// $Header: /home/cvs/jakarta-jmeter/src/protocol/http/org/apache/jmeter/protocol/http/gui/HeaderPanel.java,v 1.15.2.1 2004/11/07 00:20:42 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.protocol.http.gui;
import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.FocusEvent;
import java.awt.event.FocusListener;
import java.io.File;
import java.io.IOException;
import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.ListSelectionModel;
import javax.swing.table.AbstractTableModel;
import javax.swing.table.TableCellEditor;
import org.apache.jmeter.config.gui.AbstractConfigGui;
import org.apache.jmeter.gui.util.FileDialoger;
import org.apache.jmeter.protocol.http.control.Header;
import org.apache.jmeter.protocol.http.control.HeaderManager;
import org.apache.jmeter.testelement.TestElement;
import org.apache.jmeter.util.JMeterUtils;
import org.apache.jorphan.logging.LoggingManager;
import org.apache.log.Logger;
/**
* Allows the user to specify if she needs HTTP header services, and give
* parameters for this service.
*
* @version $Revision: 1.15.2.1 $
*/
public class HeaderPanel
extends AbstractConfigGui
implements ActionListener, FocusListener
{
transient private static Logger log = LoggingManager.getLoggerForClass();
private static final String ADD_COMMAND = "Add";
private static final String DELETE_COMMAND = "Delete";
private static final String LOAD_COMMAND = "Load";
private static final String SAVE_COMMAND = "Save";
private InnerTableModel tableModel;
/**
* A table to show the authentication information.
*/
private JTable headerTable;
private JButton addButton;
private JButton deleteButton;
private JButton loadButton;
private JButton saveButton;
/**
* Default constructor.
*/
public HeaderPanel()
{
tableModel = new InnerTableModel();
init();
}
public TestElement createTestElement()
{
HeaderManager headerManager = tableModel.manager;
configureTestElement(headerManager);
return (TestElement) headerManager.clone();
}
/**
* 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)
{
el.clear();
el.addTestElement(tableModel.manager);
configureTestElement(el);
}
public void configure(TestElement el)
{
tableModel.manager.clear();
super.configure(el);
tableModel.manager.addTestElement((HeaderManager) el);
boolean hasRows = tableModel.getRowCount() > 0;
deleteButton.setEnabled(hasRows);
saveButton.setEnabled(hasRows);
}
public String getLabelResource()
{
return "header_manager_title";
}
/**
* Gets a HeaderManager to manage the file that is currently selected. Null
* is returned if no file is currently selected. Null will also be returned
* if there is a problem reading the file while getting the HeaderManager.
*
* @returns a HeaderManager for the current file, or null
*
* public HeaderManager
* getHeaderMgr() { return manager; }
*/
/**
* Shows the main header configuration panel.
*/
public void init()
{
setLayout(new BorderLayout());
setBorder(makeBorder());
add(makeTitlePanel(), BorderLayout.NORTH);
add(createHeaderTablePanel(), BorderLayout.CENTER);
}
public void actionPerformed(ActionEvent e)
{
String action = e.getActionCommand();
if (action.equals("Delete"))
{
if (tableModel.getRowCount() > 0)
{
// If a table cell is being edited, we must cancel the editing
// before deleting the row.
if (headerTable.isEditing())
{
TableCellEditor cellEditor =
headerTable.getCellEditor(
headerTable.getEditingRow(),
headerTable.getEditingColumn());
cellEditor.cancelCellEditing();
}
int rowSelected = headerTable.getSelectedRow();
if (rowSelected != -1)
{
tableModel.removeRow(rowSelected);
tableModel.fireTableDataChanged();
// Disable the DELETE and SAVE buttons if no rows remaining
// after delete
if (tableModel.getRowCount() == 0)
{
deleteButton.setEnabled(false);
saveButton.setEnabled(false);
}
// Table still contains one or more rows, so highlight
// (select) the appropriate one.
else
{
int rowToSelect = rowSelected;
if (rowSelected >= tableModel.getRowCount())
{
rowToSelect = rowSelected - 1;
}
headerTable.setRowSelectionInterval(
rowToSelect,
rowToSelect);
}
}
}
}
else if (action.equals("Add"))
{
// If a table cell is being edited, we should accept the current
// value and stop the editing before adding a new row.
if (headerTable.isEditing())
{
TableCellEditor cellEditor =
headerTable.getCellEditor(
headerTable.getEditingRow(),
headerTable.getEditingColumn());
cellEditor.stopCellEditing();
}
tableModel.addNewRow();
tableModel.fireTableDataChanged();
// Enable the DELETE and SAVE buttons if they are currently
// disabled.
if (!deleteButton.isEnabled())
{
deleteButton.setEnabled(true);
}
if (!saveButton.isEnabled())
{
saveButton.setEnabled(true);
}
// Highlight (select) the appropriate row.
int rowToSelect = tableModel.getRowCount() - 1;
headerTable.setRowSelectionInterval(rowToSelect, rowToSelect);
}
else if (action.equals("Load"))
{
try
{
File tmp = FileDialoger.promptToOpenFile().getSelectedFile();
if (tmp != null)
{
tableModel.manager.addFile(tmp.getAbsolutePath());
tableModel.fireTableDataChanged();
if (tableModel.getRowCount() > 0)
{
deleteButton.setEnabled(true);
saveButton.setEnabled(true);
}
}
}
catch (IOException ex)
{
log.error("", ex);
}
catch (NullPointerException err)
{
}
}
else if (action.equals("Save"))
{
try
{
File tmp =
FileDialoger.promptToSaveFile(null).getSelectedFile();
if (tmp != null)
{
tableModel.manager.save(tmp.getAbsolutePath());
}
}
catch (IOException ex)
{
log.error("", ex);
}
catch (NullPointerException err)
{
}
}
}
public JPanel createHeaderTablePanel()
{
// create the JTable that holds header per row
headerTable = new JTable(tableModel);
headerTable.addFocusListener(this);
headerTable.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
headerTable.setPreferredScrollableViewportSize(new Dimension(100, 70));
JPanel panel = new JPanel(new BorderLayout(0, 5));
panel.setBorder(
BorderFactory.createTitledBorder(
BorderFactory.createEtchedBorder(),
JMeterUtils.getResString("headers_stored")));
panel.add(new JScrollPane(headerTable), BorderLayout.CENTER);
panel.add(createButtonPanel(), BorderLayout.SOUTH);
return panel;
}
private JButton createButton(
String resName,
char mnemonic,
String command,
boolean enabled)
{
JButton button = new JButton(JMeterUtils.getResString(resName));
button.setMnemonic(mnemonic);
button.setActionCommand(command);
button.setEnabled(enabled);
button.addActionListener(this);
return button;
}
private JPanel createButtonPanel()
{
boolean tableEmpty = (tableModel.getRowCount() == 0);
addButton = createButton("add", 'A', ADD_COMMAND, true);
deleteButton = createButton("delete", 'D', DELETE_COMMAND, !tableEmpty);
loadButton = createButton("load", 'L', LOAD_COMMAND, true);
saveButton = createButton("save", 'S', SAVE_COMMAND, !tableEmpty);
JPanel buttonPanel = new JPanel();
buttonPanel.add(addButton);
buttonPanel.add(deleteButton);
buttonPanel.add(loadButton);
buttonPanel.add(saveButton);
return buttonPanel;
}
/**
* Updates a header record.
*
* @version $Revision: 1.15.2.1 $
*/
class HeaderUpdater implements ActionListener
{
JTextField nameField = new JTextField(20);
JTextField valueField = new JTextField(20);
JButton ok = new JButton("Ok");
JButton cancel = new JButton("Cancel");
int index;
JDialog updateDialog;
public HeaderUpdater()
{
}
/**
* Returns the contructed panel containing the header record.
*/
public JPanel getPanel()
{
JPanel main = new JPanel();
GridBagLayout g = new GridBagLayout();
main.setLayout(g);
GridBagConstraints c = new GridBagConstraints();
c.fill = GridBagConstraints.BOTH;
c.gridwidth = 1;
c.gridheight = 1;
JLabel nameLabel =
new JLabel(JMeterUtils.getResString("name") + ":");
c.gridx = 1;
c.gridy = 1;
g.setConstraints(nameLabel, c);
main.add(nameLabel);
JLabel valueLabel =
new JLabel(JMeterUtils.getResString("value") + ":");
c.gridx = 1;
c.gridy = 2;
g.setConstraints(valueLabel, c);
main.add(valueLabel);
c.gridx = 2;
c.gridy = 1;
g.setConstraints(nameField, c);
main.add(nameField);
c.gridx = 2;
c.gridy = 2;
g.setConstraints(valueField, c);
main.add(valueField);
JPanel buttons = new JPanel();
ok.setPreferredSize(cancel.getPreferredSize());
buttons.add(ok);
buttons.add(cancel);
c.gridwidth = 2;
c.gridx = 1;
c.gridy = 7;
g.setConstraints(buttons, c);
main.add(buttons);
return main;
}
public void actionPerformed(ActionEvent e)
{
String command = e.getActionCommand();
boolean valid = true;
index = -1;
if (command.equals("Edit"))
{
index = headerTable.getSelectedRow();
if (index < 0)
{
valid = false;
}
else
{
Header c = tableModel.manager.get(index);
nameField = new JTextField(c.getName(), 20);
valueField = new JTextField(c.getValue(), 20);
ok = new JButton("Ok");
cancel = new JButton("Cancel");
}
}
else if (command.equals("Add"))
{
nameField = new JTextField(20);
valueField = new JTextField(20);
ok = new JButton("Ok");
cancel = new JButton("Cancel");
}
if (valid)
{
if (updateDialog != null)
{
updateDialog.dispose();
}
updateDialog = new JDialog();
updateDialog.setSize(350, 300);
ok.addActionListener(new ActionListener()
{
public void actionPerformed(ActionEvent ev)
{
int i = index;
Header c = new Header();
if (i >= 0)
{
c = tableModel.manager.get(index);
}
c.setName(nameField.getText());
c.setValue(valueField.getText());
if (i < 0)
{
tableModel.manager.add(c);
}
tableModel.fireTableDataChanged();
updateDialog.dispose();
}
});
cancel.addActionListener(new ActionListener()
{
public void actionPerformed(ActionEvent ev)
{
updateDialog.dispose();
}
});
updateDialog.getContentPane().add(getPanel());
updateDialog.show();
}
}
}
public void focusGained(FocusEvent e)
{
}
public void focusLost(FocusEvent e)
{
try
{
headerTable.getCellEditor().stopCellEditing();
}
catch (RuntimeException err)
{
}
}
/**
* @version $Revision: 1.15.2.1 $
*/
private class InnerTableModel extends AbstractTableModel
{
HeaderManager manager;
public InnerTableModel(HeaderManager man)
{
manager = man;
}
public InnerTableModel()
{
manager = new HeaderManager();
}
public void removeRow(int row)
{
manager.remove(row);
}
public void addNewRow()
{
manager.add();
}
public boolean isCellEditable(int row, int column)
{
// all table cells are editable
return true;
}
public Class getColumnClass(int column)
{
return getValueAt(0, column).getClass();
}
public int getRowCount()
{
return manager.getHeaders().size();
}
/**
* Required by table model interface.
*/
public int getColumnCount()
{
return manager.getColumnCount();
}
/**
* Required by table model interface.
*/
public String getColumnName(int column)
{
return manager.getColumnName(column);
}
/**
* Required by table model interface.
*/
public Object getValueAt(int row, int column)
{
Header head = manager.getHeader(row);
if (column == 0)
{
return head.getName();
}
else if (column == 1)
{
return head.getValue();
}
return null;
}
/**
* Required by table model interface.
*/
public void setValueAt(Object value, int row, int column)
{
Header header = manager.getHeader(row);
if (column == 0)
{
header.setName((String) value);
}
else if (column == 1)
{
header.setValue((String) value);
}
}
}
}