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• 3.1.15
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• SocketUtil.java

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com.github.shoothzj.javatool.util.SocketUtil Maven / Gradle / Ivy

package com.github.shoothzj.javatool.util;

import java.net.ServerSocket;

public class SocketUtil {

    public static int getFreePort() throws Exception {
        try (ServerSocket serverSocket = new ServerSocket(0)) {
            return serverSocket.getLocalPort();
        }
    }

}