/*
* Copyright (c) 2016 Couchbase, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License 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.couchbase.client.java.cluster;
import com.couchbase.client.core.annotations.InterfaceAudience;
import com.couchbase.client.core.annotations.InterfaceStability;
import com.couchbase.client.java.Bucket;
import com.couchbase.client.java.Cluster;
import com.couchbase.client.java.cluster.api.AsyncClusterApiClient;
import com.couchbase.client.java.cluster.api.ClusterApiClient;
import rx.Observable;
/**
* Provides management capabilities for a Couchbase Server {@link Cluster}.
*
* @author Michael Nitschinger
* @since 2.0
*/
@InterfaceStability.Committed
@InterfaceAudience.Public
public interface AsyncClusterManager {
/**
* Provides information about the cluster.
*
* The {@link Observable} can error under the following conditions:
*
* - com.couchbase.client.core.CouchbaseException: If the underlying resources could not be enabled properly.
* - com.couchbase.client.java.error.TranscodingException: If the server response could not be decoded.
*
* @return cluster information wrapped into a {@link ClusterInfo} object.
*/
Observable<ClusterInfo> info();
/**
* Returns {@link BucketSettings} for all available {@link Bucket}s.
*
* The {@link Observable} can error under the following conditions:
*
* - com.couchbase.client.core.CouchbaseException: If the underlying resources could not be enabled properly.
* - com.couchbase.client.java.error.TranscodingException: If the server response could not be decoded.
*
* @return zero to N {@link BucketSettings}.
*/
Observable<BucketSettings> getBuckets();
/**
* Returns the {@link BucketSettings} for the {@link Bucket} identified by name.
*
* The {@link Observable} can error under the following conditions:
*
* - com.couchbase.client.core.CouchbaseException: If the underlying resources could not be enabled properly.
* - com.couchbase.client.java.error.TranscodingException: If the server response could not be decoded.
*
* @param name the name of the bucket.
* @return the {@link BucketSettings} if found or an empty observable if not found.
*/
Observable<BucketSettings> getBucket(String name);
/**
* Checks if the cluster has a {@link Bucket} identified by the given name.
*
* The {@link Observable} can error under the following conditions:
*
* - com.couchbase.client.core.CouchbaseException: If the underlying resources could not be enabled properly.
* - com.couchbase.client.java.error.TranscodingException: If the server response could not be decoded.
*
* @param name the name of the bucket.
* @return true if it was found, false otherwise.
*/
Observable<Boolean> hasBucket(String name);
/**
* Inserts a {@link Bucket} with its {@link BucketSettings} if it does not already exist.
*
* The {@link Observable} can error under the following conditions:
*
* - com.couchbase.client.core.CouchbaseException: If the underlying resources could not be enabled properly.
* - com.couchbase.client.java.error.TranscodingException: If the server response could not be decoded.
* - com.couchbase.client.java.error.BucketAlreadyExistsException: If the bucket already exists.
*
* **Note:** Inserting a Bucket is an asynchronous operation on the server side, so even if the
* response is returned there is no guarantee that the operation has finished on the server itself.
*
* @param settings the bucket settings that should be applied.
* @return the stored bucket settings if succeeded.
*/
Observable<BucketSettings> insertBucket(BucketSettings settings);
/**
* Updates a {@link Bucket} with its {@link BucketSettings} if it does already exist.
*
* The {@link Observable} can error under the following conditions:
*
* - com.couchbase.client.core.CouchbaseException: If the underlying resources could not be enabled properly.
* - com.couchbase.client.java.error.TranscodingException: If the server response could not be decoded.
* - com.couchbase.client.java.error.BucketDoesNotExistException: If the bucket does not exist.
*
* **Note:** Updating a Bucket is an asynchronous operation on the server side, so even if the
* response is returned there is no guarantee that the operation has finished on the server itself.
*
* @param settings the bucket settings that should be applied.
* @return the updated bucket settings if succeeded.
*/
Observable<BucketSettings> updateBucket(BucketSettings settings);
/**
* Removes a {@link Bucket} identified by its name.
*
* The {@link Observable} can error under the following conditions:
*
* - com.couchbase.client.core.CouchbaseException: If the underlying resources could not be enabled properly.
* - com.couchbase.client.java.error.TranscodingException: If the server response could not be decoded.
*
* **Note:** Removing a Bucket is an asynchronous operation on the server side, so even if the
* response is returned there is no guarantee that the operation has finished on the server itself.
*
* @param name the name of the bucket.
* @return true if the removal was successful, false otherwise.
*/
Observable<Boolean> removeBucket(String name);
/**
* Creates/Updates a user with its {@link UserSettings}.
*
* The {@link Observable} can error under the following conditions:
*
* - com.couchbase.client.core.CouchbaseException: If the underlying resources could not be enabled properly.
*
* **Note:** Updating a user is an asynchronous operation on the server side, so even if the
* response is returned there is no guarantee that the operation has finished on the server itself.
*
* @param username the user name of the user that should be updated.
* @param settings the user settings that should be applied.
* @return true if the update was successful, false otherwise.
*/
@InterfaceStability.Experimental
Observable<Boolean> upsertUser(String username, UserSettings settings);
/**
* Removes a user identified by user name.
*
* The {@link Observable} can error under the following conditions:
*
* - com.couchbase.client.core.CouchbaseException: If the underlying resources could not be enabled properly.
*
* **Note:** Removing a user is an asynchronous operation on the server side, so even if the
* response is returned there is no guarantee that the operation has finished on the server itself.
*
* @param username the user name of the user that should be updated.
* @return true if the removal was successful, false otherwise.
*/
@InterfaceStability.Experimental
Observable<Boolean> removeUser(String username);
/**
* Get all users in Couchbase Server.
*
* The {@link Observable} can error under the following conditions:
*
* - com.couchbase.client.core.CouchbaseException: If the underlying resources could not be enabled properly.
* - com.couchbase.client.java.error.TranscodingException: If the server response could not be decoded.
*
* @return users list of users.
*/
@InterfaceStability.Experimental
Observable<User> getUsers();
/**
* @return an {@link Observable} emitting a single new {@link AsyncClusterApiClient} to prepare and perform
* REST API asynchronous requests on this cluster.
*/
@InterfaceStability.Experimental
Observable<AsyncClusterApiClient> apiClient();
}