本文整理汇总了Java中org.apache.commons.io.FileUtils.isSymlink方法的典型用法代码示例。如果您正苦于以下问题：Java FileUtils.isSymlink方法的具体用法？Java FileUtils.isSymlink怎么用？Java FileUtils.isSymlink使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.commons.io.FileUtils的用法示例。
在下文中一共展示了FileUtils.isSymlink方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: changePermissions
import org.apache.commons.io.FileUtils; //导入方法依赖的package包/类
private void changePermissions(FileSystem fs, final Path path)
throws IOException, InterruptedException {
File f = new File(path.toUri());
if (FileUtils.isSymlink(f)) {
// avoid following symlinks when changing permissions
return;
}
boolean isDir = f.isDirectory();
FsPermission perm = cachePerms;
// set public perms as 755 or 555 based on dir or file
if (resource.getVisibility() == LocalResourceVisibility.PUBLIC) {
perm = isDir ? PUBLIC_DIR_PERMS : PUBLIC_FILE_PERMS;
}
// set private perms as 700 or 500
else {
// PRIVATE:
// APPLICATION:
perm = isDir ? PRIVATE_DIR_PERMS : PRIVATE_FILE_PERMS;
}
LOG.debug("Changing permissions for path " + path + " to perm " + perm);
final FsPermission fPerm = perm;
if (null == userUgi) {
files.setPermission(path, perm);
} else {
userUgi.doAs(new PrivilegedExceptionAction<Void>() {
public Void run() throws Exception {
files.setPermission(path, fPerm);
return null;
}
});
}
if (isDir) {
FileStatus[] statuses = fs.listStatus(path);
for (FileStatus status : statuses) {
changePermissions(fs, status.getPath());
}
}
}
示例2: changePermissions
import org.apache.commons.io.FileUtils; //导入方法依赖的package包/类
/**
* Recursively change permissions of all files/dirs on path based
* on resource visibility.
* Change to 755 or 700 for dirs, 555 or 500 for files.
* @param fs FileSystem
* @param path Path to modify perms for
* @throws IOException
* @throws InterruptedException
*/
private void changePermissions(FileSystem fs, final Path path)
throws IOException, InterruptedException {
File f = new File(path.toUri());
if (FileUtils.isSymlink(f)) {
// avoid following symlinks when changing permissions
return;
}
boolean isDir = f.isDirectory();
FsPermission perm = cachePerms;
// set public perms as 755 or 555 based on dir or file
if (resource.getVisibility() == LocalResourceVisibility.PUBLIC) {
perm = isDir ? PUBLIC_DIR_PERMS : PUBLIC_FILE_PERMS;
}
// set private perms as 700 or 500
else {
// PRIVATE:
// APPLICATION:
perm = isDir ? PRIVATE_DIR_PERMS : PRIVATE_FILE_PERMS;
}
LOG.debug("Changing permissions for path " + path
+ " to perm " + perm);
final FsPermission fPerm = perm;
if (null == userUgi) {
files.setPermission(path, perm);
}
else {
userUgi.doAs(new PrivilegedExceptionAction<Void>() {
public Void run() throws Exception {
files.setPermission(path, fPerm);
return null;
}
});
}
if (isDir) {
FileStatus[] statuses = fs.listStatus(path);
for (FileStatus status : statuses) {
changePermissions(fs, status.getPath());
}
}
}