org.processmining.BigData.XESSplitter

Class XESSplitter2

java.lang.Object

org.processmining.BigData.XESSplitter.XESSplitter2

public class XESSplitter2
extends java.lang.Object

Splitter for XES logs using the java.io library It splits (virtually or physically) an XES logs in several well-formed sublogs. This class is slightly less eficient than the XESSplitter class.

Author:

shernandez

Constructor Summary

Constructors

Constructor and Description
XESSplitter2()

Method Summary

Modifier and Type	Method and Description
java.lang.String	getXESLogEnd(java.io.File f) Get the XES Log End of the input file
java.lang.String	getXESLogHeader(java.io.File f) Get the XES Log Header of the input file
static long	saveXESLogHeader(java.io.File f, java.io.RandomAccessFile raf) Save the XES log header and returns the position in the File 'f' where the log traces start
static int	split(java.io.File f, long split_size, java.lang.String output_dir, boolean virt) Splits the input file in different splits with the desired size
static int	split(java.io.File f, long split_size, java.lang.String output_dir, boolean virt, long num_chunk) Splits the input file in different splits with the desired size

Methods inherited from class java.lang.Object

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

Constructor Detail

XESSplitter2

public XESSplitter2()

Method Detail

split

public static int split(java.io.File f,
                        long split_size,
                        java.lang.String output_dir,
                        boolean virt)

Splits the input file in different splits with the desired size

Parameters:

f - Input file

split_size - Estimated size for each split

output_dir - Output directory for the splits

virtual - If true just virtual splits instead physical splits

Returns:

Number of splits

split

public static int split(java.io.File f,
                        long split_size,
                        java.lang.String output_dir,
                        boolean virt,
                        long num_chunk)

Splits the input file in different splits with the desired size

Parameters:

f - Input file

split_size - Estimated size for each split

output_dir - Output directory for the splits

virtual - If true just virtual splits instead physical splits

num_chunk - Number of the split (chunk) to split

Returns:

Number of splits

getXESLogHeader

public java.lang.String getXESLogHeader(java.io.File f)

Get the XES Log Header of the input file

Parameters:

file - Input file

Returns:

XES Log Header

getXESLogEnd

public java.lang.String getXESLogEnd(java.io.File f)

Get the XES Log End of the input file

Parameters:

file - Input file

Returns:

XES Log End

saveXESLogHeader

public static long saveXESLogHeader(java.io.File f,
                                    java.io.RandomAccessFile raf)
                             throws java.lang.Exception

Save the XES log header and returns the position in the File 'f' where the log traces start

Parameters:

file - Input file

raf - Random access file to move along the input file

Returns:

Position of the first split in the log

Throws:

java.lang.Exception