net.sf.nervalreports.core

Class TextualFileConverter

java.lang.Object

net.sf.nervalreports.core.TextualFileConverter

public abstract class TextualFileConverter
extends Object

Basic class for converters from a textual file format to another file format.

Author:

farrer

Constructor Summary

Constructors

Constructor and Description
TextualFileConverter()

Method Summary

Modifier and Type	Method and Description
byte[]	convert(String textualFileAsString) Convert the textual file loaded at the String to another format, represented by a byte array, using the default machine charset.
byte[]	convert(String textualFileAsString, Charset charset) Convert the textual file loaded at the String to another format, represented by a byte array, using an specific charset.
abstract byte[]	doConvert(String textualFileAsString, Charset charset) Convert the textual file loaded at the String to another format, represented by a byte array, using an specific charset.
abstract String	getContentType()
abstract String	getFileExtension()

Methods inherited from class java.lang.Object

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

Constructor Detail

TextualFileConverter

public TextualFileConverter()

Method Detail

convert

public byte[] convert(String textualFileAsString)
               throws Exception

Convert the textual file loaded at the String to another format, represented by a byte array, using the default machine charset.

Parameters:

textualFileAsString - loaded file contents.

Returns:

the conversion result.

Throws:

Exception - in case of error at conversion.

convert

public byte[] convert(String textualFileAsString,
                      Charset charset)
               throws Exception

Convert the textual file loaded at the String to another format, represented by a byte array, using an specific charset.

Parameters:

textualFileAsString - loaded file contents.

charset - charset to use. If null should use VM's default.

Returns:

the conversion result.

Throws:

Exception - in case of error at conversion.

doConvert

public abstract byte[] doConvert(String textualFileAsString,
                                 Charset charset)
                          throws Exception

Convert the textual file loaded at the String to another format, represented by a byte array, using an specific charset.

Parameters:

textualFileAsString - loaded file contents.

charset - charset to use. Never null.

Returns:

the conversion result.

Throws:

Exception - in case of error at conversion.

getContentType

public abstract String getContentType()

Returns:

String with the converted ContentType, usually used for Servlet responses.

getFileExtension

public abstract String getFileExtension()

Returns:

String with the file extension of the converted.