/***
* Copyright 2002-2010 jamod development team
*
* 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 net.wimpi.modbus.procimg;
/**
* Class implementing a simple <tt>DigitalOut</tt>.
* <p>
* The set method is synchronized, which ensures atomic
* access, but no specific access order.
*
* @author Dieter Wimberger
* @version @version@ (@date@)
*/
public class SimpleDigitalOut implements DigitalOut {
/**
* Field for the digital out state.
*/
protected boolean m_Set;
/**
* Constructs a new <tt>SimpleDigitalOut</tt> instance.
* Its state will be invalid.
*/
public SimpleDigitalOut() {
}// constructor
/**
* Constructs a new <tt>SimpleDigitalOut</tt> instance
* with the given state.
*
* @param b true if set, false otherwise.
*/
public SimpleDigitalOut(boolean b) {
set(b);
}// constructor(boolean)
@Override
public boolean isSet() {
return m_Set;
}// isSet
@Override
public synchronized void set(boolean b) {
m_Set = b;
}// set
}// SimpleDigitalIn