1 files changed, 12 insertions, 0 deletions
diff --git a/libjava/java/nio/DoubleBuffer.java b/libjava/java/nio/DoubleBuffer.java
index 72a6c09..036579a 100644
--- a/libjava/java/nio/DoubleBuffer.java
+++ b/libjava/java/nio/DoubleBuffer.java
@@ -125,11 +125,23 @@ public abstract class DoubleBuffer extends Buffer implements Comparable
 
   public final double[] array()
   {
+    if (backing_buffer == null)
+      throw new UnsupportedOperationException ();
+
+    if (isReadOnly ())
+      throw new ReadOnlyBufferException ();
+    
     return backing_buffer;
   }
 
   public final int arrayOffset()
   {
+    if (backing_buffer == null)
+      throw new UnsupportedOperationException ();
+
+    if (isReadOnly ())
+      throw new ReadOnlyBufferException ();
+    
     return array_offset;
   }