8262883: doccheck: Broken links in java.base

Reviewed-by: lancea

Author: Michael-Mc-Mahon

src/java.base/share/classes/java/lang/invoke/MethodHandles.java

@@ -1891,7 +1891,7 @@ public enum ClassOption {
              *
              * <p> By default, a hidden class or interface may be unloaded
              * even if the class loader that is marked as its defining loader is
-             * <a href="../ref/package.html#reachability">reachable</a>.
+             * <a href="../ref/package-summary.html#reachability">reachable</a>.
 
              *
              * @jls 12.7 Unloading of Classes and Interfaces
@@ -2031,7 +2031,7 @@ static int optionsToFlag(Set<ClassOption> options) {
          *
          * By default, however, a hidden class or interface may be unloaded even if
          * the class loader that is marked as its defining loader is
-         * <a href="../ref/package.html#reachability">reachable</a>.
+         * <a href="../ref/package-summary.html#reachability">reachable</a>.
          * This behavior is useful when a hidden class or interface serves multiple
          * classes defined by arbitrary class loaders.  In other cases, a hidden
          * class or interface may be linked to a single class (or a small number of classes)

src/java.base/share/classes/java/net/UnixDomainSocketAddress.java

@@ -35,7 +35,7 @@
 import java.nio.file.Path;
 
 /**
- * A <a href="package-summary.html#unixdomain">Unix domain</a> socket address.
+ * A Unix domain socket address.
  * A Unix domain socket address encapsulates a file-system path that Unix domain sockets
  * bind or connect to.
  *

src/java.base/share/classes/java/nio/channels/DatagramChannel.java

@@ -172,7 +172,7 @@ public static DatagramChannel open() throws IOException {
      * java.nio.channels.spi.SelectorProvider} object.  The channel will not be
      * connected.
      *
-     * @apiNote <a href="package-summary.html#unixdomain">Unix domain</a> sockets
+     * @apiNote {@linkplain java.net.UnixDomainSocketAddress Unix domain} sockets
      * are not supported by DatagramChannel.
      *
      * @param   family

src/java.base/share/classes/java/nio/channels/SocketChannel.java

@@ -332,7 +332,7 @@ public final int validOps() {
      * another socket can bind to the same name. If a socket channel to a Unix
      * Domain socket is <i>implicitly</i> bound by connecting it without calling
      * bind first, then its socket is
-     * <a href="../../java/net/UnixDomainSocketAddress.html#unnamed">unnamed</a>
+     * <a href="../../../java/net/UnixDomainSocketAddress.html#unnamed">unnamed</a>
      * with no corresponding socket file in the file-system. If a socket channel
      * to a Unix Domain socket is <i>automatically</i> bound by calling {@code
      * bind(null)} this results in an unnamed socket also.