content: /*
   * Copyright 2012-2024 Aerospike, Inc.
   *
   * Portions may be licensed to Aerospike, Inc. under one or more contributor
   * license agreements WHICH ARE COMPATIBLE WITH THE APACHE LICENSE, VERSION 2.0.
   *
   * 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.aerospike.client.cluster;
  
  import com.aerospike.client.async.EventLoopStats;
  
  /**
   * Cluster statistics.
   */
  public final class ClusterStats {
  	/**
  	 * Statistics for each node.
  	 */
  	public final NodeStats[] nodes;
  
  	/**
  	 * Statistics for each event loop.
  	 * This value will be null if event loops are not defined.
  	 */
  	public final EventLoopStats[] eventLoops;
  
  	/**
  	 * Number of connections residing in sync connection shutdown queue.
  	 */
  	public final int recoverQueueSize;
  
  	/**
  	 * Count of add node failures since the client was started.
  	 */
  	public final int invalidNodeCount;
  
  	/**
  	 * Count of command retries since the client was started.
  	 */
  	public final long retryCount;
  
  	/**
  	 * Cluster statistics constructor.
  	 */
  	public ClusterStats(
  		Cluster cluster,
  		NodeStats[] nodes,
  		EventLoopStats[] eventLoops
  	) {
  		this.nodes = nodes;
  		this.eventLoops = eventLoops;
  		this.recoverQueueSize = cluster.getRecoverQueueSize();
  		this.invalidNodeCount = cluster.getInvalidNodeCount();
  		this.retryCount = cluster.getRetryCount();
  	}
  
  	/**
  	 * Convert statistics to string.
  	 */
  	public String toString() {
  		StringBuilder sb = new StringBuilder(1024);
  
  		sb.append("nodes(inUse,inPool,opened,closed):");
  		sb.append(System.lineSeparator());
  
  		for (NodeStats stat : nodes) {
  			sb.append(stat);
  			sb.append(System.lineSeparator());
  		}
  
  		if (eventLoops != null) {
  			sb.append("eventLoops(processSize,queueSize): ");
  
  			for (int i = 0; i < eventLoops.length; i++) {
  				EventLoopStats stat = eventLoops[i];
  
  				if (i > 0) {
  					sb.append(',');
  				}
  				sb.append('(');
  				sb.append(stat);
  				sb.append(')');
  			}
  			sb.append(System.lineSeparator());
  		}
  
  		sb.append("recoverQueueSize: " + recoverQueueSize);
  		sb.append(System.lineSeparator());
  		sb.append("invalidNodeCount: " + invalidNodeCount);
  		sb.append(System.lineSeparator());
  		sb.append("retryCount: " + retryCount);
  		return sb.toString();
  	}
  }
  