com.rapiddweller.jdbacl.swing.EnvironmentSelector Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of rd-lib-jdbacl Show documentation

'jdbacl' stands for 'Java DataBase ACcess Layer' and provides utilities for accessing JDBC databases from Java programs, retrieving meta information in an object model and querying database data. 'rapiddweller jdbacl' is forked from Databene jdbacl by Volker Bergmann.

There is a newer version: 1.1.17-jdk-11

Show newest version

/*
 * (c) Copyright 2011-2014 by Volker Bergmann. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, is permitted under the terms of the
 * GNU General Public License (GPL).
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * WITHOUT A WARRANTY OF ANY KIND. ALL EXPRESS OR IMPLIED CONDITIONS,
 * REPRESENTATIONS AND WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE
 * HEREBY EXCLUDED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

package com.rapiddweller.jdbacl.swing;

import com.rapiddweller.jdbacl.DBUtil;

import javax.swing.AbstractListModel;
import javax.swing.ComboBoxModel;
import javax.swing.JComboBox;

/**
 * {@link JComboBox} which recognizes the configured environments and lets the user choose one.


 * Created: 06.11.2011 19:26:37
 *
 * @author Volker Bergmann
 * @since 0.7.0
 */
@SuppressWarnings("serial")
public class EnvironmentSelector extends JComboBox {

  /**
   * Instantiates a new Environment selector.
   */
  public EnvironmentSelector() {
    this(null);
  }

  /**
   * Instantiates a new Environment selector.
   *
   * @param selection the selection
   */
  public EnvironmentSelector(String selection) {
    super(new EnvironmentModel());
    if (selection != null) {
      setSelectedItem(selection);
    }
  }

  @Override
  public String getSelectedItem() {
    return (String) super.getSelectedItem();
  }

  /**
   * The type Environment model.
   */
  public static class EnvironmentModel extends AbstractListModel implements ComboBoxModel {

    private String selectedItem;
    private final String[] environments;

    /**
     * Instantiates a new Environment model.
     */
    EnvironmentModel() {
      environments = DBUtil.getEnvironmentNames();
    }

    @Override
    public Object getElementAt(int index) {
      return environments[index];
    }

    @Override
    public int getSize() {
      return environments.length;
    }

    @Override
    public Object getSelectedItem() {
      return selectedItem;
    }

    @Override
    public void setSelectedItem(Object item) {
      this.selectedItem = (String) item;
    }

  }

}