### Eclipse Workspace Patch 1.0
#P org.eclipse.ui.views.log
Index: src/org/eclipse/ui/internal/views/log/messages.properties
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.ui.views.log/src/org/eclipse/ui/internal/views/log/messages.properties,v
retrieving revision 1.7
diff -u -r1.7 messages.properties
--- src/org/eclipse/ui/internal/views/log/messages.properties	4 Dec 2007 13:51:47 -0000	1.7
+++ src/org/eclipse/ui/internal/views/log/messages.properties	7 Jan 2008 16:09:03 -0000
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2007 IBM Corporation and others.
+# Copyright (c) 2007, 2008 IBM Corporation and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v1.0
 # which accompanies this distribution, and is available at
@@ -61,6 +61,7 @@
 LogViewLabelProvider_truncatedMessage=... (Open log entry details for full message)
 LogViewLabelProvider_Session=Session
 
+EventDetailsDialog_ConfigureFiltersLink=<a>Configure filters...</a>
 EventDetailsDialog_title= Event Details
 EventDetailsDialog_date=Date:
 EventDetailsDialog_severity=Severity:
@@ -71,6 +72,14 @@
 EventDetailsDialog_previous=View Details Of Previous Event
 EventDetailsDialog_next=View Details Of Next Event
 EventDetailsDialog_copy=Copy Event Details To Clipboard
+EventDetailsDialog_FilterDialog=Filters
+EventDetailsStackFilterDialog_AddFilter=Add...
+EventDetailsStackFilterDialog_AddFilterTitle=Add filter
+EventDetailsStackFilterDialog_AddFilterLabel=Add filter:
+EventDetailsStackFilterDialog_EnableFilters=Enable filters
+EventDetailsStackFilterDialog_FilterShouldntContainSemicolon=Filter shouldn't contain semicolon
+EventDetailsStackFilterDialog_FiltersLabel=Filters let you hide stack trace entries.
+EventDetailsStackFilterDialog_Remove=Remove...
 
 OpenLogDialog_title=Error Log
 OpenLogDialog_message=Opening log...
Index: src/org/eclipse/ui/internal/views/log/Messages.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.ui.views.log/src/org/eclipse/ui/internal/views/log/Messages.java,v
retrieving revision 1.8
diff -u -r1.8 Messages.java
--- src/org/eclipse/ui/internal/views/log/Messages.java	31 Dec 2007 00:37:51 -0000	1.8
+++ src/org/eclipse/ui/internal/views/log/Messages.java	7 Jan 2008 16:09:03 -0000
@@ -68,6 +68,7 @@
 	public static String LogViewLabelProvider_Session;
 	public static String LogViewLabelProvider_truncatedMessage;
 
+	public static String EventDetailsDialog_ConfigureFiltersLink;
 	public static String EventDetailsDialog_title;
 	public static String EventDetailsDialog_date;
 	public static String EventDetailsDialog_severity;
@@ -78,7 +79,15 @@
 	public static String EventDetailsDialog_previous;
 	public static String EventDetailsDialog_next;
 	public static String EventDetailsDialog_copy;
+	public static String EventDetailsDialog_FilterDialog;
 
+	public static String EventDetailsStackFilterDialog_AddFilter;
+	public static String EventDetailsStackFilterDialog_AddFilterTitle;
+	public static String EventDetailsStackFilterDialog_AddFilterLabel;
+	public static String EventDetailsStackFilterDialog_EnableFilters;
+	public static String EventDetailsStackFilterDialog_FilterShouldntContainSemicolon;
+	public static String EventDetailsStackFilterDialog_FiltersLabel;
+	public static String EventDetailsStackFilterDialog_Remove;
 	public static String OpenLogDialog_title;
 	public static String OpenLogDialog_message;
 	public static String OpenLogDialog_cannotDisplay;
Index: src/org/eclipse/ui/internal/views/log/EventDetailsDialog.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.ui.views.log/src/org/eclipse/ui/internal/views/log/EventDetailsDialog.java,v
retrieving revision 1.8
diff -u -r1.8 EventDetailsDialog.java
--- src/org/eclipse/ui/internal/views/log/EventDetailsDialog.java	31 Dec 2007 00:37:51 -0000	1.8
+++ src/org/eclipse/ui/internal/views/log/EventDetailsDialog.java	7 Jan 2008 16:09:03 -0000
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2007 IBM Corporation and others.
+ * Copyright (c) 2000, 2008 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
@@ -16,12 +16,16 @@
 import java.util.*;
 import java.util.List;
 import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.core.runtime.Preferences;
 import org.eclipse.jface.dialogs.*;
 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.jface.viewers.*;
+import org.eclipse.jface.window.Window;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.custom.SashForm;
 import org.eclipse.swt.dnd.*;
+import org.eclipse.swt.events.SelectionAdapter;
+import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.graphics.Point;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
@@ -60,6 +64,9 @@
 	private Comparator comparator = null;
 	Collator collator;
 
+	// patterns for filtering stack traces
+	private String[] stackFilterPatterns = getFilters();
+
 	// location configuration
 	private Point dialogLocation;
 	private Point dialogSize;
@@ -101,10 +108,6 @@
 	}
 
 	private void resetChildIndex() {
-		if (!(entry instanceof AbstractEntry)) {
-			return;
-		}
-
 		if (entryChildren == null)
 			return;
 
@@ -318,7 +321,9 @@
 			severityLabel.setText(logEntry.getSeverityText());
 			msgText.setText(logEntry.getMessage() != null ? logEntry.getMessage() : ""); //$NON-NLS-1$
 			String stack = logEntry.getStack();
+
 			if (stack != null) {
+				stack = filterStack(stack);
 				stackTraceText.setText(stack);
 			} else {
 				stackTraceText.setText(Messages.EventDetailsDialog_noStack);
@@ -581,7 +586,7 @@
 
 	private void createStackSection(Composite parent) {
 		Composite container = new Composite(parent, SWT.NONE);
-		GridLayout layout = new GridLayout();
+		GridLayout layout = new GridLayout(2, false);
 		layout.marginHeight = 0;
 		layout.marginWidth = 6;
 		container.setLayout(layout);
@@ -589,15 +594,28 @@
 		gd.heightHint = 100;
 		container.setLayoutData(gd);
 
-		Label label = new Label(container, SWT.NULL);
+		Label label = new Label(container, SWT.NONE);
 		label.setText(Messages.EventDetailsDialog_exception);
-		gd = new GridData(GridData.FILL_HORIZONTAL);
-		gd.horizontalSpan = 3;
-		label.setLayoutData(gd);
+
+		Link link = new Link(container, SWT.NONE);
+		link.setText(Messages.EventDetailsDialog_ConfigureFiltersLink);
+		link.addSelectionListener(new SelectionAdapter() {
+			public void widgetSelected(SelectionEvent e) {
+				EventDetailsStackFilterDialog dialog = new EventDetailsStackFilterDialog(getShell());
+				dialog.create();
+				dialog.getShell().setText(Messages.EventDetailsDialog_FilterDialog);
+				if (dialog.open() == Window.OK)
+					// update filters and currently displayed stack trace
+					stackFilterPatterns = getFilters();
+				updateProperties();
+			}
+
+		});
 
 		stackTraceText = new Text(container, SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL | SWT.BORDER);
 		gd = new GridData(GridData.FILL_BOTH | GridData.GRAB_HORIZONTAL);
 		gd.grabExcessHorizontalSpace = true;
+		gd.horizontalSpan = 2;
 		stackTraceText.setLayoutData(gd);
 		stackTraceText.setEditable(false);
 	}
@@ -628,6 +646,63 @@
 		sessionDataText.setEditable(false);
 	}
 
+	/**
+	 * Loads filters from preferences.
+	 * @return filters from preferences or empty array
+	 * 
+	 * @since 3.4
+	 */
+	private String[] getFilters() {
+		Preferences prefs = Activator.getDefault().getPluginPreferences();
+
+		if (!prefs.getBoolean(EventDetailsStackFilterDialog.FILTER_ENABLED)) {
+			return new String[0];
+		}
+
+		String filtersString = prefs.getString(EventDetailsStackFilterDialog.FILTER_LIST);
+		StringTokenizer st = new StringTokenizer(filtersString, ";"); //$NON-NLS-1$
+		List filters = new ArrayList();
+		while (st.hasMoreElements()) {
+			String filter = st.nextToken();
+			filters.add(filter);
+		}
+
+		return (String[]) filters.toArray(new String[filters.size()]);
+	}
+
+	/**
+	 * Filters stack trace.
+	 * Every stack trace line is compared against all patterns.
+	 * If line contains any of pattern strings, it's excluded from output.
+	 * 
+	 * @returns filtered stack trace
+	 * @since 3.4
+	 */
+	private String filterStack(String stack) {
+		if (stackFilterPatterns.length == 0) {
+			return stack;
+		}
+
+		StringTokenizer st = new StringTokenizer(stack, "\n"); //$NON-NLS-1$
+		StringBuffer result = new StringBuffer();
+		while (st.hasMoreTokens()) {
+			String stackElement = st.nextToken();
+
+			boolean filtered = false;
+			int i = 0;
+			while ((!filtered) && (i < stackFilterPatterns.length)) {
+				filtered = stackElement.indexOf(stackFilterPatterns[i]) >= 0;
+				i++;
+			}
+
+			if (!filtered) {
+				result.append(stackElement).append("\n"); //$NON-NLS-1$
+			}
+		}
+
+		return result.toString();
+	}
+
 	//--------------- configuration handling --------------
 
 	/**
Index: src/org/eclipse/ui/internal/views/log/EventDetailsStackFilterDialog.java
===================================================================
RCS file: src/org/eclipse/ui/internal/views/log/EventDetailsStackFilterDialog.java
diff -N src/org/eclipse/ui/internal/views/log/EventDetailsStackFilterDialog.java
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ src/org/eclipse/ui/internal/views/log/EventDetailsStackFilterDialog.java	1 Jan 1970 00:00:00 -0000
@@ -0,0 +1,178 @@
+/*******************************************************************************
+ * Copyright (c) 2008 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *     Jacek Pospychala <jacek.pospychala@pl.ibm.com> - bug 110836
+ *******************************************************************************/
+package org.eclipse.ui.internal.views.log;
+
+import java.util.StringTokenizer;
+import org.eclipse.core.runtime.Preferences;
+import org.eclipse.jface.dialogs.*;
+import org.eclipse.jface.dialogs.Dialog;
+import org.eclipse.jface.window.Window;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.SelectionAdapter;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.layout.GridLayout;
+import org.eclipse.swt.widgets.*;
+
+/**
+ * Event Details Stack Filter dialog.
+ * Allows user to define patterns for filtering stack trace elements in Event Details dialog.
+ *
+ * @since 3.4
+ */
+public class EventDetailsStackFilterDialog extends TrayDialog {
+
+	public static final String FILTER_ENABLED = "detailsStackFilterEnabled"; //$NON-NLS-1$
+	public static final String FILTER_LIST = "detailsStackFilterList"; //$NON-NLS-1$
+
+	Button okButton;
+	private Button filterEnabled;
+	private Button addFilter;
+	private Button removeFilter;
+	private List filterList;
+
+	public EventDetailsStackFilterDialog(Shell parentShell) {
+		super(parentShell);
+	}
+
+	protected Control createDialogArea(Composite parent) {
+		Composite container = (Composite) super.createDialogArea(parent);
+		createFilterSection(container);
+		Dialog.applyDialogFont(container);
+		return container;
+	}
+
+	private void createFilterSection(Composite parent) {
+		Composite comp = new Composite(parent, SWT.NONE);
+		GridLayout layout = new GridLayout(2, false);
+		comp.setLayout(layout);
+		comp.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
+
+		Label label = new Label(comp, SWT.NONE);
+		label.setText(Messages.EventDetailsStackFilterDialog_FiltersLabel);
+		GridData gd = new GridData();
+		gd.horizontalSpan = 2;
+		label.setLayoutData(gd);
+
+		filterEnabled = new Button(comp, SWT.CHECK);
+		filterEnabled.setText(Messages.EventDetailsStackFilterDialog_EnableFilters);
+		gd = new GridData();
+		gd.horizontalSpan = 2;
+		filterEnabled.setLayoutData(gd);
+		filterEnabled.addSelectionListener(new SelectionAdapter() {
+			public void widgetSelected(SelectionEvent e) {
+				setEnabled(filterEnabled.getSelection());
+			}
+
+		});
+
+		filterList = new List(comp, SWT.BORDER);
+		gd = new GridData(GridData.FILL_HORIZONTAL | GridData.FILL_VERTICAL);
+		gd.verticalSpan = 3;
+		gd.widthHint = 300;
+		filterList.setLayoutData(gd);
+		filterList.addSelectionListener(new SelectionAdapter() {
+			public void widgetSelected(SelectionEvent e) {
+				removeFilter.setEnabled(true);
+			}
+		});
+
+		addFilter = new Button(comp, SWT.NONE);
+		gd = new GridData(GridData.FILL_HORIZONTAL);
+		addFilter.setLayoutData(gd);
+		addFilter.setText(Messages.EventDetailsStackFilterDialog_AddFilter);
+		addFilter.addSelectionListener(new SelectionAdapter() {
+			public void widgetSelected(SelectionEvent e) {
+				addFilter();
+			}
+		});
+
+		removeFilter = new Button(comp, SWT.NONE);
+		gd = new GridData(GridData.FILL_HORIZONTAL);
+		removeFilter.setLayoutData(gd);
+		removeFilter.setText(Messages.EventDetailsStackFilterDialog_Remove);
+		removeFilter.setEnabled(false);
+		removeFilter.addSelectionListener(new SelectionAdapter() {
+			public void widgetSelected(SelectionEvent e) {
+				removeFilter();
+			}
+		});
+
+		// load preferences
+		Preferences prefs = Activator.getDefault().getPluginPreferences();
+		filterEnabled.setSelection(prefs.getBoolean(FILTER_ENABLED));
+		setEnabled(prefs.getBoolean(FILTER_ENABLED));
+		String filters = prefs.getString(FILTER_LIST);
+		StringTokenizer st = new StringTokenizer(filters, ";"); //$NON-NLS-1$
+		while (st.hasMoreElements()) {
+			filterList.add(st.nextToken());
+		}
+	}
+
+	private void addFilter() {
+		IInputValidator validator = new IInputValidator() {
+
+			public String isValid(String newText) {
+				return newText.indexOf(';') >= 0 ? Messages.EventDetailsStackFilterDialog_FilterShouldntContainSemicolon : null;
+			}
+
+		};
+		InputDialog dialog = new InputDialog(getShell(), Messages.EventDetailsStackFilterDialog_AddFilterTitle, Messages.EventDetailsStackFilterDialog_AddFilterLabel, null, validator);
+		if (dialog.open() == Window.OK) {
+			String value = dialog.getValue().trim();
+
+			if (value.length() > 0) {
+				filterList.add(value);
+			}
+		}
+	}
+
+	private void removeFilter() {
+		int index = filterList.getSelectionIndex();
+		if (index != -1) {
+			filterList.remove(index);
+		}
+
+		removeFilter.setEnabled(false);
+	}
+
+	private void setEnabled(boolean enabled) {
+		filterList.setEnabled(enabled);
+		addFilter.setEnabled(enabled);
+		removeFilter.setEnabled(enabled && filterList.getSelectionIndex() != -1);
+	}
+
+	protected void createButtonsForButtonBar(Composite parent) {
+		okButton = createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, true);
+		createButton(parent, IDialogConstants.CANCEL_ID, IDialogConstants.CANCEL_LABEL, false);
+	}
+
+	protected void okPressed() {
+		// store preferences
+		Preferences prefs = Activator.getDefault().getPluginPreferences();
+
+		prefs.setValue(FILTER_ENABLED, filterEnabled.getSelection());
+
+		StringBuffer sb = new StringBuffer();
+		String[] items = filterList.getItems();
+		for (int i = 0; i < items.length; i++) {
+			sb.append(items[i]);
+			if (i < items.length - 1) {
+				sb.append(";"); //$NON-NLS-1$
+			}
+		}
+		prefs.setValue(FILTER_LIST, sb.toString());
+
+		super.okPressed();
+	}
+
+}