Class FileUtil

java.lang.Object
com.vividsolutions.jump.util.FileUtil
public class FileUtil extends Object
File-related utility functions.

  • Field Details

  • Constructor Details

    • FileUtil

      public FileUtil()

  • Method Details

    • getContents

      public static List<String> getContents(String filename) throws IOException
      Gets the content of filename as a list of lines.
      Parameters:
      filename - name of the input file
      Returns:
      a list of strings representing the file's lines
      Throws:
      IOException - if an IOException occurred

    • getContents

      public static List<String> getContents(String filename, String encoding) throws IOException
      Gets the content of filename as a list of lines.
      Parameters:
      filename - name of the input file
      encoding - charset to use to decode filename
      Returns:
      a list of strings representing the file's lines
      Throws:
      IOException - if an Exception occurred

    • getContents

      public static List<String> getContents(URI uri) throws IOException
      Gets the content a compressed file passed as an URI.
      Parameters:
      uri - uri of the input resource
      Returns:
      a list of strings representing the compressed file's lines
      Throws:
      IOException - if an Exception occurred

    • getContents

      public static List<String> getContents(InputStream inputStream) throws IOException
      Gets the content of an inputSteam as a list of lines.
      Parameters:
      inputStream - inputStream to read from
      Returns:
      a list of lines
      Throws:
      IOException - if an Exception occurred

    • getContents

      public static List<String> getContents(InputStream inputStream, String encoding) throws IOException
      Gets the content of an inputSteam as a list of lines. inputStream is decoded with the specified charset.
      Parameters:
      inputStream - inputStream to read from
      encoding - encoding of the inputStream
      Returns:
      a list of lines
      Throws:
      IOException - if an Exception occurred

    • setContents

      public static void setContents(String filename, String contents) throws IOException
      Saves the String to a file with the given filename.
      Parameters:
      filename - the pathname of the file to create (or overwrite)
      contents - the data to save
      Throws:
      IOException - if an I/O error occurs.

    • setContents

      public static void setContents(String filename, List<String> lines) throws IOException
      Saves the List of Strings to a file with the given filename.
      Parameters:
      filename - the pathname of the file to create (or overwrite)
      lines - the Strings to save as lines in the file
      Throws:
      IOException - if an I/O error occurs.

    • setContents

      public static void setContents(String filename, String contents, String encoding) throws IOException
      Saves lines into a file named filename, using encoding charset.
      Parameters:
      filename - the pathname of the file to create (or overwrite)
      contents - the data to save
      Throws:
      IOException - if an I/O error occurs.

    • setContents

      public static void setContents(String filename, List<String> lines, String encoding) throws IOException
      Saves lines into a file named filename, using encoding charset.
      Parameters:
      filename - the pathname of the file to create (or overwrite)
      lines - the data to save
      Throws:
      IOException - if an I/O error occurs.

    • zip

      public static void zip(Collection<File> files, File zipFile) throws IOException
      Throws:
      IOException

    • getExtension

      public static String getExtension(String s)

    • getExtension

      public static String getExtension(File f)

    • addExtensionIfNone

      public static File addExtensionIfNone(File file, String extension)

    • removeExtensionIfAny

      public static File removeExtensionIfAny(File file)

    • getFileNameFromLayerName

      public static String getFileNameFromLayerName(String layerName)

    • close

      public static void close(Closeable is)

    • copyInputStreamToTempFile

      public static File copyInputStreamToTempFile(InputStream in, String prefix, String suffix, TaskMonitor monitor) throws IOException
      utility method to copy an inputstream to a temp file for further processing NOTE: prefix, suffix, monitor are optional and may be
      invalid @link 
      {@link <code>null</code>
      }
      Parameters:
      in - inputSteam to copy
      prefix - file name prefix - default "openjump"
      suffix - file name suffix - default ".tmp"
      monitor - to get feedback during the stream reading
      Returns:
      the temp file
      Throws:
      IOException - if an Exception occurred

    • findFileInClassPath

      public static File findFileInClassPath(String fileOrFolder)
      utility method to find files or folders in classpath easy without handling exceptions or such returns NULL if none could b found
      Returns:
      file object or null