Bug 179661 NPE throws out when preview the attached report [1102]
Description: NPE throws out when preview the attached report [1102] Build number: 2.2.0.v20070328-0630 Steps to reproduce: 1, Using attached report design file 2, Preview Expected result: Previewed successfully Actual result: NPE throws out when preview Error log:
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/api/querydefn/Binding.java
* (non-Javadoc)
	 * @see org.eclipse.birt.data.engine.api.IBinding#setExpression(java.lang.String)
	 */
	public void setExpression( IBaseExpression expr )
	{
		this.expr = expr;
		
	}
	/*
	 * (non-Javadoc)
	 * @see org.eclipse.birt.data.engine.api.IBinding#setFilter(org.eclipse.birt.data.engine.api.IBaseExpression)
	 */
	public void setFilter( IBaseExpression expr )
	{
		this.filter = expr;
	}
	
	/*
	 * (non-Javadoc)
	 * @see org.eclipse.birt.data.engine.api.IBinding#getBindingName()
	 */
	public String getBindingName( )
	{
		return this.name;
	}
	public IBaseExpression getExpression( )
	{
		return this.expr;
	}
}