diff options
Diffstat (limited to 'qpid/java/common/src/main/java/org/apache/qpid/transport/network/nio/NioSender.java')
-rw-r--r-- | qpid/java/common/src/main/java/org/apache/qpid/transport/network/nio/NioSender.java | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/qpid/java/common/src/main/java/org/apache/qpid/transport/network/nio/NioSender.java b/qpid/java/common/src/main/java/org/apache/qpid/transport/network/nio/NioSender.java new file mode 100644 index 0000000000..2fa875f279 --- /dev/null +++ b/qpid/java/common/src/main/java/org/apache/qpid/transport/network/nio/NioSender.java @@ -0,0 +1,126 @@ +package org.apache.qpid.transport.network.nio; +/* + * + * 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. + * + */ + + +import java.nio.ByteBuffer; +import java.nio.channels.SocketChannel; + +import org.apache.qpid.transport.Sender; + +public class NioSender implements Sender<java.nio.ByteBuffer> +{ + private final Object lock = new Object(); + private SocketChannel _ch; + private boolean _batch = false; + private ByteBuffer _batcher; + + public NioSender(SocketChannel ch) + { + this._ch = ch; + } + + public void send(java.nio.ByteBuffer buf) + { + if (_batch) + { + //System.out.println(_batcher.position() + " , " + buf.remaining() + " , " + buf.position() + ","+_batcher.capacity()); + if (_batcher.position() + buf.remaining() >= _batcher.capacity()) + { + _batcher.flip(); + write(_batcher); + _batcher.clear(); + if (buf.remaining() > _batcher.capacity()) + { + write(buf); + } + else + { + _batcher.put(buf); + } + } + else + { + _batcher.put(buf); + } + } + else + { + write(buf); + } + } + + public void flush() + { + // pass + } + + private void write(java.nio.ByteBuffer buf) + { + synchronized (lock) + { + if( _ch.isConnected() && _ch.isOpen()) + { + try + { + _ch.write(buf); + } + catch(Exception e) + { + e.fillInStackTrace(); + } + } + else + { + throw new RuntimeException("Trying to write on a closed socket"); + } + + } + } + + public void setStartBatching() + { + _batch = true; + _batcher = ByteBuffer.allocate(1024); + } + + public void close() + { + // MINA will sometimes throw away in-progress writes when you + // ask it to close + synchronized (lock) + { + try + { + _ch.close(); + } + catch(Exception e) + { + e.printStackTrace(); + } + } + } + + public void setIdleTimeout(int i) + { + //noop + } +} |