.
+ */
+
+const Pulsar = require('..');
+
+async function getToken() {
+  console.log("Get token");
+  return "eyJhbGciOiJIUzI1NiJ9.eyJzdWIiOiJKb2UifQ.ipevRNuRP6HflG8cFKnmUPtypruRC4fb1DWtoLL62SY";
+}
+
+(async () => {
+  const auth = new Pulsar.AuthenticationToken({token: getToken});
+
+  // Create a client
+  const client = new Pulsar.Client({
+    serviceUrl: 'pulsar://localhost:6650',
+    authentication: auth,
+  });
+
+  // Create a producer
+  const producer = await client.createProducer({
+    topic: 'persistent://public/default/my-topic',
+  });
+
+  // Send messages
+  for (let i = 0; i < 10; i += 1) {
+    const msg = `my-message-${i}`;
+    producer.send({
+      data: Buffer.from(msg),
+    });
+    console.log(`Sent message: ${msg}`);
+  }
+  await producer.flush();
+
+  await producer.close();
+  await client.close();
+})();

tstest.ts

@@ -66,17 +66,7 @@ import Pulsar = require('./index');
     scope: "scope"
   });
 
-  const authToken1: Pulsar.AuthenticationToken = new Pulsar.AuthenticationToken({
-    token: 'foobar',
-  });
-
-  const authToken2: Pulsar.AuthenticationToken = new Pulsar.AuthenticationToken({
-    token: () => {
-      return 'foobar';
-    },
-  });
-
-  const authToken3: Pulsar.AuthenticationToken = new Pulsar.AuthenticationToken({
+  const authToken: Pulsar.AuthenticationToken = new Pulsar.AuthenticationToken({
     token: async () => {
       return 'foobar';
     },
@@ -89,7 +79,7 @@ import Pulsar = require('./index');
 
   const client: Pulsar.Client = new Pulsar.Client({
     serviceUrl: 'pulsar://localhost:6650',
-    authentication: authToken1,
+    authentication: authToken,
     operationTimeoutSeconds: 30,
     ioThreads: 4,
     messageListenerThreads: 4,