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/**
*
* 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.sql.SQLException;
import java.util.Collection;
import java.util.Iterator;
import org.apache.tuscany.das.rdb.Parameter;
import org.apache.tuscany.das.rdb.config.Config;
import commonj.sdo.DataObject;
import commonj.sdo.Type;
public abstract class WriteCommandImpl extends CommandImpl {
public WriteCommandImpl(String sqlString) {
super(sqlString);
}
public void execute() {
boolean success = false;
try {
statement.executeUpdate(parameters);
subtypeProcessing();
success = true;
} catch (SQLException e) {
throw new RuntimeException(e);
} finally {
if (success)
statement.getConnection().cleanUp();
else
statement.getConnection().errorCleanUp();
}
}
public DataObject executeQuery() {
throw new UnsupportedOperationException();
}
public Config getMappingModel() {
return configWrapper.getConfig();
}
/**
* Subclasses add specific bahavior
* Default is to do nothing
*/
protected void subtypeProcessing() throws SQLException {
if ( false )
throw new SQLException();
}
public void setDataObjectModel(Type schema) {
// don't really care what the model is here
}
public String toString() {
StringBuffer buffer = new StringBuffer();
buffer.append("\nSQL: " + statement.queryString.getUnmodifiedString());
buffer.append("\nModified SQL: " + statement.queryString.getPreparedString());
return buffer.toString();
}
public int getGeneratedKey() {
throw new RuntimeException("No generated key is available");
}
public void addParameters(Collection updateParameters) {
Iterator i = updateParameters.iterator();
while ( i.hasNext()) {
Parameter p = (Parameter) i.next();
addParameter(p);
}
}
}
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