Package org.pentaho.reporting.ui.datasources.mondrian

Source Code of org.pentaho.reporting.ui.datasources.mondrian.SimpleMondrianDataSourceEditor

/*!
* 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) 2002-2013 Pentaho Corporation..  All rights reserved.
*/

package org.pentaho.reporting.ui.datasources.mondrian;


import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.Dialog;
import java.awt.Frame;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.event.ActionEvent;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.io.File;
import java.util.Enumeration;
import java.util.Properties;
import javax.swing.AbstractAction;
import javax.swing.Action;
import javax.swing.BorderFactory;
import javax.swing.Box;
import javax.swing.JButton;
import javax.swing.JFileChooser;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextField;
import javax.swing.ListModel;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;
import javax.swing.filechooser.FileFilter;

import org.pentaho.reporting.engine.classic.core.AbstractReportDefinition;
import org.pentaho.reporting.engine.classic.core.ClassicEngineBoot;
import org.pentaho.reporting.engine.classic.core.DataFactory;
import org.pentaho.reporting.engine.classic.core.MasterReport;
import org.pentaho.reporting.engine.classic.core.designtime.DesignTimeContext;
import org.pentaho.reporting.engine.classic.core.designtime.DesignTimeUtil;
import org.pentaho.reporting.engine.classic.extensions.datasources.mondrian.AbstractMDXDataFactory;
import org.pentaho.reporting.engine.classic.extensions.datasources.mondrian.CubeFileProvider;
import org.pentaho.reporting.engine.classic.extensions.datasources.mondrian.DataSourceProvider;
import org.pentaho.reporting.engine.classic.extensions.datasources.mondrian.DriverDataSourceProvider;
import org.pentaho.reporting.engine.classic.extensions.datasources.mondrian.JndiDataSourceProvider;
import org.pentaho.reporting.engine.classic.extensions.datasources.mondrian.MondrianUtil;
import org.pentaho.reporting.libraries.base.util.FilesystemFilter;
import org.pentaho.reporting.libraries.base.util.IOUtils;
import org.pentaho.reporting.libraries.base.util.ObjectUtilities;
import org.pentaho.reporting.libraries.base.util.StringUtils;
import org.pentaho.reporting.libraries.designtime.swing.CommonDialog;
import org.pentaho.reporting.libraries.designtime.swing.filechooser.CommonFileChooser;
import org.pentaho.reporting.libraries.designtime.swing.filechooser.FileChooserService;
import org.pentaho.reporting.libraries.resourceloader.ResourceKey;
import org.pentaho.reporting.libraries.resourceloader.ResourceManager;
import org.pentaho.reporting.ui.datasources.jdbc.connection.DriverConnectionDefinition;
import org.pentaho.reporting.ui.datasources.jdbc.connection.JdbcConnectionDefinition;
import org.pentaho.reporting.ui.datasources.jdbc.connection.JndiConnectionDefinition;
import org.pentaho.reporting.ui.datasources.jdbc.ui.JdbcConnectionPanel;
import org.pentaho.reporting.ui.datasources.jdbc.ui.SimpleDataSourceDialogModel;

/**
* @author Michael D'Amour
*/
public abstract class SimpleMondrianDataSourceEditor extends CommonDialog
{
  private class BrowseAction extends AbstractAction
  {
    protected BrowseAction()
    {
      putValue(Action.NAME, Messages.getString("MondrianDataSourceEditor.Browse.Name"));
    }

    public void actionPerformed(final ActionEvent e)
    {
      final File reportContextFile = DesignTimeUtil.getContextAsFile(context.getReport());
      final File initiallySelectedFile;

      if (StringUtils.isEmpty(getFileName(), true) == false)
      {
        if (reportContextFile == null)
        {
          initiallySelectedFile = new File(getFileName());
        }
        else
        {
          initiallySelectedFile = new File(reportContextFile.getParentFile(), getFileName());
        }
      }
      else
      {
        initiallySelectedFile = null;
      }

      final FileFilter[] fileFilters = new FileFilter[]{new FilesystemFilter(new String[]{".xml"},
          Messages.getString("MondrianDataSourceEditor.FileName") + " (*.xml)", true)};


      final CommonFileChooser fileChooser = FileChooserService.getInstance().getFileChooser("mondrian");
      fileChooser.setSelectedFile(initiallySelectedFile);
      fileChooser.setFilters(fileFilters);
      if (fileChooser.showDialog(SimpleMondrianDataSourceEditor.this, JFileChooser.OPEN_DIALOG) == false)
      {
        return;
      }
      final File file = fileChooser.getSelectedFile();
      if (file == null)
      {
        return;
      }

      final String path;
      if (reportContextFile != null)
      {
        path = IOUtils.getInstance().createRelativePath(file.getPath(), reportContextFile.getAbsolutePath());
      }
      else
      {
        path = file.getPath();
      }
      setFileName(path);
      autoRefreshSchemaName();
    }
  }

  private class ConfirmEnableHandler implements PropertyChangeListener, DocumentListener
  {
    private ConfirmEnableHandler()
    {
    }

    public void propertyChange(final PropertyChangeEvent evt)
    {
      revalidate();
    }

    private void revalidate()
    {
      final SimpleDataSourceDialogModel dialogModel = getDialogModel();
      getConfirmAction().setEnabled(dialogModel.isConnectionSelected() && StringUtils.isEmpty(filenameField.getText(), true) == false);
    }

    /**
     * Gives notification that there was an insert into the document.  The
     * range given by the DocumentEvent bounds the freshly inserted region.
     *
     * @param e the document event
     */
    public void insertUpdate(final DocumentEvent e)
    {
      revalidate();
    }

    /**
     * Gives notification that a portion of the document has been
     * removed.  The range is given in terms of what the view last
     * saw (that is, before updating sticky positions).
     *
     * @param e the document event
     */
    public void removeUpdate(final DocumentEvent e)
    {
      revalidate();
    }

    /**
     * Gives notification that an attribute or set of attributes changed.
     *
     * @param e the document event
     */
    public void changedUpdate(final DocumentEvent e)
    {
      revalidate();
    }
  }

  private class EditSecurityAction extends AbstractAction
  {
    /**
     * Defines an <code>Action</code> object with a default
     * description string and default icon.
     */
    private EditSecurityAction()
    {
      putValue(Action.NAME, Messages.getString("MondrianDataSourceEditor.EditSecurityAction.Name"));
    }

    /**
     * Invoked when an action occurs.
     */
    public void actionPerformed(final ActionEvent e)
    {
      securityDialog.setRoleField(roleField);
      securityDialog.setRole(roleText);
      securityDialog.setJdbcPassword(jdbcPasswordText);
      securityDialog.setJdbcPasswordField(jdbcPasswordField);
      securityDialog.setJdbcUser(jdbcUserText);
      securityDialog.setJdbcUserField(jdbcUserField);

      if (securityDialog.performEdit())
      {
        roleText = securityDialog.getRole();
        roleField = securityDialog.getRoleField();
        jdbcUserText = securityDialog.getJdbcUser();
        jdbcUserField = securityDialog.getJdbcUserField();
        jdbcPasswordText = securityDialog.getJdbcPassword();
        jdbcPasswordField = securityDialog.getJdbcPasswordField();
      }
    }
  }

  private class RefreshSchemaNameAction extends AbstractAction
  {
    /**
     * Creates an {@code Action}.
     */
    private RefreshSchemaNameAction()
    {
      putValue(Action.NAME, Messages.getString("MondrianDataSourceEditor.UpdateSchema.Name"));
    }

    /**
     * Invoked when an action occurs.
     */
    public void actionPerformed(final ActionEvent e)
    {
      refreshSchemaName();
    }
  }

  private JTextField filenameField;
  private JTextField cubeConnectionNameField;
  private SimpleDataSourceDialogModel dialogModel;
  private DesignTimeContext context;
  private MondrianSecurityDialog securityDialog;
  private String jdbcUserText;
  private String jdbcUserField;
  private String jdbcPasswordText;
  private String jdbcPasswordField;
  private String roleText;
  private String roleField;

  public SimpleMondrianDataSourceEditor(final DesignTimeContext context)
  {
    init(context);
  }

  public SimpleMondrianDataSourceEditor(final DesignTimeContext context, final Dialog owner)
  {
    super(owner);
    init(context);
  }

  public SimpleMondrianDataSourceEditor(final DesignTimeContext context, final Frame owner)
  {
    super(owner);
    init(context);
  }

  protected void init(final DesignTimeContext context)
  {
    if (context == null)
    {
      throw new NullPointerException();
    }

    setModal(true);

    securityDialog = new MondrianSecurityDialog(this, context);

    this.context = context;

    dialogModel = new SimpleDataSourceDialogModel();

    final ConfirmEnableHandler confirmAction = new ConfirmEnableHandler();
    dialogModel.addPropertyChangeListener(confirmAction);

    cubeConnectionNameField = new JTextField(null, 0);
    cubeConnectionNameField.setColumns(30);
    cubeConnectionNameField.getDocument().addDocumentListener(confirmAction);

    filenameField = new JTextField(null, 0);
    filenameField.setColumns(30);
    filenameField.getDocument().addDocumentListener(confirmAction);

    super.init();
  }

  protected Component createContentPane()
  {
    // Create the content panel
    final JPanel contentPanel = new JPanel(new BorderLayout());
    contentPanel.add(BorderLayout.NORTH, createConnectionTopPanel());
    contentPanel.add(BorderLayout.CENTER, new JdbcConnectionPanel(dialogModel, context));
    contentPanel.setBorder(BorderFactory.createEmptyBorder(8, 8, 8, 8));

    return contentPanel;
  }

  private JPanel createConnectionTopPanel()
  {
    final JPanel masterPanel = new JPanel();
    masterPanel.setLayout(new GridBagLayout());

    GridBagConstraints gbc = new GridBagConstraints();
    gbc.gridx = 0;
    gbc.gridy = 0;
    gbc.gridwidth = 4;
    gbc.anchor = GridBagConstraints.WEST;
    masterPanel.add(new JLabel(Messages.getString("MondrianDataSourceEditor.SchemaFileLabel")), gbc);

    gbc = new GridBagConstraints();
    gbc.gridx = 0;
    gbc.gridy = 1;
    gbc.gridwidth = 1;
    gbc.anchor = GridBagConstraints.WEST;
    gbc.fill = GridBagConstraints.HORIZONTAL;
    gbc.weightx = 1;
    masterPanel.add(filenameField, gbc);

    gbc = new GridBagConstraints();
    gbc.gridx = 1;
    gbc.gridy = 1;
    gbc.gridwidth = 1;
    gbc.anchor = GridBagConstraints.WEST;
    masterPanel.add(new JButton(new BrowseAction()), gbc);

    gbc = new GridBagConstraints();
    gbc.gridx = 2;
    gbc.gridy = 1;
    gbc.gridwidth = 1;
    gbc.anchor = GridBagConstraints.WEST;
    masterPanel.add(Box.createHorizontalStrut(20), gbc);

    gbc = new GridBagConstraints();
    gbc.gridx = 3;
    gbc.gridy = 1;
    gbc.gridwidth = 1;
    gbc.anchor = GridBagConstraints.WEST;
    masterPanel.add(new JButton(new EditSecurityAction()), gbc);

    gbc = new GridBagConstraints();
    gbc.gridx = 0;
    gbc.gridy = 2;
    gbc.gridwidth = 4;
    gbc.anchor = GridBagConstraints.WEST;
    masterPanel.add(new JLabel(Messages.getString("MondrianDataSourceEditor.CubeConnectionName")), gbc);

    gbc = new GridBagConstraints();
    gbc.gridx = 0;
    gbc.gridy = 3;
    gbc.gridwidth = 1;
    gbc.anchor = GridBagConstraints.WEST;
    gbc.fill = GridBagConstraints.HORIZONTAL;
    gbc.weightx = 5;
    masterPanel.add(cubeConnectionNameField, gbc);

    gbc = new GridBagConstraints();
    gbc.gridx = 1;
    gbc.gridy = 3;
    gbc.gridwidth = 3;
    gbc.anchor = GridBagConstraints.WEST;
    gbc.fill = GridBagConstraints.HORIZONTAL;
    masterPanel.add(new JButton(new RefreshSchemaNameAction()), gbc);

    return masterPanel;
  }

  protected abstract AbstractMDXDataFactory createDataFactory();


  public DataFactory performConfiguration(final AbstractMDXDataFactory dataFactory)
  {
    // Reset the ok / cancel flag
    setConfirmed(false);
    getDialogModel().clear();

    roleText = null;
    roleField = null;
    jdbcUserText = null;
    jdbcUserField = null;
    jdbcPasswordText = null;
    jdbcPasswordField = null;

    // Load the current configuration
    if (dataFactory != null)
    {
      roleText = dataFactory.getRole();
      roleField = dataFactory.getRoleField();
      jdbcUserText = dataFactory.getJdbcUser();
      jdbcUserField = dataFactory.getJdbcUserField();
      jdbcPasswordText = dataFactory.getJdbcPassword();
      jdbcPasswordField = dataFactory.getJdbcPasswordField();

      final CubeFileProvider fileProvider = dataFactory.getCubeFileProvider();
      if (fileProvider != null)
      {
        setSchemaFileName(fileProvider.getDesignTimeFile());
      }
      else
      {
        setSchemaFileName("");
      }

      final JdbcConnectionDefinition definition = createConnectionDefinition(dataFactory);
      getDialogModel().addConnection(definition);
      getDialogModel().getConnections().setSelectedItem(definition);
    }

    // Enable the dialog
    pack();
    setLocationRelativeTo(getParent());
    setVisible(true);

    if (!isConfirmed())
    {
      return null;
    }

    return createDataFactory();
  }

  protected JdbcConnectionDefinition createConnectionDefinition(final AbstractMDXDataFactory dataFactory)
  {
    if (dataFactory == null)
    {
      throw new NullPointerException();
    }

    String customName = dataFactory.getDesignTimeName();
    if (customName == null)
    {
      customName = Messages.getString("MondrianDataSourceEditor.CustomConnection");
    }

    final DataSourceProvider provider = dataFactory.getDataSourceProvider();
    if (provider instanceof DriverDataSourceProvider)
    {
      final DriverDataSourceProvider dcp = (DriverDataSourceProvider) provider;
      final ListModel model = dialogModel.getConnections();
      for (int i = 0; i < model.getSize(); i++)
      {
        final JdbcConnectionDefinition definition = (JdbcConnectionDefinition) model.getElementAt(i);
        if (definition instanceof DriverConnectionDefinition == false)
        {
          continue;
        }
        final DriverConnectionDefinition dcd = (DriverConnectionDefinition) definition;
        if (ObjectUtilities.equal(dcd.getDriverClass(), dcp.getDriver()) &&
            ObjectUtilities.equal(dcd.getUsername(), dcp.getProperty("user")) &&
            ObjectUtilities.equal(dcd.getPassword(), dcp.getProperty("password")) &&
            ObjectUtilities.equal(dcd.getConnectionString(), dcp.getUrl()) &&
            ObjectUtilities.equal(dcd.getName(), dcp.getProperty("::pentaho-reporting::name")))
        {
          return definition;
        }
      }

      final String[] strings = dcp.getPropertyNames();
      final Properties p = new Properties();
      for (int i = 0; i < strings.length; i++)
      {
        final String string = strings[i];
        p.put(string, dcp.getProperty(string));
      }

      return new DriverConnectionDefinition
          (customName, dcp.getDriver(), dcp.getUrl(),
              dataFactory.getJdbcUser(), dataFactory.getJdbcPassword(),
              dcp.getProperty("::pentaho-reporting::hostname"),
              dcp.getProperty("::pentaho-reporting::database-name"),
              dcp.getProperty("::pentaho-reporting::database-type"),
              dcp.getProperty("::pentaho-reporting::port"),
              p);
    }
    else if (provider instanceof JndiDataSourceProvider)
    {
      final JndiDataSourceProvider jcp = (JndiDataSourceProvider) provider;
      final ListModel model = dialogModel.getConnections();
      for (int i = 0; i < model.getSize(); i++)
      {
        final JdbcConnectionDefinition definition = (JdbcConnectionDefinition) model.getElementAt(i);
        if (definition instanceof JndiConnectionDefinition == false)
        {
          continue;
        }
        final JndiConnectionDefinition dcd = (JndiConnectionDefinition) definition;

        if (ObjectUtilities.equal(dcd.getJndiName(), jcp.getConnectionPath()))
        {
          return dcd;
        }
      }
      return new JndiConnectionDefinition(customName, jcp.getConnectionPath(), null,
          dataFactory.getJdbcUser(), dataFactory.getJdbcPassword());
    }

    return null;
  }

  protected String getFileName()
  {
    return filenameField.getText();
  }

  public void setFileName(final String fileName)
  {
    filenameField.setText(fileName);
  }

  protected SimpleDataSourceDialogModel getDialogModel()
  {
    return dialogModel;
  }

  protected void setSchemaFileName(final String schema)
  {
    this.filenameField.setText(schema);
  }

  protected String getSchemaFileName()
  {
    return this.filenameField.getText();
  }

  protected void configureConnection(final AbstractMDXDataFactory dataFactory)
  {
    final CubeFileProvider cubeFileProvider = ClassicEngineBoot.getInstance().getObjectFactory().get(CubeFileProvider.class);
    cubeFileProvider.setDesignTimeFile(getSchemaFileName());
    cubeFileProvider.setCubeConnectionName(cubeConnectionNameField.getText());

    dataFactory.setCubeFileProvider(cubeFileProvider);
    dataFactory.setRole(roleText);
    dataFactory.setRoleField(roleField);
    dataFactory.setJdbcUser(jdbcUserText);
    dataFactory.setJdbcUserField(jdbcUserField);
    dataFactory.setJdbcPassword(jdbcPasswordText);
    dataFactory.setJdbcPasswordField(jdbcPasswordField);

    final JdbcConnectionDefinition connectionDefinition =
        (JdbcConnectionDefinition) getDialogModel().getConnections().getSelectedItem();
    dataFactory.setDesignTimeName(connectionDefinition.getName());

    if (connectionDefinition instanceof DriverConnectionDefinition)
    {
      final DriverConnectionDefinition dcd = (DriverConnectionDefinition) connectionDefinition;
      dataFactory.setJdbcUser(dcd.getUsername());
      dataFactory.setJdbcPassword(dcd.getPassword());

      final DriverDataSourceProvider dataSourceProvider = new DriverDataSourceProvider();
      dataSourceProvider.setUrl(dcd.getConnectionString());
      dataSourceProvider.setDriver(dcd.getDriverClass());
      final Properties properties = dcd.getProperties();
      final Enumeration keys = properties.keys();
      while (keys.hasMoreElements())
      {
        final String key = (String) keys.nextElement();
        if ("user".equals(key) || "password".equals(key))
        {
          continue;
        }
        dataSourceProvider.setProperty(key, properties.getProperty(key));
      }
      dataFactory.setDataSourceProvider(dataSourceProvider);
    }
    else
    {
      final JndiConnectionDefinition jcd = (JndiConnectionDefinition) connectionDefinition;
      dataFactory.setDataSourceProvider(new JndiDataSourceProvider(jcd.getJndiName()));
      dataFactory.setJdbcUser(jcd.getUsername());
      dataFactory.setJdbcPassword(jcd.getPassword());
    }
  }

  protected void autoRefreshSchemaName()
  {
    if (StringUtils.isEmpty(cubeConnectionNameField.getText()) == false)
    {
      return;
    }

    cubeConnectionNameField.setText(lookupSchemaName());
  }

  private String lookupSchemaName()
  {
    final AbstractReportDefinition report = context.getReport();
    final MasterReport masterReport = DesignTimeUtil.getMasterReport(report);

    final ResourceManager resourceManager = masterReport.getResourceManager();
    final ResourceKey contextKey = masterReport.getContentBase();
    final String designTimeFile = filenameField.getText();
    return MondrianUtil.parseSchemaName(resourceManager, contextKey, designTimeFile);
  }

  protected void refreshSchemaName()
  {
    cubeConnectionNameField.setText("");
    autoRefreshSchemaName();
  }
}
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