Bug 200478 Name of date/time group level issue[1101]
Description: Name of date/time group level issue[1101] Step: 1. New a sample datasource and dataset from orders. 2. New a data cube and binding to the dataset. 3. Drop the column of "ORDERDATE" to group and select the year type. At this time, the name of group level is "year(ORDERDATE: DateTime)" 4. Edit the the group level. 5. Change the type as month. Actual result: The name of group level is "year(ORDERDATE: DateTime, DateTime)" Expected result: The name of group level is "year(ORDERDATE: DateTime)"
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/command/PropertyCommand.java
super( module, obj );
	}
	/**
	 * Sets the value of a property.
	 * 
	 * @param propName
	 *            the internal name of the property to set.
	 * @param value
	 *            the new property value.
	 * @throws SemanticException
	 *             if the property is not found.
	 */
	public void setProperty( String propName, Object value )
			throws SemanticException
	{
		checkAllowedOperation( );
		propName = StringUtil.trimString( propName );
		
		ElementPropertyDefn prop = element.getPropertyDefn( propName );
		if ( prop == null )
			throw new PropertyNameException( element, propName );
		setProperty( prop, value );
	}
	/**
	 * Sets the value of a property. If the mask of a property is "lock", throws
	 * one exception.
	 * <p>
	 * If the mask of this property has been set to "lock", no value will be
	 * set. To set the value of a property, the mask value must be "hide" or
	 * "change".