1 files changed, 29 insertions, 21 deletions

diff --git a/src/main/java/org/traccar/sms/SnsSmsClient.java b/src/main/java/org/traccar/sms/SnsSmsClient.java
index 8ac234605..f8b05b1ce 100644
--- a/src/main/java/org/traccar/sms/SnsSmsClient.java
+++ b/src/main/java/org/traccar/sms/SnsSmsClient.java
@@ -1,3 +1,18 @@
+/*
+ * Copyright 2021 Anton Tananaev (anton@traccar.org)
+ *
+ * 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
+ * limitations under the License.
+ */
 package org.traccar.sms;
 
 import com.amazonaws.auth.AWSStaticCredentialsProvider;
@@ -20,29 +35,23 @@ import java.util.Map;
 public class SnsSmsClient implements SmsManager {
     private static final Logger LOGGER = LoggerFactory.getLogger(SnsSmsClient.class);
 
-    private final String accessKey;
-    private final String secretKey;
-    private final String region;
-
-    private final String snsStatus;
     private final AmazonSNS snsClient;
 
     public SnsSmsClient() {
-        accessKey = Context.getConfig().getString(Keys.AWS_ACCESS_KEY);
-        secretKey = Context.getConfig().getString(Keys.AWS_SECRET_KEY);
-        snsStatus = Context.getConfig().getString(Keys.AWS_SNS_ENABLED);
-        region = Context.getConfig().getString(Keys.AWS_REGION);
-        snsClient = awsSNSClient(accessKey, secretKey, region);
-
-        if (!snsStatus.equals("true") || accessKey == null || secretKey == null || region == null) {
-            LOGGER.error("SNS Not Configured Properly. Please provide valid config.");
+        if (!Context.getConfig().getString(Keys.AWS_SNS_ENABLED).equals("true") ||
+                Context.getConfig().getString(Keys.AWS_ACCESS_KEY) == null ||
+                Context.getConfig().getString(Keys.AWS_SECRET_KEY) == null ||
+                Context.getConfig().getString(Keys.AWS_REGION) == null) {
+            throw new RuntimeException("SNS Not Configured Properly. Please provide valid config.");
         }
+        snsClient = awsSNSClient();
     }
 
-    public AmazonSNS awsSNSClient(String accessKey, String secretKey, String region) {
-        BasicAWSCredentials awsCreds = new BasicAWSCredentials(accessKey, secretKey);
-        return AmazonSNSClientBuilder.standard().withRegion(region)
-                .withCredentials(new AWSStaticCredentialsProvider(awsCreds)).build();
+    public AmazonSNS awsSNSClient() {
+        BasicAWSCredentials awsCredentials = new BasicAWSCredentials(Context.getConfig().getString(Keys.AWS_ACCESS_KEY),
+                Context.getConfig().getString(Keys.AWS_SECRET_KEY));
+        return AmazonSNSClientBuilder.standard().withRegion(Context.getConfig().getString(Keys.AWS_REGION))
+                .withCredentials(new AWSStaticCredentialsProvider(awsCredentials)).build();
     }
 
     public void sendSNSMessage(String message, String destAddress) {
@@ -51,18 +60,17 @@ public class SnsSmsClient implements SmsManager {
                 new MessageAttributeValue().withStringValue("SNS").withDataType("String"));
         smsAttributes.put("AWS.SNS.SMS.SMSType",
                 new MessageAttributeValue().withStringValue("Transactional").withDataType("String"));
-
-        PublishResult result = this.snsClient.publish(new PublishRequest().withMessage(message)
+        snsClient.publish(new PublishRequest().withMessage(message)
                 .withPhoneNumber(destAddress).withMessageAttributes(smsAttributes));
     }
 
-    @java.lang.Override
+    @Override
     public void sendMessageSync(String destAddress, String message, boolean command)
             throws InterruptedException, MessageException {
         sendSNSMessage(message, destAddress);
     }
 
-    @java.lang.Override
+    @Override
     public void sendMessageAsync(String destAddress, String message, boolean command) {
         sendSNSMessage(message, destAddress);
     }