Bug 160193 Parameter name is changed with data type
Steps to reproduce: 1.New a sample data source 2.New a data set with below query: select * from CLASSICMODELS.CUSTOMERS where CLASSICMODELS.CUSTOMERS.CUSTOMERNUMBER = ? 3.Switch to parameters in data set editor, a parameter is created automatically 4.Double click the parameter, click "..." button behind the "Linked to report parameter", note the default name of report parameter is "param1". Click "cancel" to destory "new parameter dialog" 5.Change data set paramter type to Any, and click "..." again Expected result: Default name of report parameter is "param1" Actual result: Default name of report parameter is changed to "NewParameter1"
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/core/DesignSession.java
return openLibrary( systemId, is, options );
	}
	/**
	 * Opens a library with the given library file name.
	 * 
	 * @param systemId
	 *            the uri where to find the relative sources for the library.
	 *            This url is treated as an absolute directory.
	 * @param is
	 *            the input stream
	 * @param options
	 *            the options set for this module
	 * 
	 * @return the opened library
	 * @throws DesignFileException
	 *             If the file is not found, or the file contains fatal errors.
	 */
	public Library openLibrary( URL systemId, InputStream is,
			ModuleOption options ) throws DesignFileException
	{
		if ( is == null )
			throw new IllegalArgumentException(
					"The input stream must not be null" ); 
		Library library = LibraryReader.getInstance( ).read( this, systemId,
				is, options );
		libraries.add( library );
		return library;
	}
	/**
	 * Creates a new design based on a file name. The template name can be null