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/**
*
* Copyright (c) 2011, 2016 - Loetz GmbH&Co.KG (69115 Heidelberg, Germany)
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Christophe Loetz (Loetz GmbH&Co.KG) - initial implementation
*
*
* This copyright notice shows up in the generated Java code
*
*/
package org.eclipse.osbp.xtext.chart.scoping
import java.util.ArrayList
import java.util.LinkedHashSet
import java.util.List
import org.eclipse.emf.ecore.EObject
import org.eclipse.emf.ecore.EReference
import org.eclipse.osbp.xtext.chart.ChartDSLPackage
import org.eclipse.osbp.xtext.chart.ChartDatamart
import org.eclipse.osbp.xtext.datamartdsl.AxisEnum
import org.eclipse.osbp.xtext.datamartdsl.DatamartAxis
import org.eclipse.osbp.xtext.datamartdsl.DatamartCube
import org.eclipse.osbp.xtext.datamartdsl.DatamartCubeAxis
import org.eclipse.osbp.xtext.datamartdsl.DatamartDefinition
import org.eclipse.osbp.xtext.datamartdsl.DatamartEntity
import org.eclipse.osbp.xtext.datamartdsl.DatamartMember
import org.eclipse.osbp.xtext.datamartdsl.DatamartOwner
import org.eclipse.osbp.xtext.datamartdsl.DatamartTask
import org.eclipse.xtext.EcoreUtil2
import org.eclipse.xtext.resource.EObjectDescription
import org.eclipse.xtext.resource.IEObjectDescription
import org.eclipse.xtext.scoping.IScope
import org.eclipse.xtext.scoping.impl.MapBasedScope
import org.eclipse.xtext.scoping.impl.FilteringScope
import org.eclipse.osbp.xtext.oxtype.resource.EcoreUtil3
class ChartDSLScopeProvider extends AbstractChartDSLScopeProvider {
@Override
override IScope getScope(EObject context, EReference reference) {
if (reference == ChartDSLPackage.Literals.CHART_AXIS__AXIS) {
return getScope_Chart_Axis_axis(context)
} else if (reference == ChartDSLPackage.Literals.CHART_DATAMART__DATAMART_REF) {
return getScope_Chart_DatamartRef(context as ChartDatamart, reference)
}
return super.getScope(context, reference)
}
def IScope getScope_Chart_Axis_axis(EObject object) {
var result = <IEObjectDescription>newArrayList
var eObj = object
while (!(eObj instanceof ChartDatamart)) {
eObj = eObj.eContainer
}
if (eObj !== null) {
var datamart = (eObj as ChartDatamart).datamartRef
if (datamart !== null && datamart.source !== null) {
if (datamart.source instanceof DatamartCube) {
for (axis : (datamart.source as DatamartCube).axisslicer) {
if (axis instanceof DatamartCubeAxis) {
var literal = (axis as DatamartCubeAxis).axis.name.literal
result.add(EObjectDescription.create(literal, (axis as DatamartCubeAxis).axis))
}
}
} else if (datamart.source instanceof DatamartEntity) {
getEntityAxes(datamart.source as DatamartEntity, result)
} else if (datamart.source instanceof DatamartTask) {
result.add(EObjectDescription.create(AxisEnum.COLUMNS.literal, (datamart.source as DatamartTask)))
result.add(EObjectDescription.create(AxisEnum.ROWS.literal, (datamart.source as DatamartTask)))
}
}
}
return MapBasedScope.createScope(IScope.NULLSCOPE, result)
}
def IScope getScope_Chart_DatamartRef(ChartDatamart chartDatamart, EReference reference) {
var superScope = super.getScope(chartDatamart, reference)
return new FilteringScope(superScope, [
if (it.EObjectOrProxy instanceof DatamartDefinition) {
var datamart = it.EObjectOrProxy as DatamartDefinition
datamart = EcoreUtil3.resolve(datamart, chartDatamart.eResource.resourceSet) as DatamartDefinition
return datamart.filterScopeCondition
}
return false
])
}
def void getEntityAxes(DatamartEntity entity, ArrayList<IEObjectDescription> result) {
for (datamartAxis : entity.createEntityAxesList) {
result.add(EObjectDescription.create(datamartAxis.name.literal, datamartAxis))
}
}
private def filterScopeCondition (DatamartDefinition datamart) {
if (datamart !== null && datamart.source !== null) {
if (datamart.source instanceof DatamartCube) {
for (axis : (datamart.source as DatamartCube).axisslicer) {
if (axis instanceof DatamartCubeAxis) {
return true
}
}
} else if (datamart.source instanceof DatamartEntity) {
if ((datamart.source as DatamartEntity).createEntityAxesList.size > 0){
return true
}
} else if (datamart.source instanceof DatamartTask) {
return true
}
}
return false
}
private def List<DatamartAxis> createEntityAxesList(DatamartEntity entity) {
var datamartAxisList = newArrayList()
for (navigation : entity.navigations) {
if (navigation instanceof DatamartMember) {
datamartAxisList.addAll((navigation as DatamartMember).datamartEntity.createEntityAxesList)
for (attribute : (navigation as DatamartMember).datamartEntity.attributes) {
datamartAxisList.add(attribute.axis)
}
}
if (navigation instanceof DatamartOwner) {
datamartAxisList.addAll((navigation as DatamartOwner).datamartEntity.createEntityAxesList)
for (attribute : (navigation as DatamartOwner).datamartEntity.attributes) {
datamartAxisList.add(attribute.axis)
}
}
}
for (attribute : entity.attributes) {
datamartAxisList.add(attribute.axis)
}
datamartAxisList
}
}