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/*
* ====================================================================
* Project: openMDX, http://www.openmdx.org/
* Description: Date State
* Owner: OMEX AG, Switzerland, http://www.omex.ch
* ====================================================================
*
* This software is published under the BSD license as listed below.
*
* Copyright (c) 2008-2010, OMEX AG, Switzerland
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of the openMDX team nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* ------------------
*
* This product includes software developed by other organizations as
* listed in the NOTICE file.
*/
package org.openmdx.state2.aop1;
import java.util.Collection;
import java.util.Date;
import java.util.Map;
import org.openmdx.base.accessor.cci.DataObject_1_0;
import org.openmdx.base.accessor.view.Interceptor_1;
import org.openmdx.base.accessor.view.ObjectView_1_0;
import org.openmdx.base.exception.ServiceException;
import org.openmdx.base.persistence.cci.PersistenceHelper;
import org.openmdx.kernel.jdo.ReducedJDOHelper;
import org.openmdx.state2.cci.DateTimeStateContext;
import org.openmdx.state2.spi.Order;
import org.openmdx.state2.spi.TechnicalAttributes;
/**
* Registers the the delegates with their manager
*/
public class DateTimeState_1 extends BasicState_1 {
/**
* Constructor
*
* @param viewObject
*
* @throws ServiceException
*/
public DateTimeState_1(
ObjectView_1_0 self,
Interceptor_1 next
) throws ServiceException{
super(self, next);
}
/* (non-Javadoc)
* @see org.openmdx.state2.aop2.core.AbstractState_1#propagateValidTime()
*/
@Override
protected void initialize(
DataObject_1_0 dataObject
) throws ServiceException {
DateTimeStateContext context = (DateTimeStateContext) self.getInteractionSpec();
if(dataObject.objGetValue(TechnicalAttributes.STATE_VALID_FROM) == null) {
dataObject.objSetValue(TechnicalAttributes.STATE_VALID_FROM, context.getValidFrom());
}
if(dataObject.objGetValue(TechnicalAttributes.STATE_INVALID_FROM) == null) {
dataObject.objSetValue(TechnicalAttributes.STATE_INVALID_FROM, context.getInvalidFrom());
}
}
/* (non-Javadoc)
* @see org.openmdx.state2.aop2.core.BasicState_1#isValidTimeFeature(java.lang.String)
*/
@Override
protected boolean isValidTimeFeature(String featureName) {
return TechnicalAttributes.STATE_VALID_FROM.equals(featureName) || TechnicalAttributes.STATE_INVALID_FROM.equals(featureName);
}
/* (non-Javadoc)
* @see org.openmdx.state2.aop2.core.BasicState_1#objGetValue(java.lang.String)
*/
@Override
public Object objGetValue(
String feature
) throws ServiceException {
return
TechnicalAttributes.STATE_VALID_FROM.equals(feature) ? ((DateTimeStateContext)self.getInteractionSpec()).getValidFrom() :
TechnicalAttributes.STATE_INVALID_FROM.equals(feature) ? ((DateTimeStateContext)self.getInteractionSpec()).getInvalidFrom() :
super.objGetValue(feature);
}
/* (non-Javadoc)
* @see org.openmdx.state2.plugin.generic.BasicState_1View#enableUpdate(java.util.Map, int)
*/
@Override
protected void enableUpdate(
Map pending
) throws ServiceException {
Collection states = getStates();
DateTimeStateContext context = getContext();
for(Map.Entry e : pending.entrySet()) {
DataObject_1_0 source = e.getKey();
BoundaryCrossing boundaryCrossing = e.getValue();
//
// Handle the period which is not yet involved
//
DataObject_1_0 predecessor;
if(boundaryCrossing.startsEarlier) {
predecessor = PersistenceHelper.clone(source);
predecessor.objSetValue(TechnicalAttributes.STATE_INVALID_FROM, context.getValidFrom());
if(!predecessor.jdoIsNew()) {
states.add(predecessor);
}
} else {
predecessor = null;
}
//
// Handle the period which is not longer involved
//
DataObject_1_0 successor;
if(boundaryCrossing.endsLater) {
successor = PersistenceHelper.clone(source);
successor.objSetValue(TechnicalAttributes.STATE_VALID_FROM, context.getInvalidFrom());
if(!successor.jdoIsNew()) {
states.add(successor);
}
} else {
successor = null;
}
//
// Handle the period which is involved
//
DataObject_1_0 target = PersistenceHelper.clone(source);
target.objSetValue(TechnicalAttributes.STATE_VALID_FROM, context.getValidFrom());
target.objSetValue(TechnicalAttributes.STATE_INVALID_FROM, context.getInvalidFrom());
if(!target.jdoIsNew()) {
states.add(target);
}
//
// Replace states
//
ReducedJDOHelper.getPersistenceManager(source).deletePersistent(source);
}
}
/* (non-Javadoc)
* @see org.openmdx.state2.plugin.generic.BasicState_1View#exceedsTimeRangeLimits(org.openmdx.base.accessor.generic.cci.Object_1_0)
*/
@Override
protected BoundaryCrossing getBoundaryCrossing(
DataObject_1_0 candidate
) throws ServiceException {
DateTimeStateContext context = getContext();
return BoundaryCrossing.valueOf(
Order.compareValidFrom(
(Date) candidate.objGetValue(TechnicalAttributes.STATE_VALID_FROM),
context.getValidFrom()
) < 0,
Order.compareInvalidFrom(
(Date) candidate.objGetValue(TechnicalAttributes.STATE_INVALID_FROM),
context.getInvalidFrom()
) > 0
);
}
/* (non-Javadoc)
* @see org.openmdx.state2.aop1.BasicState_1#interfers(org.openmdx.base.accessor.cci.DataObject_1_0)
*/
@Override
protected boolean interfersWith(
DataObject_1_0 candidate
) throws ServiceException {
DateTimeStateContext context = getContext();
return
Order.compareValidFromToValidTo(context.getValidFrom(), (Date) candidate.objGetValue(TechnicalAttributes.STATE_VALID_TO)) < 0 &&
Order.compareValidFromToValidTo((Date) candidate.objGetValue(TechnicalAttributes.STATE_VALID_FROM), context.getInvalidFrom()) < 0;
}
/* (non-Javadoc)
* @see org.openmdx.state2.aop1.AbstractState_1#isInvolved()
*/
@Override
protected boolean isInvolved(
DataObject_1_0 candidate,
DateTimeStateContext context,
AccessMode accessMode
) throws ServiceException {
if(super.isInvolved(candidate, context, accessMode)) {
//
// Valid Time Test
//
switch(context.getViewKind()) {
case TIME_POINT_VIEW:
return Order.compareValidFrom(
(Date) candidate.objGetValue(TechnicalAttributes.STATE_VALID_FROM),
context.getValidAt()
) <= 0 && Order.compareInvalidFrom(
context.getValidAt(),
(Date) candidate.objGetValue(TechnicalAttributes.STATE_INVALID_FROM)
) <= 0;
case TIME_RANGE_VIEW:
return accessMode == AccessMode.UNDERLYING_STATE ? (
Order.compareValidFrom(
context.getValidFrom(),
(Date) candidate.objGetValue(TechnicalAttributes.STATE_VALID_FROM)
) >= 0 && Order.compareInvalidFrom(
(Date) candidate.objGetValue(TechnicalAttributes.STATE_INVALID_FROM),
context.getInvalidFrom()
) >= 0
) : (
Order.compareValidFromToValidTo(
context.getValidFrom(),
(Date) candidate.objGetValue(TechnicalAttributes.STATE_VALID_TO)
) <= 0 && Order.compareValidFromToValidTo(
(Date) candidate.objGetValue(TechnicalAttributes.STATE_VALID_FROM),
context.getInvalidFrom()
) <= 0
);
}
}
return false;
}
/* (non-Javadoc)
* @see org.openmdx.state2.aop1.AbstractState_1#reduceStates()
*/
@Override
protected void reduceStates(
) throws ServiceException {
// TODO Auto-generated method stub
}
}
