package io.reactivex.netty.examples;
import org.slf4j.Logger;
<BUG>import org.slf4j.LoggerFactory;
public class AbstractServerExample {</BUG>
public static final int NOT_STARTED_PORT = -1;
<BUG>public static int serverPort = NOT_STARTED_PORT;
protected static Logger logger = LoggerFactory.getLogger(AbstractServerExample.class);</BUG>
public static void mockLogger(Logger logger) {

package io.reactivex.netty.examples;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
public class AbstractServerExample {
public static final int NOT_STARTED_PORT = -1;
private static final Map<String, Integer> serverPorts = new ConcurrentHashMap<>();
protected static Logger logger = LoggerFactory.getLogger(AbstractServerExample.class);
public static void mockLogger(Logger logger) {
