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RESOLVED - BATCH-969: FlatFileItemWriters interference in CompositeItemWriter

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configurable transactional buffer name in TransactionAwareBufferedWriter
sample showing correct usage of two file writers simultaneously
This commit is contained in:
robokaso
2008-12-15 10:19:36 +00:00
parent 48517b2b93
commit 85f815b094
7 changed files with 99 additions and 66 deletions
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65
spring-batch-samples/src/test/java/org/springframework/batch/sample/CompositeItemWriterSampleFunctionalTests.java
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@@ -21,81 +21,80 @@ import org.springframework.jdbc.core.simple.SimpleJdbcTemplate;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration()
public class CompositeItemWriterSampleFunctionalTests extends AbstractValidatingBatchLauncherTests {
private static final String GET_TRADES = "SELECT isin, quantity, price, customer FROM trade order by isin";
private static final String EXPECTED_OUTPUT_FILE =
"Trade: [isin=UK21341EAH41,quantity=211,price=31.11,customer=customer1]" +
"Trade: [isin=UK21341EAH42,quantity=212,price=32.11,customer=customer2]" +
"Trade: [isin=UK21341EAH43,quantity=213,price=33.11,customer=customer3]" +
"Trade: [isin=UK21341EAH44,quantity=214,price=34.11,customer=customer4]" +
"Trade: [isin=UK21341EAH45,quantity=215,price=35.11,customer=customer5]";
private static final String EXPECTED_OUTPUT_FILE = "Trade: [isin=UK21341EAH41,quantity=211,price=31.11,customer=customer1]"
+ "Trade: [isin=UK21341EAH42,quantity=212,price=32.11,customer=customer2]"
+ "Trade: [isin=UK21341EAH43,quantity=213,price=33.11,customer=customer3]"
+ "Trade: [isin=UK21341EAH44,quantity=214,price=34.11,customer=customer4]"
+ "Trade: [isin=UK21341EAH45,quantity=215,price=35.11,customer=customer5]";
private SimpleJdbcTemplate simpleJdbcTemplate;
private int activeRow = 0;
private int before;
@Autowired
public void setDataSource(DataSource dataSource) {
this.simpleJdbcTemplate = new SimpleJdbcTemplate(dataSource);
}
/* (non-Javadoc)
* @see org.springframework.batch.sample.AbstractLifecycleSpringContextTests#validatePreConditions()
*/
@Override
protected void validatePreConditions() throws Exception {
simpleJdbcTemplate.update("DELETE from TRADE");
before = simpleJdbcTemplate.queryForInt("SELECT COUNT(*) from TRADE");
}
protected void validatePostConditions() throws Exception {
checkOutputFile();
@Override
protected void validatePostConditions() throws Exception {
checkOutputFile("target/test-outputs/CustomerReport1.txt");
checkOutputFile("target/test-outputs/CustomerReport2.txt");
checkOutputTable();
}
private void checkOutputTable() {
final List<Trade> trades = new ArrayList<Trade>() {{
final List<Trade> trades = new ArrayList<Trade>() {
{
add(new Trade("UK21341EAH41", 211, new BigDecimal("31.11"), "customer1"));
add(new Trade("UK21341EAH42", 212, new BigDecimal("32.11"), "customer2"));
add(new Trade("UK21341EAH43", 213, new BigDecimal("33.11"), "customer3"));
add(new Trade("UK21341EAH44", 214, new BigDecimal("34.11"), "customer4"));
add(new Trade("UK21341EAH45", 215, new BigDecimal("35.11"), "customer5"));
}};
}
};
int after = simpleJdbcTemplate.queryForInt("SELECT COUNT(*) from TRADE");
assertEquals(before+5, after);
assertEquals(before + 5, after);
simpleJdbcTemplate.getJdbcOperations().query(GET_TRADES, new RowCallbackHandler() {
public void processRow(ResultSet rs) throws SQLException {
Trade trade = trades.get(activeRow++);
assertEquals(trade.getIsin(), rs.getString(1));
assertEquals(trade.getQuantity(), rs.getLong(2));
assertEquals(trade.getPrice(), rs.getBigDecimal(3));
assertEquals(trade.getCustomer(), rs.getString(4));
}
});
}
@SuppressWarnings("unchecked")
private void checkOutputFile() throws IOException {
List<String> outputLines = IOUtils.readLines(
new FileInputStream("target/test-outputs/20070122.testStream.ParallelCustomerReportStep.TEMP.txt"));
private void checkOutputFile(String fileName) throws IOException {
@SuppressWarnings("unchecked")
List<String> outputLines = IOUtils.readLines(new FileInputStream(fileName));
String output = "";
for (String line : outputLines) {
output += line;
}
assertEquals(EXPECTED_OUTPUT_FILE, output);
}
}