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/*
* 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.util.Iterator;
import org.apache.log4j.Logger;
import commonj.sdo.DataObject;
/**
*/
public abstract class ChangeOperation {
protected DatabaseObject dObject;
protected String propagatedID;
private final Logger logger = Logger.getLogger(ChangeOperation.class);
private final WriteCommandImpl writeCommand;
private boolean isInsert;
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() {
if (this.logger.isDebugEnabled()) {
this.logger.debug("Executing change operation");
}
Iterator i = writeCommand.getParameters().iterator();
while (i.hasNext()) {
ParameterExtendedImpl parm = (ParameterExtendedImpl) i.next();
if (this.logger.isDebugEnabled()) {
this.logger.debug("setting " + parm.getName() + " to " + dObject.get(parm.getName()));
}
parm.setValue(dObject.get(parm.getName()));
}
writeCommand.basicExecute();
if (isInsert && (propagatedID != null)) {
if (this.logger.isDebugEnabled()) {
this.logger.debug("Propagating key " + propagatedID);
}
int id = writeCommand.getGeneratedKey();
dObject.setPropagatedID(propagatedID, id);
}
}
public String getTableName() {
return dObject.getTableName();
}
}
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