com.dtolabs.rundeck.core.utils

Class Utility

java.lang.Object

com.dtolabs.rundeck.core.utils.Utility

public class Utility
extends java.lang.Object

Utility java code

Constructor Summary

Constructors

Constructor and Description
Utility()

Method Summary

Modifier and Type	Method and Description
static long	seekBack(java.io.File f, int count, java.lang.String marker) seekBack searches backwards for certain markers in a file, and returns position of the final marker found.
static long	seekBack(java.io.File f, int count, java.lang.String marker, com.google.common.base.Predicate<java.io.InputStream> validity) seekBack searches backwards for certain markers in a file, and returns position of the final marker found.

Methods inherited from class java.lang.Object

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

Constructor Detail

Utility

public Utility()

Method Detail

seekBack

public static long seekBack(java.io.File f,
                            int count,
                            java.lang.String marker)
                     throws java.io.IOException

seekBack searches backwards for certain markers in a file, and returns position of the final marker found. count specifies how many markers to search for. if the search reaches the beginning of the file without finding all of the markers, then 0 is returned.

Parameters:

f - the file to search

count - number of markers to find

marker - text string marker

Returns:

location of marker number count found from the end of the file, or 0

Throws:

java.io.IOException

seekBack

public static long seekBack(java.io.File f,
                            int count,
                            java.lang.String marker,
                            com.google.common.base.Predicate<java.io.InputStream> validity)
                     throws java.io.IOException

seekBack searches backwards for certain markers in a file, and returns position of the final marker found. count specifies how many markers to search for. if the search reaches the beginning of the file without finding all of the markers, then 0 is returned.

Parameters:

f - the file to search

count - number of markers to find

marker - text string marker

validity - predicate to test whether the stream is at a valid position, or null

Returns:

location of marker number count found from the end of the file, or 0

Throws:

java.io.IOException