com.goldencode.p2j.xml

Class EscapeControlCharsReader

java.lang.Object

java.io.Reader

java.io.FilterReader

com.goldencode.p2j.xml.EscapeControlCharsReader

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, java.lang.Readable

public class EscapeControlCharsReader
extends java.io.FilterReader

Escape all ISO control characters from this reader, to be valid in XML 1.1. Any whitespace character is not escaped.

Field Summary

Fields

Modifier and Type	Field and Description
private java.util.LinkedList<java.lang.Character>	buffer A buffer which holds the characters temporarily, as ISO control characters are escaped.

Fields inherited from class java.io.FilterReader

in

Fields inherited from class java.io.Reader

lock

Constructor Summary

Constructors

Constructor and Description
EscapeControlCharsReader(java.io.Reader in) Create a new instance for the specified reader.

Method Summary

Modifier and Type	Method and Description
int	read() Read the next character from the stream.
int	read(char[] cbuf, int off, int len) Read a bunch of characters from the stream.

Methods inherited from class java.io.FilterReader

close, mark, markSupported, ready, reset, skip

Methods inherited from class java.io.Reader

read, read

Methods inherited from class java.lang.Object

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

Field Detail

buffer

private java.util.LinkedList<java.lang.Character> buffer

A buffer which holds the characters temporarily, as ISO control characters are escaped.

Constructor Detail

EscapeControlCharsReader

public EscapeControlCharsReader(java.io.Reader in)

Create a new instance for the specified reader.

Parameters:

in -

Method Detail

read

public int read()
         throws java.io.IOException

Read the next character from the stream.

If the next character is a non-whitespace ISO control character, the escape sequence will be added to the buffer and characters will be polled from it until is emptied.

Overrides:

read in class java.io.FilterReader

Returns:

The next character in the reader.

Throws:

java.io.IOException

read

public int read(char[] cbuf,
                int off,
                int len)
         throws java.io.IOException

Read a bunch of characters from the stream.

Any non-whitespace ISO control character which was read will be escaped and buffer will be populated with the entire chunk of characters, including the escape sequences. The buffer will be used until is emptied.

Overrides:

read in class java.io.FilterReader

Parameters:

cbuf - The array where to hold the read characters.

off - The offset in the array.

len - The maximum number of characters to be read.

Throws:

java.io.IOException