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EpollRecvByteAllocatorStreamingHandle.java
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EpollRecvByteAllocatorStreamingHandle.java
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/*
* Copyright 2015 The Netty Project
*
* The Netty Project 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:
*
* https://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 io.netty.channel.epoll;
import io.netty.channel.RecvByteBufAllocator;
final class EpollRecvByteAllocatorStreamingHandle extends EpollRecvByteAllocatorHandle {
EpollRecvByteAllocatorStreamingHandle(RecvByteBufAllocator.ExtendedHandle handle) {
super(handle);
}
@Override
boolean maybeMoreDataToRead() {
/**
* For stream oriented descriptors we can assume we are done reading if the last read attempt didn't produce
* a full buffer (see Q9 in <a href="https://man7.org/linux/man-pages/man7/epoll.7.html">epoll man</a>).
*
* If EPOLLRDHUP has been received we must read until we get a read error.
*/
return lastBytesRead() == attemptedBytesRead() || isReceivedRdHup();
}
}