Examples with AlreadyClosedException org.apache.distributedlog.exceptions.AlreadyClosedException used on opensource projects

Example 1 with AlreadyClosedException

use of org.apache.distributedlog.exceptions.AlreadyClosedException in project bookkeeper by apache.

the class TestBKDistributedLogNamespace method testUseNamespaceAfterCloseShouldFailFast.

@Test(timeout = 60000)
public void testUseNamespaceAfterCloseShouldFailFast() throws Exception {
    URI uri = createDLMURI("/" + runtime.getMethodName());
    Namespace namespace = NamespaceBuilder.newBuilder().conf(conf).uri(uri).build();
    // before closing the namespace, no exception should be thrown
    String logName = "test-stream";
    // create a log
    namespace.createLog(logName);
    // log exists
    Assert.assertTrue(namespace.logExists(logName));
    // create a dlm
    DistributedLogManager dlm = namespace.openLog(logName);
    // do some writes
    BKAsyncLogWriter writer = (BKAsyncLogWriter) (dlm.startAsyncLogSegmentNonPartitioned());
    for (long i = 0; i < 3; i++) {
        LogRecord record = DLMTestUtil.getLargeLogRecordInstance(i);
        writer.write(record);
    }
    writer.closeAndComplete();
    // do some reads
    LogReader reader = dlm.getInputStream(0);
    for (long i = 0; i < 3; i++) {
        Assert.assertEquals(reader.readNext(false).getTransactionId(), i);
    }
    namespace.deleteLog(logName);
    Assert.assertFalse(namespace.logExists(logName));
    // now try to close the namespace
    namespace.close();
    try {
        namespace.createLog(logName);
        fail("Should throw exception after namespace is closed");
    } catch (AlreadyClosedException e) {
    // No-ops
    }
    try {
        namespace.openLog(logName);
        fail("Should throw exception after namespace is closed");
    } catch (AlreadyClosedException e) {
    // No-ops
    }
    try {
        namespace.logExists(logName);
        fail("Should throw exception after namespace is closed");
    } catch (AlreadyClosedException e) {
    // No-ops
    }
    try {
        namespace.getLogs();
        fail("Should throw exception after namespace is closed");
    } catch (AlreadyClosedException e) {
    // No-ops
    }
    try {
        namespace.deleteLog(logName);
        fail("Should throw exception after namespace is closed");
    } catch (AlreadyClosedException e) {
    // No-ops
    }
    try {
        namespace.createAccessControlManager();
        fail("Should throw exception after namespace is closed");
    } catch (AlreadyClosedException e) {
    // No-ops
    }
}