From d025e69cce3ff409c0d45a821245800a830609cf Mon Sep 17 00:00:00 2001
From: "Brian S. O'Neill" <bronee@gmail.com>
Date: Sun, 16 Mar 2008 23:48:13 +0000
Subject: Support updates to replicated LOBs.

---
 .../java/com/amazon/carbonado/spi/LobEngine.java   | 33 ++++++++++------------
 1 file changed, 15 insertions(+), 18 deletions(-)

(limited to 'src/main/java/com/amazon/carbonado/spi')

diff --git a/src/main/java/com/amazon/carbonado/spi/LobEngine.java b/src/main/java/com/amazon/carbonado/spi/LobEngine.java
index 8cc1bf9..e6fcb07 100644
--- a/src/main/java/com/amazon/carbonado/spi/LobEngine.java
+++ b/src/main/java/com/amazon/carbonado/spi/LobEngine.java
@@ -155,7 +155,8 @@ public class LobEngine {
         if (lob == null) {
             return 0;
         }
-        return ((LobImpl) lob).getLocator();
+        Long locator = (Long) lob.getLocator();
+        return locator == null ? 0 : locator;
     }
 
     /**
@@ -468,12 +469,8 @@ public class LobEngine {
         return trigger;
     }
 
-    private interface LobImpl extends Lob {
-        long getLocator();
-    }
-
-    private class BlobImpl extends AbstractBlob implements LobImpl {
-        final long mLocator;
+    private class BlobImpl extends AbstractBlob implements Lob {
+        final Long mLocator;
         final StoredLob mStoredLob;
 
         BlobImpl(long locator) {
@@ -648,9 +645,13 @@ public class LobEngine {
             }
         }
 
+        public Long getLocator() {
+            return mLocator;
+        }
+
         @Override
         public int hashCode() {
-            return ((int) (mLocator >> 32)) ^ ((int) mLocator);
+            return mLocator.hashCode();
         }
 
         @Override
@@ -660,7 +661,7 @@ public class LobEngine {
             }
             if (obj instanceof BlobImpl) {
                 BlobImpl other = (BlobImpl) obj;
-                return LobEngine.this == other.getEnclosing() && mLocator == other.mLocator;
+                return LobEngine.this == other.getEnclosing() && mLocator.equals(other.mLocator);
             }
             return false;
         }
@@ -670,16 +671,12 @@ public class LobEngine {
             return "Blob@" + getLocator();
         }
 
-        public long getLocator() {
-            return mLocator;
-        }
-
         LobEngine getEnclosing() {
             return LobEngine.this;
         }
     }
 
-    private class ClobImpl extends BlobClob implements LobImpl {
+    private class ClobImpl extends BlobClob implements Lob {
         ClobImpl(long locator) {
             super(new BlobImpl(locator));
         }
@@ -688,6 +685,10 @@ public class LobEngine {
             super(new BlobImpl(lob));
         }
 
+        public Long getLocator() {
+            return ((BlobImpl) super.getWrappedBlob()).getLocator();
+        }
+
         @Override
         public int hashCode() {
             return super.getWrappedBlob().hashCode();
@@ -709,10 +710,6 @@ public class LobEngine {
             return "Clob@" + getLocator();
         }
 
-        public long getLocator() {
-            return ((BlobImpl) super.getWrappedBlob()).getLocator();
-        }
-
         // Override to gain permission.
         protected BlobImpl getWrappedBlob() {
             return (BlobImpl) super.getWrappedBlob();
-- 
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