/** * Performs the test-uris function. * * @param ctx query context * @return resulting value * @throws QueryException query exception */ private Item testUris(final QueryContext ctx) throws QueryException { checkCreate(ctx); final ArrayList<IO> inputs = new ArrayList<>(); final Iter ir = ctx.iter(expr[0]); for (Item it; (it = ir.next()) != null; ) inputs.add(checkPath(it, ctx)); return new Suite(ctx, info).test(inputs); }
@Override public Value value(final QueryContext qc) throws QueryException { final ArrayList<User> users = qc.context.users.users(null, qc.context); final TokenList tl = new TokenList(users.size()); for (final User user : users) tl.add(user.name()); return StrSeq.get(tl); }
/** * Performs the test function. * * @param ctx query context * @return resulting value * @throws QueryException query exception */ private Item test(final QueryContext ctx) throws QueryException { final Unit unit = new Unit(ctx, info); if (expr.length == 0) return unit.test(sc); final ArrayList<StaticFunc> funcs = new ArrayList<>(); final Iter ir = ctx.iter(expr[0]); for (Item it; (it = ir.next()) != null; ) { final FItem fi = checkFunc(it, ctx); if (fi.funcName() != null) { final StaticFunc sf = ctx.funcs.get(fi.funcName(), fi.arity(), null, true); if (sf != null) funcs.add(sf); } } return unit.test(sc, funcs); }
/** * Binds the annotated variables. * * @param http http context * @param arg argument array * @throws QueryException query exception * @throws IOException I/O exception */ void bind(final HTTPContext http, final Expr[] arg) throws QueryException, IOException { // bind variables from segments for (int s = 0; s < path.size; s++) { final Matcher m = TEMPLATE.matcher(path.segment[s]); if (!m.find()) continue; final QNm qnm = new QNm(token(m.group(1)), context); bind(qnm, arg, new Atm(http.segment(s))); } // cache request body final String ct = http.contentType(); IOContent body = null; if (requestBody != null) { body = cache(http, null); try { // bind request body in the correct format body.name(http.method + IO.XMLSUFFIX); bind(requestBody, arg, Parser.item(body, context.context.prop, ct)); } catch (final IOException ex) { error(INPUT_CONV, ex); } } // bind query parameters final Map<String, String[]> params = http.params(); for (final RestXqParam rxp : queryParams) bind(rxp, arg, params.get(rxp.key)); // bind form parameters if (!formParams.isEmpty()) { if (MimeTypes.APP_FORM.equals(ct)) { // convert parameters encoded in a form body = cache(http, body); addParams(body.toString(), params); } for (final RestXqParam rxp : formParams) bind(rxp, arg, params.get(rxp.key)); } // bind header parameters for (final RestXqParam rxp : headerParams) { final StringList sl = new StringList(); final Enumeration<?> en = http.req.getHeaders(rxp.key); while (en.hasMoreElements()) { for (final String s : en.nextElement().toString().split(", *")) sl.add(s); } bind(rxp, arg, sl.toArray()); } // bind cookie parameters final Cookie[] ck = http.req.getCookies(); for (final RestXqParam rxp : cookieParams) { String v = null; if (ck != null) { for (final Cookie c : ck) { if (rxp.key.equals(c.getName())) v = c.getValue(); } } if (v == null) bind(rxp, arg); else bind(rxp, arg, v); } }
/** * Checks a function for RESTFful annotations. * * @return {@code true} if module contains relevant annotations * @throws QueryException query exception */ boolean analyze() throws QueryException { // parse all annotations final EnumSet<HTTPMethod> mth = EnumSet.noneOf(HTTPMethod.class); final boolean[] declared = new boolean[function.args.length]; boolean found = false; final int as = function.ann.size(); for (int a = 0; a < as; a++) { final QNm name = function.ann.names[a]; final Value value = function.ann.values[a]; final byte[] local = name.local(); final byte[] uri = name.uri(); final boolean rexq = eq(uri, QueryText.RESTXQURI); if (rexq) { if (eq(PATH, local)) { // annotation "path" if (path != null) error(ANN_TWICE, "%", name.string()); path = new RestXqPath(toString(value, name)); for (final String s : path) { if (s.trim().startsWith("{")) checkVariable(s, AtomType.AAT, declared); } } else if (eq(CONSUMES, local)) { // annotation "consumes" strings(value, name, consumes); } else if (eq(PRODUCES, local)) { // annotation "produces" strings(value, name, produces); } else if (eq(QUERY_PARAM, local)) { // annotation "query-param" queryParams.add(param(value, name, declared)); } else if (eq(FORM_PARAM, local)) { // annotation "form-param" formParams.add(param(value, name, declared)); } else if (eq(HEADER_PARAM, local)) { // annotation "header-param" headerParams.add(param(value, name, declared)); } else if (eq(COOKIE_PARAM, local)) { // annotation "cookie-param" cookieParams.add(param(value, name, declared)); } else { // method annotations final HTTPMethod m = HTTPMethod.get(string(local)); if (m == null) error(ANN_UNKNOWN, "%", name.string()); if (!value.isEmpty()) { // remember post/put variable if (requestBody != null) error(ANN_TWICE, "%", name.string()); if (m != POST && m != PUT) error(METHOD_VALUE, m); requestBody = checkVariable(toString(value, name), declared); } if (mth.contains(m)) error(ANN_TWICE, "%", name.string()); mth.add(m); } } else if (eq(uri, QueryText.OUTPUTURI)) { // serialization parameters final String key = string(local); final String val = toString(value, name); if (output.get(key) == null) error(UNKNOWN_SER, key); output.set(key, val); } found |= rexq; } if (!mth.isEmpty()) methods = mth; if (found) { if (path == null) error(ANN_MISSING, PATH); for (int i = 0; i < declared.length; i++) if (!declared[i]) error(VAR_UNDEFINED, function.args[i].name.string()); } return found; }