/**
* Process command line arguments: store all command line options in `options' table and return
* all source filenames.
*
* @param flags The array of command line arguments.
*/
public List<File> processArgs(String[] flags) { // XXX sb protected
int ac = 0;
while (ac < flags.length) {
String flag = flags[ac];
ac++;
int j;
// quick hack to speed up file processing:
// if the option does not begin with '-', there is no need to check
// most of the compiler options.
int firstOptionToCheck = flag.charAt(0) == '-' ? 0 : recognizedOptions.length - 1;
for (j = firstOptionToCheck; j < recognizedOptions.length; j++)
if (recognizedOptions[j].matches(flag)) break;
if (j == recognizedOptions.length) {
error("err.invalid.flag", flag);
return null;
}
Option option = recognizedOptions[j];
if (option.hasArg()) {
if (ac == flags.length) {
error("err.req.arg", flag);
return null;
}
String operand = flags[ac];
ac++;
if (option.process(options, flag, operand)) return null;
} else {
if (option.process(options, flag)) return null;
}
}
if (!checkDirectory("-d")) return null;
if (!checkDirectory("-s")) return null;
String sourceString = options.get("-source");
Source source = (sourceString != null) ? Source.lookup(sourceString) : Source.DEFAULT;
String targetString = options.get("-target");
Target target = (targetString != null) ? Target.lookup(targetString) : Target.DEFAULT;
// We don't check source/target consistency for CLDC, as J2ME
// profiles are not aligned with J2SE targets; moreover, a
// single CLDC target may have many profiles. In addition,
// this is needed for the continued functioning of the JSR14
// prototype.
if (Character.isDigit(target.name.charAt(0))) {
if (target.compareTo(source.requiredTarget()) < 0) {
if (targetString != null) {
if (sourceString == null) {
warning(
"warn.target.default.source.conflict", targetString, source.requiredTarget().name);
} else {
warning("warn.source.target.conflict", sourceString, source.requiredTarget().name);
}
return null;
} else {
options.put("-target", source.requiredTarget().name);
}
} else {
if (targetString == null && !source.allowGenerics()) {
options.put("-target", Target.JDK1_4.name);
}
}
}
return filenames.toList();
}
static Option[] getOptions(OptionHelper helper, Set<OptionName> desired) {
ListBuffer<Option> options = new ListBuffer<Option>();
for (Option option : getAll(helper))
if (desired.contains(option.getName())) options.append(option);
return options.toArray(new Option[options.length()]);
}
public Option getOption(String flag) {
for (Option option : recognizedOptions) {
if (option.matches(flag)) return option;
}
return null;
}