com.gkatzioura.maven.cloud.s3.S3StorageRegionProviderChain Maven / Gradle / Ivy

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package com.gkatzioura.maven.cloud.s3;

import com.amazonaws.SdkClientException;
import com.amazonaws.regions.AwsEnvVarOverrideRegionProvider;
import com.amazonaws.regions.AwsProfileRegionProvider;
import com.amazonaws.regions.AwsRegionProvider;
import com.amazonaws.regions.AwsRegionProviderChain;
import com.amazonaws.regions.AwsSystemPropertyRegionProvider;
import com.amazonaws.regions.DefaultAwsRegionProviderChain;
import com.amazonaws.regions.InstanceMetadataRegionProvider;

/**
 *
 */
public class S3StorageRegionProviderChain extends AwsRegionProviderChain {

    private String providedRegion;

    /**
     * Creates a region provider chain based on the default AWS region provider chain.
     */
    public S3StorageRegionProviderChain() {
        this(null);
    }

    /**
     * Creates a region provider chain based on the default AWS region provider chain. The provided region may be null
     * if default behavior is desired.
     *
     * @param providedRegion Specific region to
     */
    public S3StorageRegionProviderChain(final String providedRegion) {
        super(new AwsRegionProvider[]{
                new MavenSettingsRegionProvider(providedRegion),
                new AwsDefaultEnvRegionProvider(),
                new AwsEnvVarOverrideRegionProvider(),
                new AwsSystemPropertyRegionProvider(),
                new AwsProfileRegionProvider(),
                new InstanceMetadataRegionProvider()});
        this.providedRegion = providedRegion;
    }

}