Bug 161383 Support page-break-inside property on report item
Need support page-break-inside property on report items
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/metadata/ElementDefn.java
*/
	protected Map propVisibilites = null;
	/**
	 * The name of the XML element used when serializing this ROM element.
	 */
	protected String xmlElement;
	/**
	 * Cached property definitions. It contains local defined and parents'
	 * defined property definitions. After parsing ROM, property definition
	 * should not be added/removed. Otherwise, cachedProperties can be
	 * un-synchronized.
	 */
	protected Map cachedProperties = new LinkedHashMap( );
	/**
	 * Sets the Java class which implements this element.
	 * 
	 * @param theClass
	 *            the Java class to set
	 */
	void setJavaClass( String theClass )
	{
		assert !isBuilt;
		javaClass = theClass;
	}
	/**
	 * Sets the name of the style which "selects" this element.
	 * 
	 * @param value
	 *            The predefined style name.
	 */