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/RowSaveUtil.java
{
	public static Integer EXCEPTION_INDICATOR = new Integer(Integer.MAX_VALUE - 100);
	private int lastRowIndex;
	private long currentOffset;
	private int rowCount;
	
	
	private DataOutputStream rowExprsDos;
	private DataOutputStream rowLenDos;
	private boolean inited;
	private Set exprNameSet;
	private Map directColumnReferenceBinding;