Bug 204229 [Automation][Regression]Exception is thrown when preview reportdesign in webviewer
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/impl/document/util/ExprDataReader1.java
{
	private int currReadIndex;
	private int currRowIndex;
	private int INT_LENGTH;
	
	private DataInputStream rowExprsDis;
	private RAInputStream rowExprsRAIs;
	private RAInputStream rowLenRAIs;
	private DataInputStream rowLenDis;
	
	private int rowCount;
	
	private int version;
	private Map exprValueMap;
	private List exprKeys;
	private Map dataSetExprKeys;
	private int metaOffset;
	private DataSetResultSet dataSetData;
	/**
	 * @param rowExprsRAIs
	 * @param rowLenRAIs
	 * @param version
	 */