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The AWS Android SDK for Amazon S3 module holds the client classes that are used for communicating with Amazon Simple Storage Service
/*
* Copyright 2010-2015 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.services.s3.model;
/**
* Specifies constants defining an access permission,
* as granted to grantees in an
* {@link AccessControlList}. Only a limited set of permission are available;
* each one is represented as a value in this enumeration.
*/
public enum Permission {
/**
* Provides READ, WRITE, READ_ACP, and WRITE_ACP permissions.
*
* It does not convey additional rights and is provided only for
* convenience.
*
*/
FullControl("FULL_CONTROL", "x-amz-grant-full-control"),
/**
* Grants permission to list the bucket when applied to a bucket.
* Grants permission to read object data
* and/or metadata when applied to an object.
*/
Read("READ", "x-amz-grant-read"),
/**
* Grants permission to create, overwrite, and
* delete any objects in the bucket.
*
* This permission is not supported for objects.
*
*/
Write("WRITE", "x-amz-grant-write"),
/**
* Grants permission to read the ACL for the applicable bucket or object.
*
* The owner of a bucket or object always implicitly has this permission.
*
*/
ReadAcp("READ_ACP", "x-amz-grant-read-acp"),
/**
* Gives permission to overwrite the ACP for the applicable bucket or
* object.
*
* The owner of a bucket or object always has this permission implicitly.
*
*
* Granting this permission is equivalent to granting FULL_CONTROLbecause
* the grant recipient can make any changes to the ACP.
*
*/
WriteAcp("WRITE_ACP", "x-amz-grant-write-acp");
private String permissionString;
private String headerName;
private Permission(String permissionString, String headerName) {
this.permissionString = permissionString;
this.headerName = headerName;
}
/**
* Returns the name of the header used to grant this permission.
*/
public String getHeaderName() {
return headerName;
}
/**
* Gets the string representation of this permission object as defined by
* Amazon S3, eg. FULL_CONTROL.
*
* @return The string representation of this permission object as defined by
* Amazon S3, eg. FULL_CONTROL.
*/
public String toString() {
return permissionString;
}
/**
* Returns the {@link Permission} enumeration value representing the specified Amazon
* S3 Region ID string. If specified string doesn't map to a known Amazon S3
* Region, returns null.
*
* @param str
* A string representation of an Amazon S3 permission, eg.
* FULL_CONTROL
*
* @return The {@link Permission} object represented by the given permission string,
* Returns null if the string isn't a valid representation
* of an Amazon S3
* permission.
*/
public static Permission parsePermission(String str) {
for (Permission permission : Permission.values()) {
if (permission.permissionString.equals(str)) {
return permission;
}
}
return null;
}
}