Method parseStrings

src/org/opensourcephysics/tools/DataTool.java:1015–1053

Parses a String into tokens separated by a specified delimiter. A token may be "". @param text the text to parse @param delimiter the delimiter @return an array of String tokens

(String text, String delimiter)

	 * @return an array of String tokens
	 */
	protected static String[] parseStrings(String text, String delimiter) {
		Collection<String> tokens = new ArrayList<String>();
		if (text != null) {
			// get the first token
			String next = text;
			int i = text.indexOf(delimiter);
			if (i == -1) { // no delimiter
				tokens.add(stripQuotes(next));
				text = null;
			} else {
				next = text.substring(0, i);
				text = text.substring(i + 1);
				while (" ".equals(delimiter) //$NON-NLS-1$
						&& (text.startsWith(" ") || text.startsWith("\t"))) { //$NON-NLS-1$ //$NON-NLS-2$
					// treat multiple spaces/tabs as a single delimiter
					text = text.substring(1);
				}
			}
			// iterate thru the tokens and add to token list
			while (text != null) {
				tokens.add(stripQuotes(next));
				i = text.indexOf(delimiter);
				if (i == -1) { // no delimiter
					next = text;
					tokens.add(stripQuotes(next));
					text = null;
				} else {
					next = text.substring(0, i).trim();
					text = text.substring(i + 1);
					while (" ".equals(delimiter) //$NON-NLS-1$
							&& (text.startsWith(" ") || text.startsWith("\t"))) { //$NON-NLS-1$ //$NON-NLS-2$
						// treat multiple spaces/tabs as a single delimiter
						text = text.substring(1);
					}
				}
			}
		}
		return tokens.toArray(new String[0]);
	}

	/**
	 * Strips quotation marks around a string.