Bug 179687 Every cube's dimensions can be used by one x-tab[1102]
Description: Do not allowed other cube's dimension using in the x-tab which is not using that cube[1102] Build number: 2.2.0.v20070328-0630 Steps to reproduce: 1, New two cubes, cube1 and cube2 2, Create a x-tab using cube1 3, Drag the dimension of cube2 to x-tab Expected result: The step3's operation should be forbidden Actual result: All the dimensions can be dragged into the x-tab Error log:
xtab/org.eclipse.birt.report.item.crosstab.ui/src/org/eclipse/birt/report/item/crosstab/internal/ui/editors/model/NormalCrosstabCellAdapter.java
/**
	 * Constructor
	 * 
	 * @param handle
	 */
	public NormalCrosstabCellAdapter( CrosstabCellHandle handle )
	{
		super( handle );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see java.lang.Object#hashCode()
	 */
	public int hashCode( )
	{
		return getCrosstabItemHandle( ).hashCode( );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see java.lang.Object#equals(java.lang.Object)
	 */
	public boolean equals( Object obj )
	{
		if ( obj == getCrosstabItemHandle( ) )
		{
			return true;
		}
		if ( obj instanceof CrosstabCellAdapter )