1 files changed, 182 insertions, 0 deletions
diff --git a/cpp/src/qpid/messaging/amqp/AddressHelper.cpp b/cpp/src/qpid/messaging/amqp/AddressHelper.cpp
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+++ b/cpp/src/qpid/messaging/amqp/AddressHelper.cpp
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+/*
+ *
+ * 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.
+ *
+ */
+#include "qpid/messaging/amqp/AddressHelper.h"
+#include "qpid/messaging/Address.h"
+#include <vector>
+#include <boost/assign.hpp>
+extern "C" {
+#include <proton/engine.h>
+}
+
+namespace qpid {
+namespace messaging {
+namespace amqp {
+
+using qpid::types::Variant;
+
+namespace {
+//policy types
+const std::string CREATE("create");
+const std::string ASSERT("assert");
+const std::string DELETE("delete");
+
+//policy values
+const std::string ALWAYS("always");
+const std::string NEVER("never");
+const std::string RECEIVER("receiver");
+const std::string SENDER("sender");
+
+const std::string NODE("node");
+const std::string LINK("link");
+
+const std::string TYPE("type");
+const std::string TOPIC("topic");
+const std::string QUEUE("queue");
+
+//distribution modes:
+const std::string MOVE("move");
+const std::string COPY("copy");
+
+const std::string SUPPORTED_DIST_MODES("supported-dist-modes");
+
+
+const std::vector<std::string> RECEIVER_MODES = boost::assign::list_of<std::string>(ALWAYS) (RECEIVER);
+const std::vector<std::string> SENDER_MODES = boost::assign::list_of<std::string>(ALWAYS) (SENDER);
+
+pn_bytes_t convert(const std::string& s)
+{
+    pn_bytes_t result;
+    result.start = const_cast<char*>(s.data());
+    result.size = s.size();
+    return result;
+}
+
+bool bind(const Variant::Map& options, const std::string& name, std::string& variable)
+{
+    Variant::Map::const_iterator j = options.find(name);
+    if (j == options.end()) {
+        return false;
+    } else {
+        variable = j->second.asString();
+        return true;
+    }
+}
+
+bool bind(const Variant::Map& options, const std::string& name, Variant::Map& variable)
+{
+    Variant::Map::const_iterator j = options.find(name);
+    if (j == options.end()) {
+        return false;
+    } else {
+        variable = j->second.asMap();
+        return true;
+    }
+}
+
+bool bind(const Address& address, const std::string& name, std::string& variable)
+{
+    return bind(address.getOptions(), name, variable);
+}
+
+bool bind(const Address& address, const std::string& name, Variant::Map& variable)
+{
+    return bind(address.getOptions(), name, variable);
+}
+
+bool in(const std::string& value, const std::vector<std::string>& choices)
+{
+    for (std::vector<std::string>::const_iterator i = choices.begin(); i != choices.end(); ++i) {
+        if (value == *i) return true;
+    }
+    return false;
+}
+}
+
+AddressHelper::AddressHelper(const Address& address)
+{
+    bind(address, CREATE, createPolicy);
+    bind(address, DELETE, deletePolicy);
+    bind(address, ASSERT, assertPolicy);
+
+    bind(address, NODE, node);
+    bind(address, LINK, link);
+}
+
+bool AddressHelper::createEnabled(CheckMode mode) const
+{
+    return enabled(createPolicy, mode);
+}
+bool AddressHelper::deleteEnabled(CheckMode mode) const
+{
+    return enabled(deletePolicy, mode);
+}
+bool AddressHelper::assertEnabled(CheckMode mode) const
+{
+    return enabled(assertPolicy, mode);
+}
+bool AddressHelper::enabled(const std::string& policy, CheckMode mode) const
+{
+    bool result = false;
+    switch (mode) {
+      case FOR_RECEIVER:
+        result = in(policy, RECEIVER_MODES);
+        break;
+      case FOR_SENDER:
+        result = in(policy, SENDER_MODES);
+        break;
+    }
+    return result;
+}
+
+const qpid::types::Variant::Map& AddressHelper::getNodeProperties() const
+{
+    return node;
+}
+const qpid::types::Variant::Map& AddressHelper::getLinkProperties() const
+{
+    return link;
+}
+
+void AddressHelper::setNodeProperties(pn_terminus_t* terminus)
+{
+    pn_terminus_set_dynamic(terminus, true);
+
+    //properties for dynamically created node:
+    pn_data_t* data = pn_terminus_properties(terminus);
+    if (node.size()) {
+        pn_data_put_map(data);
+        pn_data_enter(data);
+    }
+    for (qpid::types::Variant::Map::const_iterator i = node.begin(); i != node.end(); ++i) {
+        if (i->first == TYPE) {
+            pn_data_put_symbol(data, convert(SUPPORTED_DIST_MODES));
+            pn_data_put_string(data, convert(i->second == TOPIC ? COPY : MOVE));
+        } else {
+            pn_data_put_symbol(data, convert(i->first));
+            pn_data_put_string(data, convert(i->second.asString()));
+        }
+    }
+    if (node.size()) {
+        pn_data_exit(data);
+    }
+}
+
+}}} // namespace qpid::messaging::amqp