output: #fixed code
                                  public static File cacheResource(URL resourceURL, String target) throws IOException {
          // Find appropriate subdirectory in cache for the resource ...
          File urlFile;
          try {
              urlFile = new File(new URI(resourceURL.toString().split("#")[0]));
          } catch (IllegalArgumentException | URISyntaxException e) {
              urlFile = new File(resourceURL.getPath());
          }
          String name = urlFile.getName();
          boolean reference = false;
          long size, timestamp;
          File cacheDir = getCacheDir();
          File cacheSubdir = cacheDir.getCanonicalFile();
          String s = System.getProperty("org.bytedeco.javacpp.cachedir.nosubdir", "false").toLowerCase();
          boolean noSubdir = s.equals("true") || s.equals("t") || s.equals("");
          URLConnection urlConnection = resourceURL.openConnection();
          if (urlConnection instanceof JarURLConnection) {
              JarFile jarFile = ((JarURLConnection)urlConnection).getJarFile();
              JarEntry jarEntry = ((JarURLConnection)urlConnection).getJarEntry();
              File jarFileFile = new File(jarFile.getName());
              File jarEntryFile = new File(jarEntry.getName());
              size = jarEntry.getSize();
              timestamp = jarEntry.getTime();
              if (!noSubdir) {
                  String subdirName = jarFileFile.getName();
                  String parentName = jarEntryFile.getParent();
                  if (parentName != null) {
                      subdirName = subdirName + File.separator + parentName;
                  }
                  cacheSubdir = new File(cacheSubdir, subdirName);
              }
          } else if (urlConnection instanceof HttpURLConnection) {
              size = urlConnection.getContentLength();
              timestamp = urlConnection.getLastModified();
              if (!noSubdir) {
                  String path = resourceURL.getHost() + resourceURL.getPath();
                  cacheSubdir = new File(cacheSubdir, path.substring(0, path.lastIndexOf('/') + 1));
              }
          } else {
              size = urlFile.length();
              timestamp = urlFile.lastModified();
              if (!noSubdir) {
                  cacheSubdir = new File(cacheSubdir, urlFile.getParentFile().getName());
              }
          }
          if (resourceURL.getRef() != null) {
              // ... get the URL fragment to let users rename library files ...
              String newName = resourceURL.getRef();
              // ... but create a symbolic link only if the name does not change ...
              reference = newName.equals(name);
              name = newName;
          }
          File file = new File(cacheSubdir, name);
          File lockFile = new File(cacheDir, ".lock");
          FileChannel lockChannel = null;
          FileLock lock = null;
          ReentrantLock threadLock = null;
          if (target != null && target.length() > 0) {
              // ... create symbolic link to already extracted library or ...
              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()) {
                          logger.debug("Locking " + cacheDir + " to create symbolic link");
                      }
                      threadLock = new ReentrantLock();
                      threadLock.lock();
                      lockChannel = new FileOutputStream(lockFile).getChannel();
                      lock = lockChannel.lock();
                      if ((!file.exists() || !Files.isSymbolicLink(path) || !Files.readSymbolicLink(path).equals(targetPath))
                              && targetPath.isAbsolute() && !targetPath.equals(path)) {
                          if (logger.isDebugEnabled()) {
                              logger.debug("Creating symbolic link " + path + " to " + targetPath);
                          }
                          try {
                              file.getParentFile().mkdirs();
                              Files.createSymbolicLink(path, targetPath);
                          } catch (java.nio.file.FileAlreadyExistsException e) {
                              file.delete();
                              Files.createSymbolicLink(path, targetPath);
                          }
                      }
                  }
              } catch (IOException | RuntimeException e) {
                  // ... (probably an unsupported operation on Windows, but DLLs never need links,
                  // or other (filesystem?) exception: for example,
                  // "sun.nio.fs.UnixException: No such file or directory" on File.toPath()) ...
                  if (logger.isDebugEnabled()) {
                      logger.debug("Failed to create symbolic link " + file + ": " + e);
                  }
                  return null;
              } finally {
                  if (lock != null) {
                      lock.release();
                  }
                  if (lockChannel != null) {
                      lockChannel.close();
                  }
                  if (threadLock != null) {
                      threadLock.unlock();
                  }
              }
          } else {
              if (urlFile.exists() && reference) {
                  // ... try to create a symbolic link to the existing file, if we can, ...
                  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()) {
                              logger.debug("Locking " + cacheDir + " to create symbolic link");
                          }
                          threadLock = new ReentrantLock();
                          threadLock.lock();
                          lockChannel = new FileOutputStream(lockFile).getChannel();
                          lock = lockChannel.lock();
                          if ((!file.exists() || !Files.isSymbolicLink(path) || !Files.readSymbolicLink(path).equals(urlPath))
                                  && urlPath.isAbsolute() && !urlPath.equals(path)) {
                              if (logger.isDebugEnabled()) {
                                  logger.debug("Creating symbolic link " + path + " to " + urlPath);
                              }
                              try {
                                  file.getParentFile().mkdirs();
                                  Files.createSymbolicLink(path, urlPath);
                              } catch (java.nio.file.FileAlreadyExistsException e) {
                                  file.delete();
                                  Files.createSymbolicLink(path, urlPath);
                              }
                          }
                      }
                      return file;
                  } catch (IOException | RuntimeException e) {
                      // ... (let's try to copy the file instead, such as on Windows) ...
                      if (logger.isDebugEnabled()) {
                          logger.debug("Could not create symbolic link " + file + ": " + e);
                      }
                  } finally {
                      if (lock != null) {
                          lock.release();
                      }
                      if (lockChannel != null) {
                          lockChannel.close();
                      }
                      if (threadLock != null) {
                          threadLock.unlock();
                      }
                  }
              }
              // ... check if it has not already been extracted, and if not ...
              if (!file.exists() || file.length() != size || file.lastModified() != timestamp
                      || !cacheSubdir.equals(file.getCanonicalFile().getParentFile())) {
                  // ... add lock to avoid two JVMs access cacheDir simultaneously and ...
                  try {
                      if (logger.isDebugEnabled()) {
                          logger.debug("Locking " + cacheDir + " before extracting");
                      }
                      threadLock = new ReentrantLock();
                      threadLock.lock();
                      lockChannel = new FileOutputStream(lockFile).getChannel();
                      lock = lockChannel.lock();
                      // ... check if other JVM has extracted it before this JVM get the lock ...
                      if (!file.exists() || file.length() != size || file.lastModified() != timestamp
                              || !cacheSubdir.equals(file.getCanonicalFile().getParentFile())) {
                          // ... extract it from our resources ...
                          if (logger.isDebugEnabled()) {
                              logger.debug("Extracting " + resourceURL);
                          }
                          file.delete();
                          extractResource(resourceURL, file, null, null);
                          file.setLastModified(timestamp);
                      }
                  } finally {
                      if (lock != null) {
                          lock.release();
                      }
                      if (lockChannel != null) {
                          lockChannel.close();
                      }
                      if (threadLock != null) {
                          threadLock.unlock();
                      }
                  }
              }
          }
          return file;
      }
input: #vulnerable code 
                                  public static File cacheResource(URL resourceURL, String target) throws IOException {
          // Find appropriate subdirectory in cache for the resource ...
          File urlFile;
          try {
              urlFile = new File(new URI(resourceURL.toString().split("#")[0]));
          } catch (IllegalArgumentException | URISyntaxException e) {
              urlFile = new File(resourceURL.getPath());
          }
          String name = urlFile.getName();
          boolean reference = false;
          long size, timestamp;
          File cacheDir = getCacheDir();
          File cacheSubdir = cacheDir.getCanonicalFile();
          String s = System.getProperty("org.bytedeco.javacpp.cachedir.nosubdir", "false").toLowerCase();
          boolean noSubdir = s.equals("true") || s.equals("t") || s.equals("");
          URLConnection urlConnection = resourceURL.openConnection();
          if (urlConnection instanceof JarURLConnection) {
              JarFile jarFile = ((JarURLConnection)urlConnection).getJarFile();
              JarEntry jarEntry = ((JarURLConnection)urlConnection).getJarEntry();
              File jarFileFile = new File(jarFile.getName());
              File jarEntryFile = new File(jarEntry.getName());
              size = jarEntry.getSize();
              timestamp = jarEntry.getTime();
              if (!noSubdir) {
                  String subdirName = jarFileFile.getName();
                  String parentName = jarEntryFile.getParent();
                  if (parentName != null) {
                      subdirName = subdirName + File.separator + parentName;
                  }
                  cacheSubdir = new File(cacheSubdir, subdirName);
              }
          } else {
              size = urlFile.length();
              timestamp = urlFile.lastModified();
              if (!noSubdir) {
                  cacheSubdir = new File(cacheSubdir, urlFile.getParentFile().getName());
              }
          }
          if (resourceURL.getRef() != null) {
              // ... get the URL fragment to let users rename library files ...
              String newName = resourceURL.getRef();
              // ... but create a symbolic link only if the name does not change ...
              reference = newName.equals(name);
              name = newName;
          }
          File file = new File(cacheSubdir, name);
          File lockFile = new File(cacheDir, ".lock");
          FileChannel lockChannel = null;
          FileLock lock = null;
          ReentrantLock threadLock = null;
          if (target != null && target.length() > 0) {
              // ... create symbolic link to already extracted library or ...
              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()) {
                          logger.debug("Locking " + cacheDir + " to create symbolic link");
                      }
                      threadLock = new ReentrantLock();
                      threadLock.lock();
                      lockChannel = new FileOutputStream(lockFile).getChannel();
                      lock = lockChannel.lock();
                      if ((!file.exists() || !Files.isSymbolicLink(path) || !Files.readSymbolicLink(path).equals(targetPath))
                              && targetPath.isAbsolute() && !targetPath.equals(path)) {
                          if (logger.isDebugEnabled()) {
                              logger.debug("Creating symbolic link " + path + " to " + targetPath);
                          }
                          try {
                              file.getParentFile().mkdirs();
                              Files.createSymbolicLink(path, targetPath);
                          } catch (java.nio.file.FileAlreadyExistsException e) {
                              file.delete();
                              Files.createSymbolicLink(path, targetPath);
                          }
                      }
                  }
              } catch (IOException | RuntimeException e) {
                  // ... (probably an unsupported operation on Windows, but DLLs never need links,
                  // or other (filesystem?) exception: for example,
                  // "sun.nio.fs.UnixException: No such file or directory" on File.toPath()) ...
                  if (logger.isDebugEnabled()) {
                      logger.debug("Failed to create symbolic link " + file + ": " + e);
                  }
                  return null;
              } finally {
                  if (lock != null) {
                      lock.release();
                  }
                  if (lockChannel != null) {
                      lockChannel.close();
                  }
                  if (threadLock != null) {
                      threadLock.unlock();
                  }
              }
          } else {
              if (urlFile.exists() && reference) {
                  // ... try to create a symbolic link to the existing file, if we can, ...
                  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()) {
                              logger.debug("Locking " + cacheDir + " to create symbolic link");
                          }
                          threadLock = new ReentrantLock();
                          threadLock.lock();
                          lockChannel = new FileOutputStream(lockFile).getChannel();
                          lock = lockChannel.lock();
                          if ((!file.exists() || !Files.isSymbolicLink(path) || !Files.readSymbolicLink(path).equals(urlPath))
                                  && urlPath.isAbsolute() && !urlPath.equals(path)) {
                              if (logger.isDebugEnabled()) {
                                  logger.debug("Creating symbolic link " + path + " to " + urlPath);
                              }
                              try {
                                  file.getParentFile().mkdirs();
                                  Files.createSymbolicLink(path, urlPath);
                              } catch (java.nio.file.FileAlreadyExistsException e) {
                                  file.delete();
                                  Files.createSymbolicLink(path, urlPath);
                              }
                          }
                      }
                      return file;
                  } catch (IOException | RuntimeException e) {
                      // ... (let's try to copy the file instead, such as on Windows) ...
                      if (logger.isDebugEnabled()) {
                          logger.debug("Could not create symbolic link " + file + ": " + e);
                      }
                  } finally {
                      if (lock != null) {
                          lock.release();
                      }
                      if (lockChannel != null) {
                          lockChannel.close();
                      }
                      if (threadLock != null) {
                          threadLock.unlock();
                      }
                  }
              }
              // ... check if it has not already been extracted, and if not ...
              if (!file.exists() || file.length() != size || file.lastModified() != timestamp
                      || !cacheSubdir.equals(file.getCanonicalFile().getParentFile())) {
                  // ... add lock to avoid two JVMs access cacheDir simultaneously and ...
                  try {
                      if (logger.isDebugEnabled()) {
                          logger.debug("Locking " + cacheDir + " before extracting");
                      }
                      threadLock = new ReentrantLock();
                      threadLock.lock();
                      lockChannel = new FileOutputStream(lockFile).getChannel();
                      lock = lockChannel.lock();
                      // ... check if other JVM has extracted it before this JVM get the lock ...
                      if (!file.exists() || file.length() != size || file.lastModified() != timestamp
                              || !cacheSubdir.equals(file.getCanonicalFile().getParentFile())) {
                          // ... extract it from our resources ...
                          if (logger.isDebugEnabled()) {
                              logger.debug("Extracting " + resourceURL);
                          }
                          file.delete();
                          extractResource(resourceURL, file, null, null);
                          file.setLastModified(timestamp);
                      }
                  } finally {
                      if (lock != null) {
                          lock.release();
                      }
                      if (lockChannel != null) {
                          lockChannel.close();
                      }
                      if (threadLock != null) {
                          threadLock.unlock();
                      }
                  }
              }
          }
          return file;
      } 
                              #location 33 
                              #vulnerability type RESOURCE_LEAK