1 files changed, 70 insertions, 0 deletions
diff --git a/sonar-db/src/main/java/org/sonar/db/version/UpsertImpl.java b/sonar-db/src/main/java/org/sonar/db/version/UpsertImpl.java
new file mode 100644
index 00000000000..7f58429fac3
--- /dev/null
+++ b/sonar-db/src/main/java/org/sonar/db/version/UpsertImpl.java
@@ -0,0 +1,70 @@
+/*
+ * SonarQube, open source software quality management tool.
+ * Copyright (C) 2008-2014 SonarSource
+ * mailto:contact AT sonarsource DOT com
+ *
+ * SonarQube is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * SonarQube is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+package org.sonar.db.version;
+
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.SQLException;
+import org.sonar.db.BatchSession;
+
+public class UpsertImpl extends BaseSqlStatement<Upsert> implements Upsert {
+
+  private long batchCount = 0L;
+
+  private UpsertImpl(PreparedStatement pstmt) {
+    super(pstmt);
+  }
+
+  @Override
+  public Upsert addBatch() throws SQLException {
+    pstmt.addBatch();
+    pstmt.clearParameters();
+    batchCount++;
+    if (batchCount % BatchSession.MAX_BATCH_SIZE == 0L) {
+      pstmt.executeBatch();
+      pstmt.getConnection().commit();
+    }
+    return this;
+  }
+
+  @Override
+  public Upsert execute() throws SQLException {
+    if (batchCount == 0L) {
+      pstmt.execute();
+    } else {
+      pstmt.executeBatch();
+    }
+    return this;
+  }
+
+  public long getBatchCount() {
+    return batchCount;
+  }
+
+  @Override
+  public Upsert commit() throws SQLException {
+    pstmt.getConnection().commit();
+    return this;
+  }
+
+  static UpsertImpl create(Connection connection, String sql) throws SQLException {
+    return new UpsertImpl(connection.prepareStatement(sql));
+  }
+}