diff options
Diffstat (limited to 'Tools/Java/Source/Common/org/tianocore/common/cache')
-rw-r--r-- | Tools/Java/Source/Common/org/tianocore/common/cache/FileTimeStamp.java | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/Tools/Java/Source/Common/org/tianocore/common/cache/FileTimeStamp.java b/Tools/Java/Source/Common/org/tianocore/common/cache/FileTimeStamp.java deleted file mode 100644 index 968d31f15c..0000000000 --- a/Tools/Java/Source/Common/org/tianocore/common/cache/FileTimeStamp.java +++ /dev/null @@ -1,83 +0,0 @@ -/** @file
-This file is to define the FileTimeStamp class for speeding up the dependency check.
-
-Copyright (c) 2006, Intel Corporation
-All rights reserved. This program and the accompanying materials
-are licensed and made available under the terms and conditions of the BSD License
-which accompanies this distribution. The full text of the license may be found at
-http://opensource.org/licenses/bsd-license.php
-
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-package org.tianocore.common.cache;
-
-import java.io.File;
-import java.util.Map;
-import java.util.TreeMap;
-import java.util.HashMap;
-
-/**
- FileTimeStamp class is used to cache the time stamp of accessing file, which
- will speed up the dependency check for build
- **/
-public class FileTimeStamp {
- //
- // cache the modified timestamp of files accessed, to speed up the depencey check
- //
- private static Map<String, Long> timeStampCache = new HashMap<String, Long>();
-
- /**
- Get the time stamp of given file. It will try the cache first and then
- get from file system if no time stamp of the file is cached.
-
- @param file File name
-
- @return long The time stamp of the file
- **/
- synchronized public static long get(String file) {
- long timeStamp = 0;
-
- Long value = timeStampCache.get(file);
- if (value != null) {
- timeStamp = value.longValue();
- } else {
- timeStamp = new File(file).lastModified();
- timeStampCache.put(file, new Long(timeStamp));
- }
-
- return timeStamp;
- }
-
- /**
- Force update the time stamp for the given file
-
- @param file File name
- @param timeStamp The time stamp of the file
- **/
- synchronized public static void update(String file, long timeStamp) {
- timeStampCache.put(file, new Long(timeStamp));
- }
-
- /**
- Force update the time stamp for the given file
-
- @param file File name
- **/
- synchronized public static void update(String file) {
- long timeStamp = new File(file).lastModified();
- timeStampCache.put(file, new Long(timeStamp));
- }
-
- /**
- Check if the time stamp of given file has been cached for not
-
- @param file The file name
-
- @return boolean
- **/
- synchronized public static boolean containsKey(String file) {
- return timeStampCache.containsKey(file);
- }
-}
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