diff org.eclipse.equinox.common/src/org/eclipse/core/runtime/SafeRunner.d @ 12:bc29606a740c

Added dwt-addons in original directory structure of eclipse.org
author Frank Benoit <benoit@tionex.de>
date Sat, 14 Mar 2009 18:23:29 +0100
parents
children bbe49769ec18
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/org.eclipse.equinox.common/src/org/eclipse/core/runtime/SafeRunner.d	Sat Mar 14 18:23:29 2009 +0100
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+/*******************************************************************************
+ * Copyright (c) 2005, 2006 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
+ * Port to the D programming language:
+ *     Frank Benoit <benoit@tionex.de>
+ *******************************************************************************/
+module org.eclipse.core.runtime.SafeRunner;
+
+import org.eclipse.core.runtime.OperationCanceledException;
+import org.eclipse.core.runtime.MultiStatus;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.Status;
+import org.eclipse.core.runtime.CoreException;
+
+import org.eclipse.core.internal.runtime.IRuntimeConstants;
+
+import org.eclipse.core.runtime.ISafeRunnable;
+import org.eclipse.core.runtime.Assert;
+
+import java.lang.all;
+
+/**
+ * Runs the given ISafeRunnable in a protected mode: exceptions
+ * thrown in the runnable are logged and passed to the runnable's
+ * exception handler.  Such exceptions are not rethrown by this method.
+ * <p>
+ * This class can be used without OSGi running.
+ * </p>
+ * @since org.eclipse.equinox.common 3.2
+ */
+public final class SafeRunner {
+
+    /**
+     * Runs the given runnable in a protected mode.   Exceptions
+     * thrown in the runnable are logged and passed to the runnable's
+     * exception handler.  Such exceptions are not rethrown by this method.
+     *
+     * @param code the runnable to run
+     */
+    public static void run(ISafeRunnable code) {
+        Assert.isNotNull(cast(Object)code);
+        try {
+            code.run();
+        } catch (Exception e) {
+            handleException(code, e);
+// SWT not in D
+//         } catch (LinkageError e) {
+//             handleException(code, e);
+        }
+    }
+
+    private static void handleException(ISafeRunnable code, Exception e) {
+        if( null is cast(OperationCanceledException) e ){
+
+            // try to obtain the correct plug-in id for the bundle providing the safe runnable
+//          Activator activator = Activator.getDefault();
+            String pluginId = null;
+//          if (activator !is null)
+//              pluginId = activator.getBundleId(code);
+            if (pluginId is null)
+                pluginId = IRuntimeConstants.PI_COMMON;
+
+            String message = null;
+//          String message = NLS.bind(CommonMessages.meta_pluginProblems, pluginId);
+            IStatus status;
+            if ( auto ce = cast(CoreException) e ) {
+                status = new MultiStatus(pluginId, IRuntimeConstants.PLUGIN_ERROR, message, e);
+                (cast(MultiStatus) status).merge( ce.getStatus());
+            } else {
+                status = new Status(IStatus.ERROR, pluginId, IRuntimeConstants.PLUGIN_ERROR, message, e);
+            }
+            // Make sure user sees the exception: if the log is empty, log the exceptions on stderr
+            //if (!RuntimeLog.isEmpty())
+            //    RuntimeLog.log(status);
+            //else
+            ExceptionPrintStackTrace(e);
+        }
+
+        code.handleException(e);
+    }
+}