com.highqsoft.logarchiver

Class FileProcessor

java.lang.Object

com.highqsoft.logarchiver.FileProcessor

public class FileProcessor
extends java.lang.Object

This class contains various methods to perform file processing, such as Copy files Move files Compress files

Constructor Summary

Constructors

Constructor and Description
FileProcessor()

Method Summary

Methods

Modifier and Type	Method and Description
boolean	addFileToBuffer(java.nio.file.Path path) Adds a file path into buffer for later checking lifetime of file
int	cleanupFiles(int maxCountFiles, int maxAgeInDays) This method checks the internal file buffer.
void	copyFile(java.nio.file.Path source, java.nio.file.Path target) Copies the given file to the defined target
void	createGzipfile(java.nio.file.Path source, java.nio.file.Path target) Crates a GZIP file with the passed target file name and location.
void	createZipfile(java.nio.file.Path source, java.nio.file.Path target) Create a zip file from the passed source file at the defined target location.
void	deleteFile(java.nio.file.Path source) Deletes the given file
java.util.Date	getDateFromFirstLine(java.nio.file.Path file) Reads the first line of the given file and tries to extract a Date from the first 21 characters The expected date format should look like: '20161213 15:13:09.446'
void	moveFile(java.nio.file.Path source, java.nio.file.Path target) Moves the given file to the defined target
void	readExistingFilesInTargetDirectory(java.lang.String targetdir, java.lang.String targetfilename) Scans the target directory for files which has no extension or the same extension as the target file name.

Methods inherited from class java.lang.Object

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

Constructor Detail

FileProcessor

public FileProcessor()

Method Detail

moveFile

public void moveFile(java.nio.file.Path source,
            java.nio.file.Path target)

Moves the given file to the defined target

copyFile

public void copyFile(java.nio.file.Path source,
            java.nio.file.Path target)

Copies the given file to the defined target

deleteFile

public void deleteFile(java.nio.file.Path source)

Deletes the given file

createZipfile

public void createZipfile(java.nio.file.Path source,
                 java.nio.file.Path target)
                   throws java.io.IOException

Create a zip file from the passed source file at the defined target location.

Throws:

java.io.IOException

createGzipfile

public void createGzipfile(java.nio.file.Path source,
                  java.nio.file.Path target)
                    throws java.io.IOException

Crates a GZIP file with the passed target file name and location.

Throws:

java.io.IOException

getDateFromFirstLine

public java.util.Date getDateFromFirstLine(java.nio.file.Path file)
                                    throws LogarchiverException

Reads the first line of the given file and tries to extract a Date from the first 21 characters The expected date format should look like: '20161213 15:13:09.446'

Throws:

LogarchiverException

addFileToBuffer

public boolean addFileToBuffer(java.nio.file.Path path)

Adds a file path into buffer for later checking lifetime of file

cleanupFiles

public int cleanupFiles(int maxCountFiles,
               int maxAgeInDays)
                 throws java.io.IOException

This method checks the internal file buffer. If the number of files exceeds the maxCount value, the oldest files are deleted. If the age of a file is older than maxAgeInDays, the file will also be deleted. Returns the number of deleted files.

Throws:

java.io.IOException

readExistingFilesInTargetDirectory

public void readExistingFilesInTargetDirectory(java.lang.String targetdir,
                                      java.lang.String targetfilename)

Scans the target directory for files which has no extension or the same extension as the target file name. All found files are added to targetFileBuffer for later check to cleanup some files.