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8325949: Create an internal utility method for creating VarHandle instances

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Reviewed-by: rriggs
This commit is contained in:
Per Minborg 2024-09-23 10:57:43 +00:00
parent 67448b0eb2
commit 384deda65f
31 changed files with 232 additions and 317 deletions
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13
src/java.base/share/classes/java/net/Socket.java
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@ -27,6 +27,7 @@ package java.net;
import jdk.internal.event.SocketReadEvent;
import jdk.internal.event.SocketWriteEvent;
import jdk.internal.invoke.MhUtil;
import sun.security.util.SecurityConstants;
import java.io.InputStream;
@ -102,14 +103,10 @@ import java.util.Collections;
public class Socket implements java.io.Closeable {
private static final VarHandle STATE, IN, OUT;
static {
try {
MethodHandles.Lookup l = MethodHandles.lookup();
STATE = l.findVarHandle(Socket.class, "state", int.class);
IN = l.findVarHandle(Socket.class, "in", InputStream.class);
OUT = l.findVarHandle(Socket.class, "out", OutputStream.class);
} catch (Exception e) {
throw new InternalError(e);
}
MethodHandles.Lookup l = MethodHandles.lookup();
STATE = MhUtil.findVarHandle(l, "state", int.class);
IN = MhUtil.findVarHandle(l, "in", InputStream.class);
OUT = MhUtil.findVarHandle(l, "out", OutputStream.class);
}
// the underlying SocketImpl, may be null, may be swapped when connecting