Package org.riversun.file_grabber

Class TextFileReader

java.lang.Object

org.riversun.file_grabber.TextFileReader

public class TextFileReader
extends Object

Read text from file/inputStream easily

Author:

Tom Misawa (riversun.org@gmail.com)

Constructor Summary

Constructors

Constructor	Description
TextFileReader()

Method Summary

Modifier and Type	Method	Description
String	readText(File file)	Read whole text from file line by line
String	readText(File file, String charset)	Read whole text from file char by char
String	readText(InputStream is, String charset)	Read whole text from file char by char
List<String>	readTextAsList(File file)	Read whole text as list from file line by line
List<String>	readTextAsList(File file, String charset)	Read whole text as list from file line by line
List<String>	readTextAsList(InputStream is, String charset)	Read whole text as list from inputStream line by line
List<String>	readTextAsListFromResource(Class<?> clazz, String fileName, String charset, String newLine)	Read whole text from resource directory as List
List<String>	readTextAsListWithRange(File file, int beginLineNum, int endLineNum)	Read text as list from file line by line with range
List<String>	readTextAsListWithRange(File file, String charset, int beginLineNum, int endLineNum)	Read text as list from file line by line with range
List<String>	readTextAsListWithRange(InputStream is, String charset, int beginLineNum, int endLineNum)	Read text as list from inputStream line by line with range
String	readTextCharByChar(File file)	Read whole text char by char
String	readTextCharByChar(File file, String charset)	Read whole text from file char by char
String	readTextCharByChar(InputStream is, String charset)	Read whole text from input stream char by char
String	readTextFromResource(Class<?> clazz, String fileName, String charset)	Read whole text from resource directory

Methods inherited from class java.lang.Object

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

Constructor Detail

TextFileReader

public TextFileReader()

Method Detail

readTextCharByChar

public String readTextCharByChar(File file)
                          throws IOException

Read whole text char by char

Parameters:

file -

Returns:

Throws:

IOException

readTextCharByChar

public String readTextCharByChar(File file,
                                 String charset)
                          throws IOException

Read whole text from file char by char

Parameters:

file -

charset - specify character set like 'UTF-8'

Returns:

Throws:

IOException

readTextCharByChar

public String readTextCharByChar(InputStream is,
                                 String charset)
                          throws IOException

Read whole text from input stream char by char

Parameters:

is -

charset - specify character set like 'UTF-8'

Returns:

Throws:

IOException

readText

public String readText(File file)
                throws IOException

Read whole text from file line by line

Parameters:

file -

Returns:

Throws:

IOException

readText

public String readText(File file,
                       String charset)
                throws IOException

Read whole text from file char by char

Parameters:

file -

charset - specify character set like 'UTF-8'

Returns:

Throws:

IOException

readText

public String readText(InputStream is,
                       String charset)
                throws IOException

Read whole text from file char by char

Parameters:

is -

charset -

Returns:

Throws:

IOException

readTextFromResource

public String readTextFromResource(Class<?> clazz,
                                   String fileName,
                                   String charset)
                            throws IOException

Read whole text from resource directory

Parameters:

clazz -

fileName -

charset -

Returns:

Throws:

IOException -
Example tr.readTextFromResource(this.getClass(),"res.properties","UTF-8");

readTextAsListFromResource

public List<String> readTextAsListFromResource(Class<?> clazz,
                                               String fileName,
                                               String charset,
                                               String newLine)
                                        throws IOException

Read whole text from resource directory as List

Parameters:

clazz -

fileName -

charset -

Returns:

Throws:

IOException

readTextAsList

public List<String> readTextAsList(File file)
                            throws IOException

Read whole text as list from file line by line

Parameters:

file -

Returns:

Throws:

IOException

readTextAsListWithRange

public List<String> readTextAsListWithRange(File file,
                                            int beginLineNum,
                                            int endLineNum)
                                     throws IOException

Read text as list from file line by line with range

Parameters:

file -

beginLineNum - line number starts with 0

endLineNum -

Returns:

Throws:

IOException

readTextAsList

public List<String> readTextAsList(File file,
                                   String charset)
                            throws IOException

Read whole text as list from file line by line

Parameters:

file -

charset - specify character set like 'UTF-8'

Returns:

Throws:

IOException

readTextAsListWithRange

public List<String> readTextAsListWithRange(File file,
                                            String charset,
                                            int beginLineNum,
                                            int endLineNum)
                                     throws IOException

Read text as list from file line by line with range

Parameters:

file -

charset - specify character set like 'UTF-8'

beginLineNum - line number starts with 0

endLineNum -

Returns:

Throws:

IOException

readTextAsList

public List<String> readTextAsList(InputStream is,
                                   String charset)
                            throws IOException

Read whole text as list from inputStream line by line

Parameters:

is -

charset -

Returns:

Throws:

IOException

readTextAsListWithRange

public List<String> readTextAsListWithRange(InputStream is,
                                            String charset,
                                            int beginLineNum,
                                            int endLineNum)
                                     throws IOException

Read text as list from inputStream line by line with range

Parameters:

is -

charset -

beginLineNum - line number starts with 0

endLineNum -

Returns:

Throws:

IOException