org.apache.mina.transport.socket.AbstractDatagramSessionConfig Maven / Gradle / Ivy
/**
* Copyright 2007-2015, Kaazing Corporation. All rights reserved.
*
* 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.apache.mina.transport.socket;
import org.apache.mina.core.session.AbstractIoSessionConfig;
import org.apache.mina.core.session.IoSessionConfig;
/**
* TODO Add documentation
*
* @author Apache MINA Project
*/
public abstract class AbstractDatagramSessionConfig extends
AbstractIoSessionConfig implements DatagramSessionConfig {
private static final boolean DEFAULT_CLOSE_ON_PORT_UNREACHABLE = true;
private boolean closeOnPortUnreachable = DEFAULT_CLOSE_ON_PORT_UNREACHABLE;
protected AbstractDatagramSessionConfig() {
// Do nothing
}
@Override
protected void doSetAll(IoSessionConfig config) {
if (!(config instanceof DatagramSessionConfig)) {
return;
}
if (config instanceof AbstractDatagramSessionConfig) {
// Minimize unnecessary system calls by checking all 'propertyChanged' properties.
AbstractDatagramSessionConfig cfg = (AbstractDatagramSessionConfig) config;
if (cfg.isBroadcastChanged()) {
setBroadcast(cfg.isBroadcast());
}
if (cfg.isReceiveBufferSizeChanged()) {
setReceiveBufferSize(cfg.getReceiveBufferSize());
}
if (cfg.isReuseAddressChanged()) {
setReuseAddress(cfg.isReuseAddress());
}
if (cfg.isSendBufferSizeChanged()) {
setSendBufferSize(cfg.getSendBufferSize());
}
if (cfg.isTrafficClassChanged() && getTrafficClass() != cfg.getTrafficClass()) {
setTrafficClass(cfg.getTrafficClass());
}
} else {
DatagramSessionConfig cfg = (DatagramSessionConfig) config;
setBroadcast(cfg.isBroadcast());
setReceiveBufferSize(cfg.getReceiveBufferSize());
setReuseAddress(cfg.isReuseAddress());
setSendBufferSize(cfg.getSendBufferSize());
if (getTrafficClass() != cfg.getTrafficClass()) {
setTrafficClass(cfg.getTrafficClass());
}
}
}
/**
* Returns true if and only if the broadcast property
* has been changed by its setter method. The system call related with
* the property is made only when this method returns true. By
* default, this method always returns true to simplify implementation
* of subclasses, but overriding the default behavior is always encouraged.
*/
protected boolean isBroadcastChanged() {
return true;
}
/**
* Returns true if and only if the receiveBufferSize property
* has been changed by its setter method. The system call related with
* the property is made only when this method returns true. By
* default, this method always returns true to simplify implementation
* of subclasses, but overriding the default behavior is always encouraged.
*/
protected boolean isReceiveBufferSizeChanged() {
return true;
}
/**
* Returns true if and only if the reuseAddress property
* has been changed by its setter method. The system call related with
* the property is made only when this method returns true. By
* default, this method always returns true to simplify implementation
* of subclasses, but overriding the default behavior is always encouraged.
*/
protected boolean isReuseAddressChanged() {
return true;
}
/**
* Returns true if and only if the sendBufferSize property
* has been changed by its setter method. The system call related with
* the property is made only when this method returns true. By
* default, this method always returns true to simplify implementation
* of subclasses, but overriding the default behavior is always encouraged.
*/
protected boolean isSendBufferSizeChanged() {
return true;
}
/**
* Returns true if and only if the trafficClass property
* has been changed by its setter method. The system call related with
* the property is made only when this method returns true. By
* default, this method always returns true to simplify implementation
* of subclasses, but overriding the default behavior is always encouraged.
*/
protected boolean isTrafficClassChanged() {
return true;
}
/**
* {@inheritDoc}
*/
public boolean isCloseOnPortUnreachable() {
return closeOnPortUnreachable;
}
/**
* {@inheritDoc}
*/
public void setCloseOnPortUnreachable(boolean closeOnPortUnreachable) {
this.closeOnPortUnreachable = closeOnPortUnreachable;
}
}