Method parseModifyInfo

code/src/java/plugin/lsttokens/ModifyLst.java:94–167

Parses the 3 arguments plus associations that are part of a token doing a modification. @param context The LoadContext for processing @param value The instructions of the modification @param scope The scope in which the modification should be analyzed @param tokenNa

(LoadContext context,
		String value, PCGenScope scope, FormulaManager formulaManager,
		String tokenName, int argsConsumed)

	 *             if the parsing failed. The message contains information about the error
	 */
	public static VarModifier<?> parseModifyInfo(LoadContext context,
		String value, PCGenScope scope, FormulaManager formulaManager,
		String tokenName, int argsConsumed) throws ModifyException
	{
		/*
		 * TODO CODE-3299 Need to check the object type of the VarHolder to make sure it
		 * is legal. Note it's a proxy, so a @ReadOnly method needs to be used to support
		 * the analysis.
		 */
		ParsingSeparator sep = new ParsingSeparator(value, '|');
		sep.addGroupingPair('[', ']');
		sep.addGroupingPair('(', ')');

		if (!sep.hasNext())
		{
			throw new ModifyException(tokenName + " may not be empty");
		}

		String varName = sep.next();
		if (!context.getVariableContext().isLegalVariableID(scope, varName))
		{
			throw new ModifyException(tokenName + " found invalid var name: " + varName
				+ "(scope: " + scope.getName() + ")");
		}
		if (!sep.hasNext())
		{
			throw new ModifyException(
				tokenName + " needed argument #" + (argsConsumed + 2) + ": " + value);
		}
		String modIdentification = sep.next();
		if (!sep.hasNext())
		{
			throw new ModifyException(
				tokenName + " needed argument # " + (argsConsumed + 3) + ": " + value);
		}
		String modInstructions = sep.next();
		FormulaModifier<?> modifier;
		try
		{
			FormatManager<?> format = context.getVariableContext().getVariableFormat(scope, varName);
			modifier =
					context.getVariableContext().getModifier(modIdentification,
						modInstructions, formulaManager, scope, format);
		}
		catch (IllegalArgumentException e)
		{
			throw new ModifyException(
				tokenName + " Modifier " + modIdentification + " had value "
					+ modInstructions + " but it was not valid: " + e.getMessage(), e);
		}

		Set<Object> associationsVisited = Collections.newSetFromMap(new CaseInsensitiveMap<>());
		while (sep.hasNext())
		{
			String assoc = sep.next();
			int equalLoc = assoc.indexOf('=');
			if (equalLoc == -1)
			{