package mil.nga.giat.geowave.vector.plugin.lock;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import mil.nga.giat.geowave.vector.plugin.lock.LockingManagement;
import mil.nga.giat.geowave.vector.plugin.lock.MemoryLockManager;
import org.geotools.data.DefaultTransaction;
import org.geotools.data.FeatureLock;
import org.geotools.data.Transaction;
import org.junit.Test;
public class MemoryLockManagerTest
{
@Test
public void testRelockLock()
throws InterruptedException,
IOException {
final LockingManagement memoryLockManager = new MemoryLockManager(
"default");
final DefaultTransaction t1 = new DefaultTransaction();
memoryLockManager.lock(
t1,
"f1");
memoryLockManager.lock(
t1,
"f1");
t1.commit();
t1.close();
}
@Test
public void testLockWithProperAuth()
throws InterruptedException,
IOException {
final LockingManagement memoryLockManager = new MemoryLockManager(
"default");
final Transaction t1 = Transaction.AUTO_COMMIT;
final DefaultTransaction t2 = new DefaultTransaction();
t2.addAuthorization("auth1");
FeatureLock lock = new FeatureLock(
"auth1",
1 /* minute */);
memoryLockManager.lockFeatureID(
"sometime",
"f1",
t1,
lock);
Thread commiter = new Thread(
new Runnable() {
@Override
public void run() {
try {
Thread.sleep(4000);
memoryLockManager.release(
"auth1",
t1);
}
catch (InterruptedException e) {
e.printStackTrace();
throw new RuntimeException(
e);
}
catch (IOException e) {
e.printStackTrace();
throw new RuntimeException(
e);
}
}
});
long currentTime = System.currentTimeMillis();
commiter.start();
memoryLockManager.lock(
t2,
"f1");
assertTrue((System.currentTimeMillis() - currentTime) < 4000);
commiter.join();
}
@Test
public void testLockReleaseOfBulkAuthLock()
throws InterruptedException,
IOException {
final LockingManagement memoryLockManager = new MemoryLockManager(
"default");
final Transaction t1 = Transaction.AUTO_COMMIT;
final DefaultTransaction t2 = new DefaultTransaction();
t2.addAuthorization("auth1");
FeatureLock lock = new FeatureLock(
"auth1",
1 /* minute */);
memoryLockManager.lockFeatureID(
"sometime",
"f1",
t1,
lock);
memoryLockManager.lock(
t2,
"f1");
t2.commit();
// commit should not take away the lock
assertTrue(memoryLockManager.exists("auth1"));
memoryLockManager.release(
"auth1",
t1);
assertFalse(memoryLockManager.exists("auth1"));
}
@Test
public void testReset()
throws InterruptedException,
IOException {
final LockingManagement memoryLockManager = new MemoryLockManager(
"default");
final Transaction t1 = Transaction.AUTO_COMMIT;
FeatureLock lock = new FeatureLock(
"auth1",
1 /* minute */);
memoryLockManager.lockFeatureID(
"sometime",
"f1",
t1,
lock);
memoryLockManager.refresh(
"auth1",
t1);
assertTrue(memoryLockManager.exists("auth1"));
memoryLockManager.release(
"auth1",
t1);
assertFalse(memoryLockManager.exists("auth1"));
}
@Test
public void testBlockinLock()
throws InterruptedException,
IOException {
final LockingManagement memoryLockManager = new MemoryLockManager(
"default");
final DefaultTransaction t1 = new DefaultTransaction();
memoryLockManager.lock(
t1,
"f1");
final DefaultTransaction t2 = new DefaultTransaction();
Thread commiter = new Thread(
new Runnable() {
@Override
public void run() {
try {
Thread.sleep(4000);
// System.out.println("commit");
t1.commit();
}
catch (InterruptedException e) {
e.printStackTrace();
throw new RuntimeException(
e);
}
catch (IOException e) {
e.printStackTrace();
throw new RuntimeException(
e);
}
}
});
long currentTime = System.currentTimeMillis();
commiter.start();
// will block\
// System.out.println("t2");
memoryLockManager.lock(
t2,
"f1");
assertTrue((System.currentTimeMillis() - currentTime) >= 4000);
commiter.join();
t2.commit();
t2.close();
t1.close();
}
}