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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
* "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.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.core.session.IoSessionConfig;
import org.apache.mina.transport.socket.AbstractSocketSessionConfig;
import org.apache.mina.transport.socket.SocketSessionConfig;
import org.apache.tomcat.jni.Socket;
/**
* An {@link IoSession} for APR TCP socket based session.
* It's implementing the usual common features for {@SocketSession}.
*
* @author Apache MINA Project
*/
class AprSocketSession extends AprSession {
static final TransportMetadata METADATA = new DefaultTransportMetadata("apr", "socket", false, true,
InetSocketAddress.class, SocketSessionConfig.class, IoBuffer.class);
/**
* Create an instance of {@link AprSocketSession}.
*/
AprSocketSession(IoService service, IoProcessor processor, long descriptor) throws Exception {
super(service, processor, descriptor);
config = new SessionConfigImpl();
this.config.setAll(service.getSessionConfig());
}
/**
* {@inheritDoc}
*/
public SocketSessionConfig getConfig() {
return (SocketSessionConfig) config;
}
/**
* {@inheritDoc}
*/
public TransportMetadata getTransportMetadata() {
return METADATA;
}
/**
* The implementation for the {@link IoSessionConfig} related to APR TCP socket.
* @author Apache MINA Project
*/
private class SessionConfigImpl extends AbstractSocketSessionConfig {
/**
* {@inheritDoc}
*/
public boolean isKeepAlive() {
try {
return Socket.optGet(getDescriptor(), Socket.APR_SO_KEEPALIVE) == 1;
} catch (Exception e) {
throw new RuntimeIoException("Failed to get SO_KEEPALIVE.", e);
}
}
/**
* {@inheritDoc}
*/
public void setKeepAlive(boolean on) {
Socket.optSet(getDescriptor(), Socket.APR_SO_KEEPALIVE, on ? 1 : 0);
}
/**
* {@inheritDoc}
* not supported for the moment
*/
public boolean isOobInline() {
return false;
}
/**
* {@inheritDoc}
* not supported for the moment
*/
public void setOobInline(boolean on) {
}
/**
* {@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 getSoLinger() {
try {
return Socket.optGet(getDescriptor(), Socket.APR_SO_LINGER);
} catch (Exception e) {
throw new RuntimeIoException("Failed to get SO_LINGER.", e);
}
}
/**
* {@inheritDoc}
*/
public void setSoLinger(int linger) {
// TODO: Figure out how to disable this.
Socket.optSet(getDescriptor(), Socket.APR_SO_LINGER, linger);
}
/**
* {@inheritDoc}
*/
public boolean isTcpNoDelay() {
try {
return Socket.optGet(getDescriptor(), Socket.APR_TCP_NODELAY) == 1;
} catch (Exception e) {
throw new RuntimeIoException("Failed to get TCP_NODELAY.", e);
}
}
/**
* {@inheritDoc}
*/
public void setTcpNoDelay(boolean on) {
Socket.optSet(getDescriptor(), Socket.APR_TCP_NODELAY, 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);
}
}
}
