private static <T> void handle(Class<T> commandClass, String line) throws Exception { ObjectCommandDescriptor<T> descriptor = CommandFactory.DEFAULT.create(commandClass); HelpDescriptor<Instance<T>> helpDescriptor = HelpDescriptor.create(descriptor); InvocationMatcher<Instance<T>> matcher = helpDescriptor.matcher(); InvocationMatch<Instance<T>> match = matcher.parse(line); final T instance = commandClass.newInstance(); Object o = match.invoke(Util.wrap(instance)); if (o != null) { System.out.println(o); } } }
private static <T> void handle(Class<T> commandClass, String line) throws Exception { ObjectCommandDescriptor<T> descriptor = CommandFactory.DEFAULT.create(commandClass); HelpDescriptor<Instance<T>> helpDescriptor = HelpDescriptor.create(descriptor); InvocationMatcher<Instance<T>> matcher = helpDescriptor.matcher(); InvocationMatch<Instance<T>> match = matcher.parse(line); final T instance = commandClass.newInstance(); Object o = match.invoke(Util.wrap(instance)); if (o != null) { System.out.println(o); } } }
public void testMain1() throws Exception { CommandDescriptor<Instance<b>> desc = CommandFactory.DEFAULT.create(b.class); HelpDescriptor<Instance<b>> helpDesc = new HelpDescriptor<Instance<b>>(desc); OptionDescriptor optionDesc = helpDesc.getOption("-h"); assertNotNull(optionDesc); InvocationMatcher<Instance<b>> matcher = helpDesc.matcher(); // InvocationMatch<Instance<b>> match = matcher.parse("--help"); ParameterMatch<OptionDescriptor> helpMatch = match.getParameter(optionDesc); assertNotNull(helpMatch); CommandInvoker<Instance<b>, ?> invoker = match.getInvoker(); Help help = (Help)invoker.invoke(Util.wrap(new b())); assertNotNull(help); CommandDescriptor mainDescriptor = help.getDescriptor(); assertEquals("b", mainDescriptor.getName()); assertSame(null, mainDescriptor.getOwner()); } }
public void testOption() throws Exception { // CommandDescriptor<Instance<A>> desc = CommandFactory.DEFAULT.create(A.class); HelpDescriptor<Instance<A>> helpDesc = new HelpDescriptor<Instance<A>>(desc); OptionDescriptor optionDesc = helpDesc.getOption("-h"); assertNotNull(optionDesc); OptionDescriptor foo = helpDesc.getOption("-f"); assertNotNull(foo); InvocationMatcher<Instance<A>> matcher = helpDesc.matcher(); // InvocationMatch<Instance<A>> match = matcher.parse("--help"); ParameterMatch<OptionDescriptor> helpMatch = match.getParameter(optionDesc); assertNotNull(helpMatch); CommandInvoker<Instance<A>, ?> invoker = match.getInvoker(); Help help = (Help)invoker.invoke(Util.wrap(new A())); assertNotNull(help); assertSame(desc, help.getDescriptor().getDelegate()); // match = matcher.parse(""); invoker = match.getInvoker(); invoker.invoke(Util.wrap(new A())); match = matcher.parse("-f foo_value bar"); invoker = match.getInvoker(); assertEquals("invoked:foo_value", invoker.invoke(Util.wrap(new A()))); }