86 lines
2.5 KiB
Java
86 lines
2.5 KiB
Java
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/*
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* Copyright (c) 2008, 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package sun.nio.fs;
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/**
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* Represents an entry in the mount table.
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*/
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class UnixMountEntry {
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private byte[] name; // file system name
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private byte[] dir; // directory (mount point)
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private byte[] fstype; // ufs, nfs, ...
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private byte[] opts; // mount options
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private long dev; // device ID
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private volatile String fstypeAsString;
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private volatile String optionsAsString;
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UnixMountEntry() {
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}
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String name() {
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return Util.toString(name);
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}
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String fstype() {
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if (fstypeAsString == null)
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fstypeAsString = Util.toString(fstype);
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return fstypeAsString;
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}
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byte[] dir() {
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return dir;
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}
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long dev() {
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return dev;
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}
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/**
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* Tells whether the mount entry has the given option.
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*/
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boolean hasOption(String requested) {
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if (optionsAsString == null)
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optionsAsString = Util.toString(opts);
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for (String opt: Util.split(optionsAsString, ',')) {
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if (opt.equals(requested))
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return true;
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}
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return false;
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}
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// generic option
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boolean isIgnored() {
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return hasOption("ignore");
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}
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// generic option
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boolean isReadOnly() {
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return hasOption("ro");
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}
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}
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