Bug 212375 [Automation][Regression]Exception occurs when preview a outputParams["xxx"]
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/impl/PreparedOdaDSQuery.java
package org.eclipse.birt.data.engine.impl;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.eclipse.birt.data.engine.api.IBaseDataSetDesign;
import org.eclipse.birt.data.engine.api.IColumnDefinition;
import org.eclipse.birt.data.engine.api.IComputedColumn;
import org.eclipse.birt.data.engine.api.IOdaDataSetDesign;
import org.eclipse.birt.data.engine.api.IPreparedQuery;
import org.eclipse.birt.data.engine.api.IQueryDefinition;
import org.eclipse.birt.data.engine.api.IQueryResults;
import org.eclipse.birt.data.engine.core.DataException;
import org.eclipse.birt.data.engine.executor.DataSourceFactory;
import org.eclipse.birt.data.engine.i18n.ResourceConstants;
import org.eclipse.birt.data.engine.odi.IDataSource;
import org.eclipse.birt.data.engine.odi.IDataSourceQuery;
import org.eclipse.birt.data.engine.odi.IEventHandler;
import org.eclipse.birt.data.engine.odi.IParameterMetaData;
import org.eclipse.birt.data.engine.odi.IPreparedDSQuery;
import org.eclipse.birt.data.engine.odi.IQuery;
import org.eclipse.birt.data.engine.odi.IResultIterator;
import org.mozilla.javascript.Scriptable;
/**
 * A prepared query which access an ODA data source.
 */
public class PreparedOdaDSQuery extends PreparedDataSourceQuery