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/*
* ====================================================================
* Project: openMDX/Core, http://www.openmdx.org/
* Description: Standard Plug-In
* Owner: OMEX AG, Switzerland, http://www.omex.ch
* ====================================================================
*
* This software is published under the BSD license as listed below.
*
* Copyright (c) 2009-2013, 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 javax.resource.cci.InteractionSpec;
import org.openmdx.base.accessor.cci.Container_1_0;
import org.openmdx.base.accessor.rest.DataObject_1;
import org.openmdx.base.accessor.view.Interceptor_1;
import org.openmdx.base.accessor.view.ObjectView_1_0;
import org.openmdx.base.aop1.PlugIn_1_0;
import org.openmdx.base.aop1.AbstractSegment_1;
import org.openmdx.base.exception.ServiceException;
import org.openmdx.base.mof.cci.ModelElement_1_0;
import org.openmdx.base.mof.cci.Model_1_0;
import org.openmdx.base.mof.spi.Model_1Factory;
import org.openmdx.kernel.exception.BasicException;
import org.openmdx.state2.cci.DateStateContext;
import org.openmdx.state2.cci.DateTimeStateContext;
import org.openmdx.state2.cci.StateContext;
import org.openmdx.state2.spi.TechnicalAttributes;
/**
* Standard Plug-In
*/
public class PlugIn_1 implements PlugIn_1_0 {
/**
* Build the interceptor
*
* @param view
* @param next
* @param type
* @param validTimeUnique
* @return the amended interceptor
* @throws ServiceException
*/
protected Interceptor_1 getInterceptor(
ObjectView_1_0 view,
Interceptor_1 next,
ModelElement_1_0 type,
boolean validTimeUnique
)
throws ServiceException {
return buildObjectInterceptor(
view,
buildContainerInterceptor(
view,
next,
type,
validTimeUnique
),
type,
validTimeUnique
);
}
/**
* Build the container interceptor
*
* @param view
* @param next
* @param type
* @param validTimeUnique
* @return the container interceptor
* @throws ServiceException
*/
protected Interceptor_1 buildContainerInterceptor(
ObjectView_1_0 view,
Interceptor_1 next,
ModelElement_1_0 type,
boolean validTimeUnique
)
throws ServiceException {
Interceptor_1 interceptor = new org.openmdx.state2.aop1.Object_1(
view,
next
) {
@Override
protected Container_1_0 newStateCapableContainer(
ObjectView_1_0 parent,
Container_1_0 container,
String type
)
throws ServiceException {
return PlugIn_1.this.newStateCapableContainer(parent, container, type);
}
};
return view.getModel().isSubtypeOf(type, "org:openmdx:base:Segment") ? new AbstractSegment_1(
view,
interceptor
) {
@Override
protected Container_1_0 newExtent(
ObjectView_1_0 parent,
Container_1_0 container
)
throws ServiceException {
return new Extent_1(parent, container) {
/**
* Implements Serializable
*/
private static final long serialVersionUID = -6873613222542014345L;
@Override
Container_1_0 newStateCapableContainer(
ObjectView_1_0 parent,
Container_1_0 container,
String type
)
throws ServiceException {
return PlugIn_1.this.newStateCapableContainer(parent, container, type);
}
};
}
} : interceptor;
}
/**
* Create a StateCapable container
*
* @param parent
* @param container
* @param type
* @return a new StateCapable container
*
* @throws ServiceException
*/
protected Container_1_0 newStateCapableContainer(
ObjectView_1_0 parent,
Container_1_0 container,
String type
)
throws ServiceException {
return new StateCapableContainer_1(
parent,
container,
type
);
}
/**
* Build the object interceptor
*
* @param view
* @param interceptor
* @param type
* @param validTimeUnique
* @return the object interceptor
* @throws ServiceException
*/
protected Interceptor_1 buildObjectInterceptor(
ObjectView_1_0 view,
Interceptor_1 interceptor,
ModelElement_1_0 type,
boolean validTimeUnique
)
throws ServiceException {
if (view.getModel().isSubtypeOf(type, "org:openmdx:state2:StateCapable")) {
InteractionSpec context = view.getInteractionSpec();
return context == null ? newStateCapableInterceptor(
view,
interceptor,
type,
validTimeUnique
)
: context instanceof DateStateContext ? newDateStateInterceptor(
view,
interceptor,
type,
validTimeUnique
)
: context instanceof DateTimeStateContext ? newDateTimeStateInterceptor(
view,
interceptor,
type,
validTimeUnique
) : interceptor;
} else {
return interceptor;
}
}
/**
* Build a StateCapable interceptor
*
* @param view
* @param interceptor
* @param type
* @param validTimeUnique
*
* @return a new StateCapable interceptor
*
* @throws ServiceException
*/
protected DateTimeState_1 newDateTimeStateInterceptor(
ObjectView_1_0 view,
Interceptor_1 interceptor,
ModelElement_1_0 type,
boolean validTimeUnique
)
throws ServiceException {
return new org.openmdx.state2.aop1.DateTimeState_1(
view,
interceptor
);
}
/**
* Build a DateState interceptor
*
* @param view
* @param interceptor
* @param type
* @param validTimeUnique
*
* @return a new DateState interceptor
*
* @throws ServiceException
*/
protected DateState_1 newDateStateInterceptor(
ObjectView_1_0 view,
Interceptor_1 interceptor,
ModelElement_1_0 type,
boolean validTimeUnique
)
throws ServiceException {
return new org.openmdx.state2.aop1.DateState_1(
view,
interceptor
);
}
/**
* Build a DateTimeState interceptor
*
* @param view
* @param interceptor
* @param type
* @param validTimeUnique
*
* @return a new DateTimeState interceptor
*
* @throws ServiceException
*/
protected StateCapable_1 newStateCapableInterceptor(
ObjectView_1_0 view,
Interceptor_1 interceptor,
ModelElement_1_0 type,
boolean validTimeUnique
)
throws ServiceException {
return new org.openmdx.state2.aop1.StateCapable_1(
view,
interceptor
);
}
/**
* Build the interceptor
*
* @param view
* the view creating the interceptor
* @param next
* the next layer's interceptor
* @param type
* the model element
* @return the amended intercegetInterceptorpptor
* @throws ServiceException
* in case of failure
*/
protected Interceptor_1 getInterceptor(
ObjectView_1_0 view,
Interceptor_1 next,
ModelElement_1_0 type
)
throws ServiceException {
return getInterceptor(
view,
next,
type,
false
);
}
/*
* (non-Javadoc)
*
* @see org.openmdx.base.aop1.PlugIn#getInterceptor(org.openmdx.base.accessor.view.Interceptor_1)
*/
public final Interceptor_1 getInterceptor(
ObjectView_1_0 view,
Interceptor_1 next
)
throws ServiceException {
return getInterceptor(
view,
next,
view.getModel().getElement(view.objGetDelegate().objGetClass())
);
}
/*
* (non-Javadoc)
*
* @see org.openmdx.base.aop0.PlugIn_1_0#propagatedEagerly(org.openmdx.base.accessor.rest.DataObject_1, java.lang.String,
* java.lang.Object)
*/
@Override
public boolean propagatedEagerly(
DataObject_1 object,
String feature,
Object value
)
throws ServiceException {
if (TechnicalAttributes.TRANSACTION_TIME_UNIQUE.equals(feature) &&
Boolean.TRUE.equals(value) &&
object.getModel().isInstanceof(object, "org:openmdx:state2:StateCapable")) {
object.objSetValue(feature, value);
return true;
} else {
return false;
}
}
/*
* (non-Javadoc)
*
* @see org.openmdx.base.aop1.PlugIn_1_0#resolveObjectClass(java.lang.String, javax.resource.cci.InteractionSpec)
*/
@Override
public String resolveObjectClass(
String objectClass,
InteractionSpec interactionSpec
)
throws ServiceException {
Model_1_0 model = Model_1Factory.getModel();
if (model.isSubtypeOf(objectClass, "org:openmdx:state2:StateCapable")) {
boolean stateRequired = interactionSpec instanceof StateContext;
boolean stateRequested = model.isSubtypeOf(objectClass, "org:openmdx:state2:BasicState");
if (stateRequired != stateRequested)
throw new ServiceException(
BasicException.Code.DEFAULT_DOMAIN,
BasicException.Code.BAD_PARAMETER,
"There is a mismatch between the kind of class required " +
"by the context and the kind of class to be created",
new BasicException.Parameter("interactionSpec", interactionSpec),
new BasicException.Parameter("stateRequired", stateRequired),
new BasicException.Parameter("modelClass", objectClass),
new BasicException.Parameter("stateRequested", stateRequested)
);
}
return objectClass;
}
}
