| /* |
| * 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. |
| */ |
| |
| package org.apache.samza.system.kinesis; |
| |
| import org.apache.commons.lang3.StringUtils; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import com.amazonaws.auth.AWSCredentials; |
| import com.amazonaws.auth.AWSCredentialsProvider; |
| import com.amazonaws.auth.BasicAWSCredentials; |
| |
| |
| /** |
| * AWSCredentialsProvider implementation that takes in accessKey and secretKey directly. Requires both accessKey and |
| * secretKey to be non-null for it to create a BasicAWSCredentials instance. Otherwise, it creates an AWSCredentials |
| * instance with null keys. |
| */ |
| public class KinesisAWSCredentialsProvider implements AWSCredentialsProvider { |
| private final AWSCredentials creds; |
| private static final Logger LOG = LoggerFactory.getLogger(KinesisAWSCredentialsProvider.class.getName()); |
| |
| public KinesisAWSCredentialsProvider(String accessKey, String secretKey) { |
| if (StringUtils.isEmpty(accessKey) || StringUtils.isEmpty(secretKey)) { |
| creds = new AWSCredentials() { |
| @Override |
| public String getAWSAccessKeyId() { |
| return null; |
| } |
| |
| @Override |
| public String getAWSSecretKey() { |
| return null; |
| } |
| }; |
| LOG.info("Could not load credentials from KinesisAWSCredentialsProvider"); |
| } else { |
| creds = new BasicAWSCredentials(accessKey, secretKey); |
| LOG.info("Loaded credentials from KinesisAWSCredentialsProvider"); |
| } |
| } |
| |
| @Override |
| public AWSCredentials getCredentials() { |
| return creds; |
| } |
| |
| @Override |
| public void refresh() { |
| //no-op |
| } |
| } |