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The AWS Java SDK for Amazon S3 module holds the client classes that are used for communicating with Amazon Simple Storage Service
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/*
 * Copyright 2015-2024 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;
import java.io.Serializable;

import java.util.HashMap;
import java.util.Map;

import com.amazonaws.util.json.Jackson;

/**
 * Replication configuration for an Amazon S3 bucket.
 */
public class BucketReplicationConfiguration implements Serializable {

    /** The ARN of the IAM role that Amazon S3 assumes while replication. */
    private String roleARN;

    /** Collection of replication rules associated with the Amazon S3 bucket. */
    private Map rules = new HashMap();

    /**
     * Returns the IAM role associated with this replication configuration.
     */
    public String getRoleARN() {
        return roleARN;
    }

    /**
     * Sets the IAM role that will be used by Amazon S3 while replication.
     *
     * @param role
     *            The IAM role for this configuration.
     */
    public void setRoleARN(String roleARN) {
        this.roleARN = roleARN;
    }

    /**
     * Sets the IAM role that will be used by Amazon S3 while replication.
     * Returns the updated object.
     *
     * @param roleARN
     *            The IAM role for this configuration.
     * @return The updated {@link BucketReplicationConfiguration} object.
     */
    public BucketReplicationConfiguration withRoleARN(String roleARN) {
        setRoleARN(roleARN);
        return this;
    }

    /**
     * Returns the replication rules associated with this Amazon S3 bucket.
     *
     * @return the replication rules associated with this Amazon S3 bucket.
     */
    public Map getRules() {
        return rules;
    }

    /**
     * Returns the replication rule for the given rule id.
     *
     * @param id
     *            the unique identifier representing a rule in the replication
     *            configuration.
     * @return the replication rule for the given rule id.
     */
    public ReplicationRule getRule(String id) {
        return rules.get(id);
    }

    /**
     * Sets the replication rules for the Amazon S3 bucket.
     *
     * @param rules
     *            the replication rules for the Amazon S3 bucket.
     * @throws IllegalArgumentException
     *             if the rules are null.
     */
    public void setRules(Map rules) {
        if (rules == null) {
            throw new IllegalArgumentException(
                    "Replication rules cannot be null");
        }
        this.rules = new HashMap(rules);
    }

    /**
     * Sets the replication rules for the Amazon S3 bucket. Returns the updated
     * object.
     *
     * @param rules
     *            the replication rules for the Amazon S3 bucket.
     * @throws IllegalArgumentException
     *             if the rules are null.
     * @return the updated {@link BucketReplicationConfiguration} object.
     */
    public BucketReplicationConfiguration withRules(
            Map rules) {
        setRules(rules);
        return this;
    }

    /**
     * Adds a new rule to the replication configuration associated with this
     * Amazon S3 bucket. Returns the updated object.
     *
     * @param id
     *            the id for the rule.
     * @param rule
     *            the replication rule for the Amazon S3 bucket.
     * @throws IllegalArgumentException
     *             if the given id or rule is null.
     * @return the updated {@link BucketReplicationConfiguration} object.
     */
    public BucketReplicationConfiguration addRule(String id,
            ReplicationRule rule) {
        if (id == null || id.trim().isEmpty()) {
            throw new IllegalArgumentException(
                    "Rule id cannot be null or empty.");
        }
        if (rule == null) {
            throw new IllegalArgumentException(
                    "Replication rule cannot be null");
        }
        rules.put(id, rule);
        return this;
    }

    /**
     * Removes the replication rule with the given id from the replication
     * configuration associated with Amazon S3 bucket. Returns the updated
     * object.
     *
     * @param id
     *            the id of the replication rule to be removed.
     * @return the updated {@link BucketReplicationConfiguration} object.
     */
    public BucketReplicationConfiguration removeRule(String id) {
        rules.remove(id);
        return this;
    }

    @Override
    public String toString() {
        return Jackson.toJsonString(this);
    }
}