X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.debug.browser%2Fsrc%2Forg%2Fsimantics%2Fdebug%2Fbrowser%2Fcontent%2FResourceBrowserRewriterRepository.java;fp=bundles%2Forg.simantics.debug.browser%2Fsrc%2Forg%2Fsimantics%2Fdebug%2Fbrowser%2Fcontent%2FResourceBrowserRewriterRepository.java;h=ce5aa937808a91cdd24a903ac259f1357fc6bc53;hp=0000000000000000000000000000000000000000;hb=969bd23cab98a79ca9101af33334000879fb60c5;hpb=866dba5cd5a3929bbeae85991796acb212338a08

diff --git a/bundles/org.simantics.debug.browser/src/org/simantics/debug/browser/content/ResourceBrowserRewriterRepository.java b/bundles/org.simantics.debug.browser/src/org/simantics/debug/browser/content/ResourceBrowserRewriterRepository.java
new file mode 100644
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+++ b/bundles/org.simantics.debug.browser/src/org/simantics/debug/browser/content/ResourceBrowserRewriterRepository.java
@@ -0,0 +1,45 @@
+/*******************************************************************************
+ * Copyright (c) 2016 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * 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:
+ *     THTH ry - initial API and implementation
+ *******************************************************************************/
+package org.simantics.debug.browser.content;
+
+import java.util.Arrays;
+import java.util.Comparator;
+
+import org.osgi.framework.BundleContext;
+import org.osgi.util.tracker.ServiceTracker;
+import org.simantics.debug.browser.internal.Activator;
+
+public class ResourceBrowserRewriterRepository {
+    private static ServiceTracker<ResourceBrowserRewriter, ResourceBrowserRewriter> TRACKER;
+
+    private static final Comparator<ResourceBrowserRewriter> REWRITER_COMPARATOR =
+            new Comparator<ResourceBrowserRewriter>() {
+        @Override
+        public int compare(ResourceBrowserRewriter o1,
+                ResourceBrowserRewriter o2) {
+            return Double.compare(o1.getPriority(), o2.getPriority());
+        }
+    };
+
+    public static ResourceBrowserRewriter[] getRewriters() {
+        if(TRACKER == null) {
+            BundleContext context = Activator.getContext();
+            TRACKER = new ServiceTracker<ResourceBrowserRewriter, ResourceBrowserRewriter>(
+                    context, ResourceBrowserRewriter.class, null);
+            TRACKER.open();
+        }
+        ResourceBrowserRewriter[] rewriters =
+                TRACKER.getServices(new ResourceBrowserRewriter[TRACKER.getTrackingCount()]);
+        Arrays.sort(rewriters, REWRITER_COMPARATOR);
+        return rewriters;
+    }
+}