[flexotask-commits] SF.net SVN: flexotask:[139] trunk/flexotask/src/com/ibm/realtime/flexotask/ vm

[<jsa...@us...>]

Revision: 139
          http://flexotask.svn.sourceforge.net/flexotask/?rev=139&view=rev
Author:   jsauerbach
Date:     2009-02-17 12:05:16 +0000 (Tue, 17 Feb 2009)

Log Message:
-----------
Establish versioning for the VM bridge so that the Flexotask system can evolve while still supporting VM-providers who use an older specification.

Modified Paths:
--------------
    trunk/flexotask/src/com/ibm/realtime/flexotask/vm/FlexotaskVMBridge.java

Added Paths:
-----------
    trunk/flexotask/src/com/ibm/realtime/flexotask/vm/FlexotaskVMBridge1.java

Modified: trunk/flexotask/src/com/ibm/realtime/flexotask/vm/FlexotaskVMBridge.java
===================================================================
--- trunk/flexotask/src/com/ibm/realtime/flexotask/vm/FlexotaskVMBridge.java	2009-02-16 21:06:02 UTC (rev 138)
+++ trunk/flexotask/src/com/ibm/realtime/flexotask/vm/FlexotaskVMBridge.java	2009-02-17 12:05:16 UTC (rev 139)
@@ -22,15 +22,15 @@
  * Define the methods that bridge between the Flexotask Java support and the underlying support that must
  *   be present in the VM.  The development-time VM need not contain an implementation, since the functions
  *   will then be simulated.  However, to achieve realtime behavior an implementation must be provided.
+ * This version of the interface is "version 0" which defines the requirements on the VM as of Flexotask 2.0.0.
+ * The expectation is that new functions will be added by defining new interfaces that extend this one.
  */
 public interface FlexotaskVMBridge extends Service.Implementation {
   /** Indicator passed to createMemorySpace to indicate a "normal" flexotask space */
 	public static final int NORMAL_MEMORY = 0;
 	/** Indicator passed to createMemorySpace to indicate the scheduler heap */
 	public static final int SCHEDULER_MEMORY = 1;
-	/** @see FlexotaskSystemSupport#adoptPriority(int) */
-	void adoptPriority(int priority);
-  /** @see FlexotaskSystemSupport#allocateStablePrimitiveArray(Class, int, StableArrayImpl) */
+	/** @see FlexotaskSystemSupport#allocateStablePrimitiveArray(Class, int, StableArrayImpl) */
   Object allocateStablePrimitiveArray(Class type, int size);
   /** @see FlexotaskSystemSupport#becomeFlexotaskThread(boolean) */
   void becomeFlexotaskThread(boolean state);
@@ -152,6 +152,6 @@
   long startTransaction(Object target);
   /** @see FlexotaskSystemSupport#switchMemorySpace(Object) */
   long switchMemorySpace(Object target);
-	/** @see FlexotaskSystemSupport#unpin(Object[]) */
+  /** @see FlexotaskSystemSupport#unpin(Object[]) */
   void unpin(Object[] objects);
 }

Added: trunk/flexotask/src/com/ibm/realtime/flexotask/vm/FlexotaskVMBridge1.java
===================================================================
--- trunk/flexotask/src/com/ibm/realtime/flexotask/vm/FlexotaskVMBridge1.java	                        (rev 0)
+++ trunk/flexotask/src/com/ibm/realtime/flexotask/vm/FlexotaskVMBridge1.java	2009-02-17 12:05:16 UTC (rev 139)
@@ -0,0 +1,24 @@
+/*
+ * This file is part of Flexible Task Graphs
+ *  (http://sourceforge.net/projects/flexotasks)
+ *
+ * Copyright (c) 2006 - 2008 IBM Corporation.
+ * 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
+ */
+package com.ibm.realtime.flexotask.vm;
+
+/**
+ * Functions added to FlexotaskVMBridge after the release of Flexotask 2.0.0 and before the next release thereafter.
+ */
+public interface FlexotaskVMBridge1 extends FlexotaskVMBridge {
+	/** @see FlexotaskSystemSupport#adoptPriority */
+	public boolean adoptPriority(int newPriority);
+	/** @see FlexotaskSystemSupport#getIllegalAllocationClass */
+	public Class getIllegalAllocationClass();
+}


Property changes on: trunk/flexotask/src/com/ibm/realtime/flexotask/vm/FlexotaskVMBridge1.java
___________________________________________________________________
Added: svn:mime-type
   + text/plain
Added: svn:eol-style
   + native


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