Bug 121352 The data set binding property cannot be retrieved in report preview layout
In report preview page, the datasource/dataset property binding lists cannot be retrieved. The dataset binding can not work correctly in layout preview because it's value cannot get from the binding list. But in the data set edit page, the binding value can be got. You can refer to the attachment.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/core/Module.java
public static final int DATA_SOURCE_NAME_SPACE = 3;
	/**
	 * Identifier for the data set name space.
	 */
	public static final int DATA_SET_NAME_SPACE = 4;
	/**
	 * Identifier for the master page name space.
	 */
	public static final int PAGE_NAME_SPACE = 5;
	/**
	 * Identifier for the theme name space.
	 */
	public static final int THEME_NAME_SPACE = 6;
	/**
	 * Identifier for the template parameter definition name space.
	 */
	public static final int TEMPLATE_PARAMETER_NAME_SPACE = 7;
	/**
	 * Number of defined name spaces.
	 */
	public static final int NAME_SPACE_COUNT = 8;
	/**
	 * The session that owns this module.
	 */
	protected DesignSession session;
	/**
	 * The number of the next element ID.
	 */
	protected long elementIDCounter = 1;
	/**