Package org.pentaho.reporting.engine.classic.extensions.datasources.pmd

Source Code of org.pentaho.reporting.engine.classic.extensions.datasources.pmd.PmdMetaTableModel

/*
* 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) 2008 - 2009 Pentaho Corporation, .  All rights reserved.
*/

package org.pentaho.reporting.engine.classic.extensions.datasources.pmd;

import java.util.List;
import java.util.Set;
import java.util.TreeSet;

import javax.swing.event.TableModelListener;

import org.pentaho.metadata.query.model.Selection;
import org.pentaho.reporting.engine.classic.core.MetaTableModel;
import org.pentaho.reporting.engine.classic.core.util.CloseableTableModel;
import org.pentaho.reporting.engine.classic.core.wizard.DataAttributes;

/**
* Todo: Document Me
*
* @author Thomas Morgner
*/
public class PmdMetaTableModel implements MetaTableModel, CloseableTableModel
{
  private MetaTableModel parentTableModel;
  private Selection[] selections;
  private String[] columnNames;
 
  public PmdMetaTableModel(final MetaTableModel parentTableModel,
                           final List<Selection> selections)
  {
    if (parentTableModel == null)
    {
      throw new NullPointerException();
    }
    if (selections == null)
    {
      throw new NullPointerException();
    }
    this.parentTableModel = parentTableModel;
    this.selections = new Selection[selections.size()];
    this.columnNames = new String[selections.size()];
    Set<String> uniqueIds = new TreeSet<String>();
    for (int i = 0; i < this.selections.length; i++) {
      this.selections[i] = selections.get(i);
      String columnName = this.selections[i].getLogicalColumn().getId();
      if (uniqueIds.contains(columnName)) {
        // append ID with selection aggregation type
        columnName += ((this.selections[i].getAggregationType() != null) ? ":" + this.selections[i].getAggregationType().toString() : "");
      }
      uniqueIds.add(columnName);
      this.columnNames[i] = columnName;
    }
  }

  public DataAttributes getCellDataAttributes(final int row, final int column)
  {
    return new PentahoMetaDataAttributes(parentTableModel.getCellDataAttributes(row, column), selections[column].getLogicalColumn());
  }

  public boolean isCellDataAttributesSupported()
  {
    return parentTableModel.isCellDataAttributesSupported();
  }

  public DataAttributes getColumnAttributes(final int column)
  {
    return new PentahoMetaDataAttributes(parentTableModel.getColumnAttributes(column), selections[column].getLogicalColumn());
  }

  public DataAttributes getTableAttributes()
  {
    return parentTableModel.getTableAttributes();
  }

  public int getRowCount()
  {
    return parentTableModel.getRowCount();
  }

  public int getColumnCount()
  {
    return parentTableModel.getColumnCount();
  }

  public String getColumnName(final int columnIndex)
  {
    return columnNames[columnIndex];
  }

  public Class getColumnClass(final int columnIndex)
  {
    return parentTableModel.getColumnClass(columnIndex);
  }

  public boolean isCellEditable(final int rowIndex, final int columnIndex)
  {
    return false;
  }

  public Object getValueAt(final int rowIndex, final int columnIndex)
  {
    return parentTableModel.getValueAt(rowIndex, columnIndex);
  }

  public void setValueAt(final Object aValue, final int rowIndex, final int columnIndex)
  {
  }

  public void addTableModelListener(final TableModelListener l)
  {
    parentTableModel.addTableModelListener(l);
  }

  public void removeTableModelListener(final TableModelListener l)
  {
    parentTableModel.removeTableModelListener(l);
  }

  /**
   * If this model has disposeable resources assigned, close them or dispose them.
   */
  public void close()
  {
    if (parentTableModel instanceof CloseableTableModel)
    {
      final CloseableTableModel closeableTableModel = (CloseableTableModel) parentTableModel;
      closeableTableModel.close();
    }
  }
}
TOP

Related Classes of org.pentaho.reporting.engine.classic.extensions.datasources.pmd.PmdMetaTableModel

TOP
Copyright © 2018 www.massapi.com. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.