From 208347e88d06ea095c3893c622f215f8b8a6fbcd Mon Sep 17 00:00:00 2001
From: Michael Dick <mikedd@apache.org>
Date: Fri, 10 Sep 2010 22:11:19 +0000
Subject: [PATCH] OPENJPA-1788: use DBIdentifier.isNull for firebird dictionary

git-svn-id: https://svn.apache.org/repos/asf/openjpa/trunk@996000 13f79535-47bb-0310-9956-ffa450edef68
---
 .../java/org/apache/openjpa/jdbc/sql/FirebirdDictionary.java   | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/FirebirdDictionary.java b/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/FirebirdDictionary.java
index 2daa46077..390440528 100644
--- a/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/FirebirdDictionary.java
+++ b/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/FirebirdDictionary.java
@@ -355,8 +355,9 @@ public class FirebirdDictionary
     @Override
     protected String getSequencesSQL(DBIdentifier schemaName, DBIdentifier sequenceName) {
         StringBuilder buf = new StringBuilder(sequenceSQL);
-        if (sequenceName != null)
+        if (!DBIdentifier.isNull(sequenceName)) {
             buf.append(sequenceNameSQL);
+        }
         return buf.toString();
     }