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• GuttenBase
• 1.0
• source code
• TableOrderHint.java

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de.akquinet.jbosscc.guttenbase.hints.TableOrderHint Maven / Gradle / Ivy

package de.akquinet.jbosscc.guttenbase.hints;

import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;

import de.akquinet.jbosscc.guttenbase.mapping.TableOrderComparatorFactory;
import de.akquinet.jbosscc.guttenbase.meta.DatabaseMetaData;
import de.akquinet.jbosscc.guttenbase.meta.TableMetaData;
import de.akquinet.jbosscc.guttenbase.repository.ConnectorRepository;
import de.akquinet.jbosscc.guttenbase.tools.AbstractTableCopyTool;
import de.akquinet.jbosscc.guttenbase.tools.CheckSchemaCompatibilityTool;
import de.akquinet.jbosscc.guttenbase.tools.CheckEqualTableDataTool;

/**
 * Determine order of tables during copying/comparison.
 * 
 * 

 * © 2012 akquinet tech@spree
 * 
 * 
 * @Applicable-For-Source
 * @Hint-Used-By {@link CheckSchemaCompatibilityTool} to determine table order
 * @Hint-Used-By {@link AbstractTableCopyTool} to determine table order
 * @Hint-Used-By {@link CheckEqualTableDataTool} to determine table order
 * 
 * @author M. Dahm
 */
public abstract class TableOrderHint implements ConnectorHint {
	@Override
	public Class getConnectorHintType() {
		return TableOrderComparatorFactory.class;
	}

	/**
	 * Helper method
	 */
	public static List getSortedTables(final ConnectorRepository connectorRepository, final String connectorId)
			throws SQLException {
		final DatabaseMetaData databaseMetaData = connectorRepository.getDatabaseMetaData(connectorId);
		final Comparator comparator = connectorRepository.getConnectorHint(connectorId, TableOrderComparatorFactory.class)
				.getValue().createComparator();
		final List tables = new ArrayList(databaseMetaData.getTableMetaData());
		Collections.sort(tables, comparator);

		return tables;
	}
}