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8244202: Implementation of JEP 418: Internet-Address Resolution SPI

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Co-authored-by: Chris Hegarty <chegar@openjdk.org>
Co-authored-by: Daniel Fuchs <dfuchs@openjdk.org>
Co-authored-by: Alan Bateman <alanb@openjdk.org>
Reviewed-by: dfuchs, alanb, michaelm, chegar
This commit is contained in:
Aleksei Efimov 2021-11-11 14:33:58 +00:00
parent c29cab8ab4
commit 2ca4ff87b7
56 changed files with 2986 additions and 293 deletions
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13
src/java.base/share/classes/java/net/Inet4AddressImpl.java
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@ -24,6 +24,9 @@
*/
package java.net;
import java.io.IOException;
import java.net.spi.InetAddressResolver.LookupPolicy;
import static java.net.spi.InetAddressResolver.LookupPolicy.IPV4;
/*
* Package private implementation of InetAddressImpl for IPv4.
@ -32,8 +35,14 @@ import java.io.IOException;
*/
final class Inet4AddressImpl implements InetAddressImpl {
public native String getLocalHostName() throws UnknownHostException;
public native InetAddress[]
lookupAllHostAddr(String hostname) throws UnknownHostException;
public InetAddress[] lookupAllHostAddr(String hostname, LookupPolicy lookupPolicy)
throws UnknownHostException {
if ((lookupPolicy.characteristics() & IPV4) == 0) {
throw new UnknownHostException(hostname);
}
return lookupAllHostAddr(hostname);
}
private 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;