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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.test;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import org.apache.tuscany.das.rdb.ApplyChangesCommand;
import org.apache.tuscany.das.rdb.Command;
import org.apache.tuscany.das.rdb.ResultSetShape;
import org.apache.tuscany.das.rdb.SDODataTypes;
import org.apache.tuscany.das.rdb.test.data.CustomerData;
import org.apache.tuscany.das.rdb.test.framework.DasTest;
import commonj.sdo.DataObject;
import commonj.sdo.Type;
/**
* Tests the Converter framwork
*/
public class ConverterTests extends DasTest {
protected void setUp() throws Exception {
super.setUp();
new CustomerData(getAutoConnection()).refresh();
}
protected void tearDown() throws Exception {
super.tearDown();
}
private static DateFormat myformat = new SimpleDateFormat("yyyy.MM.dd");
private static Date kbday;
private static Date tbday;
static {
try {
kbday = myformat.parse("1957.09.27");
tbday = myformat.parse("1966.12.20");
} catch (ParseException e) {
throw new RuntimeException(e);
}
}
/**
* This tests the use of an arbitrary converter. The column converted is a VARCAHAR.
* ResultSetShape is used to specify that the property will be a SDODataTypes.DATE.
*
* So this example uses a converter that transforms a string column into a date property
* and conversely, a date property back to a string for the underlying column.
*
* The converter returns 1957.09.27 if the column value is "Williams" and 1966.12.20
* if the value is "Pavick"
*
* On write, the converter returns "Pavick" if the property value is 1966.12.20
* and "Williams" if the property value is 1957.09.27
*
*/
public void testArbitraryConverter() throws Exception {
//Create and initialize command to read customers
Command read = Command.FACTORY.createCommand("select * from CUSTOMER where ID = 1", getConfig("CustomerConfigWithConverter.xml"));
read.setConnection(getConnection());
String[] columns = { "ID", "LASTNAME", "ADDRESS" };
String[] tables = { "CUSTOMER", "CUSTOMER", "CUSTOMER" };
Type[] types = { SDODataTypes.INTEGEROBJECT, SDODataTypes.DATE, SDODataTypes.STRING };
ResultSetShape shape = new ResultSetShape(tables, columns, types);
read.setResultSetShape(shape);
//Read
DataObject root = read.executeQuery();
//Verify
assertEquals(kbday, root.getDate("CUSTOMER[1]/LASTNAME"));
//Modify
root.setDate("CUSTOMER[1]/LASTNAME", tbday);
ApplyChangesCommand write = Command.FACTORY.createApplyChangesCommand(getConfig("CustomerConfigWithConverter.xml"));
write.setConnection(getConnection());
write.execute(root);
//Read
root = read.executeQuery();
//Verify
assertEquals(tbday, root.getDate("CUSTOMER[1]/LASTNAME"));
}
}
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