/**
* Constructs a new {@code PushbackReader} with {@code in} as source reader.
* The size of the pushback buffer is set to {@code size}.
*
* @param in
* the source reader.
* @param size
* the size of the pushback buffer.
* @throws IllegalArgumentException
* if {@code size} is negative.
*/
public PushbackReader(Reader inJ, int size)
: base(inJ)
{
if (size <= 0) {
throw new java.lang.IllegalArgumentException("size <= 0"); //$NON-NLS-1$
}
buf = new char[size];
pos = size;
}
/**
* Constructs a new {@code PushbackReader} with the specified reader as
* source. The size of the pushback buffer is set to the default value of 1
* character.
*
* @param in
* the source reader.
*/
public PushbackReader(Reader inJ)
: base(inJ)
{
buf = new char[1];
pos = 1;
}
/**
* Constructs a new BufferedReader on the Reader {@code in}. The buffer
* size is specified by the parameter {@code size}.
*
* @param in
* the Reader that is buffered.
* @param size
* the size of the buffer to allocate.
* @throws IllegalArgumentException
* if {@code size <= 0}.
*/
public BufferedReader(Reader inJ, int size)
: base(inJ)
{
if (size <= 0) {
throw new java.lang.IllegalArgumentException("size <= 0"); //$NON-NLS-1$
}
this.inJ = inJ;
buf = new char[size];
}
/**
* Constructs a new BufferedReader on the Reader {@code in}. The
* buffer gets the default size (8 KB).
*
* @param in
* the Reader that is buffered.
*/
public BufferedReader(Reader inJ)
: base(inJ)
{
this.inJ = inJ;
buf = new char[8192];
}
/**
* Constructs a new {@code StreamTokenizer} with {@code r} as source reader.
* The tokenizer's initial state is as follows:
* <ul>
* <li>All byte values 'A' through 'Z', 'a' through 'z', and '\u00A0'
* through '\u00FF' are considered to be alphabetic.</li>
* <li>All byte values '\u0000' through '\u0020' are considered to
* be white space. '/' is a comment character.</li>
* <li>Single quote '\'' and double quote '"' are string quote characters.
* </li>
* <li>Numbers are parsed.</li>
* <li>End of lines are considered to be white space rather than separate
* tokens.</li>
* <li>C-style and C++-style comments are not recognized.</LI>
* </ul>
*
* @param r
* the source reader from which to parse tokens.
*/
public StreamTokenizer(Reader r)
: this()
{
if (r == null) {
throw new java.lang.NullPointerException();
}
inReader = r;
}
/**
* Constructs a new FilterReader on the Reader {@code in}.
*
* @param in
* The non-null Reader to filter reads on.
*/
protected FilterReader(Reader inJ)
: base(inJ)
{
this.inJ = inJ;
}
/**
* Constructs a new LineNumberReader on the Reader {@code in}. The size of
* the internal buffer is specified by the parameter {@code size}.
*
* @param in
* the Reader that is buffered.
* @param size
* the size of the buffer to allocate.
* @throws IllegalArgumentException
* if {@code size <= 0}.
*/
public LineNumberReader(Reader inJ, int size)
: base(inJ, size)
{
}
/**
* Constructs a new LineNumberReader on the Reader {@code in}. The internal
* buffer gets the default size (8 KB).
*
* @param in
* the Reader that is buffered.
*/
public LineNumberReader(Reader inJ)
: base(inJ)
{
}
/*
* Constructs a new {@code PushbackReader} with the specified reader as
* source. The size of the pushback buffer is set to the default value of 1
* character.
*
* @param in
* the source reader.
*/
public PushbackReader(Reader inJ) : base(inJ)
{
buf = new char[1];
pos = 1;
}
