Bug 191168 [Regression]Exception occurs when resize masterpage in library
Description: Exception occurs when resize masterpage in library. Build number:2.2.0.v20070606-0630 Regression bug:187443 Steps to reproduce: 1. New a library. 2. Go to Master Page, resize the master page using the ruler. Expected result: 1. Layout works correctly. 2. No exception is thrown out. Error log: An unexpected internal exception occurred.Please see log for detail. Plug-in Provider:Eclipse.org Plug-in Name:BIRT Designer UI Plug-in ID:org.eclipse.birt.report.designer.ui Version:2.2.0.v20070606-0630 Error Code:Error.GUIException.invokedByUnexpectedException Error Message:org.eclipse.birt.report.designer.internal.lib.lalyout.LibraryReportDesignLayout
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/core/Module.java
}
		
		if ( !names.contains( image.getName( ) ) )
			return;
		
		int index = 0;
		String name = image.getName( );
		String baseName = image.getName( );
		while ( names.contains( name ) )
		{
			name = baseName + ++index;
		}
		image.setName( name.trim( ) );
	}
	/**
	 * Checks the element name in name space of this report.
	 * 
	 * <ul>
	 * <li>If the element name is required and duplicate name is found in name
	 * space, rename the element with a new unique name.
	 * <li>If the element name is not required, clear the name.
	 * </ul>
	 * 
	 * @param element
	 *            the element handle whose name is need to check.
	 */
	public void rename( DesignElement element )
	{
		nameHelper.rename( element );
	}