- added isReleased() to CLResource, made CLObject public.

 - a CLResource will throw an Exception if released twice.

1 files changed, 51 insertions, 0 deletions

diff --git a/src/com/jogamp/opencl/CLObjectResource.java b/src/com/jogamp/opencl/CLObjectResource.java
new file mode 100644
index 00000000..fcea22c1
--- /dev/null
+++ b/src/com/jogamp/opencl/CLObjectResource.java
@@ -0,0 +1,51 @@
+/*
+ * Created on Saturday, June 18 2011 02:36
+ */
+package com.jogamp.opencl;
+
+import com.jogamp.common.AutoCloseable;
+
+/**
+ * Releasable resource with an CL object ID.
+ * @author Michael Bien
+ */
+abstract class CLObjectResource extends CLObject implements CLResource, AutoCloseable {
+
+    private boolean released;
+
+    public CLObjectResource(long ID) {
+        super(ID);
+    }
+
+    public CLObjectResource(CLContext context, long ID) {
+        super(context, ID);
+    }
+
+    public void release() {
+        if(released) {
+            throw new RuntimeException(getClass().getSimpleName()+" was already released.");
+        }else{
+            released = true;
+        }
+    }
+
+    /**
+     * Implementation detail.
+     * TODO remove as soon we have extension methods.
+     * @deprecated This method is not intended to be called from client code.
+     * @see java.lang.AutoCloseable
+     */
+    @Deprecated
+    @Override
+    public final void close() {
+        if(this instanceof CLResource) {
+            ((CLResource)this).release();
+        }
+    }
+
+    public boolean isReleased() {
+        return released;
+    }
+    
+
+}