io.druid.common.aws.ConfigDrivenAwsCredentialsConfigProvider.java Source code

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Here is the source code for io.druid.common.aws.ConfigDrivenAwsCredentialsConfigProvider.java

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/*
 * Druid - a distributed column store.
 * Copyright 2012 - 2015 Metamarkets Group Inc.
 *
 * 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 io.druid.common.aws;

import com.amazonaws.AmazonClientException;
import com.amazonaws.auth.AWSCredentialsProvider;
import com.google.common.base.Strings;

public class ConfigDrivenAwsCredentialsConfigProvider implements AWSCredentialsProvider {
    private AWSCredentialsConfig config;

    public ConfigDrivenAwsCredentialsConfigProvider(AWSCredentialsConfig config) {
        this.config = config;
    }

    @Override
    public com.amazonaws.auth.AWSCredentials getCredentials() {
        if (!Strings.isNullOrEmpty(config.getAccessKey()) && !Strings.isNullOrEmpty(config.getSecretKey())) {
            return new com.amazonaws.auth.AWSCredentials() {
                @Override
                public String getAWSAccessKeyId() {
                    return config.getAccessKey();
                }

                @Override
                public String getAWSSecretKey() {
                    return config.getSecretKey();
                }
            };
        }
        throw new AmazonClientException("Unable to load AWS credentials from druid AWSCredentialsConfig");
    }

    @Override
    public void refresh() {
    }
}