/*
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* Copyright (c) 2006 - 2015 Pentaho Corporation.. All rights reserved.
*/
package org.pentaho.reporting.engine.classic.core.modules.misc.tablemodel;
import org.pentaho.reporting.engine.classic.core.wizard.DataAttributes;
import org.pentaho.reporting.engine.classic.core.wizard.EmptyDataAttributes;
import org.pentaho.reporting.engine.classic.core.wizard.ImmutableDataAttributes;
/**
* An immutable version of the table-metadata class. This class allows more efficient reuse of shared objects
* as all contents are guaranteed to be immutable.
*/
public class ImmutableTableMetaData implements TableMetaData {
private ImmutableDataAttributes tableAttributes;
private ImmutableDataAttributes[] columnAttributes;
public ImmutableTableMetaData( final ImmutableDataAttributes tableAttributes,
final ImmutableDataAttributes... columnAttributes ) {
this.tableAttributes = tableAttributes;
this.columnAttributes = columnAttributes.clone();
}
public DataAttributes getCellDataAttribute( final int row,
final int column ) {
return EmptyDataAttributes.INSTANCE;
}
public boolean isCellDataAttributesSupported() {
return false;
}
public DataAttributes getColumnAttribute( final int column ) {
return columnAttributes[column];
}
public DataAttributes getTableAttribute() {
return tableAttributes;
}
}