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A component of the BIRT runtime

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/*******************************************************************************
 * Copyright (c) 2008 Actuate Corporation.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *  Actuate Corporation  - initial API and implementation
 *******************************************************************************/

package org.eclipse.birt.report.model.api.filterExtension;

import java.util.Collections;
import java.util.List;

import org.eclipse.birt.report.model.api.filterExtension.interfaces.IFilterExprDefinition;

/**
 * ODAFilterExprProvider
 */
public class ODAFilterExprProvider implements IODAFilterExprProvider
{
	private static ODAFilterExprProvider provider = new ODAFilterExprProvider( );

	/**
	 * Returns the singleton instance.
	 * 
	 * @return the instance
	 */

	public static ODAFilterExprProvider getInstance( )
	{
		return provider;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @seeorg.eclipse.birt.report.model.api.filterExtension.interfaces.
	 * IODAFilterExprProvider#getMappedFilterExprDefinitions(java.lang.String,
	 * java.lang.String)
	 */
	public List getMappedFilterExprDefinitions(
			String dataSetExtId, String dataSourceExtId )
	{
		return Collections.emptyList( );
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @seeorg.eclipse.birt.report.model.api.filterExtension.interfaces.
	 * IODAFilterExprProvider#supportExtensionFilters()
	 */
	public boolean supportOdaExtensionFilters( )
	{
		return true;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see
	 * org.eclipse.birt.report.model.api.filterExtension.IODAFilterExprProvider
	 * #supprtsODAFilterPushDown(java.lang.String, java.lang.String)
	 */
	public boolean supportODAFilterPushDown( String dataSourceExtId,
			String dataSetExtId )
	{
		return false;
	}

}