abstraction
Class ReadFile

java.lang.Object
  abstraction.ReadFile

public class ReadFile
extends java.lang.Object

This class is useful to take a service and to read it. Accepted format are pdf, doc, docx, txt, aut and dot. Before reading file is checked and if it is correct it is possible read it otherwise if there is/are error/s these are shown in console reporting line and type error.

Field Summary

(package private) static int	errorLine
private static java.lang.String	filename
private static boolean	ioError
private static java.lang.String	typeError

Constructor Summary

ReadFile()

Method Summary

private static boolean	checkFile(java.lang.String filename, java.lang.String content) this method check file's correctness (file parser)
static java.lang.String	readFile() this method read a right file with anything extension
static void	setFileName(java.lang.String fn)

Methods inherited from class java.lang.Object

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

Field Detail

filename

private static java.lang.String filename

typeError

private static java.lang.String typeError

ioError

private static boolean ioError

errorLine

static int errorLine

Constructor Detail

ReadFile

public ReadFile()

Method Detail

setFileName

public static void setFileName(java.lang.String fn)

Parameters:

fn - file's name to assign

checkFile

private static boolean checkFile(java.lang.String filename,
                                 java.lang.String content)
                          throws WrongFileException,
                                 java.io.IOException,
                                 java.lang.NullPointerException

this method check file's correctness (file parser)

Parameters:

filename -

content -

Returns:

a boolean true if document is correct flase otherwise

Throws:

WrongFileException

java.io.IOException

java.lang.Exception - during reading file

java.lang.NullPointerException

readFile

public static java.lang.String readFile()
                                 throws WrongFileException,
                                        java.io.IOException,
                                        java.lang.NoClassDefFoundError,
                                        java.lang.Exception

this method read a right file with anything extension

Returns:

a string with content'file

Throws:

WrongFileException

java.io.IOException

java.lang.Exception - during reading file

java.lang.NoClassDefFoundError