bug 375363: update user guide to include more information about task list filtering

https://bugs.eclipse.org/bugs/show_bug.cgi?id=375363

add tests to confirm expected behaviour

1 files changed, 6 insertions, 2 deletions

diff --git a/org.eclipse.mylyn.tasks.index.core/src/org/eclipse/mylyn/internal/tasks/index/core/TaskListIndex.java b/org.eclipse.mylyn.tasks.index.core/src/org/eclipse/mylyn/internal/tasks/index/core/TaskListIndex.java
index 00ee23ea9..95d4f728f 100644
--- a/org.eclipse.mylyn.tasks.index.core/src/org/eclipse/mylyn/internal/tasks/index/core/TaskListIndex.java
+++ b/org.eclipse.mylyn.tasks.index.core/src/org/eclipse/mylyn/internal/tasks/index/core/TaskListIndex.java
@@ -679,8 +679,7 @@ public class TaskListIndex implements ITaskDataManagerListener, ITaskListChangeL
 		boolean hasBooleanSpecifiers = upperPatternString.contains(" OR ") || upperPatternString.contains(" AND ") //$NON-NLS-1$ //$NON-NLS-2$
 				|| upperPatternString.contains(" NOT "); //$NON-NLS-1$
 
-		if (patternString.indexOf(':') == -1 && !hasBooleanSpecifiers && defaultField.equals(FIELD_SUMMARY)
-				&& patternString.indexOf('"') == -1) {
+		if (!hasBooleanSpecifiers && defaultField.equals(FIELD_SUMMARY) && !containsSpecialCharacters(patternString)) {
 			return new PrefixQuery(new Term(defaultField.getIndexKey(), patternString));
 		}
 		QueryParser qp = new QueryParser(Version.LUCENE_CURRENT, defaultField.getIndexKey(), new TaskAnalyzer());
@@ -711,6 +710,11 @@ public class TaskListIndex implements ITaskDataManagerListener, ITaskListChangeL
 		return q;
 	}
 
+	private boolean containsSpecialCharacters(String patternString) {
+		return patternString.indexOf(':') >= 0 || patternString.indexOf('"') >= 0 || patternString.indexOf('*') >= 0
+				|| patternString.indexOf('?') >= 0;
+	}
+
 	public void close() {
 		dataManager.removeListener(this);
 		taskList.removeChangeListener(this);