X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.team.ui%2Fsrc%2Forg%2Fsimantics%2Fteam%2Fui%2FPreferences.java;fp=bundles%2Forg.simantics.team.ui%2Fsrc%2Forg%2Fsimantics%2Fteam%2Fui%2FPreferences.java;h=d587d1b6074719f514cad73e42d74ab327a59227;hp=0000000000000000000000000000000000000000;hb=969bd23cab98a79ca9101af33334000879fb60c5;hpb=866dba5cd5a3929bbeae85991796acb212338a08

diff --git a/bundles/org.simantics.team.ui/src/org/simantics/team/ui/Preferences.java b/bundles/org.simantics.team.ui/src/org/simantics/team/ui/Preferences.java
new file mode 100644
index 000000000..d587d1b60
--- /dev/null
+++ b/bundles/org.simantics.team.ui/src/org/simantics/team/ui/Preferences.java
@@ -0,0 +1,49 @@
+package org.simantics.team.ui;
+
+import java.util.Deque;
+import java.util.Iterator;
+import java.util.LinkedList;
+import java.util.Set;
+import java.util.TreeSet;
+
+import org.eclipse.ui.IMemento;
+import org.simantics.utils.ui.workbench.StringMemento;
+
+public final class Preferences {
+    public static final String CURRENT_TEAM_FOLDER = "CURRENT_TEAM_FOLDER";
+    public static final String RECENT_TEAM_FOLDERS = "RECENT_TEAM_FOLDERS";
+    private static final String TAG_PATH = "path";
+    private static final String ATTR_NAME = "name";
+    public static Deque<String> decodePaths(String recentPathsPref) {
+        Deque<String> result = new LinkedList<String>();
+        try {
+            StringMemento sm = new StringMemento(recentPathsPref);
+            for (IMemento m : sm.getChildren(TAG_PATH)) {
+                String name = m.getString(ATTR_NAME);
+                if (name != null && !name.isEmpty())
+                    result.add(name);
+            }
+        } catch (IllegalArgumentException e) {
+        }
+        return result;
+    }
+    public static String encodePaths(Deque<String> recentPaths) {
+        StringMemento sm = new StringMemento();
+        for (String path : recentPaths) {
+            IMemento m = sm.createChild(TAG_PATH);
+            m.putString(ATTR_NAME, path);
+        }
+        return sm.toString();
+    }
+    public static <T> void removeDuplicates(Iterable<String> iter) {
+        // Remove duplicates
+        Set<String> dups = new TreeSet<String>(String.CASE_INSENSITIVE_ORDER);
+        for (Iterator<String> it = iter.iterator(); it.hasNext();) {
+            String path = it.next();
+            if (!dups.add(path)) {
+                it.remove();
+            }
+        }
+    }
+
+}