synchronized with trunk except for ruby dir

git-svn-id: https://svn.apache.org/repos/asf/qpid/branches/qpid.rnr@893970 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 67 insertions, 0 deletions

diff --git a/cpp/src/qpid/cluster/PollerDispatch.cpp b/cpp/src/qpid/cluster/PollerDispatch.cpp
new file mode 100644
index 0000000000..a839ef863b
--- /dev/null
+++ b/cpp/src/qpid/cluster/PollerDispatch.cpp
@@ -0,0 +1,67 @@
+/*
+ *
+ * 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/cluster/PollerDispatch.h"
+
+#include "qpid/log/Statement.h"
+#include <boost/bind.hpp>
+
+namespace qpid {
+namespace cluster {
+
+PollerDispatch::PollerDispatch(Cpg& c, boost::shared_ptr<sys::Poller> p,
+                               boost::function<void()> e)
+    : cpg(c), poller(p), onError(e),
+      dispatchHandle(cpg,
+                     boost::bind(&PollerDispatch::dispatch, this, _1), // read
+                     0,         // write
+                     boost::bind(&PollerDispatch::disconnect, this, _1) // disconnect
+      ),
+      started(false)
+{}
+    
+PollerDispatch::~PollerDispatch() {
+    if (started)
+        dispatchHandle.stopWatch();
+}
+
+void PollerDispatch::start() {
+    dispatchHandle.startWatch(poller);
+    started = true;
+}
+
+// Entry point: called by IO to dispatch CPG events.
+void PollerDispatch::dispatch(sys::DispatchHandle& h) {
+    try {
+        cpg.dispatchAll();
+        h.rewatch();
+    } catch (const std::exception& e) {
+        QPID_LOG(critical, "Error in cluster dispatch: " << e.what());
+        onError();
+    }
+}
+
+// Entry point: called if disconnected from  CPG.
+void PollerDispatch::disconnect(sys::DispatchHandle& ) {
+    QPID_LOG(critical, "Disconnected from cluster");
+    onError();
+}
+
+}} // namespace qpid::cluster