org.eclipse.linuxtools.lttng2.control.ui/src/org/eclipse/linuxtools/internal/lttng2/control/ui/views/dialogs/CreateSessionDialog.java

   1 /**********************************************************************
   2  * Copyright (c) 2012, 2013 Ericsson
   3  *
   4  * All rights reserved. This program and the accompanying materials are
   5  * made available under the terms of the Eclipse Public License v1.0 which
   6  * accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *   Bernd Hufmann - Initial API and implementation
  11  *   Bernd Hufmann - Updated for support of LTTng Tools 2.1
  12  **********************************************************************/
  13
  14 package org.eclipse.linuxtools.internal.lttng2.control.ui.views.dialogs;
  15
  16 import org.eclipse.core.runtime.NullProgressMonitor;
  17 import org.eclipse.jface.dialogs.IDialogConstants;
  18 import org.eclipse.jface.dialogs.TitleAreaDialog;
  19 import org.eclipse.linuxtools.internal.lttng2.control.core.model.ISessionInfo;
  20 import org.eclipse.linuxtools.internal.lttng2.control.core.model.impl.SessionInfo;
  21 import org.eclipse.linuxtools.internal.lttng2.control.ui.Activator;
  22 import org.eclipse.linuxtools.internal.lttng2.control.ui.views.messages.Messages;
  23 import org.eclipse.linuxtools.internal.lttng2.control.ui.views.model.impl.TargetNodeComponent;
  24 import org.eclipse.linuxtools.internal.lttng2.control.ui.views.model.impl.TraceSessionGroup;
  25 import org.eclipse.linuxtools.internal.lttng2.control.ui.views.remote.IRemoteSystemProxy;
  26 import org.eclipse.rse.services.clientserver.messages.SystemMessageException;
  27 import org.eclipse.rse.subsystems.files.core.servicesubsystem.IFileServiceSubSystem;
  28 import org.eclipse.rse.subsystems.files.core.subsystems.IRemoteFile;
  29 import org.eclipse.swt.SWT;
  30 import org.eclipse.swt.custom.CCombo;
  31 import org.eclipse.swt.events.ModifyEvent;
  32 import org.eclipse.swt.events.ModifyListener;
  33 import org.eclipse.swt.events.SelectionAdapter;
  34 import org.eclipse.swt.events.SelectionEvent;
  35 import org.eclipse.swt.layout.GridData;
  36 import org.eclipse.swt.layout.GridLayout;
  37 import org.eclipse.swt.widgets.Button;
  38 import org.eclipse.swt.widgets.Composite;
  39 import org.eclipse.swt.widgets.Control;
  40 import org.eclipse.swt.widgets.Group;
  41 import org.eclipse.swt.widgets.Label;
  42 import org.eclipse.swt.widgets.Shell;
  43 import org.eclipse.swt.widgets.Text;
  44
  45 /**
  46  * <p>
  47  * Dialog box for collecting session creation information.
  48  * </p>
  49  *
  50  * @author Bernd Hufmann
  51  */
  52 public class CreateSessionDialog extends TitleAreaDialog implements ICreateSessionDialog {
  53
  54     // ------------------------------------------------------------------------
  55     // Constants
  56     // ------------------------------------------------------------------------
  57     /**
  58      * The icon file for this dialog box.
  59      */
  60     public static final String CREATE_SESSION_ICON_FILE = "icons/elcl16/add_button.gif"; //$NON-NLS-1$
  61
  62     /**
  63      * Supported network protocols for streaming
  64      */
  65     private enum StreamingProtocol {
  66         /** Default network protocol for IPv4 (TCP)*/
  67         net,
  68         /** Default network protocol for IPv6 (TCP)*/
  69         net6,
  70         /** File */
  71         file,
  72    }
  73
  74     private enum StreamingProtocol2 {
  75         /** Default network protocol for IPv4 (TCP)*/
  76         net,
  77         /** Default network protocol for IPv6 (TCP)*/
  78         net6,
  79         /** TCP network protocol for IPv4*/
  80         tcp,
  81         /** TCP network protocol for IPv6*/
  82         tcp6 }
  83
  84     /**
  85      * Index of last supported streaming protocol for common URL configuration.
  86      */
  87     private static final int COMMON_URL_LAST_INDEX = 1;
  88     /**
  89      *  Index of default streaming protocol.
  90      */
  91     private static final int DEFAULT_URL_INDEX = 0;
  92
  93     // ------------------------------------------------------------------------
  94     // Attributes
  95     // ------------------------------------------------------------------------
  96     /**
  97      * The dialog composite.
  98      */
  99     private Composite fDialogComposite = null;
 100     /**
 101      * The text widget for the session name
 102      */
 103     private Text fSessionNameText = null;
 104     /**
 105      * The label widget for the session path.
 106      */
 107     private Label fSessionPathLabel = null;
 108     /**
 109      * The text widget for the session path.
 110      */
 111     private Text fSessionPathText = null;
 112     /**
 113      * The button widget to select a snapshot session
 114      */
 115     private Button fSnapshotButton = null;
 116     /**
 117      * The Group for stream configuration.
 118      */
 119     private Group fMainStreamingGroup = null;
 120     /**
 121      * The button to show streaming options.
 122      */
 123     private Button fConfigureStreamingButton = null;
 124     /**
 125      * The composite with streaming configuration parameter.
 126      */
 127     private Composite fStreamingComposite = null;
 128     /**
 129      * The text widget for the trace path.
 130      */
 131     private Text fTracePathText = null;
 132     /**
 133      * The button to link data protocol/Address with control protocol.
 134      */
 135     private Button fLinkDataWithControlButton = null;
 136     /**
 137      * The Combo box for channel protocol selection.
 138      */
 139      private CCombo fControlProtocolCombo = null;
 140     /**
 141      * A selection listener that copies the protocol from control to data when being linked.
 142      */
 143     private ControlProtocolSelectionListener fCopyProtocolSelectionListener;
 144     /**
 145      * A selection listener updates the control port text depending on the control protocol selected.
 146      */
 147     private ProtocolComboSelectionListener fControlProtocolSelectionListener;
 148     /**
 149      * A selection listener updates the data port text depending on the data protocol selected.
 150      */
 151     private ProtocolComboSelectionListener fDataProtocolSelectionListener;
 152     /**
 153      * The text box for the host/IP address of the control channel.
 154      */
 155     private Text fControlHostAddressText = null;
 156     /**
 157      * A key listener that copies the host address from control to data when being linked.
 158      */
 159     private CopyModifyListener fControlUrlKeyListener;
 160     /**
 161      * A modify listener that updates the enablement of the dialog.
 162      */
 163     private UpdateEnablementModifyListener fUpdateEnablementModifyListener;
 164     /**
 165      * The text box for the control port.
 166      */
 167     private Text fControlPortText = null;
 168     /**
 169      * The Combo box for data protocol selection.
 170      */
 171      private CCombo fDataProtocolCombo = null;
 172     /**
 173      * The text box for the host/IP address of the data channel.
 174      */
 175     private Text fDataHostAddressText = null;
 176     /**
 177      * The text box for the data port.
 178      */
 179     private Text fDataPortText = null;
 180     /**
 181      * The parent where the new node should be added.
 182      */
 183     private TraceSessionGroup fParent = null;
 184     /**
 185      * The session name string.
 186      */
 187     private String fSessionName = null;
 188     /**
 189      * The  session path string.
 190      */
 191     private String fSessionPath = null;
 192     /**
 193      * Flag whether the session is snapshot or not
 194      */
 195     private boolean fIsSnapshot = false;
 196     /**
 197      * Flag whether default location (path) shall be used or not
 198      */
 199     private boolean fIsDefaultPath = true;
 200     /**
 201      * Flag whether the trace is streamed or not
 202      */
 203     private boolean fIsStreamedTrace = false;
 204     /**
 205      * The network URL in case control and data is configured together.
 206      * If set, fControlUrl and fDataUrl will be null.
 207      */
 208     private String fNetworkUrl = null;
 209     /**
 210      * The control URL in case control and data is configured separately.
 211      * If set, fDataUrl will be set too and fNetworkUrl will be null.
 212      */
 213     private String fControlUrl = null;
 214     /**
 215      * The data URL in case control and data is configured separately.
 216      * If set, fControlUrl will be set too and fNetworkUrl will be null.
 217      */
 218     private String fDataUrl = null;
 219     /**
 220      * The trace path string.
 221      */
 222     private String fTracePath = null;
 223
 224     // ------------------------------------------------------------------------
 225     // Constructors
 226     // ------------------------------------------------------------------------
 227     /**
 228      * Constructor
 229      * @param shell - a shell for the display of the dialog
 230      */
 231     public CreateSessionDialog(Shell shell) {
 232         super(shell);
 233         setShellStyle(SWT.RESIZE | getShellStyle());
 234     }
 235
 236     // ------------------------------------------------------------------------
 237     // Accessors
 238     // ------------------------------------------------------------------------
 239
 240     @Override
 241     public void initialize(TraceSessionGroup group) {
 242        fParent = group;
 243        fStreamingComposite = null;
 244        fSessionName = null;
 245        fSessionPath = null;
 246        fIsSnapshot = false;
 247        fIsDefaultPath = true;
 248        fIsStreamedTrace = false;
 249        fNetworkUrl = null;
 250        fControlUrl = null;
 251        fDataUrl = null;
 252     }
 253     // ------------------------------------------------------------------------
 254     // Operations
 255     // ------------------------------------------------------------------------
 256
 257     @Override
 258     protected void configureShell(Shell newShell) {
 259         super.configureShell(newShell);
 260         newShell.setText(Messages.TraceControl_CreateSessionDialogTitle);
 261         newShell.setImage(Activator.getDefault().loadIcon(CREATE_SESSION_ICON_FILE));
 262     }
 263
 264     @Override
 265     protected Control createDialogArea(Composite parent) {
 266         Composite dialogAreaa = (Composite) super.createDialogArea(parent);
 267         setTitle(Messages.TraceControl_CreateSessionDialogTitle);
 268         setMessage(Messages.TraceControl_CreateSessionDialogMessage);
 269
 270         // Main dialog panel
 271         fDialogComposite = new Composite(dialogAreaa, SWT.NONE);
 272         GridLayout layout = new GridLayout(1, true);
 273         fDialogComposite.setLayout(layout);
 274         fDialogComposite.setLayoutData(new GridData(GridData.FILL_BOTH));
 275
 276         Group sessionGroup = new Group(fDialogComposite, SWT.SHADOW_NONE);
 277         sessionGroup.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
 278         sessionGroup.setLayout(new GridLayout(4, true));
 279
 280         fUpdateEnablementModifyListener = new UpdateEnablementModifyListener();
 281
 282         Label sessionNameLabel = new Label(sessionGroup, SWT.RIGHT);
 283         sessionNameLabel.setText(Messages.TraceControl_CreateSessionNameLabel);
 284         fSessionNameText = new Text(sessionGroup, SWT.NONE);
 285         fSessionNameText.setToolTipText(Messages.TraceControl_CreateSessionNameTooltip);
 286         fSessionNameText.addModifyListener(fUpdateEnablementModifyListener);
 287
 288         fSessionPathLabel = new Label(sessionGroup, SWT.RIGHT);
 289         fSessionPathLabel.setText(Messages.TraceControl_CreateSessionPathLabel);
 290         fSessionPathText = new Text(sessionGroup, SWT.NONE);
 291         fSessionPathText.setToolTipText(Messages.TraceControl_CreateSessionPathTooltip);
 292         fSessionPathText.addModifyListener(fUpdateEnablementModifyListener);
 293
 294         if (fParent.isSnapshotSupported()) {
 295             fSnapshotButton = new Button(sessionGroup, SWT.CHECK);
 296             fSnapshotButton.setText(Messages.TraceControl_CreateSessionSnapshotLabel);
 297             fSnapshotButton.setToolTipText(Messages.TraceControl_CreateSessionSnapshotTooltip);
 298             GridData data = new GridData(GridData.FILL_HORIZONTAL);
 299             data.horizontalSpan = 4;
 300             fSnapshotButton.setLayoutData(data);
 301             fSnapshotButton.addSelectionListener(new SelectionAdapter() {
 302                 @Override
 303                 public void widgetSelected(SelectionEvent e) {
 304                     updateEnablement();
 305                 }
 306             });
 307         }
 308
 309         // layout widgets
 310         GridData data = new GridData(GridData.FILL_HORIZONTAL);
 311         data.horizontalSpan = 3;
 312
 313         fSessionNameText.setLayoutData(data);
 314
 315         data = new GridData(GridData.FILL_HORIZONTAL);
 316         data.horizontalSpan = 3;
 317         fSessionPathText.setLayoutData(data);
 318
 319         if (fParent.isNetworkStreamingSupported()) {
 320             createAdvancedOptionsComposite();
 321         }
 322
 323         return fDialogComposite;
 324     }
 325
 326     private void createAdvancedOptionsComposite() {
 327
 328         fMainStreamingGroup = new Group(fDialogComposite, SWT.SHADOW_NONE);
 329         fMainStreamingGroup.setLayoutData(new GridData(GridData.FILL_BOTH));
 330         fMainStreamingGroup.setLayout(new GridLayout(1, true));
 331
 332         fConfigureStreamingButton = new Button(fMainStreamingGroup, SWT.PUSH);
 333         fConfigureStreamingButton.setText(Messages.TraceControl_CreateSessionConfigureStreamingButtonText + " >>>"); //$NON-NLS-1$
 334         fConfigureStreamingButton.setToolTipText(Messages.TraceControl_CreateSessionConfigureStreamingButtonTooltip);
 335         fConfigureStreamingButton.addSelectionListener(new SelectionAdapter() {
 336             @Override
 337             public void widgetSelected(SelectionEvent e) {
 338                 if (fIsStreamedTrace) {
 339                     fIsStreamedTrace = false;
 340                     fConfigureStreamingButton.setText(">>> " + Messages.TraceControl_CreateSessionConfigureStreamingButtonText); //$NON-NLS-1$
 341                     fConfigureStreamingButton.setToolTipText(Messages.TraceControl_CreateSessionConfigureStreamingButtonTooltip);
 342                     fSessionPathText.setEnabled(true);
 343                     fSessionPathLabel.setText(Messages.TraceControl_CreateSessionPathLabel);
 344                     disposeConfigureStreamingComposite();
 345                 } else {
 346                     fIsStreamedTrace = true;
 347                     fConfigureStreamingButton.setText("<<< " + Messages.TraceControl_CreateSessionNoStreamingButtonText); //$NON-NLS-1$
 348                     fConfigureStreamingButton.setToolTipText(Messages.TraceControl_CreateSessionNoStreamingButtonTooltip);
 349                     fSessionPathText.setEnabled(false);
 350                     fSessionPathText.setText(""); //$NON-NLS-1$
 351                     fSessionPathLabel.setText(""); //$NON-NLS-1$
 352                     createConfigureStreamingComposite();
 353                 }
 354
 355                 updateEnablement();
 356                 getShell().pack();
 357             }
 358         });
 359     }
 360
 361     private void createConfigureStreamingComposite() {
 362         if (fStreamingComposite == null) {
 363             fStreamingComposite = new Composite(fMainStreamingGroup, SWT.NONE);
 364             GridLayout layout = new GridLayout(1, true);
 365             fStreamingComposite.setLayout(layout);
 366             fStreamingComposite.setLayoutData(new GridData(GridData.FILL_BOTH));
 367
 368             Group urlGroup = new Group(fStreamingComposite, SWT.SHADOW_NONE);
 369             layout = new GridLayout(7, true);
 370             urlGroup.setLayout(layout);
 371             urlGroup.setLayoutData(new GridData(GridData.FILL_BOTH));
 372
 373             Label tracePathLabel = new Label(urlGroup, SWT.RIGHT);
 374             tracePathLabel.setText(Messages.TraceControl_CreateSessionTracePathText);
 375             fTracePathText = new Text(urlGroup, SWT.NONE);
 376             fTracePathText.setToolTipText(Messages.TraceControl_CreateSessionTracePathTooltip);
 377
 378             // layout widgets
 379             GridData data = new GridData(GridData.FILL_HORIZONTAL);
 380             data.horizontalSpan = 6;
 381             fTracePathText.setLayoutData(data);
 382             fTracePathText.addModifyListener(fUpdateEnablementModifyListener);
 383
 384             fLinkDataWithControlButton = new Button(urlGroup, SWT.CHECK);
 385             fLinkDataWithControlButton.setText(Messages.TraceControl_CreateSessionLinkButtonText);
 386             fLinkDataWithControlButton.setToolTipText(Messages.TraceControl_CreateSessionLinkButtonTooltip);
 387             data = new GridData(GridData.FILL_HORIZONTAL);
 388             data.horizontalSpan = 7;
 389             fLinkDataWithControlButton.setLayoutData(data);
 390             fLinkDataWithControlButton.setSelection(true);
 391
 392             Label label = new Label(urlGroup, SWT.NONE);
 393             data = new GridData(GridData.FILL_HORIZONTAL);
 394             data.horizontalSpan = 1;
 395             label.setLayoutData(data);
 396
 397             label = new Label(urlGroup, SWT.NONE);
 398             label.setText(Messages.TraceControl_CreateSessionProtocolLabelText);
 399             data = new GridData(GridData.FILL_HORIZONTAL);
 400             data.horizontalSpan = 1;
 401             label.setLayoutData(data);
 402
 403             label = new Label(urlGroup, SWT.NONE);
 404             label.setText(Messages.TraceControl_CreateSessionAddressLabelText);
 405             data = new GridData(GridData.FILL_HORIZONTAL);
 406             data.horizontalSpan = 4;
 407             label.setLayoutData(data);
 408
 409             label = new Label(urlGroup, SWT.NONE);
 410             label.setText(Messages.TraceControl_CreateSessionPortLabelText);
 411             data = new GridData(GridData.FILL_HORIZONTAL);
 412             data.horizontalSpan = 1;
 413             label.setLayoutData(data);
 414
 415             label = new Label(urlGroup, SWT.RIGHT);
 416             label.setText(Messages.TraceControl_CreateSessionControlUrlLabel);
 417             data = new GridData(GridData.FILL_HORIZONTAL);
 418             data.horizontalSpan = 1;
 419             label.setLayoutData(data);
 420
 421             fControlProtocolCombo = new CCombo(urlGroup, SWT.READ_ONLY);
 422             fControlProtocolCombo.setToolTipText(Messages.TraceControl_CreateSessionCommonProtocolTooltip);
 423             data = new GridData(GridData.FILL_HORIZONTAL);
 424             data.horizontalSpan = 1;
 425             fControlProtocolCombo.setLayoutData(data);
 426             fControlProtocolCombo.addModifyListener(fUpdateEnablementModifyListener);
 427
 428             fControlHostAddressText = new Text(urlGroup, SWT.NONE);
 429             fControlHostAddressText.setToolTipText(Messages.TraceControl_CreateSessionControlAddressTooltip);
 430             data = new GridData(GridData.FILL_HORIZONTAL);
 431             data.horizontalSpan = 4;
 432             fControlHostAddressText.setLayoutData(data);
 433             fControlHostAddressText.addModifyListener(fUpdateEnablementModifyListener);
 434
 435             fControlPortText = new Text(urlGroup, SWT.NONE);
 436             fControlPortText.setToolTipText(Messages.TraceControl_CreateSessionControlPortTooltip);
 437             data = new GridData(GridData.FILL_HORIZONTAL);
 438             data.horizontalSpan = 1;
 439             fControlPortText.setLayoutData(data);
 440             fControlPortText.addModifyListener(fUpdateEnablementModifyListener);
 441
 442             label = new Label(urlGroup, SWT.RIGHT);
 443             label.setText(Messages.TraceControl_CreateSessionDataUrlLabel);
 444             data = new GridData(GridData.FILL_HORIZONTAL);
 445             data.horizontalSpan = 1;
 446             label.setLayoutData(data);
 447
 448             fDataProtocolCombo = new CCombo(urlGroup, SWT.READ_ONLY);
 449             fDataProtocolCombo.setEnabled(false);
 450             fDataProtocolCombo.setToolTipText(Messages.TraceControl_CreateSessionProtocolTooltip);
 451             data = new GridData(GridData.FILL_HORIZONTAL);
 452             data.horizontalSpan = 1;
 453             fDataProtocolCombo.setLayoutData(data);
 454             fDataProtocolCombo.addModifyListener(fUpdateEnablementModifyListener);
 455
 456             String items[] = new String[StreamingProtocol.values().length];
 457             for (int i = 0; i < items.length; i++) {
 458                 items[i] = StreamingProtocol.values()[i].name();
 459             }
 460             fControlProtocolCombo.setItems(items);
 461             fDataProtocolCombo.setItems(items);
 462
 463             fDataHostAddressText = new Text(urlGroup, SWT.NONE);
 464             fDataHostAddressText.setEnabled(false);
 465             fDataHostAddressText.setToolTipText(Messages.TraceControl_CreateSessionDataAddressTooltip);
 466             data = new GridData(GridData.FILL_HORIZONTAL);
 467             data.horizontalSpan = 4;
 468             fDataHostAddressText.setLayoutData(data);
 469             fDataHostAddressText.addModifyListener(fUpdateEnablementModifyListener);
 470
 471             fDataPortText = new Text(urlGroup, SWT.NONE);
 472             fDataPortText.setEnabled(true);
 473             fDataPortText.setToolTipText(Messages.TraceControl_CreateSessionDataPortTooltip);
 474             data = new GridData(GridData.FILL_HORIZONTAL);
 475             data.horizontalSpan = 1;
 476             fDataPortText.setLayoutData(data);
 477             fDataPortText.addModifyListener(fUpdateEnablementModifyListener);
 478
 479             fCopyProtocolSelectionListener = new ControlProtocolSelectionListener();
 480             fControlProtocolSelectionListener = new ProtocolComboSelectionListener(fControlProtocolCombo, fControlPortText);
 481             fDataProtocolSelectionListener = new ProtocolComboSelectionListener(fDataProtocolCombo, fDataPortText);
 482
 483             fControlProtocolCombo.addSelectionListener(fCopyProtocolSelectionListener);
 484
 485             fControlUrlKeyListener = new CopyModifyListener(fControlHostAddressText, fDataHostAddressText);
 486             fControlHostAddressText.addModifyListener(fControlUrlKeyListener);
 487
 488             fControlProtocolCombo.select(DEFAULT_URL_INDEX);
 489             fDataProtocolCombo.select(DEFAULT_URL_INDEX);
 490
 491             fLinkDataWithControlButton.addSelectionListener(new SelectionAdapter() {
 492                 @Override
 493                 public void widgetSelected(SelectionEvent e) {
 494                     if (fLinkDataWithControlButton.getSelection()) {
 495                         // Set enablement control data channel inputs
 496                         fDataProtocolCombo.setEnabled(false);
 497                         fDataHostAddressText.setEnabled(false);
 498                         fControlPortText.setEnabled(true);
 499                         fDataPortText.setEnabled(true);
 500
 501                         // Update listeners
 502                         fControlProtocolCombo.removeSelectionListener(fControlProtocolSelectionListener);
 503                         fDataProtocolCombo.removeSelectionListener(fDataProtocolSelectionListener);
 504                         fControlProtocolCombo.addSelectionListener(fCopyProtocolSelectionListener);
 505                         fControlHostAddressText.addModifyListener(fControlUrlKeyListener);
 506
 507                         // Get previous selection and validate
 508                         int currentSelection = fControlProtocolCombo.getSelectionIndex() <= COMMON_URL_LAST_INDEX ?
 509                                 fControlProtocolCombo.getSelectionIndex() : DEFAULT_URL_INDEX;
 510
 511                         // Update combo box items
 512                         fControlProtocolCombo.removeAll();
 513                         String[] controlItems = new String[StreamingProtocol.values().length];
 514                         for (int i = 0; i < controlItems.length; i++) {
 515                             controlItems[i] = StreamingProtocol.values()[i].name();
 516                         }
 517                         fControlProtocolCombo.setItems(controlItems);
 518                         fDataProtocolCombo.setItems(controlItems);
 519
 520                         // Set selection
 521                         fControlProtocolCombo.select(currentSelection);
 522                         fDataProtocolCombo.select(currentSelection);
 523                         fDataHostAddressText.setText(fControlHostAddressText.getText());
 524
 525                         // Update tool tips
 526                         fControlProtocolCombo.setToolTipText(Messages.TraceControl_CreateSessionCommonProtocolTooltip);
 527                     } else {
 528                         // Enable data channel inputs
 529                         fDataProtocolCombo.setEnabled(true);
 530                         fDataHostAddressText.setEnabled(true);
 531
 532                         // Update listeners
 533                         fControlProtocolCombo.removeSelectionListener(fCopyProtocolSelectionListener);
 534                         fControlProtocolCombo.addSelectionListener(fControlProtocolSelectionListener);
 535                         fDataProtocolCombo.addSelectionListener(fDataProtocolSelectionListener);
 536                         fControlHostAddressText.removeModifyListener(fControlUrlKeyListener);
 537
 538                         // Update combo box items
 539                         int currentSelection = fControlProtocolCombo.getSelectionIndex();
 540                         fControlProtocolCombo.removeAll();
 541                         String[] controlItems = new String[StreamingProtocol2.values().length];
 542                         for (int i = 0; i < controlItems.length; i++) {
 543                             controlItems[i] = StreamingProtocol2.values()[i].name();
 544                         }
 545                         fControlProtocolCombo.setItems(controlItems);
 546                         fDataProtocolCombo.setItems(controlItems);
 547
 548                         // Set selection
 549                         fControlProtocolCombo.select(currentSelection);
 550                         fDataProtocolCombo.select(currentSelection);
 551
 552                         // Update tool tips
 553                         fDataProtocolCombo.setToolTipText(Messages.TraceControl_CreateSessionProtocolTooltip);
 554                         fControlProtocolCombo.setToolTipText(Messages.TraceControl_CreateSessionProtocolTooltip);
 555
 556                         // Update control/data port enablement and input
 557                         if (fControlProtocolCombo.getItem(fControlProtocolCombo.getSelectionIndex()).equals(StreamingProtocol.net.name()) ||
 558                                 fControlProtocolCombo.getItem(fControlProtocolCombo.getSelectionIndex()).equals(StreamingProtocol.net6.name())) {
 559                             fControlPortText.setText(""); //$NON-NLS-1$
 560                             fControlPortText.setEnabled(false);
 561                         } else {
 562                             fControlPortText.setEnabled(true);
 563                         }
 564
 565                         if (fDataProtocolCombo.getItem(fDataProtocolCombo.getSelectionIndex()).equals(StreamingProtocol.net.name()) ||
 566                                 fDataProtocolCombo.getItem(fDataProtocolCombo.getSelectionIndex()).equals(StreamingProtocol.net6.name())) {
 567                             fDataPortText.setText(""); //$NON-NLS-1$
 568                             fDataPortText.setEnabled(false);
 569                         } else {
 570                             fDataPortText.setEnabled(true);
 571                         }
 572                     }
 573                 }
 574             });
 575         }
 576     }
 577
 578     private void disposeConfigureStreamingComposite() {
 579         if (fStreamingComposite != null) {
 580             fStreamingComposite.dispose();
 581             fStreamingComposite = null;
 582         }
 583     }
 584
 585     @Override
 586     protected void createButtonsForButtonBar(Composite parent) {
 587         createButton(parent, IDialogConstants.CANCEL_ID, "&Cancel", true); //$NON-NLS-1$
 588         createButton(parent, IDialogConstants.OK_ID, "&Ok", true); //$NON-NLS-1$
 589     }
 590
 591     private void updateEnablement() {
 592         validate();
 593         getButton(IDialogConstants.OK_ID).setEnabled(getErrorMessage() == null);
 594     }
 595
 596     private void validate() {
 597         // Validate input data
 598         fSessionName = fSessionNameText.getText();
 599         fSessionPath = fSessionPathText.getText();
 600         setErrorMessage(null);
 601
 602         if (!"".equals(fSessionPath)) { //$NON-NLS-1$
 603             // validate sessionPath
 604             if (!fIsStreamedTrace) {
 605                 TargetNodeComponent node = (TargetNodeComponent)fParent.getParent();
 606                 IRemoteSystemProxy proxy = node.getRemoteSystemProxy();
 607                 IFileServiceSubSystem fsss = proxy.getFileServiceSubSystem();
 608                 if (fsss != null) {
 609                     try {
 610                         IRemoteFile remoteFolder = fsss.getRemoteFileObject(fSessionPath, new NullProgressMonitor());
 611
 612                         if (remoteFolder == null) {
 613                             setErrorMessage(Messages.TraceControl_InvalidSessionPathError + " (" + fSessionPath + ") \n"); //$NON-NLS-1$ //$NON-NLS-2$
 614                             return;
 615                         }
 616
 617                         if (remoteFolder.exists()) {
 618                             setErrorMessage(Messages.TraceControl_SessionPathAlreadyExistsError + " (" + fSessionPath + ") \n"); //$NON-NLS-1$ //$NON-NLS-2$
 619                             return;
 620                         }
 621                     } catch (SystemMessageException e) {
 622                         setErrorMessage(Messages.TraceControl_FileSubSystemError + "\n" + e); //$NON-NLS-1$
 623                         return;
 624                     }
 625                 }
 626             }
 627             fIsDefaultPath = false;
 628         }
 629
 630         if (fParent.isSnapshotSupported()) {
 631             fIsSnapshot = fSnapshotButton.getSelection();
 632         }
 633
 634         fNetworkUrl = null;
 635         fControlUrl = null;
 636         fDataUrl = null;
 637
 638         if (fIsStreamedTrace && fStreamingComposite != null) {
 639             // Validate input data
 640             fTracePath = fTracePathText.getText();
 641
 642             if (fControlProtocolCombo.getSelectionIndex() < 0) {
 643                 setErrorMessage("Control Protocol Text is empty\n");  //$NON-NLS-1$
 644                 return;
 645             }
 646
 647             if ("".equals(fControlHostAddressText.getText())) { //$NON-NLS-1$
 648                 setErrorMessage("Control Address Text is empty\n");  //$NON-NLS-1$
 649                 return;
 650             }
 651
 652             if (!fLinkDataWithControlButton.getSelection()) {
 653                 if (fDataProtocolCombo.getSelectionIndex() < 0) {
 654                     setErrorMessage("Data Protocol Text is empty\n");  //$NON-NLS-1$
 655                     return;
 656                 }
 657
 658                 if ("".equals(fDataHostAddressText.getText())) { //$NON-NLS-1$
 659                     setErrorMessage("Data Address Text is empty\n");  //$NON-NLS-1$
 660                     return;
 661                 }
 662
 663                 fControlUrl = getUrlString(fControlProtocolCombo.getItem(fControlProtocolCombo.getSelectionIndex()),
 664                         fControlHostAddressText.getText(),
 665                         fControlPortText.getText(),
 666                         null,
 667                         fTracePath);
 668
 669                 fDataUrl = getUrlString(fDataProtocolCombo.getItem(fDataProtocolCombo.getSelectionIndex()),
 670                         fDataHostAddressText.getText(),
 671                         null,
 672                         fDataPortText.getText(),
 673                         fTracePath);
 674             } else {
 675                 fNetworkUrl = getUrlString(fControlProtocolCombo.getItem(fControlProtocolCombo.getSelectionIndex()),
 676                         fControlHostAddressText.getText(),
 677                         fControlPortText.getText(),
 678                         fDataPortText.getText(),
 679                         fTracePath);
 680             }
 681         }
 682
 683         // Check for invalid names
 684         if (!"".equals(fSessionName) && !fSessionName.matches("^[a-zA-Z0-9\\-\\_]{1,}$")) { //$NON-NLS-1$ //$NON-NLS-2$
 685             setErrorMessage(Messages.TraceControl_InvalidSessionNameError + " (" + fSessionName + ") \n");  //$NON-NLS-1$ //$NON-NLS-2$
 686             return;
 687         }
 688
 689         // Check if node with name already exists in parent
 690         if(fParent.containsChild(fSessionName)) {
 691             setErrorMessage(Messages.TraceControl_SessionAlreadyExistsError + " (" + fSessionName + ")");  //$NON-NLS-1$ //$NON-NLS-2$
 692             return;
 693         }
 694     }
 695
 696     private static String getUrlString(String proto, String host, String ctrlPort, String dataPort, String sessionPath) {
 697         //proto://[HOST|IP][:PORT1[:PORT2]][/TRACE_PATH]
 698         StringBuilder stringBuilder = new StringBuilder();
 699         stringBuilder.append(proto);
 700         stringBuilder.append("://"); //$NON-NLS-1$
 701         stringBuilder.append(host);
 702
 703         if ((ctrlPort != null) && (!"".equals(ctrlPort))) { //$NON-NLS-1$
 704             stringBuilder.append(":"); //$NON-NLS-1$
 705             stringBuilder.append(ctrlPort);
 706         }
 707
 708         if ((dataPort != null) && (!"".equals(dataPort))) { //$NON-NLS-1$
 709             stringBuilder.append(":"); //$NON-NLS-1$
 710             stringBuilder.append(dataPort);
 711         }
 712
 713         if ((sessionPath != null) && (!"".equals(sessionPath))) { //$NON-NLS-1$
 714             stringBuilder.append("/"); //$NON-NLS-1$
 715             stringBuilder.append(sessionPath);
 716         }
 717         return stringBuilder.toString();
 718     }
 719
 720     private static class CopyModifyListener implements ModifyListener {
 721         private Text fSource;
 722         private Text fDestination;
 723
 724         public CopyModifyListener(Text source, Text destination) {
 725             fSource = source;
 726             fDestination = destination;
 727         }
 728
 729         @Override
 730         public void modifyText(ModifyEvent e) {
 731             fDestination.setText(fSource.getText());
 732         }
 733     }
 734
 735     private class ControlProtocolSelectionListener extends SelectionAdapter {
 736
 737         @Override
 738         public void widgetSelected(SelectionEvent e) {
 739             fDataProtocolCombo.select(fControlProtocolCombo.getSelectionIndex());
 740             if (fControlProtocolCombo.getItem(fControlProtocolCombo.getSelectionIndex()).equals(StreamingProtocol.file.name())) {
 741                 fControlPortText.setText(""); //$NON-NLS-1$
 742                 fDataPortText.setText(""); //$NON-NLS-1$
 743                 fControlPortText.setEnabled(false);
 744                 fDataPortText.setEnabled(false);
 745             } else {
 746                 fControlPortText.setEnabled(true);
 747                 fDataPortText.setEnabled(true);
 748             }
 749         }
 750     }
 751
 752     private class ProtocolComboSelectionListener extends SelectionAdapter {
 753
 754         private CCombo fCombo;
 755         private Text fPortText;
 756
 757         public ProtocolComboSelectionListener(CCombo combo, Text portText) {
 758             fCombo = combo;
 759             fPortText = portText;
 760         }
 761
 762         @Override
 763         public void widgetSelected(SelectionEvent e) {
 764             if (fCombo.getItem(fCombo.getSelectionIndex()).equals(StreamingProtocol.net.name()) ||
 765                     fCombo.getItem(fCombo.getSelectionIndex()).equals(StreamingProtocol.net6.name())) {
 766                 fPortText.setText(""); //$NON-NLS-1$
 767                 fPortText.setEnabled(false);
 768             } else {
 769                 fPortText.setEnabled(true);
 770             }
 771         }
 772     }
 773
 774     @Override
 775     public ISessionInfo getParameters() {
 776         ISessionInfo sessionInfo = new SessionInfo(fSessionName);
 777
 778         if (fIsStreamedTrace) {
 779             sessionInfo.setNetworkUrl(fNetworkUrl);
 780             sessionInfo.setControlUrl(fControlUrl);
 781             sessionInfo.setDataUrl(fDataUrl);
 782             sessionInfo.setStreamedTrace(true);
 783         } else if (!fIsDefaultPath) {
 784             sessionInfo.setSessionPath(fSessionPath);
 785         }
 786
 787         sessionInfo.setSnapshot(fIsSnapshot);
 788
 789         return sessionInfo;
 790     }
 791
 792     private final class UpdateEnablementModifyListener implements ModifyListener {
 793         @Override
 794         public void modifyText(ModifyEvent e) {
 795             updateEnablement();
 796         }
 797     }
 798 }