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Diffstat (limited to 'sca-cpp/branches/gcc-4.4/components/webservice/webservice-listener.cpp')
-rw-r--r-- | sca-cpp/branches/gcc-4.4/components/webservice/webservice-listener.cpp | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/sca-cpp/branches/gcc-4.4/components/webservice/webservice-listener.cpp b/sca-cpp/branches/gcc-4.4/components/webservice/webservice-listener.cpp new file mode 100644 index 0000000000..2127ecf0df --- /dev/null +++ b/sca-cpp/branches/gcc-4.4/components/webservice/webservice-listener.cpp @@ -0,0 +1,86 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +/* $Rev$ $Date$ */ + +/** + * Web service listener component implementation. + */ + +#include "string.hpp" +#include "function.hpp" +#include "list.hpp" +#include "value.hpp" +#include "monad.hpp" +#include "../../modules/http/httpd.hpp" +#include "axis2.hpp" + +namespace tuscany { +namespace webservice { + +/** + * Redirect an HTTP request to the Axis2/C HTTPD module. The given relay lambda function + * is stored in the HTTPD request, for later retrieval by the Axis2 service to relay the request + * to a target component. + */ +extern "C" { + extern module axis2_module; +} + +const value redirectToAxis2(const string& uri, request_rec* r, const value& relay) { + const failable<request_rec*, int> nr = httpd::internalRedirectRequest(uri, r); + if (!hasContent(nr)) + return value(reason(nr)); + ap_set_module_config(content(nr)->request_config, &axis2_module, const_cast<void*>((const void*)&relay)); + return value(httpd::internalRedirect(content(nr))); +} + +/** + * Handle an HTTP request. + */ +const failable<value> handle(const list<value>& params) { + + // Extract HTTPD request from the params + request_rec* r = httpd::request(car(params)); + httpdDebugRequest(r, "webservice::handle"); + + // Extract the relay lambda from the params and store it in the HTTPD request, + // for later retrieval by our Axis2 service + const value relay = cadr(params); + cout << "relay: " << &relay << endl; + + // Redirect HTTPD request to Mod-axis2 + if (r->args == NULL) + return redirectToAxis2(httpd::redirectURI("/axis2", string(r->uri)), r, relay); + return redirectToAxis2(httpd::redirectURI("/axis2", string(r->uri), string(r->args)), r, relay); +} + +} +} + +extern "C" { + +const tuscany::value apply(const tuscany::list<tuscany::value>& params) { + const tuscany::value func(car(params)); + if (func == "handle") + return tuscany::webservice::handle(cdr(params)); + return tuscany::mkfailure<tuscany::value>(); +} + +} |