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/**
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* Copyright (C) 2007 EDIT
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* European Distributed Institute of Taxonomy 
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* http://www.e-taxonomy.eu
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* 
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.cdm.io.berlinModel.out;
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import java.sql.ResultSet;
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import java.sql.SQLException;
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import java.util.Map;
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import org.apache.log4j.Logger;
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import eu.etaxonomy.cdm.io.common.CdmIoBase;
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import eu.etaxonomy.cdm.io.common.ICdmIO;
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import eu.etaxonomy.cdm.io.common.IExportConfigurator;
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import eu.etaxonomy.cdm.io.common.MapWrapper;
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import eu.etaxonomy.cdm.io.common.Source;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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/**
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 * @author a.mueller
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 * @created 20.03.2008
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 * @version 1.0
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 */
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public abstract class BerlinModelExportBase extends CdmIoBase<IExportConfigurator> implements ICdmIO<IExportConfigurator> {
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	private static final Logger logger = Logger.getLogger(BerlinModelExportBase.class);
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	public BerlinModelExportBase() {
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		super();
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	}
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	protected abstract boolean doInvoke(BerlinModelExportState<BerlinModelExportConfigurator> state);
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	/* (non-Javadoc)
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	 * @see eu.etaxonomy.cdm.io.common.CdmIoBase#doInvoke(eu.etaxonomy.cdm.io.common.IImportConfigurator, eu.etaxonomy.cdm.api.application.CdmApplicationController, java.util.Map)
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	 */
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	@Override
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	protected boolean doInvoke(IExportConfigurator config, 
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			Map<String, MapWrapper<? extends CdmBase>> stores){ 
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		BerlinModelExportState<BerlinModelExportConfigurator> state = ((BerlinModelExportConfigurator)config).getState();
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		state.setConfig((BerlinModelExportConfigurator)config);
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		return doInvoke(state);
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	}
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	protected boolean checkSqlServerColumnExists(Source source, String tableName, String columnName){
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		String strQuery = "SELECT  Count(t.id) as n " +
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				" FROM sysobjects AS t " +
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				" INNER JOIN syscolumns AS c ON t.id = c.id " +
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				" WHERE (t.xtype = 'U') AND " + 
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				" (t.name = '" + tableName + "') AND " + 
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				" (c.name = '" + columnName + "')";
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		ResultSet rs = source.getResultSet(strQuery) ;		
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		int n;
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		try {
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			rs.next();
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			n = rs.getInt("n");
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			return n>0;
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		} catch (SQLException e) {
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			e.printStackTrace();
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			return false;
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		}
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	}
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	public abstract Class<? extends CdmBase> getStandardMethodParameter();
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	protected void doCount(int count, int modCount, String pluralString){
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		if ((count % modCount ) == 0 && count!= 0 ){ logger.info(pluralString + " handled: " + (count));}
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	}
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}
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