/**
* Returns the next character in the filtered stream. If the desired number of lines have already
* been read, the resulting stream is effectively at an end. Otherwise, the next character from
* the underlying stream is read and returned.
*
* @return the next character in the resulting stream, or -1 if the end of the resulting stream
* has been reached
* @throws IOException if the underlying stream throws an IOException during reading
*/
public final int read() throws IOException {
if (!getInitialized()) {
initialize();
setInitialized(true);
}
while (line == null || line.length() == 0) {
line = lineTokenizer.getToken(in);
if (line == null) {
return -1;
}
line = stripSection(line);
linePos = 0;
}
int ch = line.charAt(linePos);
linePos++;
if (linePos == line.length()) {
line = null;
}
return ch;
}
/**
* Creates a new filtered reader.
*
* @param in A Reader object providing the underlying stream. Must not be <code>null</code>.
*/
public StripSection(final Reader in) {
super(in);
lineTokenizer = new LineTokenizer();
lineTokenizer.setIncludeDelims(true);
}