From 7b11744dea26fe1d6d051fd68e7701a8b54f9d84 Mon Sep 17 00:00:00 2001
From: Matthew Swift <matthew.swift@forgerock.com>
Date: Wed, 17 Dec 2014 10:53:46 +0000
Subject: [PATCH] OPENDJ-1602 (CR-5566) New pluggable storage based backend
---
opendj3-server-dev/src/server/org/opends/server/backends/persistit/PersistItStorage.java | 22 ++++++++++++++++++++++
1 files changed, 22 insertions(+), 0 deletions(-)
diff --git a/opendj3-server-dev/src/server/org/opends/server/backends/persistit/PersistItStorage.java b/opendj3-server-dev/src/server/org/opends/server/backends/persistit/PersistItStorage.java
index 6e4377a..8c680b1 100644
--- a/opendj3-server-dev/src/server/org/opends/server/backends/persistit/PersistItStorage.java
+++ b/opendj3-server-dev/src/server/org/opends/server/backends/persistit/PersistItStorage.java
@@ -43,6 +43,7 @@
import org.opends.server.backends.pluggable.spi.Storage;
import org.opends.server.backends.pluggable.spi.StorageRuntimeException;
import org.opends.server.backends.pluggable.spi.TreeName;
+import org.opends.server.backends.pluggable.spi.UpdateFunction;
import org.opends.server.backends.pluggable.spi.WriteOperation;
import org.opends.server.backends.pluggable.spi.WriteableStorage;
import org.opends.server.types.DN;
@@ -171,6 +172,27 @@
throw new StorageRuntimeException(e);
}
}
+
+ @Override
+ public void update(TreeName treeName, ByteSequence key, UpdateFunction f)
+ {
+ try
+ {
+ final Exchange ex = getExchange(treeName);
+ ex.getKey().clear().append(key.toByteArray());
+ ex.fetch();
+ final Value value = ex.getValue();
+ final ByteSequence oldValue = value.isDefined() ? ByteString.wrap(value
+ .getByteArray()) : null;
+ final ByteSequence newValue = f.computeNewValue(oldValue);
+ ex.getValue().clear().putByteArray(newValue.toByteArray());
+ ex.store();
+ }
+ catch (Exception e)
+ {
+ throw new StorageRuntimeException(e);
+ }
+ }
@Override
public boolean delete(TreeName treeName, ByteSequence key) {
--
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