public ServicePrincipalLoginPanel()

in PluginsAndFeatures/azure-toolkit-for-eclipse/com.microsoft.azuretools.core/src/com/microsoft/azuretools/core/ui/login/ServicePrincipalLoginDialog.java [103:230]
104 lines of code
2 McCabe index (conditional complexity)

        public ServicePrincipalLoginPanel(Composite parent, int style) {
            super(parent, style);

            Composite container = this;
            setLayout(new GridLayout(2, false));

            Label lblTenantId = new Label(container, SWT.NONE);
            lblTenantId.setText("Tenant Id: ");

            txtTenantId = new GuidAzureTextInput(container);
            txtTenantId.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
            txtTenantId.setLabeledBy(lblTenantId);
            txtTenantId.setRequired(true);


            Label lblClientId = new Label(container, SWT.NONE);
            lblClientId.setText("Client Id: ");


            txtClientId = new GuidAzureTextInput(container);
            txtClientId.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
            txtClientId.setRequired(true);
            txtClientId.setLabeledBy(lblClientId);

            Label lblSecret = new Label(container, SWT.NONE);
            lblSecret.setText("Secret: ");

            Group composite = new Group(container, SWT.NONE);
            composite.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
            GridLayout glComposite = new GridLayout(2, false);
            glComposite.verticalSpacing = 0;
            glComposite.marginHeight = 0;
            glComposite.marginTop = 1;
            glComposite.marginRight = 5;
            glComposite.marginLeft = 5;
            glComposite.marginWidth = 0;
            composite.setLayout(glComposite);

            radioPassword = new Button(composite, SWT.RADIO);
            radioPassword.setSelection(true);
            radioPassword.setText("Password:");

            txtPassword = new AzureTextInput(composite, SWT.BORDER | SWT.PASSWORD);
            txtPassword.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
            txtPassword.setLabel("Password");
            radioCertificate = new Button(composite, SWT.RADIO);
            radioCertificate.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1));
            radioCertificate.setText("Certificate:");

            Composite compositeCert = new Composite(composite, SWT.NONE);
            compositeCert.setLayout(new FormLayout());
            GridData gdCompositeCert = new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1);
            gdCompositeCert.widthHint = 191;
            compositeCert.setLayoutData(gdCompositeCert);

            txtCertificate = new AzureTextInput(compositeCert, SWT.BORDER | SWT.READ_ONLY);
            txtCertificate.setEnabled(false);
            FormData fdTxtCertificate = new FormData();
            fdTxtCertificate.top = new FormAttachment(0, 3);
            fdTxtCertificate.left = new FormAttachment(0, 0);
            txtCertificate.setLayoutData(fdTxtCertificate);
            txtCertificate.setLabel("Certificate");

            btnOpenFileButton = new Button(compositeCert, SWT.CENTER);
            fdTxtCertificate.right = new FormAttachment(btnOpenFileButton, -6);
            FormData fdBtnOpenFileButton = new FormData();
            fdBtnOpenFileButton.top = new FormAttachment(0, 1);
            fdBtnOpenFileButton.right = new FormAttachment(100);
            btnOpenFileButton.setLayoutData(fdBtnOpenFileButton);
            btnOpenFileButton.setText("...");
            btnOpenFileButton.addSelectionListener(new SelectionListener() {

                public void widgetDefaultSelected(SelectionEvent e) {
                }

                public void widgetSelected(SelectionEvent e) {
                    FileDialog dlg = new FileDialog(btnOpenFileButton.getShell(), SWT.OPEN);
                    dlg.setText("Open");
                    String path = dlg.open();
                    if (path == null) {
                        return;
                    }
                    txtCertificate.setText(path);
                }
            });
            btnOpenFileButton.setEnabled(false);

            Label lblJson = new Label(container, SWT.NONE);
            lblJson.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, true, 1, 1));
            lblJson.setText("JSON:");

            Composite composite2 = new Composite(container, SWT.NONE);
            composite2.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
            composite2.setLayout(new FillLayout(SWT.HORIZONTAL));

            txtJson = new Text(composite2, SWT.MULTI | SWT.BORDER);
            txtJson.setLayoutData(new GridData(GridData.FILL_BOTH));

            txtJson.addModifyListener(event -> {
                this.json2UIComponents();
            });

            radioCertificate.addSelectionListener(new SelectionAdapter() {
                @Override
                public void widgetSelected(SelectionEvent e) {
                    super.widgetSelected(e);
                    triggerPasswordCertState();
                }
            });

            radioPassword.addSelectionListener(new SelectionAdapter() {
                @Override
                public void widgetSelected(SelectionEvent e) {
                    super.widgetSelected(e);
                    triggerPasswordCertState();
                }
            });

            Stream.of(txtCertificate, txtClientId, txtPassword, txtTenantId).forEach(d -> d.addModifyListener(r -> updateToJsonEditor()));
            Stream.of(radioCertificate, radioPassword).forEach(d -> d.addSelectionListener(new SelectionAdapter() {
                @Override
                public void widgetSelected(SelectionEvent e) {
                    super.widgetSelected(e);
                    updateToJsonEditor();
                }
            }));

        }