CouchbaseEnvironmentSingleton.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.apache.sling.nosql.couchbase.client.impl;

import com.couchbase.client.java.Bucket;
import com.couchbase.client.java.Cluster;
import com.couchbase.client.java.CouchbaseCluster;
import com.couchbase.client.java.env.CouchbaseEnvironment;
import com.couchbase.client.java.env.DefaultCouchbaseEnvironment;

/**
 * Manages couchbase environment.
 */
final class CouchbaseEnvironmentSingleton {

    private static final CouchbaseEnvironment COUCHBASE_ENVIRONMENT = DefaultCouchbaseEnvironment.builder().build();

    private CouchbaseEnvironmentSingleton() {
        // static methods only
    }

    /**
     * Create new couchbase cluster.
     * @param hostNames Multiple hosts
     * @return Couchbase cluster
     */
    public static Cluster createCluster(String... hostNames) {
        return CouchbaseCluster.create(COUCHBASE_ENVIRONMENT, hostNames);
    }

    /**
     * Open couchbase bucket.
     * @param cluster Couchbase cluster
     * @param bucketName Bucker name
     * @param bucketPassword Bucker password (optional)
     * @return Couchbase bucket
     */
    public static Bucket openBucket(Cluster cluster, String bucketName, String bucketPassword) {
        if (bucketPassword != null) {
            return cluster.openBucket(bucketName, bucketPassword);
        }
        else {
            return cluster.openBucket(bucketName);
        }
    }

}