public int scanLiteral()

in src/main/java/org/apache/sling/scripting/jsp/jasper/xmlparser/XMLEncodingDetector.java [548:652]
84 lines of code
26 McCabe index (conditional complexity)

    public int scanLiteral(int quote, XMLString content)
	throws IOException {

	// load more characters, if needed
	if (fCurrentEntity.position == fCurrentEntity.count) {
	    load(0, true);
	} else if (fCurrentEntity.position == fCurrentEntity.count - 1) {
	    fCurrentEntity.ch[0] = fCurrentEntity.ch[fCurrentEntity.count - 1];
	    load(1, false);
	    fCurrentEntity.position = 0;
	}

	// normalize newlines
	int offset = fCurrentEntity.position;
	int c = fCurrentEntity.ch[offset];
	int newlines = 0;
	boolean external = fCurrentEntity.isExternal();
	if (c == '\n' || (c == '\r' && external)) {
	    do {
		c = fCurrentEntity.ch[fCurrentEntity.position++];
		if (c == '\r' && external) {
		    newlines++;
		    fCurrentEntity.lineNumber++;
		    fCurrentEntity.columnNumber = 1;
		    if (fCurrentEntity.position == fCurrentEntity.count) {
			offset = 0;
			fCurrentEntity.position = newlines;
			if (load(newlines, false)) {
			    break;
			}
		    }
		    if (fCurrentEntity.ch[fCurrentEntity.position] == '\n') {
			fCurrentEntity.position++;
			offset++;
		    }
		    /*** NEWLINE NORMALIZATION ***/
		    else {
			newlines++;
		    }
		    /***/
		}
		else if (c == '\n') {
		    newlines++;
		    fCurrentEntity.lineNumber++;
		    fCurrentEntity.columnNumber = 1;
		    if (fCurrentEntity.position == fCurrentEntity.count) {
			offset = 0;
			fCurrentEntity.position = newlines;
			if (load(newlines, false)) {
			    break;
			}
		    }
		    /*** NEWLINE NORMALIZATION ***
			 if (fCurrentEntity.ch[fCurrentEntity.position] == '\r'
			 && external) {
			 fCurrentEntity.position++;
			 offset++;
			 }
			 /***/
		}
		else {
		    fCurrentEntity.position--;
		    break;
		}
	    } while (fCurrentEntity.position < fCurrentEntity.count - 1);
	    for (int i = offset; i < fCurrentEntity.position; i++) {
		fCurrentEntity.ch[i] = '\n';
	    }
	    int length = fCurrentEntity.position - offset;
	    if (fCurrentEntity.position == fCurrentEntity.count - 1) {
		content.setValues(fCurrentEntity.ch, offset, length);
		return -1;
	    }
	}

	// scan literal value
	while (fCurrentEntity.position < fCurrentEntity.count) {
	    c = fCurrentEntity.ch[fCurrentEntity.position++];
	    if ((c == quote &&
		 (!fCurrentEntity.literal || external))
		|| c == '%' || !XMLChar.isContent(c)) {
		fCurrentEntity.position--;
		break;
	    }
	}
	int length = fCurrentEntity.position - offset;
	fCurrentEntity.columnNumber += length - newlines;
	content.setValues(fCurrentEntity.ch, offset, length);

	// return next character
	if (fCurrentEntity.position != fCurrentEntity.count) {
	    c = fCurrentEntity.ch[fCurrentEntity.position];
	    // NOTE: We don't want to accidentally signal the
	    //       end of the literal if we're expanding an
	    //       entity appearing in the literal. -Ac
	    if (c == quote && fCurrentEntity.literal) {
		c = -1;
	    }
	}
	else {
	    c = -1;
	}
	return c;

    }