ONOS checkin based on commit tag e796610b1f721d02f9b0e213cf6f7790c10ecd60

Change-Id: Ife8810491034fe7becdba75dda20de4267bd15cd

1 files changed, 66 insertions, 0 deletions

diff --git a/framework/src/onos/utils/nio/src/main/java/org/onlab/nio/service/DefaultIOLoop.java b/framework/src/onos/utils/nio/src/main/java/org/onlab/nio/service/DefaultIOLoop.java
new file mode 100644
index 00000000..0d977929
--- /dev/null
+++ b/framework/src/onos/utils/nio/src/main/java/org/onlab/nio/service/DefaultIOLoop.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed 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.
+ */
+package org.onlab.nio.service;
+
+import java.io.IOException;
+import java.nio.channels.ByteChannel;
+import java.nio.channels.SelectionKey;
+import java.util.List;
+import java.util.function.Consumer;
+
+import org.onlab.nio.IOLoop;
+import org.onlab.nio.MessageStream;
+
+/**
+ * IOLoop for transporting DefaultMessages.
+ */
+public class DefaultIOLoop extends IOLoop<DefaultMessage, DefaultMessageStream> {
+
+    public static final int SELECT_TIMEOUT_MILLIS = 500;
+    private static final int MAX_IDLE_TIMEOUT_MILLIS = 1000;
+    private static final int BUFFER_SIZE = 1024 * 1024;
+    private final Consumer<DefaultMessage> consumer;
+
+    public DefaultIOLoop(Consumer<DefaultMessage> consumer) throws IOException {
+        this(SELECT_TIMEOUT_MILLIS, consumer);
+    }
+
+    public DefaultIOLoop(long timeout, Consumer<DefaultMessage> consumer) throws IOException {
+        super(timeout);
+        this.consumer = consumer;
+    }
+
+    @Override
+    protected DefaultMessageStream createStream(ByteChannel byteChannel) {
+        return new DefaultMessageStream(this, byteChannel, BUFFER_SIZE, MAX_IDLE_TIMEOUT_MILLIS);
+    }
+
+    @Override
+    protected void processMessages(List<DefaultMessage> messages, MessageStream<DefaultMessage> stream) {
+        messages.forEach(consumer);
+    }
+
+    @Override
+    protected void connect(SelectionKey key) throws IOException {
+        DefaultMessageStream stream = (DefaultMessageStream) key.attachment();
+        try {
+            super.connect(key);
+            stream.connected();
+        } catch (Exception e) {
+            stream.connectFailed(e);
+        }
+    }
+}
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