Examples with RegionClearedException org.apache.geode.internal.cache.RegionClearedException used on opensource projects

Example 1 with RegionClearedException

use of org.apache.geode.internal.cache.RegionClearedException in project geode by apache.

the class DistributedAckRegionCCEDUnitTest method testTombstoneExpirationRace.

/**
   * make sure that an operation performed on a new region entry created after a tombstone has been
   * reaped is accepted by another member that has yet to reap the tombstone
   */
@Test
public void testTombstoneExpirationRace() {
    VM vm0 = Host.getHost(0).getVM(0);
    VM vm1 = Host.getHost(0).getVM(1);
    // VM vm2 = Host.getHost(0).getVM(2);
    final String name = this.getUniqueName() + "-CC";
    SerializableRunnable createRegion = new SerializableRunnable("Create Region") {

        public void run() {
            try {
                RegionFactory f = getCache().createRegionFactory(getRegionAttributes());
                CCRegion = (LocalRegion) f.create(name);
                CCRegion.put("cckey0", "ccvalue");
                // version number will end up at 4
                CCRegion.put("cckey0", "ccvalue");
            } catch (CacheException ex) {
                org.apache.geode.test.dunit.Assert.fail("While creating region", ex);
            }
        }
    };
    vm0.invoke(createRegion);
    vm1.invoke(createRegion);
    // vm2.invoke(createRegion);
    vm1.invoke(new SerializableRunnable("Create local tombstone and adjust time") {

        public void run() {
            // make the entry for cckey0 a tombstone in this VM and set its modification time to be
            // older
            // than the tombstone GC interval. This means it could be in the process of being reaped by
            // distributed-GC
            RegionEntry entry = CCRegion.getRegionEntry("cckey0");
            VersionTag tag = entry.getVersionStamp().asVersionTag();
            assertTrue(tag.getEntryVersion() > 1);
            tag.setVersionTimeStamp(System.currentTimeMillis() - TombstoneService.REPLICATE_TOMBSTONE_TIMEOUT - 1000);
            entry.getVersionStamp().setVersionTimeStamp(tag.getVersionTimeStamp());
            try {
                entry.makeTombstone(CCRegion, tag);
            } catch (RegionClearedException e) {
                org.apache.geode.test.dunit.Assert.fail("region was mysteriously cleared during unit testing", e);
            }
        }
    });
    // now remove the entry on vm0, simulating that it initiated a GC, and perform a CREATE with a
    // new version number
    vm0.invoke(new SerializableRunnable("Locally destroy the entry and do a create that will be propagated with v1") {

        public void run() {
            CCRegion.getRegionMap().removeEntry("cckey0", CCRegion.getRegionEntry("cckey0"), true);
            if (CCRegion.getRegionEntry("ckey0") != null) {
                fail("expected removEntry to remove the entry from the region's map");
            }
            CCRegion.put("cckey0", "updateAfterReap");
        }
    });
    vm1.invoke(new SerializableRunnable("Check that the create() was applied") {

        public void run() {
            RegionEntry entry = CCRegion.getRegionEntry("cckey0");
            assertTrue(entry.getVersionStamp().getEntryVersion() == 1);
        }
    });
    disconnectAllFromDS();
}

Example 2 with RegionClearedException

use of org.apache.geode.internal.cache.RegionClearedException in project geode by apache.

the class GlobalRegionCCEDUnitTest method testTombstoneExpirationRace.

/**
   * make sure that an operation performed on a new region entry created after a tombstone has been
   * reaped is accepted by another member that has yet to reap the tombstone
   */
@Test
public void testTombstoneExpirationRace() {
    VM vm0 = Host.getHost(0).getVM(0);
    VM vm1 = Host.getHost(0).getVM(1);
    // VM vm2 = Host.getHost(0).getVM(2);
    final String name = this.getUniqueName() + "-CC";
    SerializableRunnable createRegion = new SerializableRunnable("Create Region") {

        public void run() {
            try {
                RegionFactory f = getCache().createRegionFactory(getRegionAttributes());
                CCRegion = (LocalRegion) f.create(name);
                CCRegion.put("cckey0", "ccvalue");
                // version number will end up at 4
                CCRegion.put("cckey0", "ccvalue");
            } catch (CacheException ex) {
                Assert.fail("While creating region", ex);
            }
        }
    };
    vm0.invoke(createRegion);
    vm1.invoke(createRegion);
    // vm2.invoke(createRegion);
    vm1.invoke(new SerializableRunnable("Create local tombstone and adjust time") {

        public void run() {
            // make the entry for cckey0 a tombstone in this VM and set its
            // modification time to be older than the tombstone GC interval. This
            // means it could be in the process of being reaped by distributed-GC
            RegionEntry entry = CCRegion.getRegionEntry("cckey0");
            VersionTag tag = entry.getVersionStamp().asVersionTag();
            assertTrue(tag.getEntryVersion() > 1);
            tag.setVersionTimeStamp(System.currentTimeMillis() - TombstoneService.REPLICATE_TOMBSTONE_TIMEOUT - 1000);
            entry.getVersionStamp().setVersionTimeStamp(tag.getVersionTimeStamp());
            try {
                entry.makeTombstone(CCRegion, tag);
            } catch (RegionClearedException e) {
                Assert.fail("region was mysteriously cleared during unit testing", e);
            }
        }
    });
    // now remove the entry on vm0, simulating that it initiated a GC, and
    // perform a CREATE with a new version number
    vm0.invoke(new SerializableRunnable("Locally destroy the entry and do a create that will be propagated with v1") {

        public void run() {
            CCRegion.getRegionMap().removeEntry("cckey0", CCRegion.getRegionEntry("cckey0"), true);
            if (CCRegion.getRegionEntry("ckey0") != null) {
                fail("expected removEntry to remove the entry from the region's map");
            }
            CCRegion.put("cckey0", "updateAfterReap");
        }
    });
    vm1.invoke(new SerializableRunnable("Check that the create() was applied") {

        public void run() {
            RegionEntry entry = CCRegion.getRegionEntry("cckey0");
            assertTrue(entry.getVersionStamp().getEntryVersion() == 1);
        }
    });
    disconnectAllFromDS();
}