org.eclipse.linuxtools.lttng2.ui/src/org/eclipse/linuxtools/internal/lttng2/ui/views/control/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 package org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs;
  14
  15 import org.eclipse.core.runtime.NullProgressMonitor;
  16 import org.eclipse.jface.dialogs.Dialog;
  17 import org.eclipse.jface.dialogs.IDialogConstants;
  18 import org.eclipse.jface.dialogs.MessageDialog;
  19 import org.eclipse.linuxtools.internal.lttng2.ui.Activator;
  20 import org.eclipse.linuxtools.internal.lttng2.ui.views.control.messages.Messages;
  21 import org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.impl.TargetNodeComponent;
  22 import org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.impl.TraceSessionGroup;
  23 import org.eclipse.linuxtools.internal.lttng2.ui.views.control.remote.IRemoteSystemProxy;
  24 import org.eclipse.rse.services.clientserver.messages.SystemMessageException;
  25 import org.eclipse.rse.subsystems.files.core.servicesubsystem.IFileServiceSubSystem;
  26 import org.eclipse.rse.subsystems.files.core.subsystems.IRemoteFile;
  27 import org.eclipse.swt.SWT;
  28 import org.eclipse.swt.custom.CCombo;
  29 import org.eclipse.swt.events.ModifyEvent;
  30 import org.eclipse.swt.events.ModifyListener;
  31 import org.eclipse.swt.events.SelectionAdapter;
  32 import org.eclipse.swt.events.SelectionEvent;
  33 import org.eclipse.swt.graphics.Point;
  34 import org.eclipse.swt.graphics.Rectangle;
  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 Dialog 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 final static int COMMON_URL_LAST_INDEX = 1;
  88     /**
  89      *  Index of default streaming protocol.
  90      */
  91     private final static int DEFAULT_URL_INDEX = 0;
  92
  93     // ------------------------------------------------------------------------
  94     // Attributes
  95     // ------------------------------------------------------------------------
  96
  97     private Control fControl = null;
  98     /**
  99      * The dialog composite.
 100      */
 101     private Composite fDialogComposite = null;
 102     /**
 103      * The text widget for the session name
 104      */
 105     private Text fSessionNameText = null;
 106     /**
 107      * The label widget for the session path.
 108      */
 109     private Label fSessionPathLabel = null;
 110     /**
 111      * The text widget for the session path.
 112      */
 113     private Text fSessionPathText = null;
 114     /**
 115      * The Group for stream configuration.
 116      */
 117     private Group fMainStreamingGroup = null;
 118     /**
 119      * The button to show streaming options.
 120      */
 121     private Button fConfigureStreamingButton = null;
 122     /**
 123      * The composite with streaming configuration parameter.
 124      */
 125     private Composite fStreamingComposite = null;
 126     /**
 127      * The text widget for the trace path.
 128      */
 129     private Text fTracePathText = null;
 130     /**
 131      * The button to link data protocol/Address with control protocol.
 132      */
 133     private Button fLinkDataWithControlButton = null;
 134     /**
 135      * The Combo box for channel protocol selection.
 136      */
 137      private CCombo fControlProtocolCombo = null;
 138     /**
 139      * A selection listener that copies the protocol from control to data when being linked.
 140      */
 141     private ControlProtocolSelectionListener fCopyProtocolSelectionListener;
 142     /**
 143      * A selection listener updates the control port text depending on the control protocol selected.
 144      */
 145     private ProtocolComboSelectionListener fControlProtocolSelectionListener;
 146     /**
 147      * A selection listener updates the data port text depending on the data protocol selected.
 148      */
 149     private ProtocolComboSelectionListener fDataProtocolSelectionListener;
 150     /**
 151      * The text box for the host/IP address of the control channel.
 152      */
 153     private Text fControlHostAddressText = null;
 154     /**
 155      * A key listener that copies the host address from control to data when being linked.
 156      */
 157     private CopyModifyListener fControlUrlKeyListener;
 158     /**
 159      * The text box for the control port.
 160      */
 161     private Text fControlPortText = null;
 162     /**
 163      * The Combo box for data protocol selection.
 164      */
 165      private CCombo fDataProtocolCombo = null;
 166     /**
 167      * The text box for the host/IP address of the data channel.
 168      */
 169     private Text fDataHostAddressText = null;
 170     /**
 171      * The text box for the data port.
 172      */
 173     private Text fDataPortText = null;
 174     /**
 175      * The parent where the new node should be added.
 176      */
 177     private TraceSessionGroup fParent = null;
 178     /**
 179      * The session name string.
 180      */
 181     private String fSessionName = null;
 182     /**
 183      * The  session path string.
 184      */
 185     private String fSessionPath = null;
 186     /**
 187      * Flag whether default location (path) shall be used or not
 188      */
 189     private boolean fIsDefaultPath = true;
 190     /**
 191      * Flag whether the trace is streamed or not
 192      */
 193     private boolean fIsStreamedTrace = false;
 194     /**
 195      * The network URL in case control and data is configured together.
 196      * If set, fControlUrl and fDataUrl will be null.
 197      */
 198     private String fNetworkUrl = null;
 199     /**
 200      * The control URL in case control and data is configured separately.
 201      * If set, fDataUrl will be set too and fNetworkUrl will be null.
 202      */
 203     private String fControlUrl = null;
 204     /**
 205      * The data URL in case control and data is configured separately.
 206      * If set, fControlUrl will be set too and fNetworkUrl will be null.
 207      */
 208     private String fDataUrl = null;
 209     /**
 210      * The trace path string.
 211      */
 212     private String fTracePath = null;
 213
 214     // ------------------------------------------------------------------------
 215     // Constructors
 216     // ------------------------------------------------------------------------
 217     /**
 218      * Constructor
 219      * @param shell - a shell for the display of the dialog
 220      */
 221     public CreateSessionDialog(Shell shell) {
 222         super(shell);
 223         setShellStyle(SWT.RESIZE);
 224     }
 225
 226     // ------------------------------------------------------------------------
 227     // Accessors
 228     // ------------------------------------------------------------------------
 229     /*
 230      * (non-Javadoc)
 231      * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.ICreateSessionDialog#getSessionName()
 232      */
 233     @Override
 234     public String getSessionName() {
 235         return fSessionName;
 236     }
 237
 238     /*
 239      * (non-Javadoc)
 240      * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.ICreateSessionDialog#getSessionPath()
 241      */
 242     @Override
 243     public String getSessionPath() {
 244         return fSessionPath;
 245     }
 246
 247     /*
 248      * (non-Javadoc)
 249      * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.ICreateSessionDialog#isDefaultSessionPath()
 250      */
 251     @Override
 252     public boolean isDefaultSessionPath() {
 253         return fIsDefaultPath;
 254     }
 255
 256     /*
 257      * (non-Javadoc)
 258      * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.ICreateSessionDialog#initialze(org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.impl.TraceSessionGroup)
 259      */
 260     @Override
 261     public void initialize(TraceSessionGroup group) {
 262        fParent = group;
 263        fStreamingComposite = null;
 264        fSessionName = null;
 265        fSessionPath = null;
 266        fIsDefaultPath = true;
 267        fIsStreamedTrace = false;
 268        fNetworkUrl = null;
 269        fControlUrl = null;
 270        fDataUrl = null;
 271     }
 272
 273     @Override
 274     public boolean isStreamedTrace() {
 275         return fIsStreamedTrace;
 276     }
 277     @Override
 278     public String getNetworkUrl() {
 279         return fNetworkUrl;
 280     }
 281     @Override
 282     public String getControlUrl() {
 283         return fControlUrl;
 284     }
 285     @Override
 286     public String getDataUrl() {
 287         return fDataUrl;
 288     }
 289
 290     // ------------------------------------------------------------------------
 291     // Operations
 292     // ------------------------------------------------------------------------
 293
 294
 295     /* (non-Javadoc)
 296      * @see org.eclipse.jface.dialogs.Dialog#createContents(org.eclipse.swt.widgets.Composite)
 297      */
 298     @Override
 299     protected Control createContents(Composite parent) {
 300         fControl = super.createContents(parent);
 301
 302         /* set the shell minimum size */
 303         Point clientArea = fControl.computeSize(SWT.DEFAULT, SWT.DEFAULT);
 304         Rectangle trim = getShell().computeTrim(0, 0, clientArea.x, clientArea.y);
 305         getShell().setMinimumSize(trim.width, trim.height);
 306
 307         return fControl;
 308     }
 309     /*
 310      * (non-Javadoc)
 311      * @see org.eclipse.jface.window.Window#configureShell(org.eclipse.swt.widgets.Shell)
 312      */
 313     @Override
 314     protected void configureShell(Shell newShell) {
 315         super.configureShell(newShell);
 316         newShell.setText(Messages.TraceControl_CreateSessionDialogTitle);
 317         newShell.setImage(Activator.getDefault().loadIcon(CREATE_SESSION_ICON_FILE));
 318     }
 319
 320     /*
 321      * (non-Javadoc)
 322      * @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite)
 323      */
 324     @Override
 325     protected Control createDialogArea(Composite parent) {
 326
 327         // Main dialog panel
 328         fDialogComposite = new Composite(parent, SWT.NONE);
 329         GridLayout layout = new GridLayout(1, true);
 330         fDialogComposite.setLayout(layout);
 331         fDialogComposite.setLayoutData(new GridData(GridData.FILL_BOTH));
 332
 333         Group sessionGroup = new Group(fDialogComposite, SWT.SHADOW_NONE);
 334         sessionGroup.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
 335         sessionGroup.setLayout(new GridLayout(4, true));
 336
 337         Label sessionNameLabel = new Label(sessionGroup, SWT.RIGHT);
 338         sessionNameLabel.setText(Messages.TraceControl_CreateSessionNameLabel);
 339         fSessionNameText = new Text(sessionGroup, SWT.NONE);
 340         fSessionNameText.setToolTipText(Messages.TraceControl_CreateSessionNameTooltip);
 341
 342         fSessionPathLabel = new Label(sessionGroup, SWT.RIGHT);
 343         fSessionPathLabel.setText(Messages.TraceControl_CreateSessionPathLabel);
 344         fSessionPathText = new Text(sessionGroup, SWT.NONE);
 345         fSessionPathText.setToolTipText(Messages.TraceControl_CreateSessionPathTooltip);
 346
 347         // layout widgets
 348         GridData data = new GridData(GridData.FILL_HORIZONTAL);
 349         data.horizontalSpan = 3;
 350
 351         fSessionNameText.setLayoutData(data);
 352
 353         data = new GridData(GridData.FILL_HORIZONTAL);
 354         data.horizontalSpan = 3;
 355         fSessionPathText.setLayoutData(data);
 356
 357         if (fParent.isNetworkStreamingSupported()) {
 358             createAdvancedOptionsComposite();
 359         }
 360
 361         return fDialogComposite;
 362     }
 363
 364     private void createAdvancedOptionsComposite() {
 365
 366         fMainStreamingGroup = new Group(fDialogComposite, SWT.SHADOW_NONE);
 367         fMainStreamingGroup.setLayoutData(new GridData(GridData.FILL_BOTH));
 368         fMainStreamingGroup.setLayout(new GridLayout(1, true));
 369
 370         fConfigureStreamingButton = new Button(fMainStreamingGroup, SWT.PUSH);
 371         fConfigureStreamingButton.setText(Messages.TraceControl_CreateSessionConfigureStreamingButtonText + " >>>"); //$NON-NLS-1$
 372         fConfigureStreamingButton.setToolTipText(Messages.TraceControl_CreateSessionConfigureStreamingButtonTooltip);
 373         fConfigureStreamingButton.addSelectionListener(new SelectionAdapter() {
 374             @Override
 375             public void widgetSelected(SelectionEvent e) {
 376                 if (fIsStreamedTrace) {
 377                     fIsStreamedTrace = false;
 378                     fConfigureStreamingButton.setText(">>> " + Messages.TraceControl_CreateSessionConfigureStreamingButtonText); //$NON-NLS-1$
 379                     fConfigureStreamingButton.setToolTipText(Messages.TraceControl_CreateSessionConfigureStreamingButtonTooltip);
 380                     fSessionPathText.setEnabled(true);
 381                     fSessionPathLabel.setText(Messages.TraceControl_CreateSessionPathLabel);
 382                     disposeConfigureStreamingComposite();
 383                 } else {
 384                     fIsStreamedTrace = true;
 385                     fConfigureStreamingButton.setText("<<< " + Messages.TraceControl_CreateSessionNoStreamingButtonText); //$NON-NLS-1$
 386                     fConfigureStreamingButton.setToolTipText(Messages.TraceControl_CreateSessionNoStreamingButtonTooltip);
 387                     fSessionPathText.setEnabled(false);
 388                     fSessionPathText.setText(""); //$NON-NLS-1$
 389                     fSessionPathLabel.setText(""); //$NON-NLS-1$
 390                     createConfigureStreamingComposite();
 391                 }
 392
 393                 fDialogComposite.layout();
 394
 395                 Point clientArea = fControl.computeSize(SWT.DEFAULT, SWT.DEFAULT);
 396                 Rectangle trim = getShell().computeTrim(0, 0, clientArea.x, clientArea.y);
 397                 getShell().setSize(trim.width, trim.height);
 398             }
 399         });
 400     }
 401
 402     private void createConfigureStreamingComposite() {
 403         if (fStreamingComposite == null) {
 404             fStreamingComposite = new Composite(fMainStreamingGroup, SWT.NONE);
 405             GridLayout layout = new GridLayout(1, true);
 406             fStreamingComposite.setLayout(layout);
 407             fStreamingComposite.setLayoutData(new GridData(GridData.FILL_BOTH));
 408
 409             Group urlGroup = new Group(fStreamingComposite, SWT.SHADOW_NONE);
 410             layout = new GridLayout(7, true);
 411             urlGroup.setLayout(layout);
 412             urlGroup.setLayoutData(new GridData(GridData.FILL_BOTH));
 413
 414             Label tracePathLabel = new Label(urlGroup, SWT.RIGHT);
 415             tracePathLabel.setText(Messages.TraceControl_CreateSessionTracePathText);
 416             fTracePathText = new Text(urlGroup, SWT.NONE);
 417             fTracePathText.setToolTipText(Messages.TraceControl_CreateSessionTracePathTooltip);
 418
 419             // layout widgets
 420             GridData data = new GridData(GridData.FILL_HORIZONTAL);
 421             data.horizontalSpan = 6;
 422             fTracePathText.setLayoutData(data);
 423
 424             fLinkDataWithControlButton = new Button(urlGroup, SWT.CHECK);
 425             fLinkDataWithControlButton.setText(Messages.TraceControl_CreateSessionLinkButtonText);
 426             fLinkDataWithControlButton.setToolTipText(Messages.TraceControl_CreateSessionLinkButtonTooltip);
 427             data = new GridData(GridData.FILL_HORIZONTAL);
 428             data.horizontalSpan = 7;
 429             fLinkDataWithControlButton.setLayoutData(data);
 430             fLinkDataWithControlButton.setSelection(true);
 431
 432             Label label = new Label(urlGroup, SWT.NONE);
 433             data = new GridData(GridData.FILL_HORIZONTAL);
 434             data.horizontalSpan = 1;
 435             label.setLayoutData(data);
 436
 437             label = new Label(urlGroup, SWT.NONE);
 438             label.setText(Messages.TraceControl_CreateSessionProtocolLabelText);
 439             data = new GridData(GridData.FILL_HORIZONTAL);
 440             data.horizontalSpan = 1;
 441             label.setLayoutData(data);
 442
 443             label = new Label(urlGroup, SWT.NONE);
 444             label.setText(Messages.TraceControl_CreateSessionAddressLabelText);
 445             data = new GridData(GridData.FILL_HORIZONTAL);
 446             data.horizontalSpan = 4;
 447             label.setLayoutData(data);
 448
 449             label = new Label(urlGroup, SWT.NONE);
 450             label.setText(Messages.TraceControl_CreateSessionPortLabelText);
 451             data = new GridData(GridData.FILL_HORIZONTAL);
 452             data.horizontalSpan = 1;
 453             label.setLayoutData(data);
 454
 455             label = new Label(urlGroup, SWT.RIGHT);
 456             label.setText(Messages.TraceControl_CreateSessionControlUrlLabel);
 457             data = new GridData(GridData.FILL_HORIZONTAL);
 458             data.horizontalSpan = 1;
 459             label.setLayoutData(data);
 460
 461             fControlProtocolCombo = new CCombo(urlGroup, SWT.READ_ONLY);
 462             fControlProtocolCombo.setToolTipText(Messages.TraceControl_CreateSessionCommonProtocolTooltip);
 463             data = new GridData(GridData.FILL_HORIZONTAL);
 464             data.horizontalSpan = 1;
 465             fControlProtocolCombo.setLayoutData(data);
 466
 467             fControlHostAddressText = new Text(urlGroup, SWT.NONE);
 468             fControlHostAddressText.setToolTipText(Messages.TraceControl_CreateSessionControlAddressTooltip);
 469             data = new GridData(GridData.FILL_HORIZONTAL);
 470             data.horizontalSpan = 4;
 471             fControlHostAddressText.setLayoutData(data);
 472
 473             fControlPortText = new Text(urlGroup, SWT.NONE);
 474             fControlPortText.setToolTipText(Messages.TraceControl_CreateSessionControlPortTooltip);
 475             data = new GridData(GridData.FILL_HORIZONTAL);
 476             data.horizontalSpan = 1;
 477             fControlPortText.setLayoutData(data);
 478
 479             label = new Label(urlGroup, SWT.RIGHT);
 480             label.setText(Messages.TraceControl_CreateSessionDataUrlLabel);
 481             data = new GridData(GridData.FILL_HORIZONTAL);
 482             data.horizontalSpan = 1;
 483             label.setLayoutData(data);
 484
 485             fDataProtocolCombo = new CCombo(urlGroup, SWT.READ_ONLY);
 486             fDataProtocolCombo.setEnabled(false);
 487             fDataProtocolCombo.setToolTipText(Messages.TraceControl_CreateSessionProtocolTooltip);
 488             data = new GridData(GridData.FILL_HORIZONTAL);
 489             data.horizontalSpan = 1;
 490             fDataProtocolCombo.setLayoutData(data);
 491
 492             String items[] = new String[StreamingProtocol.values().length];
 493             for (int i = 0; i < items.length; i++) {
 494                 items[i] = StreamingProtocol.values()[i].name();
 495             }
 496             fControlProtocolCombo.setItems(items);
 497             fDataProtocolCombo.setItems(items);
 498
 499             fDataHostAddressText = new Text(urlGroup, SWT.NONE);
 500             fDataHostAddressText.setEnabled(false);
 501             fDataHostAddressText.setToolTipText(Messages.TraceControl_CreateSessionDataAddressTooltip);
 502             data = new GridData(GridData.FILL_HORIZONTAL);
 503             data.horizontalSpan = 4;
 504             fDataHostAddressText.setLayoutData(data);
 505
 506             fDataPortText = new Text(urlGroup, SWT.NONE);
 507             fDataPortText.setEnabled(true);
 508             fDataPortText.setToolTipText(Messages.TraceControl_CreateSessionDataPortTooltip);
 509             data = new GridData(GridData.FILL_HORIZONTAL);
 510             data.horizontalSpan = 1;
 511             fDataPortText.setLayoutData(data);
 512
 513             fCopyProtocolSelectionListener = new ControlProtocolSelectionListener();
 514             fControlProtocolSelectionListener = new ProtocolComboSelectionListener(fControlProtocolCombo, fControlPortText);
 515             fDataProtocolSelectionListener = new ProtocolComboSelectionListener(fDataProtocolCombo, fDataPortText);
 516
 517             fControlProtocolCombo.addSelectionListener(fCopyProtocolSelectionListener);
 518
 519             fControlUrlKeyListener = new CopyModifyListener(fControlHostAddressText, fDataHostAddressText);
 520             fControlHostAddressText.addModifyListener(fControlUrlKeyListener);
 521
 522             fControlProtocolCombo.select(DEFAULT_URL_INDEX);
 523             fDataProtocolCombo.select(DEFAULT_URL_INDEX);
 524
 525             fLinkDataWithControlButton.addSelectionListener(new SelectionAdapter() {
 526                 @Override
 527                 public void widgetSelected(SelectionEvent e) {
 528                     if (fLinkDataWithControlButton.getSelection()) {
 529                         // Set enablement control data channel inputs
 530                         fDataProtocolCombo.setEnabled(false);
 531                         fDataHostAddressText.setEnabled(false);
 532                         fControlPortText.setEnabled(true);
 533                         fDataPortText.setEnabled(true);
 534
 535                         // Update listeners
 536                         fControlProtocolCombo.removeSelectionListener(fControlProtocolSelectionListener);
 537                         fDataProtocolCombo.removeSelectionListener(fDataProtocolSelectionListener);
 538                         fControlProtocolCombo.addSelectionListener(fCopyProtocolSelectionListener);
 539                         fControlHostAddressText.addModifyListener(fControlUrlKeyListener);
 540
 541                         // Get previous selection and validate
 542                         int currentSelection = fControlProtocolCombo.getSelectionIndex() <= COMMON_URL_LAST_INDEX ?
 543                                 fControlProtocolCombo.getSelectionIndex() : DEFAULT_URL_INDEX;
 544
 545                         // Update combo box items
 546                         fControlProtocolCombo.removeAll();
 547                         String[] controlItems = new String[StreamingProtocol.values().length];
 548                         for (int i = 0; i < controlItems.length; i++) {
 549                             controlItems[i] = StreamingProtocol.values()[i].name();
 550                         }
 551                         fControlProtocolCombo.setItems(controlItems);
 552                         fDataProtocolCombo.setItems(controlItems);
 553
 554                         // Set selection
 555                         fControlProtocolCombo.select(currentSelection);
 556                         fDataProtocolCombo.select(currentSelection);
 557                         fDataHostAddressText.setText(fControlHostAddressText.getText());
 558
 559                         // Update tool tips
 560                         fControlProtocolCombo.setToolTipText(Messages.TraceControl_CreateSessionCommonProtocolTooltip);
 561                     } else {
 562                         // Enable data channel inputs
 563                         fDataProtocolCombo.setEnabled(true);
 564                         fDataHostAddressText.setEnabled(true);
 565
 566                         // Update listeners
 567                         fControlProtocolCombo.removeSelectionListener(fCopyProtocolSelectionListener);
 568                         fControlProtocolCombo.addSelectionListener(fControlProtocolSelectionListener);
 569                         fDataProtocolCombo.addSelectionListener(fDataProtocolSelectionListener);
 570                         fControlHostAddressText.removeModifyListener(fControlUrlKeyListener);
 571
 572                         // Update combo box items
 573                         int currentSelection = fControlProtocolCombo.getSelectionIndex();
 574                         fControlProtocolCombo.removeAll();
 575                         String[] controlItems = new String[StreamingProtocol2.values().length];
 576                         for (int i = 0; i < controlItems.length; i++) {
 577                             controlItems[i] = StreamingProtocol2.values()[i].name();
 578                         }
 579                         fControlProtocolCombo.setItems(controlItems);
 580                         fDataProtocolCombo.setItems(controlItems);
 581
 582                         // Set selection
 583                         fControlProtocolCombo.select(currentSelection);
 584                         fDataProtocolCombo.select(currentSelection);
 585
 586                         // Update tool tips
 587                         fDataProtocolCombo.setToolTipText(Messages.TraceControl_CreateSessionProtocolTooltip);
 588                         fControlProtocolCombo.setToolTipText(Messages.TraceControl_CreateSessionProtocolTooltip);
 589
 590                         // Update control/data port enablement and input
 591                         if (fControlProtocolCombo.getItem(fControlProtocolCombo.getSelectionIndex()).equals(StreamingProtocol.net.name()) ||
 592                                 fControlProtocolCombo.getItem(fControlProtocolCombo.getSelectionIndex()).equals(StreamingProtocol.net6.name())) {
 593                             fControlPortText.setText(""); //$NON-NLS-1$
 594                             fControlPortText.setEnabled(false);
 595                         } else {
 596                             fControlPortText.setEnabled(true);
 597                         }
 598
 599                         if (fDataProtocolCombo.getItem(fDataProtocolCombo.getSelectionIndex()).equals(StreamingProtocol.net.name()) ||
 600                                 fDataProtocolCombo.getItem(fDataProtocolCombo.getSelectionIndex()).equals(StreamingProtocol.net6.name())) {
 601                             fDataPortText.setText(""); //$NON-NLS-1$
 602                             fDataPortText.setEnabled(false);
 603                         } else {
 604                             fDataPortText.setEnabled(true);
 605                         }
 606                     }
 607                 }
 608             });
 609         }
 610     }
 611
 612     private void disposeConfigureStreamingComposite() {
 613         if (fStreamingComposite != null) {
 614             fStreamingComposite.dispose();
 615             fStreamingComposite = null;
 616         }
 617     }
 618
 619     /*
 620      * (non-Javadoc)
 621      * @see org.eclipse.jface.dialogs.Dialog#createButtonsForButtonBar(org.eclipse.swt.widgets.Composite)
 622      */
 623     @Override
 624     protected void createButtonsForButtonBar(Composite parent) {
 625         createButton(parent, IDialogConstants.CANCEL_ID, "&Cancel", true); //$NON-NLS-1$
 626         createButton(parent, IDialogConstants.OK_ID, "&Ok", true); //$NON-NLS-1$
 627     }
 628
 629     /*
 630      * (non-Javadoc)
 631      * @see org.eclipse.jface.dialogs.Dialog#okPressed()
 632      */
 633     @Override
 634     protected void okPressed() {
 635         // Validate input data
 636         fSessionName = fSessionNameText.getText();
 637         fSessionPath = fSessionPathText.getText();
 638
 639         if (!"".equals(fSessionPath)) { //$NON-NLS-1$
 640             // validate sessionPath
 641             if (!fIsStreamedTrace) {
 642                 TargetNodeComponent node = (TargetNodeComponent)fParent.getParent();
 643                 IRemoteSystemProxy proxy = node.getRemoteSystemProxy();
 644                 IFileServiceSubSystem fsss = proxy.getFileServiceSubSystem();
 645                 if (fsss != null) {
 646                     try {
 647                         IRemoteFile remoteFolder = fsss.getRemoteFileObject(fSessionPath, new NullProgressMonitor());
 648                         if (remoteFolder.exists()) {
 649                             MessageDialog.openError(getShell(),
 650                                     Messages.TraceControl_CreateSessionDialogTitle,
 651                                     Messages.TraceControl_SessionPathAlreadyExistsError + " (" + fSessionPath + ") \n");  //$NON-NLS-1$ //$NON-NLS-2$
 652                             return;
 653                         }
 654                     } catch (SystemMessageException e) {
 655                         MessageDialog.openError(getShell(),
 656                                 Messages.TraceControl_CreateSessionDialogTitle,
 657                                 Messages.TraceControl_FileSubSystemError + "\n" + e);  //$NON-NLS-1$
 658                         return;
 659                     }
 660                 }
 661             }
 662             fIsDefaultPath = false;
 663         }
 664
 665         fNetworkUrl = null;
 666         fControlUrl = null;
 667         fDataUrl = null;
 668
 669         if (fIsStreamedTrace) {
 670             // Validate input data
 671             fTracePath = fTracePathText.getText();
 672
 673             if (fControlProtocolCombo.getSelectionIndex() < 0) {
 674                 MessageDialog.openError(getShell(),
 675                         Messages.TraceControl_CreateSessionDialogTitle,
 676                         "Control Protocol Text is empty\n");  //$NON-NLS-1$
 677                 return;
 678             }
 679
 680             if ("".equals(fControlHostAddressText.getText())) { //$NON-NLS-1$
 681                 MessageDialog.openError(getShell(),
 682                         Messages.TraceControl_CreateSessionDialogTitle,
 683                         "Control Address Text is empty\n");  //$NON-NLS-1$
 684                 return;
 685             }
 686
 687             if(!fLinkDataWithControlButton.getSelection()) {
 688                 if (fDataProtocolCombo.getSelectionIndex() < 0) {
 689                     MessageDialog.openError(getShell(),
 690                             Messages.TraceControl_CreateSessionDialogTitle,
 691                             "Control Protocol Text is empty\n");  //$NON-NLS-1$
 692                     return;
 693                 }
 694
 695                 if ("".equals(fDataHostAddressText.getText())) { //$NON-NLS-1$
 696                     MessageDialog.openError(getShell(),
 697                             Messages.TraceControl_CreateSessionDialogTitle,
 698                             "Control Address Text is empty\n");  //$NON-NLS-1$
 699                     return;
 700                 }
 701
 702                 fControlUrl = getUrlString(fControlProtocolCombo.getItem(fControlProtocolCombo.getSelectionIndex()),
 703                         fControlHostAddressText.getText(),
 704                         fControlPortText.getText(),
 705                         null,
 706                         fTracePath);
 707
 708                 fDataUrl = getUrlString(fControlProtocolCombo.getItem(fDataProtocolCombo.getSelectionIndex()),
 709                         fDataHostAddressText.getText(),
 710                         null,
 711                         fDataPortText.getText(),
 712                         fTracePath);
 713             } else {
 714                 fNetworkUrl = getUrlString(fControlProtocolCombo.getItem(fDataProtocolCombo.getSelectionIndex()),
 715                         fControlHostAddressText.getText(),
 716                         fControlPortText.getText(),
 717                         fDataPortText.getText(),
 718                         fTracePath);
 719             }
 720         }
 721
 722         // Check for invalid names
 723         if (!"".equals(fSessionName) && !fSessionName.matches("^[a-zA-Z0-9\\-\\_]{1,}$")) { //$NON-NLS-1$ //$NON-NLS-2$
 724             MessageDialog.openError(getShell(),
 725                     Messages.TraceControl_CreateSessionDialogTitle,
 726                     Messages.TraceControl_InvalidSessionNameError + " (" + fSessionName + ") \n");  //$NON-NLS-1$ //$NON-NLS-2$
 727             return;
 728         }
 729
 730         // Check if node with name already exists in parent
 731         if(fParent.containsChild(fSessionName)) {
 732             MessageDialog.openError(getShell(),
 733                     Messages.TraceControl_CreateSessionDialogTitle,
 734                     Messages.TraceControl_SessionAlreadyExistsError + " (" + fSessionName + ")");  //$NON-NLS-1$ //$NON-NLS-2$
 735             return;
 736         }
 737
 738         // validation successful -> call super.okPressed()
 739         super.okPressed();
 740     }
 741
 742     private static String getUrlString(String proto, String host, String ctrlPort, String dataPort, String sessionPath) {
 743         //proto://[HOST|IP][:PORT1[:PORT2]][/TRACE_PATH]
 744         StringBuilder stringBuilder = new StringBuilder();
 745         stringBuilder.append(proto);
 746         stringBuilder.append("://"); //$NON-NLS-1$
 747         stringBuilder.append(host);
 748
 749         if ((ctrlPort != null) && (!"".equals(ctrlPort))) { //$NON-NLS-1$
 750             stringBuilder.append(":"); //$NON-NLS-1$
 751             stringBuilder.append(ctrlPort);
 752         }
 753
 754         if ((dataPort != null) && (!"".equals(dataPort))) { //$NON-NLS-1$
 755             stringBuilder.append(":"); //$NON-NLS-1$
 756             stringBuilder.append(dataPort);
 757         }
 758
 759         if ((sessionPath != null) && (!"".equals(sessionPath))) { //$NON-NLS-1$
 760             stringBuilder.append("/"); //$NON-NLS-1$
 761             stringBuilder.append(sessionPath);
 762         }
 763         return stringBuilder.toString();
 764     }
 765
 766     private static class CopyModifyListener implements ModifyListener {
 767         private Text fSource;
 768         private Text fDestination;
 769
 770         public CopyModifyListener(Text source, Text destination) {
 771             fSource = source;
 772             fDestination = destination;
 773         }
 774
 775         @Override
 776         public void modifyText(ModifyEvent e) {
 777             fDestination.setText(fSource.getText());
 778         }
 779     }
 780
 781     private class ControlProtocolSelectionListener extends SelectionAdapter {
 782
 783         @Override
 784         public void widgetSelected(SelectionEvent e) {
 785             fDataProtocolCombo.select(fControlProtocolCombo.getSelectionIndex());
 786             if (fControlProtocolCombo.getItem(fControlProtocolCombo.getSelectionIndex()).equals(StreamingProtocol.file.name())) {
 787                 fControlPortText.setText(""); //$NON-NLS-1$
 788                 fDataPortText.setText(""); //$NON-NLS-1$
 789                 fControlPortText.setEnabled(false);
 790                 fDataPortText.setEnabled(false);
 791             } else {
 792                 fControlPortText.setEnabled(true);
 793                 fDataPortText.setEnabled(true);
 794             }
 795         }
 796     }
 797
 798     private class ProtocolComboSelectionListener extends SelectionAdapter {
 799
 800         private CCombo fCombo;
 801         private Text fPortText;
 802
 803         public ProtocolComboSelectionListener(CCombo combo, Text portText) {
 804             fCombo = combo;
 805             fPortText = portText;
 806         }
 807
 808         @Override
 809         public void widgetSelected(SelectionEvent e) {
 810             if (fCombo.getItem(fCombo.getSelectionIndex()).equals(StreamingProtocol.net.name()) ||
 811                     fCombo.getItem(fCombo.getSelectionIndex()).equals(StreamingProtocol.net6.name())) {
 812                 fPortText.setText(""); //$NON-NLS-1$
 813                 fPortText.setEnabled(false);
 814             } else {
 815                 fPortText.setEnabled(true);
 816             }
 817         }
 818     }
 819
 820 }