Tomcat与Java Web开发技术详解(第2版)及其源码

/* * 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. */ import java.awt.*; import java.awt.event.*; import java.io.*; import java.net.*; import java.text.*; import java.util.*; import javax.swing.*; import javax.swing.border.*; import javax.swing.event.*; import javax.swing.table.*; import org.apache.axis.monitor.SOAPMonitorConstants; /** * This is a SOAP Mointor Applet class. This class provides * the user interface for displaying data from the SOAP * monitor service. * * @author Brian Price (pricebe@us.ibm.com) * */ public class SOAPMonitorApplet extends JApplet { /** * Private data */ private JPanel main_panel = null; private JTabbedPane tabbed_pane = null; private int port = 0; private Vector pages = null; /** * Constructor */ public SOAPMonitorApplet() { } /** * Applet initialization */ public void init() { // Get the port to be used String port_str = getParameter("port"); if (port_str != null) { port = Integer.parseInt(port_str); } // Try to use the system look and feel try { UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName()); } catch (Exception e){ } // Create main panel to hold notebook main_panel = new JPanel(); main_panel.setBackground(Color.white); main_panel.setLayout(new BorderLayout()); setContentPane(main_panel); // Create the notebook tabbed_pane = new JTabbedPane(JTabbedPane.TOP); main_panel.add(tabbed_pane,BorderLayout.CENTER); // Add notebook page for default host connection pages = new Vector(); addPage(new SOAPMonitorPage(getCodeBase().getHost())); } /** * Add a page to the notebook */ private void addPage(SOAPMonitorPage pg) { tabbed_pane.addTab(" "+pg.getHost()+" ", pg); pages.addElement(pg); } /** * Applet is being displayed */ public void start() { // Tell all pages to start talking to the server Enumeration e = pages.elements(); while (e.hasMoreElements()) { SOAPMonitorPage pg = (SOAPMonitorPage) e.nextElement(); if (pg != null) { pg.start(); } } } /* * Applet is no longer displayed */ public void stop() { // Tell all pages to stop talking to the server Enumeration e = pages.elements(); while (e.hasMoreElements()) { SOAPMonitorPage pg = (SOAPMonitorPage) e.nextElement(); if (pg != null) { pg.stop(); } } } /** * Applet cleanup */ public void destroy() { tabbed_pane = null; main_panel = null; } /** * This class provides the contents of a notebook page * representing a server connection. */ class SOAPMonitorPage extends JPanel implements Runnable, ListSelectionListener, ActionListener { /** * Status Strings */ private final String STATUS_ACTIVE = "The SOAP Monitor is started."; private final String STATUS_STOPPED = "The SOAP Monitor is stopped."; private final String STATUS_CLOSED = "The server communication has been terminated."; private final String STATUS_NOCONNECT = "The SOAP Monitor is unable to communcate with the server."; /** * Private data */ private String host = null; private Socket socket = null; private ObjectInputStream in = null; private ObjectOutputStream out = null; private SOAPMonitorTableModel model = null; private JTable table = null; private JScrollPane scroll = null; private JPanel list_panel = null; private JPanel list_buttons = null; private JButton remove_button = null; private JButton remove_all_button = null; private JButton filter_button = null; private JPanel details_panel = null; private JPanel details_header = null; private JSplitPane details_soap = null; private JPanel details_buttons = null; private JLabel details_time = null; private JLabel details_target = null; private JLabel details_status = null; private JLabel details_time_value = null; private JLabel details_target_value = null; private JLabel details_status_value = null; private EmptyBorder empty_border = null; private EtchedBorder etched_border = null; private JPanel request_panel = null; private JPanel response_panel = null; private JLabel request_label = null; private JLabel response_label = null; private SOAPMonitorTextArea request_text = null; private SOAPMonitorTextArea response_text = null; private JScrollPane request_scroll = null; private JScrollPane response_scroll = null; private JButton layout_button = null; private JSplitPane split = null; private JPanel status_area = null; private JPanel status_buttons = null; private JButton start_button = null; private JButton stop_button = null; private JLabel status_text = null; private JPanel status_text_panel = null; private SOAPMonitorFilter filter = null; private GridBagLayout details_header_layout = null; private GridBagConstraints details_header_constraints = null; private JCheckBox reflow_xml = null; /** * Constructor (create and layout page) */ public SOAPMonitorPage(String host_name) { host = host_name; // Set up default filter (show all messages) filter = new SOAPMonitorFilter(); // Use borders to help improve appearance etched_border = new EtchedBorder(); // Build top portion of split (list panel) model = new SOAPMonitorTableModel(); table = new JTable(model); table.setSelectionMode(ListSelectionModel.SINGLE_SELECTION); table.setRowSelectionInterval(0,0); table.setPreferredScrollableViewportSize(new Dimension(600, 96)); table.getSelectionModel().addListSelectionListener(this); scroll = new JScrollPane(table); remove_button = new JButton("Remove"); remove_button.addActionListener(this); remove_button.setEnabled(false); remove_all_button = new JButton("Remove All"); remove_all_button.addActionListener(this); filter_button = new JButton("Filter ..."); filter_button.addActionListener(this);