1 files changed, 79 insertions, 0 deletions
diff --git a/das-java/tags/1.0-incubating-beta1-rc1/rdb/src/main/java/org/apache/tuscany/das/rdb/impl/ApplyChangesCommandImpl.java b/das-java/tags/1.0-incubating-beta1-rc1/rdb/src/main/java/org/apache/tuscany/das/rdb/impl/ApplyChangesCommandImpl.java
new file mode 100644
index 0000000000..b19aab85e8
--- /dev/null
+++ b/das-java/tags/1.0-incubating-beta1-rc1/rdb/src/main/java/org/apache/tuscany/das/rdb/impl/ApplyChangesCommandImpl.java
@@ -0,0 +1,79 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.das.rdb.impl;
+
+import java.sql.Connection;
+
+import org.apache.log4j.Logger;
+import org.apache.tuscany.das.rdb.config.wrapper.MappingWrapper;
+
+import commonj.sdo.DataObject;
+
+/**
+ * 
+ */
+public class ApplyChangesCommandImpl extends BaseCommandImpl {
+
+    private final Logger logger = Logger.getLogger(ApplyChangesCommandImpl.class);
+
+    private ChangeSummarizer summarizer = new ChangeSummarizer();
+
+    public ApplyChangesCommandImpl(MappingWrapper config, Connection connection) {
+        this.configWrapper = config;
+        if (connection != null) {
+            setConnection(connection, config.getConfig());
+        }
+
+    }
+
+    public void setConnection(ConnectionImpl connection) {
+        summarizer.setConnection(connection);
+    }
+
+    public void execute(DataObject root) {
+        if (this.logger.isDebugEnabled()) {
+            this.logger.debug("Executing ApplyChangesCmd");
+        }
+
+        if (summarizer.getConnection() == null) {
+            throw new RuntimeException("A connection must be provided");
+        }
+
+        if (!root.equals(root.getDataGraph().getRootObject())) {
+            throw new RuntimeException("'root' argument must be the root of the datagraph");
+        }
+
+        summarizer.setMapping(configWrapper);
+
+        Changes changes = summarizer.loadChanges(root);
+
+        boolean success = false;
+        try {
+            changes.execute();
+            success = true;
+        } finally {
+            if (success) {
+                summarizer.getConnection().cleanUp();
+            } else {
+                summarizer.getConnection().errorCleanUp();
+            }
+        }
+    }
+
+}