private void initComponents()

in taverna-httpproxy-config/src/main/java/org/apache/taverna/workbench/httpproxy/config/HttpProxyConfigurationPanel.java [120:289]

• 144 lines of code
• 1 McCabe index (conditional complexity)

	private void initComponents() {
		shownOption = httpProxyConfiguration.getProperty(PROXY_USE_OPTION);

		this.setLayout(new GridBagLayout());

		GridBagConstraints gbc = new GridBagConstraints();

		// Title describing what kind of settings we are configuring here
		JTextArea descriptionText = new JTextArea("HTTP proxy configuration");
		descriptionText.setLineWrap(true);
		descriptionText.setWrapStyleWord(true);
		descriptionText.setEditable(false);
		descriptionText.setFocusable(false);
		descriptionText.setBorder(new EmptyBorder(10, 10, 10, 10));
		gbc.anchor = WEST;
		gbc.gridx = 0;
		gbc.gridy = 0;
		gbc.gridwidth = 2;
		gbc.weightx = 1.0;
		gbc.weighty = 0.0;
		gbc.fill = HORIZONTAL;
		this.add(descriptionText, gbc);

		/**
		 * Generate the three radio buttons and put them in a group. Each button
		 * is bound to an action that alters the shownOption and re-populates
		 * the shown HTTP property fields.
		 */
		useNoProxy = new JRadioButton("Do not use a proxy");
		useNoProxy.setAlignmentX(LEFT_ALIGNMENT);
		gbc.gridx = 0;
		gbc.gridy = 1;
		gbc.gridwidth = 2;
		gbc.weightx = 0.0;
		gbc.weighty = 0.0;
		gbc.fill = NONE;
		gbc.insets = new Insets(10, 0, 0, 0);
		this.add(useNoProxy, gbc);
		ActionListener useNoProxyListener = new ActionListener() {
			@Override
			public void actionPerformed(ActionEvent arg0) {
				shownOption = USE_NO_PROXY_OPTION;
				populateFields();
			}
		};
		useNoProxy.addActionListener(useNoProxyListener);

		useSystemProperties = new JRadioButton("Use system properties");
		useSystemProperties.setAlignmentX(LEFT_ALIGNMENT);
		gbc.gridx = 0;
		gbc.gridy = 2;
		gbc.insets = new Insets(0, 0, 0, 0);
		this.add(useSystemProperties, gbc);
		ActionListener systemPropertiesListener = new ActionListener() {
			@Override
			public void actionPerformed(ActionEvent arg0) {
				shownOption = USE_SYSTEM_PROPERTIES_OPTION;
				populateFields();
			}
		};
		useSystemProperties.addActionListener(systemPropertiesListener);

		useSpecifiedValues = new JRadioButton("Use specified values");
		useSpecifiedValues.setAlignmentX(LEFT_ALIGNMENT);
		gbc.gridx = 0;
		gbc.gridy = 3;
		this.add(useSpecifiedValues, gbc);
		ActionListener specifiedValuesListener = new ActionListener() {
			@Override
			public void actionPerformed(ActionEvent arg0) {
				shownOption = USE_SPECIFIED_VALUES_OPTION;
				populateFields();
			}
		};
		useSpecifiedValues.addActionListener(specifiedValuesListener);

		ButtonGroup bg = new ButtonGroup();
		bg.add(useSystemProperties);
		bg.add(useSpecifiedValues);
		bg.add(useNoProxy);

		/**
		 * Create the fields to show the HTTP proxy property values. These
		 * become editable if the shown option is to use specified values.
		 */
		proxyHostField = new JTextField(TEXTFIELD_SIZE);
		gbc.gridx = 0;
		gbc.gridy = 4;
		gbc.gridwidth = 1;
		gbc.fill = NONE;
		gbc.insets = new Insets(10, 0, 0, 0);
		this.add(new JLabel("Proxy host"), gbc);
		gbc.gridx = 1;
		gbc.gridy = 4;
		gbc.gridwidth = 1;
		gbc.fill = HORIZONTAL;
		this.add(proxyHostField, gbc);

		proxyPortField = new JTextField(TEXTFIELD_SIZE);
		gbc.gridx = 0;
		gbc.gridy = 5;
		gbc.gridwidth = 1;
		gbc.fill = NONE;
		gbc.insets = new Insets(0, 0, 0, 0);
		this.add(new JLabel("Proxy port"), gbc);
		gbc.gridx = 1;
		gbc.gridy = 5;
		gbc.gridwidth = 1;
		gbc.fill = HORIZONTAL;
		this.add(proxyPortField, gbc);

		proxyUserField = new JTextField(TEXTFIELD_SIZE);
		gbc.gridx = 0;
		gbc.gridy = 6;
		gbc.gridwidth = 1;
		gbc.fill = NONE;
		this.add(new JLabel("Proxy user"), gbc);
		gbc.gridx = 1;
		gbc.gridy = 6;
		gbc.gridwidth = 1;
		gbc.fill = HORIZONTAL;
		this.add(proxyUserField, gbc);

		proxyPasswordField = new JTextField(TEXTFIELD_SIZE);
		gbc.gridx = 0;
		gbc.gridy = 7;
		gbc.gridwidth = 1;
		gbc.fill = NONE;
		this.add(new JLabel("Proxy password"), gbc);
		gbc.gridx = 1;
		gbc.gridy = 7;
		gbc.gridwidth = 1;
		gbc.fill = HORIZONTAL;
		this.add(proxyPasswordField, gbc);

		nonProxyHostsArea = new DialogTextArea(10, 40);
		nonProxyScrollPane = new JScrollPane(nonProxyHostsArea);
		nonProxyScrollPane
				.setHorizontalScrollBarPolicy(HORIZONTAL_SCROLLBAR_AS_NEEDED);
		nonProxyScrollPane
				.setVerticalScrollBarPolicy(VERTICAL_SCROLLBAR_AS_NEEDED);
		// nonProxyScrollPane.setPreferredSize(new Dimension(300, 500));
		gbc.gridx = 0;
		gbc.gridy = 8;
		gbc.gridwidth = 2;
		gbc.fill = NONE;
		gbc.insets = new Insets(10, 0, 0, 0);
		this.add(new JLabel("Non-proxy hosts"), gbc);
		gbc.gridx = 0;
		gbc.gridy = 9;
		gbc.weightx = 1.0;
		gbc.weighty = 1.0;
		gbc.gridwidth = 2;
		gbc.insets = new Insets(0, 0, 0, 0);
		gbc.fill = BOTH;
		this.add(nonProxyScrollPane, gbc);

		// Add buttons panel
		gbc.gridx = 0;
		gbc.gridy = 10;
		gbc.weightx = 0.0;
		gbc.weighty = 0.0;
		gbc.gridwidth = 2;
		gbc.fill = HORIZONTAL;
		gbc.anchor = CENTER;
		gbc.insets = new Insets(10, 0, 0, 0);
		this.add(createButtonPanel(), gbc);

		setFields();
	}