/*******************************************************************************
* ALMA - Atacama Large Millimiter Array
* (c) European Southern Observatory, 2002
* Copyright by ESO (in the framework of the ALMA collaboration)
* and Cosylab 2002, All rights reserved
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package alma.ACS.impl;
import alma.ACS.CBDescIn;
import alma.ACS.CBDescOut;
import alma.ACS.CBfloat;
import alma.ACS.CBvoid;
import alma.ACS.Callback;
import alma.ACS.Monitorfloat;
import alma.ACS.MonitorfloatHelper;
import alma.ACS.MonitorfloatPOATie;
import alma.ACS.NoSuchCharacteristic;
import alma.ACS.RWfloatOperations;
import alma.ACS.TimeSeqHolder;
import alma.ACS.floatSeqHolder;
import alma.ACS.jbaci.CallbackDispatcher;
import alma.ACS.jbaci.CompletionUtil;
import alma.ACS.jbaci.DataAccess;
import alma.ACS.jbaci.PropertyInitializationFailed;
import alma.ACSErr.Completion;
import alma.ACSErr.CompletionHolder;
import alma.ACSErrTypeCommon.wrappers.AcsJCouldntPerformActionEx;
import alma.acs.exceptions.AcsJException;
/**
* Implementation of <code>alma.ACS.RWfloat</code>.
* @author <a href="mailto:cmenayATcsrg.inf.utfsm.cl">Camilo Menay</a>
* @author <a href="mailto:cmaureirATinf.utfsm.cl">Cristian Maureira</a>
* @version $id$
*/
public class RWfloatImpl
extends RWCommonComparablePropertyImpl
implements RWfloatOperations {
/**
* @param name
* @param parentComponent
* @throws PropertyInitializationFailed
*/
public RWfloatImpl(
String name,
CharacteristicComponentImpl parentComponent)
throws PropertyInitializationFailed {
super(float.class, name, parentComponent);
}
/**
* @param name
* @param parentComponent
* @param dataAccess
* @throws PropertyInitializationFailed
*/
public RWfloatImpl(
String name,
CharacteristicComponentImpl parentComponent,
DataAccess dataAccess)
throws PropertyInitializationFailed {
super(float.class, name, parentComponent, dataAccess);
}
/**
* @see alma.ACS.CommonPropertyImpl#readPropertyTypeCharacteristic(java.lang.String)
*/
public Object readPropertyTypeCharacteristic(String name)
throws NoSuchCharacteristic {
return new Float(characteristicModelImpl.getDouble(name));
}
/**
* @see alma.ACS.PfloatOperations#create_monitor(alma.ACS.CBfloat, alma.ACS.CBDescIn)
*/
public Monitorfloat create_monitor(CBfloat callback, CBDescIn descIn) {
return create_postponed_monitor(0, callback, descIn);
}
/**
* @see alma.ACS.PfloatOperations#create_postponed_monitor(long, alma.ACS.CBfloat, alma.ACS.CBDescIn)
*/
public Monitorfloat create_postponed_monitor(
long startTime,
CBfloat callback,
CBDescIn descIn) {
// create monitor and its servant
MonitorfloatImpl monitorImpl = new MonitorfloatImpl(this, callback, descIn, startTime);
MonitorfloatPOATie monitorTie = new MonitorfloatPOATie(monitorImpl);
// register and activate
return MonitorfloatHelper.narrow(this.registerMonitor(monitorImpl, monitorTie));
}
/**
* @see alma.ACS.PfloatOperations#default_value()
*/
public float default_value() {
return ((Float)defaultValue).floatValue();
}
/**
* @see alma.ACS.PfloatOperations#get_async(alma.ACS.CBfloat, alma.ACS.CBDescIn)
*/
public void get_async(CBfloat arg0, CBDescIn arg1) {
getAsync(arg0, arg1);
}
/**
* @see alma.ACS.PfloatOperations#get_history(int, alma.ACS.floatSeqHolder, alma.ACS.TimeSeqHolder)
*/
public int get_history(
int arg0,
floatSeqHolder arg1,
TimeSeqHolder arg2) {
arg1.value = (float[])getHistory(arg0, arg2);
return arg1.value.length;
}
/**
* @see alma.ACS.PfloatOperations#get_sync(alma.ACSErr.CompletionHolder)
*/
public float get_sync(CompletionHolder completionHolder) {
try
{
return ((Float)getSync(completionHolder)).floatValue();
}
catch (AcsJException acsex)
{
AcsJCouldntPerformActionEx cpa = new AcsJCouldntPerformActionEx("Failed to retrieve value", acsex);
completionHolder.value = CompletionUtil.generateCompletion(cpa);
// return default value in case of error
return default_value();
}
}
/**
* @see alma.ACS.PfloatOperations#graph_max()
*/
public float graph_max() {
return ((Float)graphMax).floatValue();
}
/**
* @see alma.ACS.PfloatOperations#graph_min()
*/
public float graph_min() {
return ((Float)graphMin).floatValue();
}
/**
* @see alma.ACS.PfloatOperations#min_delta_trigger()
*/
public float min_delta_trigger() {
return ((Float)minDeltaTrigger).floatValue();
}
/**
* @see alma.ACS.PfloatOperations#min_step()
*/
public float min_step() {
return ((Float)minStep).floatValue();
}
/**
* @see alma.ACS.CommonComparablePropertyImpl#lessThanDelta(java.lang.Object, java.lang.Object, java.lang.Object)
*/
public boolean lessThanDelta(Object value1, Object value2, Object delta) {
return Math.abs(((Float)value1).floatValue()-((Float)value2).floatValue()) < ((Float)delta).floatValue();
}
/**
* @see alma.ACS.CommonComparablePropertyImpl#noDelta(java.lang.Object)
*/
public boolean noDelta(Object value) {
return ((Float)value).floatValue() == 0;
}
/**
* @see alma.ACS.jbaci.CallbackDispatcher#dispatchCallback(int, java.lang.Object, alma.ACSErr.Completion, alma.ACS.CBDescOut)
*/
public boolean dispatchCallback(
int type,
Object value,
Callback callback,
Completion completion,
CBDescOut desc) {
try
{
if (type == CallbackDispatcher.DONE_TYPE)
((CBfloat)callback).done(((Float)value).floatValue(), completion, desc);
else if (type == CallbackDispatcher.WORKING_TYPE)
((CBfloat)callback).working(((Float)value).floatValue(), completion, desc);
else
return false;
return true;
}
catch (Throwable th)
{
return false;
}
}
/**
* @see alma.ACS.CommonComparablePropertyImpl#sum(java.lang.Object, java.lang.Object, boolean)
*/
public Object sum(Object value1, Object value2, boolean substract) {
float val2 = ((Float)value2).floatValue();
if (substract)
val2 = -val2;
return new Float(((Float)value1).floatValue() + val2);
}
/**
* @see alma.ACS.RWfloatOperations#max_value()
*/
public float max_value() {
return ((Float)maxValue).floatValue();
}
/**
* @see alma.ACS.RWfloatOperations#min_value()
*/
public float min_value() {
return ((Float)minValue).floatValue();
}
/**
* @see alma.ACS.RWfloatOperations#set_async(float, alma.ACS.CBvoid, alma.ACS.CBDescIn)
*/
public void set_async(float value, CBvoid callback, CBDescIn descIn) {
setAsync(new Float(value), callback, descIn);
}
/**
* @see alma.ACS.RWfloatOperations#set_nonblocking(float)
*/
public void set_nonblocking(float value) {
setNonblocking(new Float(value));
}
/**
* @see alma.ACS.RWfloatOperations#set_sync(float)
*/
public Completion set_sync(float value) {
try
{
return setSync(new Float(value));
}
catch (AcsJException acsex)
{
AcsJCouldntPerformActionEx cpa =
new AcsJCouldntPerformActionEx("Failed to set value", acsex);
return CompletionUtil.generateCompletion(cpa);
}
}
}