org.apache.inlong.sort.filesystem.shaded.com.amazonaws.util.PolicyUtils Maven / Gradle / Ivy
/*
* Copyright 2018-2022 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.util;
import com.amazonaws.auth.policy.Resource;
import java.util.List;
/**
* Utility methods related to IAM policies
*/
public class PolicyUtils {
private static final String INVALID_RESOURCE = "Cannot have both a NotResource and a Resource in " +
"the same statement";
/**
* Determines if a list of Resource objects is valid, containing either all NotResource elements or all Resource
* elements
*
* @param resourceList the list of Resource objects
* @throws IllegalArgumentException if the resource list is invalid
*/
public static void validateResourceList(final List resourceList) {
boolean hasNotResource = false;
boolean hasResource = false;
for (Resource resource : resourceList) {
if (resource.isNotType()) {
hasNotResource = true;
} else {
hasResource = true;
}
if (hasResource && hasNotResource) {
// right now only validate that there are only NotResource or only Resource elements
// in the future could do more validation
throw new IllegalArgumentException(PolicyUtils.INVALID_RESOURCE);
}
}
}
}