/**
* 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.camel.dataformat.beanio.csv;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import org.apache.camel.Exchange;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.component.mock.MockEndpoint;
import org.apache.camel.dataformat.beanio.BeanIODataFormat;
import org.apache.camel.spi.DataFormat;
import org.apache.camel.test.junit4.CamelTestSupport;
import org.junit.Test;
/**
*/
public class CsvTest extends CamelTestSupport {
private static final String FIXED_DATA =
"James,Strachan,22" + LS + "Claus,Ibsen,21" + LS;
private boolean verbose;
/*
@Test
public void testMarshal() throws Exception {
List<Employee> employees = getEmployees();
MockEndpoint mock = getMockEndpoint("mock:beanio-marshal");
mock.expectedBodiesReceived(FIXED_DATA);
template.sendBody("direct:marshal", employees);
mock.assertIsSatisfied();
}
*/
@Test
public void testUnmarshal() throws Exception {
MockEndpoint mock = getMockEndpoint("mock:beanio-unmarshal");
mock.expectedMessageCount(2);
template.sendBody("direct:unmarshal", FIXED_DATA);
mock.assertIsSatisfied();
List<Exchange> exchanges = mock.getExchanges();
if (verbose) {
for (Exchange exchange : exchanges) {
Object body = exchange.getIn().getBody();
log.info("received message {} of class {}", body, body.getClass().getName());
}
}
List<Map> results = new ArrayList<Map>();
for (Exchange exchange : exchanges) {
Map body = exchange.getIn().getBody(Map.class);
if (body != null) {
results.add(body);
}
}
assertRecord(results, 0, "James", "Strachan", 22);
assertRecord(results, 1, "Claus", "Ibsen", 21);
}
protected static void assertRecord(List<Map> results, int index, String expectedFirstName, String expectedLastName, int expectedAge) {
assertTrue("Not enough Map messages received: " + results.size(), results.size() > index);
Map map = results.get(index);
assertNotNull("No map result found for index " + index, map);
String text = "bodyAsMap(" + index + ") ";
assertEquals(text + "firstName", expectedFirstName, map.get("firstName"));
assertEquals(text + "lastName", expectedLastName, map.get("lastName"));
assertEquals(text + "age", expectedAge, map.get("age"));
}
@Override
protected RouteBuilder createRouteBuilder() throws Exception {
return new RouteBuilder() {
@Override
public void configure() throws Exception {
// START SNIPPET: e1
// setup beanio data format using the mapping file, loaded from the classpath
DataFormat format = new BeanIODataFormat(
"org/apache/camel/dataformat/beanio/csv/mappings.xml",
"stream1");
// a route which uses the bean io data format to format a CSV data
// to java objects
from("direct:unmarshal")
.unmarshal(format)
// and then split the message body so we get a message for each row
.split(body())
.to("mock:beanio-unmarshal");
// convert list of java objects back to flat format
from("direct:marshal")
.marshal(format)
.to("mock:beanio-marshal");
// END SNIPPET: e1
}
};
}
}