--- old/src/java.base/unix/classes/sun/nio/ch/SocketDispatcher.java	2018-06-04 11:02:21.561275231 -0700
+++ new/src/java.base/unix/classes/sun/nio/ch/SocketDispatcher.java	2018-06-04 11:02:21.307275226 -0700
@@ -33,29 +33,29 @@
  * for read and write operations.
  */
 
-class SocketDispatcher extends NativeDispatcher {
+public class SocketDispatcher extends NativeDispatcher {
 
-    int read(FileDescriptor fd, long address, int len) throws IOException {
+    protected int read(FileDescriptor fd, long address, int len) throws IOException {
         return FileDispatcherImpl.read0(fd, address, len);
     }
 
-    long readv(FileDescriptor fd, long address, int len) throws IOException {
+    protected long readv(FileDescriptor fd, long address, int len) throws IOException {
         return FileDispatcherImpl.readv0(fd, address, len);
     }
 
-    int write(FileDescriptor fd, long address, int len) throws IOException {
+    protected int write(FileDescriptor fd, long address, int len) throws IOException {
         return FileDispatcherImpl.write0(fd, address, len);
     }
 
-    long writev(FileDescriptor fd, long address, int len) throws IOException {
+    protected long writev(FileDescriptor fd, long address, int len) throws IOException {
         return FileDispatcherImpl.writev0(fd, address, len);
     }
 
-    void close(FileDescriptor fd) throws IOException {
+    protected void close(FileDescriptor fd) throws IOException {
         FileDispatcherImpl.close0(fd);
     }
 
-    void preClose(FileDescriptor fd) throws IOException {
+    public void preClose(FileDescriptor fd) throws IOException {
         FileDispatcherImpl.preClose0(fd);
     }
 }