Examples with Slot org.apache.hadoop.hdfs.shortcircuit.ShortCircuitShm.Slot used on opensource projects

Example 11 with Slot

use of org.apache.hadoop.hdfs.shortcircuit.ShortCircuitShm.Slot in project hadoop by apache.

the class TestEnhancedByteBufferAccess method waitForReplicaAnchorStatus.

private void waitForReplicaAnchorStatus(final ShortCircuitCache cache, final ExtendedBlock block, final boolean expectedIsAnchorable, final boolean expectedIsAnchored, final int expectedOutstandingMmaps) throws Exception {
    GenericTestUtils.waitFor(new Supplier<Boolean>() {

        @Override
        public Boolean get() {
            final MutableBoolean result = new MutableBoolean(false);
            cache.accept(new CacheVisitor() {

                @Override
                public void visit(int numOutstandingMmaps, Map<ExtendedBlockId, ShortCircuitReplica> replicas, Map<ExtendedBlockId, InvalidToken> failedLoads, LinkedMap evictable, LinkedMap evictableMmapped) {
                    Assert.assertEquals(expectedOutstandingMmaps, numOutstandingMmaps);
                    ShortCircuitReplica replica = replicas.get(ExtendedBlockId.fromExtendedBlock(block));
                    Assert.assertNotNull(replica);
                    Slot slot = replica.getSlot();
                    if ((expectedIsAnchorable != slot.isAnchorable()) || (expectedIsAnchored != slot.isAnchored())) {
                        LOG.info("replica " + replica + " has isAnchorable = " + slot.isAnchorable() + ", isAnchored = " + slot.isAnchored() + ".  Waiting for isAnchorable = " + expectedIsAnchorable + ", isAnchored = " + expectedIsAnchored);
                        return;
                    }
                    result.setValue(true);
                }
            });
            return result.toBoolean();
        }
    }, 10, 60000);
}