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Fixed Previewing crosstab based on paste cube with derived measure that
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gets a error.[T61043]
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hzhang authored and gliu committed Jun 20, 2013
1 parent 8684193 commit 334c3a4
Showing 1 changed file with 228 additions and 0 deletions.
228 changes: 228 additions & 0 deletions model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/util/CopyUtil.java
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Original file line number Diff line number Diff line change
Expand Up @@ -11,22 +11,37 @@

package org.eclipse.birt.report.model.api.util;

import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;

import org.eclipse.birt.core.data.ExpressionUtil;
import org.eclipse.birt.core.data.IDimLevel;
import org.eclipse.birt.core.exception.CoreException;
import org.eclipse.birt.report.model.api.DesignElementHandle;
import org.eclipse.birt.report.model.api.ErrorDetail;
import org.eclipse.birt.report.model.api.Expression;
import org.eclipse.birt.report.model.api.activity.SemanticException;
import org.eclipse.birt.report.model.api.command.ContentException;
import org.eclipse.birt.report.model.api.core.IDesignElement;
import org.eclipse.birt.report.model.api.metadata.IElementDefn;
import org.eclipse.birt.report.model.api.metadata.IElementPropertyDefn;
import org.eclipse.birt.report.model.api.metadata.IPropertyType;
import org.eclipse.birt.report.model.api.olap.MeasureHandle;
import org.eclipse.birt.report.model.api.simpleapi.IExpressionType;
import org.eclipse.birt.report.model.core.ContainerContext;
import org.eclipse.birt.report.model.core.DesignElement;
import org.eclipse.birt.report.model.core.Module;
import org.eclipse.birt.report.model.elements.interfaces.IDesignElementModel;
import org.eclipse.birt.report.model.elements.olap.Cube;
import org.eclipse.birt.report.model.elements.olap.Dimension;
import org.eclipse.birt.report.model.elements.olap.Level;
import org.eclipse.birt.report.model.elements.olap.Measure;
import org.eclipse.birt.report.model.metadata.ElementPropertyDefn;
import org.eclipse.birt.report.model.util.ContentExceptionFactory;
import org.eclipse.birt.report.model.util.LevelContentIterator;
Expand Down Expand Up @@ -93,11 +108,190 @@ public static List paste( IElementCopy copy, DesignElementHandle container,
return Collections.EMPTY_LIST;

DesignElementHandle target = chosen.getHandle( root );

List<String> oldNames = null;
DesignElement targetElement = target.getElement( );
if ( targetElement instanceof Cube )
{
oldNames = collectOLAPNames( root, (Cube) targetElement );
}

container.getModuleHandle( ).rename( container, target );

if ( targetElement instanceof Cube )
{
updateCubeMeasure( root, (Cube) targetElement, oldNames );
}

container.getSlot( slotID ).add( target );
copyPastePolicy.copyPropertyBindings( copy, target );
return checkPostPasteErrors( target.getElement( ), root );
}

/**
* update the java script value on measure
* @param module
* @param newCube
* @param oldNames
*/
private static void updateCubeMeasure( Module module,Cube newCube,List<String> oldNames)
{
List<String> newNames = collectOLAPNames( module, newCube );
Map<String, String> nameMap = buildOLAPNameMap( oldNames, newNames );
updateDerivedMeasure( module, newCube, nameMap );
}

private static void updateDerivedMeasure( Module module, Cube cube, Map<String, String> nameMap )
{
List<Measure> derivedMeasureList = new ArrayList<Measure>( );

LevelContentIterator iter = new LevelContentIterator( module, cube, 3 );
while ( iter.hasNext( ) )
{
DesignElement innerElement = iter.next( );
if ( innerElement instanceof Measure )
{
Measure measure = (Measure) innerElement;
if ( measure.getBooleanProperty( module,
MeasureHandle.IS_CALCULATED_PROP ) )
{
derivedMeasureList.add( measure );
}
}
}
if ( !derivedMeasureList.isEmpty( ) )
{
for ( Measure derivedMeasure : derivedMeasureList )
{
Expression expr = (Expression) derivedMeasure.getProperty(
module, MeasureHandle.MEASURE_EXPRESSION_PROP );
Expression newExpr = getUpdatedExpression( expr, nameMap );
if ( newExpr != null )
{
derivedMeasure.setProperty(
MeasureHandle.MEASURE_EXPRESSION_PROP, newExpr );
}
}
}
}

private static Expression getUpdatedExpression( Expression old,
Map<String, String> nameMap )
{
if ( old == null )
return null;

String expr = old.getStringExpression( );
String type = old.getType( );
Map<String, String> updateMap = getUpdateBindingMap( expr, nameMap,
type );

if ( updateMap != null && !updateMap.isEmpty( ) )
{
String newExpr = expr;
for ( Entry<String, String> entry : updateMap.entrySet( ) )
{
String oldName = entry.getKey( );
String newName = entry.getValue( );
newExpr = newExpr.replaceAll( "(\\W)" + oldName + "(\\W)", //$NON-NLS-1$ //$NON-NLS-2$
"$1" + newName + "$2" ); //$NON-NLS-1$ //$NON-NLS-2$
}
return new Expression( newExpr, old.getUserDefinedType( ) );
}
return null;
}

private static Map<String, String> getUpdateBindingMap( String expr,
Map<String, String> nameMap, String type )
{
Map<String, String> updateMap = new HashMap<String, String>( );
if ( IExpressionType.JAVASCRIPT.equalsIgnoreCase( type ) )
{
// for the measure expression case
Set<String> measureNameSet = null;

try
{
measureNameSet = ExpressionUtil.getAllReferencedMeasures( expr );
}
catch ( CoreException e )
{
// Do nothing
}

if ( measureNameSet != null && !measureNameSet.isEmpty( ) )
{
for ( String measureName : measureNameSet )
{
String newName = nameMap.get( measureName );
if ( newName != null )
updateMap.put( measureName, newName );
}
}
else
{
Set<IDimLevel> tmpSet = null;
try
{
tmpSet = ExpressionUtil.getReferencedDimLevel( expr );
}
catch ( CoreException e )
{
// do nothing
return null;
}

Iterator<IDimLevel> dimLevels = tmpSet.iterator( );
while ( dimLevels.hasNext( ) )
{
IDimLevel tmpObj = dimLevels.next( );

String oldName = tmpObj.getDimensionName( );
String newName = nameMap.get( oldName );
if ( newName == null )
continue;

if ( !newName.equals( oldName ) )
updateMap.put( oldName, newName );
}
}

}
return updateMap;
}

private static Map<String, String> buildOLAPNameMap( List<String> oldNames,
List<String> newNames )
{
Map<String, String> retMap = new HashMap<String, String>( );
for ( int i = 0; i < oldNames.size( ); i++ )
{
String oldName = oldNames.get( i );
String newName = newNames.get( i );

retMap.put( oldName, newName );
}

return retMap;
}

private static List<String> collectOLAPNames( Module module, DesignElement cube )
{
List<String> retMap = new ArrayList<String>( );

LevelContentIterator iter = new LevelContentIterator( module, cube, 3 );
while ( iter.hasNext( ) )
{
DesignElement innerElement = iter.next( );
if ( innerElement instanceof Dimension
|| innerElement instanceof Measure )
retMap.add( innerElement.getName( ) );
else if ( innerElement instanceof Level )
retMap.add( ( (Level) innerElement ).getFullName( ) );
}

return retMap;
}

/**
* Pastes a report item to the slot. The item must be newly created and not
Expand Down Expand Up @@ -137,7 +331,21 @@ public static List paste( IElementCopy copy, DesignElementHandle container,
return Collections.EMPTY_LIST;

DesignElementHandle target = chosen.getHandle( root );

List<String> oldNames = null;
DesignElement targetElement = target.getElement( );
if ( targetElement instanceof Cube )
{
oldNames = collectOLAPNames( root, (Cube) targetElement );
}

container.getModuleHandle( ).rename( container, target );

if ( targetElement instanceof Cube )
{
updateCubeMeasure( root, (Cube) targetElement, oldNames );
}

container.getSlot( slotID ).add( target, newPos );
copyPastePolicy.copyPropertyBindings( copy, target );
return checkPostPasteErrors( target.getElement( ), root );
Expand Down Expand Up @@ -180,7 +388,17 @@ public static List paste( IElementCopy copy, DesignElementHandle container,
return Collections.EMPTY_LIST;

DesignElementHandle target = chosen.getHandle( root );
List<String> oldNames = null;
DesignElement targetElement = target.getElement( );
if ( targetElement instanceof Cube )
{
oldNames = collectOLAPNames( root, (Cube) targetElement );
}
container.getModuleHandle( ).rename( container, target );
if ( targetElement instanceof Cube )
{
updateCubeMeasure( root, (Cube) targetElement, oldNames );
}
container.add( propName, target );
copyPastePolicy.copyPropertyBindings( copy, target );
return checkPostPasteErrors( target.getElement( ), root );
Expand Down Expand Up @@ -225,7 +443,17 @@ public static List paste( IElementCopy copy, DesignElementHandle container,
return Collections.EMPTY_LIST;

DesignElementHandle target = chosen.getHandle( root );
List<String> oldNames = null;
DesignElement targetElement = target.getElement( );
if ( targetElement instanceof Cube )
{
oldNames = collectOLAPNames( root, (Cube) targetElement );
}
container.getModuleHandle( ).rename( container, target );
if ( targetElement instanceof Cube )
{
updateCubeMeasure( root, (Cube) targetElement, oldNames );
}
container.add( propName, target, newPos );
copyPastePolicy.copyPropertyBindings( copy, target );
return checkPostPasteErrors( target.getElement( ), root );
Expand Down

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