Examples with UsageException org.enginehub.piston.exception.UsageException used on opensource projects

Example 1 with UsageException

use of org.enginehub.piston.exception.UsageException in project FastAsyncWorldEdit by IntellectualSites.

the class PlatformCommandManager method handleCommandTask.

public void handleCommandTask(ThrowableSupplier<Throwable> task, InjectedValueAccess context, @Nullable LocalSession session, CommandEvent event) {
    Actor actor = context.injectedValue(Key.of(Actor.class)).orElseThrow(() -> new IllegalStateException("No player"));
    long start = System.currentTimeMillis();
    try {
        // exceptions and rethrow their converted form, if their is one.
        try {
            Object result = task.get();
        } catch (Throwable t) {
            // Use the exception converter to convert the exception if any of its causes
            // can be converted, otherwise throw the original exception
            Throwable next = t;
            do {
                exceptionConverter.convert(next);
                next = next.getCause();
            } while (next != null);
            throw t;
        }
    } catch (ConditionFailedException e) {
        if (e.getCondition() instanceof PermissionCondition) {
            actor.print(Caption.of("fawe.error.no-perm", StringMan.getString(((PermissionCondition) e.getCondition()).getPermissions())));
        } else {
            actor.print(e.getRichMessage());
        }
    } catch (FaweException e) {
        actor.print(Caption.of("fawe.cancel.reason", e.getComponent()));
    } catch (UsageException e) {
        actor.printError(e.getRichMessage());
    } catch (CommandExecutionException e) {
        handleUnknownException(actor, e.getCause());
    } catch (CommandException e) {
        if (e.getCause() instanceof FaweException) {
            actor.print(Caption.of("fawe.cancel.reason", ((FaweException) e.getCause()).getComponent()));
        } else {
            Component msg = e.getRichMessage();
            if (msg == TextComponent.empty()) {
                List<String> argList = parseArgs(event.getArguments()).map(Substring::getSubstring).collect(Collectors.toList());
                printUsage(actor, argList);
            } else {
                actor.printError(msg);
            }
        }
    } catch (Throwable t) {
        handleUnknownException(actor, t);
    } finally {
        if (context instanceof MemoizingValueAccess) {
            context = ((MemoizingValueAccess) context).snapshotMemory();
        }
        Optional<EditSession> editSessionOpt = context.injectedValue(Key.of(EditSession.class));
        // Require null CommandEvent#getSession as it means the editsession is being handled somewhere else.
        if (editSessionOpt.isPresent() && event.getSession() == null) {
            EditSession editSession = editSessionOpt.get();
            editSession.close();
            session.remember(editSession);
            long time = System.currentTimeMillis() - start;
            double timeS = (time / 1000.0);
            int changed = editSession.getBlockChangeCount();
            double throughput = timeS == 0 ? changed : changed / timeS;
            if (time > 1000) {
                actor.print(Caption.of("worldedit.command.time-elapsed", TextComponent.of(timeS), TextComponent.of(changed), TextComponent.of(Math.round(throughput))));
            }
            worldEdit.flushBlockBag(actor, editSession);
        }
        // TODO: Ping @MattBDev to reimplement 2020-02-04
        // CFICommands.CFISettings cfi = actor.getMeta("CFISettings");
        // if (cfi != null) {
        // HeightMapMCAGenerator gen = cfi.getGenerator();
        // if (gen != null && gen.isModified()) {
        // try {
        // gen.update();
        // CFIChangeSet set = new CFIChangeSet(gen, actor.getUniqueId());
        // session.remember(actor, gen, set, actor.getLimit());
        // } catch (IOException e) {
        // e.printStackTrace();
        // }
        // }
        // }
        Request.reset();
    }
    event.setCancelled(true);
}