JDK 17 java.base.jmod is the JMOD file for JDK 17 Base module.

JDK 17 Base module compiled class files are stored in \fyicenter\jdk-17.0.5\jmods\java.base.jmod.

JDK 17 Base module compiled class files are also linked and stored in the \fyicenter\jdk-17.0.5\lib\modules JImage file.

JDK 17 Base module source code files are stored in \fyicenter\jdk-17.0.5\lib\src.zip\java.base.

You can click and view the content of each source code file in the list below.

⏎ java/net/Inet4AddressImpl.java

/*
 * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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 */
package java.net;
import java.io.IOException;

/*
 * Package private implementation of InetAddressImpl for IPv4.
 *
 * @since 1.4
 */
class Inet4AddressImpl implements InetAddressImpl {
    public native String getLocalHostName() throws UnknownHostException;
    public native InetAddress[]
        lookupAllHostAddr(String hostname) throws UnknownHostException;
    public native String getHostByAddr(byte[] addr) throws UnknownHostException;
    private native boolean isReachable0(byte[] addr, int timeout, byte[] ifaddr, int ttl) throws IOException;

    public synchronized InetAddress anyLocalAddress() {
        if (anyLocalAddress == null) {
            anyLocalAddress = new Inet4Address(); // {0x00,0x00,0x00,0x00}
            anyLocalAddress.holder().hostName = "0.0.0.0";
        }
        return anyLocalAddress;
    }

    public synchronized InetAddress loopbackAddress() {
        if (loopbackAddress == null) {
            byte[] loopback = {0x7f,0x00,0x00,0x01};
            loopbackAddress = new Inet4Address("localhost", loopback);
        }
        return loopbackAddress;
    }

  public boolean isReachable(InetAddress addr, int timeout, NetworkInterface netif, int ttl) throws IOException {
      byte[] ifaddr = null;
      if (netif != null) {
          /*
           * Let's make sure we use an address of the proper family
           */
          java.util.Enumeration<InetAddress> it = netif.getInetAddresses();
          InetAddress inetaddr = null;
          while (!(inetaddr instanceof Inet4Address) &&
                 it.hasMoreElements())
              inetaddr = it.nextElement();
          if (inetaddr instanceof Inet4Address)
              ifaddr = inetaddr.getAddress();
      }
      return isReachable0(addr.getAddress(), timeout, ifaddr, ttl);
  }
    private InetAddress      anyLocalAddress;
    private InetAddress      loopbackAddress;
}

⏎ java/net/Inet4AddressImpl.java

Or download all of them as a single archive file:

File name: java.base-17.0.5-src.zip
File size: 8883851 bytes
Release date: 2022-09-13
Download 

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