Package liquibase.util

Class BomAwareInputStream

java.lang.Object

java.io.InputStream

java.io.FilterInputStream

java.io.PushbackInputStream

liquibase.util.BomAwareInputStream

All Implemented Interfaces:

Closeable, AutoCloseable

public class BomAwareInputStream
extends PushbackInputStream

Read up to 4 bytes to determine the BOM. Extra bytes, of if no BOM is found are pushed back to the input stream. If no BOM is found, the detectedCharsetName is null.

Field Summary

Fields inherited from class java.io.PushbackInputStream

buf, pos

Fields inherited from class java.io.FilterInputStream

in

Constructor Summary

Constructors

Constructor	Description
BomAwareInputStream(InputStream in)

Method Summary

Modifier and Type	Method	Description
Charset	getDetectedCharset()	Returns detected charset name.
protected void	init()

Methods inherited from class java.io.PushbackInputStream

available, close, mark, markSupported, read, read, reset, skip, unread, unread, unread

Methods inherited from class java.io.FilterInputStream

read

Methods inherited from class java.lang.Object

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

Constructor Details

BomAwareInputStream

public BomAwareInputStream(InputStream in)
                    throws IOException

Throws:

IOException

Method Details

getDetectedCharset

public Charset getDetectedCharset()

Returns detected charset name. Null if no BOM header was found.

Returns:

charset name - one of UTF-8, UTF-16BE, UTF-32LE, UTF-16LE, UTF-32BE or null if no BOM detected

init

protected void init()
             throws IOException

Throws:

IOException