Method parse

code/src/java/plugin/pretokens/parser/PreStatParser.java:57–128

Parse the pre req list @param kind The kind of the prerequisite (less the "PRE" prefix) @param formula The body of the prerequisite. @param invertResult Whether the prerequisite should invert the result. @param overrideQualify if set true, this prerequisite will be enforced in spite

(String kind, String formula, boolean invertResult, boolean overrideQualify)

	 * @throws PersistenceLayerException
	 */
	@Override
	public Prerequisite parse(String kind, String formula, boolean invertResult, boolean overrideQualify)
		throws PersistenceLayerException
	{
		Prerequisite prereq = super.parse(kind, formula, invertResult, overrideQualify);
		try
		{
			prereq.setKind(null); // PREMULT

			// Get the comparator type STATGTEQ, STAT, STATNEQ etc.
			String compType = kind.substring(4);

			if (compType.isEmpty())
			{
				compType = "gteq";
			}

			String[] tokens = formula.split(",|\\|");
			int currToken = 0;

			// Get the minimum match count
			String aString = tokens[currToken++];

			try
			{
				prereq.setOperand(Integer.toString(Integer.parseInt(aString)));
			}
			catch (NumberFormatException e)
			{
				Logging.errorPrint("Badly formed PRESTAT attribute: " + aString);
				prereq.setOperand("1");
			}

			while (currToken < tokens.length)
			{
				aString = tokens[currToken++];

				final int idxEquals = aString.lastIndexOf('=');
				if (idxEquals < 3)
				{
					throw new PersistenceLayerException(
						"PRE" + kindsHandled()[0] + " formula '" + formula + "' is not valid.");
				}

				final String stat = aString.substring(0, Math.min(3, idxEquals));
				Prerequisite statPrereq = new Prerequisite();
				statPrereq.setKind("stat");
				statPrereq.setKey(stat);
				statPrereq.setOperator(compType);
				statPrereq.setOperand(aString.substring(idxEquals + 1));

				prereq.addPrerequisite(statPrereq);
			}

			if ((prereq.getPrerequisiteCount() == 1) && (prereq.getOperator() == PrerequisiteOperator.GTEQ)
				&& prereq.getOperand().equals("1"))
			{
				prereq = prereq.getPrerequisites().get(0);