1 files changed, 127 insertions, 0 deletions
diff --git a/plugins/org.eclipse.tcf.debug.ui/src/org/eclipse/tcf/internal/debug/ui/Activator.java b/plugins/org.eclipse.tcf.debug.ui/src/org/eclipse/tcf/internal/debug/ui/Activator.java
new file mode 100644
index 000000000..ae58135e7
--- /dev/null
+++ b/plugins/org.eclipse.tcf.debug.ui/src/org/eclipse/tcf/internal/debug/ui/Activator.java
@@ -0,0 +1,127 @@
+/*******************************************************************************
+ * Copyright (c) 2007, 2011 Wind River Systems, Inc. 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:
+ *     Wind River Systems - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.tm.internal.tcf.debug.ui;
+
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.Status;
+import org.eclipse.tm.internal.tcf.debug.ui.model.TCFAnnotationManager;
+import org.eclipse.tm.internal.tcf.debug.ui.model.TCFModelManager;
+import org.eclipse.tm.tcf.protocol.Protocol;
+import org.eclipse.ui.plugin.AbstractUIPlugin;
+import org.osgi.framework.BundleContext;
+
+/**
+ * The activator class controls the plug-in life cycle
+ */
+public class Activator extends AbstractUIPlugin {
+
+    public static final String PLUGIN_ID = "org.eclipse.tm.tcf.debug.ui";
+
+    private static final Object lock = new Object();
+
+    private static Activator plugin;
+    private static TCFModelManager model_manager;
+    private static TCFAnnotationManager annotation_manager;
+
+    public void start(BundleContext context) throws Exception {
+        synchronized (lock) {
+            super.start(context);
+            plugin = this;
+            Protocol.invokeLater(new Runnable() {
+                public void run() {
+                    if (model_manager == null) {
+                        model_manager = new TCFModelManager();
+                    }
+                }
+            });
+        }
+    }
+
+    public void stop(BundleContext context) throws Exception {
+        Protocol.invokeAndWait(new Runnable() {
+            public void run() {
+                if (model_manager != null) {
+                    model_manager.dispose();
+                    model_manager = null;
+                }
+                if (annotation_manager != null) {
+                    annotation_manager.dispose();
+                    annotation_manager = null;
+                }
+            }
+        });
+        synchronized (lock) {
+            plugin = null;
+            super.stop(context);
+        }
+    }
+
+    /**
+     * Returns the shared instance
+     * @return the shared instance
+     */
+    public static Activator getDefault() {
+        return plugin;
+    }
+
+    /**
+     * Returns the shared TCFModelManager instance
+     * @return the shared TCFModelManager instance
+     */
+    public static TCFModelManager getModelManager() {
+        assert Protocol.isDispatchThread();
+        if (model_manager == null) model_manager = new TCFModelManager();
+        return model_manager;
+    }
+
+    /**
+     * Returns the shared TCFAnnotationManager instance
+     * @return the shared TCFAnnotationManager instance
+     */
+    public static TCFAnnotationManager getAnnotationManager() {
+        assert Protocol.isDispatchThread();
+        if (annotation_manager == null) annotation_manager = new TCFAnnotationManager();
+        return annotation_manager;
+    }
+
+    /**
+     * Send error message into Eclipse log.
+     * @param msg - error message test
+     * @param err - exception
+     */
+    public static void log(String msg, Throwable err) {
+        synchronized (lock) {
+            if (plugin == null || plugin.getLog() == null) {
+                err.printStackTrace();
+            }
+            else {
+                plugin.getLog().log(new Status(IStatus.ERROR,
+                        plugin.getBundle().getSymbolicName(), IStatus.OK, msg, err));
+            }
+        }
+    }
+
+    /**
+     * Send error message into Eclipse log.
+     * @param err - exception
+     */
+    public static void log(Throwable err) {
+        synchronized (lock) {
+            if (plugin == null || plugin.getLog() == null) {
+                err.printStackTrace();
+            }
+            else {
+                plugin.getLog().log(new Status(IStatus.ERROR,
+                        plugin.getBundle().getSymbolicName(), IStatus.OK, "Unhandled exception in TCF UI", err));
+            }
+        }
+    }
+}