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Add support for Postgres lock types (no key, share, key share) with FOR UPDATE

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This commit is contained in:
rob bygrave
2020-11-24 23:36:54 +13:00
parent f4ea674d60
commit 5c34b0daa5
16 changed files with 207 additions and 41 deletions
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ebean-core/src/test/java/org/tests/basic/TestQueryForUpdatePostgresLock.java
+2 -3
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@@ -5,7 +5,6 @@ import io.ebean.DB;
import io.ebean.annotation.ForPlatform;
import io.ebean.annotation.Platform;
import io.ebean.annotation.Transactional;
import org.junit.Ignore;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -16,6 +15,7 @@ import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
import static io.ebean.Query.LockType.NoKeyUpdate;
import static org.assertj.core.api.Assertions.assertThat;
public class TestQueryForUpdatePostgresLock extends BaseTestCase {
@@ -27,7 +27,6 @@ public class TestQueryForUpdatePostgresLock extends BaseTestCase {
private long timePreLock;
private long timePostLock;
@Ignore // restore this test with explicit use of NO KEY lock strength
@Test
@ForPlatform(Platform.POSTGRES)
public void testForUpdatePostgresLock() throws InterruptedException {
@@ -56,7 +55,7 @@ public class TestQueryForUpdatePostgresLock extends BaseTestCase {
private void lockArticle(Integer id) {
timePreLock = System.currentTimeMillis();
log.info("lock start");
DB.find(Article.class).setId(id).forUpdate().findOne();
DB.find(Article.class).setId(id).forUpdate(NoKeyUpdate).findOne();
sleep(1000);
timePostLock = System.currentTimeMillis();
log.info("lock done");