--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/java.base/solaris/classes/sun/nio/fs/SolarisFileStore.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,111 @@
+/*
+ * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package sun.nio.fs;
+
+import java.nio.file.attribute.*;
+import java.io.IOException;
+
+import static sun.nio.fs.UnixNativeDispatcher.*;
+import static sun.nio.fs.SolarisConstants.*;
+
+/**
+ * Solaris implementation of FileStore
+ */
+
+class SolarisFileStore
+    extends UnixFileStore
+{
+    private final boolean xattrEnabled;
+
+    SolarisFileStore(UnixPath file) throws IOException {
+        super(file);
+        this.xattrEnabled = xattrEnabled();
+    }
+
+    SolarisFileStore(UnixFileSystem fs, UnixMountEntry entry) throws IOException {
+        super(fs, entry);
+        this.xattrEnabled = xattrEnabled();
+    }
+
+    // returns true if extended attributes enabled
+    private boolean xattrEnabled() {
+        long res = 0L;
+        try {
+            res = pathconf(file(), _PC_XATTR_ENABLED);
+        } catch (UnixException x) {
+            // ignore
+        }
+        return (res != 0L);
+    }
+
+    @Override
+    UnixMountEntry findMountEntry() throws IOException {
+        // On Solaris iterate over the entries in the mount table to find device
+        for (UnixMountEntry entry: file().getFileSystem().getMountEntries()) {
+            if (entry.dev() == dev()) {
+                return entry;
+            }
+        }
+        throw new IOException("Device not found in mnttab");
+    }
+
+    @Override
+    public boolean supportsFileAttributeView(Class<? extends FileAttributeView> type) {
+        if (type == AclFileAttributeView.class) {
+            // lookup fstypes.properties
+            FeatureStatus status = checkIfFeaturePresent("nfsv4acl");
+            switch (status) {
+                case PRESENT     : return true;
+                case NOT_PRESENT : return false;
+                default :
+                    // AclFileAttributeView available on ZFS
+                    return (type().equals("zfs"));
+            }
+        }
+        if (type == UserDefinedFileAttributeView.class) {
+            // lookup fstypes.properties
+            FeatureStatus status = checkIfFeaturePresent("xattr");
+            switch (status) {
+                case PRESENT     : return true;
+                case NOT_PRESENT : return false;
+                default :
+                    // UserDefinedFileAttributeView available if extended
+                    // attributes supported
+                    return xattrEnabled;
+            }
+        }
+        return super.supportsFileAttributeView(type);
+    }
+
+    @Override
+    public boolean supportsFileAttributeView(String name) {
+        if (name.equals("acl"))
+            return supportsFileAttributeView(AclFileAttributeView.class);
+        if (name.equals("user"))
+            return supportsFileAttributeView(UserDefinedFileAttributeView.class);
+        return super.supportsFileAttributeView(name);
+    }
+}