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ArangoDB Java Driver

There is a newer version: 7.15.0

package com.arangodb.internal.net;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.IOException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

public class HostSet {
	private static final Logger LOGGER = LoggerFactory.getLogger(HostSet.class);

	private final ArrayList hosts = new ArrayList<>();

	public HostSet() {
		super();
	}
	
	public HostSet(List hosts) {
		super();
		
		for (Host host : hosts) {
			addHost(host);
		}
		
	}
	
	public List getHostsList() {
		return Collections.unmodifiableList(hosts);
	}
	
	public void addHost(Host newHost) {
		
		if(hosts.contains(newHost)) {
			LOGGER.debug("Host" + newHost + " allready in Set");
			
			for (Host host : hosts) {
				if(host.equals(newHost)) {
					host.setMarkforDeletion(false);
				}
			}
			
		} else {
			hosts.add(newHost);
			LOGGER.debug("Added Host " + newHost + " - now " + hosts.size() + " Hosts in List");
		}
		
	}
	
	public void close() {
		LOGGER.debug("Close all Hosts in Set");
		
		for (Host host : hosts) {
			try {
				
				LOGGER.debug("Try to close Host " + host);
				host.close();
				
			} catch (IOException e) {
				LOGGER.warn("Error during closing the Host " + host, e);
			}
		}
	}
	
	public void markAllForDeletion() {
		
		for (Host host : hosts) {
			host.setMarkforDeletion(true);
		}
		
	}

	public void clearAllMarkedForDeletion() {
		
		LOGGER.debug("Clear all Hosts in Set with markForDeletion");
		
		for (Host host : hosts) {
			if(host.isMarkforDeletion()) {
				try {
					
					LOGGER.debug("Try to close Host " + host);
					host.close();
					
				} catch (IOException e) {
					LOGGER.warn("Error during closing the Host " + host, e);
				}
			}
		}
		
	}
	
	public void clear() {
		LOGGER.debug("Clear all Hosts in Set");
		
		close();
		hosts.clear();
	}
}