Added File.touch
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@ -1287,6 +1287,53 @@ class FileUtil {
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return null;
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return null;
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}
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}
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/**
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* Touches a file, so that it's timestamp is right now. If the file is not created, it will be created automatically.
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*
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* @return true if the touch succeeded, false otherwise
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*/
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public static
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boolean touch(String file) {
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long timestamp = System.currentTimeMillis();
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return touch(new File(file).getAbsoluteFile(), timestamp);
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}
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/**
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* Touches a file, so that it's timestamp is right now. If the file is not created, it will be created automatically.
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*
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* @return true if the touch succeeded, false otherwise
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*/
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public static
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boolean touch(File file) {
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long timestamp = System.currentTimeMillis();
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return touch(file, timestamp);
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}
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/**
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* Touches a file, so that it's timestamp is right now. If the file is not created, it will be created automatically.
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*
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* @return true if the touch succeeded, false otherwise
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*/
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public static
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boolean touch(File file, long timestamp) {
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if (!file.exists()) {
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boolean mkdirs = file.getParentFile()
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.mkdirs();
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if (!mkdirs) {
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// error creating the parent directories.
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return false;
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}
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try {
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new FileOutputStream(file).close();
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} catch (IOException ignored) {
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return false;
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}
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}
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return file.setLastModified(timestamp);
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}
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//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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