Module datarush.hadoop.core
Package com.pervasive.datarush.hadoop.io

Class PathUtility

java.lang.Object
com.pervasive.datarush.hadoop.io.PathUtility
public class PathUtility extends Object
Utility methods for dealing with Hadoop style paths.

  • Constructor Details

    • PathUtility

      public PathUtility()

  • Method Details

    • fileSystemPath

      public static String fileSystemPath(String path)
      Convert a full URL style path in the root file system path.
      Parameters:
      path - HDFS style path
      Returns:
      root filesystem path

    • filePath

      public static String filePath(String path)
      Convert a URL style path into it's normalized form. This ensures the format fits a stricter URL form, i.e. hdfs://<host:port>/path.
      Parameters:
      path - HDFS style path
      Returns:
      normalized path

    • getParent

      public static String getParent(String path)
      Get the parent directory of the given path.
      Parameters:
      path - Hadoop style path
      Returns:
      given path minus the lowest file segment

    • resolve

      public static String resolve(String path, String other)
      Resolve the given path and the path segment to be appended. Returns the given path plus the path segment merged together to resolve issues with the base path and path separators.
      Parameters:
      path - input (base) path
      other - a path segment to append
      Returns:
      the resolved path

    • getName

      public static String getName(String path)
      Get the last file segment of the given path.
      Parameters:
      path - full URL style path
      Returns:
      the last file segment (or "/" if already root)