de.akquinet.jbosscc.guttenbase.meta.impl.DatabaseMetaDataImpl Maven / Gradle / Ivy

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package de.akquinet.jbosscc.guttenbase.meta.impl;

import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;

import de.akquinet.jbosscc.guttenbase.connector.DatabaseType;
import de.akquinet.jbosscc.guttenbase.meta.DatabaseMetaData;
import de.akquinet.jbosscc.guttenbase.meta.InternalDatabaseMetaData;
import de.akquinet.jbosscc.guttenbase.meta.TableMetaData;

/**
 * Information about a data base/schema.
 * 
 * 
 * © 2012 akquinet tech@spree
 * 
 * 
 * @author M. Dahm
 */
public class DatabaseMetaDataImpl implements InternalDatabaseMetaData {
	private static final long serialVersionUID = 1L;

	private final String _schema;
	private final String _databaseName;
	private final int _majorVersion;
	private final int _minorVersion;
	private final DatabaseType _databaseType;
	private final Map _tableMetaDataMap = new LinkedHashMap();

	public DatabaseMetaDataImpl(final String schema, final String databaseName, final int majorVersion, final int minorVersion,
			final DatabaseType databaseType) {
		assert databaseName != null : "databaseName != null";
		assert schema != null : "schema != null";
		assert databaseType != null : "databaseType != null";

		_schema = schema;
		_databaseName = databaseName;
		_majorVersion = majorVersion;
		_minorVersion = minorVersion;
		_databaseType = databaseType;
	}

	@Override
	public DatabaseType getDatabaseType() {
		return _databaseType;
	}

	@Override
	public String getSchema() {
		return _schema;
	}

	@Override
	public String getDatabaseName() {
		return _databaseName;
	}

	@Override
	public int getMajorVersion() {
		return _majorVersion;
	}

	@Override
	public int getMinorVersion() {
		return _minorVersion;
	}

	@Override
	public List getTableMetaData() {
		return new ArrayList(_tableMetaDataMap.values());
	}

	@Override
	public TableMetaData getTableMetaData(final String tableName) {
		assert tableName != null : "tableName != null";
		return _tableMetaDataMap.get(tableName.toUpperCase());
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public void addTableMetaData(final TableMetaData tableMetaData) {
		_tableMetaDataMap.put(tableMetaData.getTableName().toUpperCase(), tableMetaData);
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public void clearTableData() {
		_tableMetaDataMap.clear();
	}

	@Override
	public int hashCode() {
		return getDatabaseName().toUpperCase().hashCode() + getSchema().toUpperCase().hashCode();
	}

	@Override
	public boolean equals(final Object obj) {
		final DatabaseMetaData that = (DatabaseMetaData) obj;

		return this.getDatabaseName().equalsIgnoreCase(that.getDatabaseName()) && this.getSchema().equalsIgnoreCase(that.getSchema());
	}
}