java.nio.file.Files.readSymbolicLink()方法的使用及代码示例

x33g5p2x  于2022-01-17 转载在 其他  
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本文整理了Java中java.nio.file.Files.readSymbolicLink()方法的一些代码示例，展示了Files.readSymbolicLink()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Files.readSymbolicLink()方法的具体详情如下：
包路径：java.nio.file.Files
类名称：Files
方法名：readSymbolicLink

Files.readSymbolicLink介绍

暂无

代码示例

代码示例来源：origin: org.codehaus.plexus/plexus-utils

/**
 * Reads the target of the symbolic link
 *
 * @param symlink A file that is a symlink
 * @return A file that is the target of the symlink
 * @throws java.io.IOException
 */
public static File readSymbolicLink( File symlink )
  throws IOException
{
  Path path = Files.readSymbolicLink( symlink.toPath() );
  return path.toFile();
}

代码示例来源：origin: syncany/syncany

public static String readSymlinkTarget(File file) {
  try {
    return Files.readSymbolicLink(Paths.get(file.getAbsolutePath())).toString();
  }
  catch (IOException e) {
    return null;
  }
}

代码示例来源：origin: eclipse-vertx/vert.x

public String perform() {
  try {
   Path source = vertx.resolveFile(link).toPath();
   return Files.readSymbolicLink(source).toString();
  } catch (IOException e) {
   throw new FileSystemException(e);
  }
 }
};

代码示例来源：origin: apache/ignite

/** {@inheritDoc} */
@Override public Path getLinkTarget(Path f) throws IOException {
  File file = Files.readSymbolicLink(convert(f).toPath()).toFile();
  return new Path(file.toURI());
}

代码示例来源：origin: apache/ignite

/**
 * @param file File to resolve.
 * @return Resolved file if it is a symbolic link or original file.
 * @throws IOException If failed to resolve symlink.
 */
public static File resolveSymbolicLink(File file) throws IOException {
  Path path = file.toPath();
  return Files.isSymbolicLink(path) ? Files.readSymbolicLink(path).toFile() : file;
}

代码示例来源：origin: jenkinsci/jenkins

/**
 * Resolves symlink, if the given file is a symlink. Otherwise return null.
 * <p>
 * If the resolution fails, report an error.
 *
 * @return
 *      null if the given file is not a symlink.
 *      If the symlink is absolute, the returned string is an absolute path.
 *      If the symlink is relative, the returned string is that relative representation.
 *      The relative path is meant to be resolved from the location of the symlink.
 */
@CheckForNull
public static String resolveSymlink(@Nonnull File link) throws IOException {
  try {
    Path path = fileToPath(link);
    return Files.readSymbolicLink(path).toString();
  } catch (UnsupportedOperationException | FileSystemException x) {
    // no symlinks on this platform (windows?),
    // or not a link (// Thrown ("Incorrect function.") on JDK 7u21 in Windows 2012 when called on a non-symlink,
    // rather than NotLinkException, contrary to documentation. Maybe only when not on NTFS?) ?
    return null;
  } catch (IOException x) {
    throw x;
  } catch (Exception x) {
    throw new IOException(x);
  }
}

代码示例来源：origin: apache/ignite

/**
 * @return File status.
 */
private FileStatus fileStatus(File file) throws IOException {
  boolean dir = file.isDirectory();
  java.nio.file.Path path = dir ? null : file.toPath();
  return new FileStatus(dir ? 0 : file.length(), dir, 1, 4 * 1024, file.lastModified(), file.lastModified(),
    /*permission*/null, /*owner*/null, /*group*/null, dir ? null : Files.isSymbolicLink(path) ?
    new Path(Files.readSymbolicLink(path).toUri()) : null, new Path(file.toURI()));
}

代码示例来源：origin: apache/ignite

/**
 * Checks if link is correct.
 *
 * @param link Symbolic link.
 * @param correctTarget Correct link target.
 * @return {@code true} If link target is correct.
 */
private static boolean isJarLinkCorrect(File link, File correctTarget) {
  if (!Files.isSymbolicLink(link.toPath()))
    return false; // It is a real file or it does not exist.
  Path target = null;
  try {
    target = Files.readSymbolicLink(link.toPath());
  }
  catch (IOException e) {
    exit("Failed to read symbolic link: " + link.getAbsolutePath(), e);
  }
  return Files.exists(target) && target.toFile().equals(correctTarget);
}

代码示例来源：origin: apache/storm

Path versionFile = Files.readSymbolicLink(current);
Matcher m = VERSION_FILE_PATTERN.matcher(versionFile.getFileName().toString());
if (m.matches()) {

代码示例来源：origin: bytedeco/javacpp

Path linkPath = linkFile.toPath();
Path targetPath = Paths.get(name);
if ((!linkFile.exists() || !Files.isSymbolicLink(linkPath) || !Files.readSymbolicLink(linkPath).equals(targetPath))
    && !targetPath.isAbsolute() && !targetPath.equals(linkPath.getFileName())) {
  if (logger.isDebugEnabled()) {
    Path linkPath2 = linkFile2.toPath();
    Path relativeTarget = Paths.get(parent2).relativize(Paths.get(parent)).resolve(name);
    if ((!linkFile2.exists() || !Files.isSymbolicLink(linkPath2) || !Files.readSymbolicLink(linkPath2).equals(relativeTarget))
        && !relativeTarget.isAbsolute() && !relativeTarget.equals(linkPath2.getFileName())) {
      if (logger.isDebugEnabled()) {

代码示例来源：origin: oracle/opengrok

String linkedTo = Files.readSymbolicLink(given).toRealPath().toString();
if (linkedTo.regionMatches(0, wsRoot, 0, wsRoot.length())) {
  relRoot = linkedTo.substring(wsRoot.length());

代码示例来源：origin: bytedeco/javacpp

try {
  Path path = file.toPath(), targetPath = Paths.get(target);
  if ((!file.exists() || !Files.isSymbolicLink(path) || !Files.readSymbolicLink(path).equals(targetPath))
      && targetPath.isAbsolute() && !targetPath.equals(path)) {
    if (logger.isDebugEnabled()) {
    if ((!file.exists() || !Files.isSymbolicLink(path) || !Files.readSymbolicLink(path).equals(targetPath))
        && targetPath.isAbsolute() && !targetPath.equals(path)) {
      if (logger.isDebugEnabled()) {
  try {
    Path path = file.toPath(), urlPath = urlFile.toPath();
    if ((!file.exists() || !Files.isSymbolicLink(path) || !Files.readSymbolicLink(path).equals(urlPath))
        && urlPath.isAbsolute() && !urlPath.equals(path)) {
      if (logger.isDebugEnabled()) {
      if ((!file.exists() || !Files.isSymbolicLink(path) || !Files.readSymbolicLink(path).equals(urlPath))
          && urlPath.isAbsolute() && !urlPath.equals(path)) {
        if (logger.isDebugEnabled()) {

代码示例来源：origin: bytedeco/javacpp

Path linkPath = linkFile.toPath();
Path targetPath = file2.toPath();
if ((!linkFile.exists() || !Files.isSymbolicLink(linkPath) || !Files.readSymbolicLink(linkPath).equals(targetPath))
    && targetPath.isAbsolute() && !targetPath.equals(linkPath)) {
  if (logger.isDebugEnabled()) {

代码示例来源：origin: io.vertx/vertx-core

public String perform() {
  try {
   Path source = vertx.resolveFile(link).toPath();
   return Files.readSymbolicLink(source).toString();
  } catch (IOException e) {
   throw new FileSystemException(e);
  }
 }
};

代码示例来源：origin: org.eclipse.jgit/org.eclipse.jgit

/**
 * Get file length
 *
 * @param file
 *            a {@link java.io.File}.
 * @return length of the given file
 * @throws java.io.IOException
 * @since 4.1
 */
public static long getLength(File file) throws IOException {
  Path nioPath = toPath(file);
  if (Files.isSymbolicLink(nioPath))
    return Files.readSymbolicLink(nioPath).toString()
        .getBytes(UTF_8).length;
  return Files.size(nioPath);
}

代码示例来源：origin: org.nuxeo.ecm.core/nuxeo-core-api

path = Files.readSymbolicLink(path);
if (!Files.exists(path)) {
  throw new FileNotFoundException(filePath);

代码示例来源：origin: org.eclipse.jgit/org.eclipse.jgit

/**
 * Read target path of the symlink.
 *
 * @param path
 *            a {@link java.io.File} object.
 * @return target path of the symlink, or null if it is not a symbolic link
 * @throws java.io.IOException
 * @since 3.0
 */
public static String readSymLink(File path) throws IOException {
  Path nioPath = toPath(path);
  Path target = Files.readSymbolicLink(nioPath);
  String targetString = target.toString();
  if (SystemReader.getInstance().isWindows()) {
    targetString = targetString.replace('\\', '/');
  } else if (SystemReader.getInstance().isMacOS()) {
    targetString = Normalizer.normalize(targetString, Form.NFC);
  }
  return targetString;
}

代码示例来源：origin: org.eclipse.jetty/jetty-util

return path.getParent().resolve(Files.readSymbolicLink(path));
if (Files.exists(path))

代码示例来源：origin: addthis/hydra

private Path resolveLink(Path path) throws IOException {
  int depth;
  for (depth = 0; depth < SYMLINK_MAX_DEPTH && Files.isSymbolicLink(path); depth++) {
    path = Files.readSymbolicLink(path);
  }
  if (depth == SYMLINK_MAX_DEPTH) {
    return null;
  } else {
    return path;
  }
}

代码示例来源：origin: biz.aQute.bnd/biz.aQute.bndlib

public static Path mkdirs(Path dir) throws IOException {
  if (Files.isSymbolicLink(dir)) {
    return mkdirs(Files.readSymbolicLink(dir));
  }
  return Files.createDirectories(dir);
}

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