Package org.apache.derby.impl.io.vfmem

Class PathUtil

  • public class PathUtil
extends java.lang.Object
    Helper methods to deal with paths in the in-memory "file system".

    These methods are similar to those in java.io.File.

    Note: The system has been hardcoded to use the separator specified by java.io.File.

    • Field Summary

      Fields 
      Modifier and Type Field Description
      static char SEP  
      static java.lang.String SEP_STR  

    • Constructor Summary

      Constructors 
      Modifier Constructor Description
      private PathUtil()
      This class cannot be instantiated.

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      private static void basicPathChecks​(java.lang.String path)  
      static java.lang.String getBaseName​(java.lang.String path)
      Returns the base name of the path.
      static java.lang.String getParent​(java.lang.String path)
      Returns the parent of the path.
      static java.lang.String join​(java.lang.String parent, java.lang.String base)
      Joins the two paths by inserting the separator chararcter between them.

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Field Detail

      • SEP

        public static final char SEP

      • SEP_STR

        public static final java.lang.String SEP_STR

    • Constructor Detail

      • PathUtil

        private PathUtil()
        This class cannot be instantiated.

    • Method Detail

      • basicPathChecks

        private static void basicPathChecks​(java.lang.String path)

      • getBaseName

        public static java.lang.String getBaseName​(java.lang.String path)
        Returns the base name of the path.
        Parameters:
        path - the path to process
        Returns:
        The base name of the path.

      • getParent

        public static java.lang.String getParent​(java.lang.String path)
        Returns the parent of the path.
        Parameters:
        path - the path to process
        Returns:
        The parent path, which may be the empty string ("") if the path is a relative path, or null if XXXX TODO

      • join

        public static java.lang.String join​(java.lang.String parent,
                                    java.lang.String base)
        Joins the two paths by inserting the separator chararcter between them.
        Parameters:
        parent - parent directory
        base - file/directory name
        Returns:
        A merged path.