1 files changed, 79 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/java-M1-final/java/das/rdb/src/main/java/org/apache/tuscany/das/rdb/impl/ChangeOperation.java b/sca-java-1.x/tags/java-M1-final/java/das/rdb/src/main/java/org/apache/tuscany/das/rdb/impl/ChangeOperation.java
new file mode 100644
index 0000000000..c5221dda5c
--- /dev/null
+++ b/sca-java-1.x/tags/java-M1-final/java/das/rdb/src/main/java/org/apache/tuscany/das/rdb/impl/ChangeOperation.java
@@ -0,0 +1,79 @@
+/**
+ *
+ *  Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
+ *
+ *  Licensed 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.util.Iterator;
+
+import org.apache.tuscany.das.rdb.Parameter;
+import org.apache.tuscany.das.rdb.util.DebugUtil;
+
+import commonj.sdo.DataObject;
+
+/**
+ */
+public abstract class ChangeOperation {
+
+	private final WriteCommandImpl writeCommand;
+
+	protected DatabaseObject dObject;
+
+	private static final boolean debug = false;
+	
+	protected String propagatedID = null;
+	
+	private boolean isInsert = false;
+
+	public ChangeOperation(DeleteCommandImpl command) {
+		writeCommand = command;
+	}
+
+	public ChangeOperation(InsertCommandImpl command, DataObject changedObject) {
+		writeCommand = command;
+		dObject = new DatabaseObject(command.getMappingModel(), changedObject);
+		this.isInsert = true;
+	}
+	
+	public ChangeOperation(UpdateCommandImpl command, DataObject changedObject) {
+		writeCommand = command;
+		dObject = new DatabaseObject(command.getMappingModel(), changedObject);
+	}
+
+	public void execute() {
+		DebugUtil.debugln(getClass(), debug, "Executing change operation");
+	
+		Iterator i = writeCommand.getParameters().iterator();
+		while (i.hasNext()) {
+			Parameter parm = (Parameter) i.next();
+			DebugUtil.debugln(getClass(), debug, "setting " + parm.getName() + " to " + dObject.get(parm.getName()));
+			parm.setValue(dObject.get(parm.getName()));
+		}
+
+		writeCommand.execute();
+               
+		if ( isInsert && ( propagatedID != null )) { 
+			DebugUtil.debugln(getClass(), debug, "Propagating key " + propagatedID);
+			int id = writeCommand.getGeneratedKey();
+			dObject.setPropagatedID(propagatedID, id);
+		}	
+	}
+
+	public String getTableName() {
+		return dObject.getTableName();
+	}
+
+
+}