org.apache.mina.transport.socket.apr.AprDatagramSession Maven / Gradle / Ivy
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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
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* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
package org.apache.mina.transport.socket.apr;
import java.net.InetSocketAddress;
import org.apache.mina.core.RuntimeIoException;
import org.apache.mina.core.buffer.IoBuffer;
import org.apache.mina.core.service.DefaultTransportMetadata;
import org.apache.mina.core.service.IoProcessor;
import org.apache.mina.core.service.IoService;
import org.apache.mina.core.service.TransportMetadata;
import org.apache.mina.core.session.IoSession;
import org.apache.mina.transport.socket.AbstractDatagramSessionConfig;
import org.apache.mina.transport.socket.DatagramSessionConfig;
import org.apache.tomcat.jni.Socket;
/**
* An {@link IoSession} for APR UDP datagram based session.
* It's implementing the usual common features for {@link DatagramSessionConfig}.
*
* @author Apache MINA Project
*/
class AprDatagramSession extends AprSession {
static final TransportMetadata METADATA = new DefaultTransportMetadata("apr", "datagram", true, false,
InetSocketAddress.class, DatagramSessionConfig.class, IoBuffer.class);
/**
* Create an instance of {@link AprDatagramSession}.
*/
AprDatagramSession(IoService service, IoProcessor processor, long descriptor,
InetSocketAddress remoteAddress) throws Exception {
super(service, processor, descriptor, remoteAddress);
config = new SessionConfigImpl();
this.config.setAll(service.getSessionConfig());
}
/**
* {@inheritDoc}
*/
public DatagramSessionConfig getConfig() {
return (DatagramSessionConfig) config;
}
/**
* {@inheritDoc}
*/
public TransportMetadata getTransportMetadata() {
return METADATA;
}
/**
* The implementation for the {@link org.apache.mina.core.session.IoSessionConfig} related to APR UDP socket.
* @author Apache MINA Project
*/
private class SessionConfigImpl extends AbstractDatagramSessionConfig {
/**
* {@inheritDoc}
*/
public boolean isReuseAddress() {
try {
return Socket.optGet(getDescriptor(), Socket.APR_SO_REUSEADDR) == 1;
} catch (Exception e) {
throw new RuntimeIoException("Failed to get SO_REUSEADDR.", e);
}
}
/**
* {@inheritDoc}
*/
public void setReuseAddress(boolean on) {
Socket.optSet(getDescriptor(), Socket.APR_SO_REUSEADDR, on ? 1 : 0);
}
/**
* {@inheritDoc}
*/
public int getTrafficClass() {
return 0;
}
/**
* {@inheritDoc}
*/
public void setTrafficClass(int tc) {
}
/**
* {@inheritDoc}
*/
public int getSendBufferSize() {
try {
return Socket.optGet(getDescriptor(), Socket.APR_SO_SNDBUF);
} catch (Exception e) {
throw new RuntimeException("APR Exception", e);
}
}
/**
* {@inheritDoc}
*/
public void setSendBufferSize(int size) {
Socket.optSet(getDescriptor(), Socket.APR_SO_SNDBUF, size);
}
/**
* {@inheritDoc}
*/
public int getReceiveBufferSize() {
try {
return Socket.optGet(getDescriptor(), Socket.APR_SO_RCVBUF);
} catch (Exception e) {
throw new RuntimeException("APR Exception", e);
}
}
/**
* {@inheritDoc}
*/
public void setReceiveBufferSize(int size) {
Socket.optSet(getDescriptor(), Socket.APR_SO_RCVBUF, size);
}
/**
* {@inheritDoc}
*/
public boolean isBroadcast() {
return false;
}
/**
* {@inheritDoc}
*/
public void setBroadcast(boolean broadcast) {
}
}
}