org.apache.inlong.sort.filesystem.shaded.com.amazonaws.auth.profile.internal.AwsProfileNameLoader Maven / Gradle / Ivy
/*
* Copyright 2011-2022 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://aws.amazon.com/apache2.0
*
* or in the "license" file accompanying this file. This file 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 com.amazonaws.auth.profile.internal;
import com.amazonaws.annotation.Immutable;
import com.amazonaws.annotation.SdkInternalApi;
import com.amazonaws.util.StringUtils;
/**
* Loads profile name from the usual places or uses the default profile name.
*/
@SdkInternalApi
@Immutable
public class AwsProfileNameLoader {
/**
* Name of the default profile as specified in the configuration file.
*/
public static final String DEFAULT_PROFILE_NAME = "default";
/**
* Environment variable name for overriding the default AWS profile
*/
public static final String AWS_PROFILE_ENVIRONMENT_VARIABLE = "AWS_PROFILE";
/**
* System property name for overriding the default AWS profile
*/
public static final String AWS_PROFILE_SYSTEM_PROPERTY = "aws.profile";
public static final AwsProfileNameLoader INSTANCE = new AwsProfileNameLoader();
private AwsProfileNameLoader() {
}
/**
* TODO The order would make more sense as System Property, Environment Variable, Default
* Profile name but we have to keep the current order for backwards compatiblity. Consider
* changing this in a future major version.
*/
public final String loadProfileName() {
final String profileEnvVarOverride = getEnvProfileName();
if (!StringUtils.isNullOrEmpty(profileEnvVarOverride)) {
return profileEnvVarOverride;
} else {
final String profileSysPropOverride = getSysPropertyProfileName();
if (!StringUtils.isNullOrEmpty(profileSysPropOverride)) {
return profileSysPropOverride;
} else {
return DEFAULT_PROFILE_NAME;
}
}
}
private String getSysPropertyProfileName() {
return StringUtils.trim(System.getProperty(AWS_PROFILE_SYSTEM_PROPERTY));
}
private String getEnvProfileName() {
return StringUtils.trim(System.getenv(AWS_PROFILE_ENVIRONMENT_VARIABLE));
}
}