Bug 180408 After correct the expression of dimension, NPE throws out and the x-tab can not be previewed anymore[1102]
Description: After correct the expression of level, NPE throws out and the x-tab can not be previewed anymore[1102] Build number: 2.2.0.v20070402-0630 Steps to reproduce: 1, New a cube with two report design 2, New a x-tab using the cube 3, Change the level's name to CUSTOMER_REGION1 4, Preview the report 5, Correct the expression in x-tab: dimension["Customer"]["CUSTOMER_REGION1"] 6, Preview the report Expected result: After step4, the report can not be previewed but not shown up the NPE message After step5 and 6, the report can be previewed successfully Actual result: After step4, NPE pops up After step6, NPE still pops up Error log:
data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/impl/DataSetIterator.java
}
	}
	/**
	 * 
	 *
	 */
	private class ResultMeta
	{
		
		private HashMap columnMetaMap;
		private HashMap indexMap;
		/**
		 * Constructor.
		 * @param columnMetas
		 */
		ResultMeta( List columnMetas )
		{
			this.columnMetaMap = new HashMap( );
			this.indexMap = new HashMap( );
			for ( int i = 0; i < columnMetas.size( ); i++ )
			{
				ColumnMeta columnMeta = (ColumnMeta) columnMetas.get( i );
				columnMeta.setIndex( i + 1 );
				this.columnMetaMap.put( columnMeta.getName( ), columnMeta );
				this.indexMap.put( new Integer( i + 1 ), columnMeta );
			}
		}
		/**
		 * 
		 * @param fieldName