Package gov.nasa.pds.tools.util

Class Utility

java.lang.Object
gov.nasa.pds.tools.util.Utility
public class Utility extends Object
Utility class.
Author:
mcayanan

  • Constructor Details

    • Utility

      public Utility()

  • Method Details

    • openConnection

      public static InputStream openConnection(URLConnection conn) throws IOException
      Method that opens a connection. Supports redirects.
      Parameters:
      conn - URL Connection
      Returns:
      input stream.
      Throws:
      IOException - If an error occurred while opening the stream.

    • getInputSourceByURL

      public static InputSource getInputSourceByURL(URL url) throws IOException
      Throws:
      IOException

    • toURL

      public static List<URL> toURL(List<String> targets) throws MalformedURLException
      Throws:
      MalformedURLException

    • toURL

      public static URL toURL(String target) throws MalformedURLException
      Throws:
      MalformedURLException

    • isDir

      public static boolean isDir(String url)

    • isDir

      public static boolean isDir(URL url)

    • getParent

      public static URL getParent(URL url)

    • canRead

      public static boolean canRead(URL url)

    • canRead

      public static boolean canRead(String url)

    • removeLastSlash

      public static String removeLastSlash(String url)

    • supportXincludes

      public static boolean supportXincludes()
      Convenience method for disabling xinclude support throughout the core library.
      Returns:

    • fixSlashes

      public static String fixSlashes(String sysid)
      Replace backslashes with forward slashes. (URLs always use forward slashes.)
      Parameters:
      sysid - The input system identifier.
      Returns:
      The same system identifier with backslashes turned into forward slashes.

    • makeAbsolute

      public static String makeAbsolute(String base, String sysid) throws MalformedURLException
      Construct an absolute URI from a relative one, using the current base URI.
      Parameters:
      sysid - The (possibly relative) system identifier
      Returns:
      The system identifier made absolute with respect to the current #base.
      Throws:
      MalformedURLException

    • getTargetType

      public static TargetType getTargetType(URL url)

    • getTargetType

      public static TargetType getTargetType(URL source, URL label)