// $Header: /home/cvs/jakarta-jmeter/src/components/org/apache/jmeter/assertions/gui/DurationAssertionGui.java,v 1.17 2004/03/05 01:32:13 sebb Exp $
/*
 * Copyright 2001-2004 The Apache Software Foundation.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * 
*/

package org.apache.jmeter.assertions.gui;

import java.awt.BorderLayout;
import java.awt.event.FocusEvent;
import java.awt.event.FocusListener;

import javax.swing.BorderFactory;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTextField;

import org.apache.jmeter.assertions.DurationAssertion;
import org.apache.jmeter.gui.util.HorizontalPanel;
import org.apache.jmeter.testelement.TestElement;
import org.apache.jmeter.util.JMeterUtils;
import org.apache.jorphan.logging.LoggingManager;
import org.apache.log.Logger;

/**
 * @version   $Revision: 1.17 $ Last updated: $Date: 2004/03/05 01:32:13 $
 */
public class DurationAssertionGui
    extends AbstractAssertionGui
    implements FocusListener
{
    transient private static Logger log = LoggingManager.getLoggerForClass();

    private JTextField duration;

    public DurationAssertionGui()
    {
        init();
    }

    public String getLabelResource()
    {
        return "duration_assertion_title";
    }

    public String getDurationAttributesTitle()
    {
        return JMeterUtils.getResString("duration_assertion_duration_test");
    }

    public TestElement createTestElement()
    {
        DurationAssertion el = new DurationAssertion();
        modifyTestElement(el);
        return el;
    }

    /**
     * Modifies a given TestElement to mirror the data in the gui components.
     * @see org.apache.jmeter.gui.JMeterGUIComponent#modifyTestElement(TestElement)
     */
    public void modifyTestElement(TestElement el)
    {
        configureTestElement(el);
        String durationString = duration.getText();
        long assertionDuration = 0;
        try
        {
            assertionDuration = Long.parseLong(durationString);
        }
        catch (NumberFormatException e)
        {
            assertionDuration = Long.MAX_VALUE;
        }
        ((DurationAssertion) el).setAllowedDuration(assertionDuration);
    }

    public void configure(TestElement el)
    {
        super.configure(el);
        DurationAssertion assertion = (DurationAssertion) el;
        duration.setText(String.valueOf(assertion.getAllowedDuration()));
    }

    private void init()
    {
        setLayout(new BorderLayout(0, 10));
        setBorder(makeBorder());

        add(makeTitlePanel(), BorderLayout.NORTH);

        JPanel mainPanel = new JPanel(new BorderLayout());

        // USER_INPUT
        HorizontalPanel durationPanel = new HorizontalPanel();
        durationPanel.setBorder(
            BorderFactory.createTitledBorder(
                BorderFactory.createEtchedBorder(),
                getDurationAttributesTitle()));

        durationPanel.add(
            new JLabel(JMeterUtils.getResString("duration_assertion_label")));

        duration = new JTextField(5);
        duration.addFocusListener(this);
        durationPanel.add(duration);

        mainPanel.add(durationPanel, BorderLayout.NORTH);
        add(mainPanel, BorderLayout.CENTER);
    }

    public void focusLost(FocusEvent e)
    {
        boolean isInvalid = false;
        String durationString = duration.getText();
        if (durationString != null)
        {
            try
            {
                long assertionDuration = Long.parseLong(durationString);
                if (assertionDuration < 0)
                {
                    isInvalid = true;
                }
            }
            catch (NumberFormatException ex)
            {
                isInvalid = true;
            }
            if (isInvalid)
            {
                log.warn("DurationAssertionGui: Not a valid number!");
                JOptionPane.showMessageDialog(
                    null,
                    JMeterUtils.getResString("duration_assertion_input_error"),
                    "Error",
                    JOptionPane.ERROR_MESSAGE);
            }
        }
    }

    public void focusGained(FocusEvent e)
    {
    }
}