Package org.apache.hadoop.hbase.client

Class TestMetaCache

java.lang.Object

org.apache.hadoop.hbase.client.TestMetaCache

public class TestMetaCache
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	TestMetaCache.CallQueueTooBigExceptionInjector	Throws CallQueueTooBigException for all gets.
static class	TestMetaCache.ExceptionInjector
static class	TestMetaCache.FakeRSRpcServices
static class	TestMetaCache.RegionServerWithFakeRpcServices
static class	TestMetaCache.RoundRobinExceptionInjector	Rotates through the possible cache clearing and non-cache clearing exceptions for requests.

Field Summary

Fields

Modifier and Type	Field	Description
private static org.apache.hadoop.hbase.regionserver.HRegionServer	badRS
static final HBaseClassTestRule	CLASS_RULE
private org.apache.hadoop.hbase.client.Connection	conn
private static final byte[]	FAMILY
private org.apache.hadoop.hbase.client.AsyncRegionLocator	locator
private org.apache.hadoop.hbase.client.MetricsConnection	metrics
private static final byte[]	QUALIFIER
private static final org.apache.hadoop.hbase.TableName	TABLE_NAME
private static final HBaseTestingUtil	TEST_UTIL

Constructor Summary

Constructors

Constructor	Description
TestMetaCache()

Method Summary

Modifier and Type	Method	Description
private long	executeAndGetNewMisses(org.junit.function.ThrowingRunnable runnable, org.apache.hadoop.hbase.client.MetricsConnection metrics)
static List<Throwable>	metaCachePreservingExceptions()
static void	setUpBeforeClass()
private void	setupConnection(int retry)
void	tearDown()
static void	tearDownAfterClass()
void	testAddToCacheReverse()	Test that our cleanOverlappingRegions doesn't incorrectly remove regions from cache.
void	testCacheClearingOnCallQueueTooBig()
void	testMergeEmptyWithMetaCache()
void	testPreserveMetaCacheOnException()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

CLASS_RULE

public static final HBaseClassTestRule CLASS_RULE

TEST_UTIL

private static final HBaseTestingUtil TEST_UTIL

TABLE_NAME

private static final org.apache.hadoop.hbase.TableName TABLE_NAME

FAMILY

private static final byte[] FAMILY

QUALIFIER

private static final byte[] QUALIFIER

badRS

private static org.apache.hadoop.hbase.regionserver.HRegionServer badRS

conn

private org.apache.hadoop.hbase.client.Connection conn

metrics

private org.apache.hadoop.hbase.client.MetricsConnection metrics

locator

private org.apache.hadoop.hbase.client.AsyncRegionLocator locator

Constructor Details

TestMetaCache

public TestMetaCache()

Method Details

setUpBeforeClass

public static void setUpBeforeClass()
                             throws Exception

Throws:

Exception

tearDownAfterClass

public static void tearDownAfterClass()
                               throws Exception

Throws:

Exception

tearDown

public void tearDown()
              throws IOException

Throws:

IOException

setupConnection

private void setupConnection(int retry)
                      throws IOException

Throws:

IOException

testAddToCacheReverse

public void testAddToCacheReverse()
                           throws IOException,
InterruptedException

Test that our cleanOverlappingRegions doesn't incorrectly remove regions from cache. Originally encountered when using floorEntry rather than lowerEntry.

Throws:

IOException

InterruptedException

testMergeEmptyWithMetaCache

public void testMergeEmptyWithMetaCache()
                                 throws Throwable

Throws:

Throwable

executeAndGetNewMisses

private long executeAndGetNewMisses(org.junit.function.ThrowingRunnable runnable,
 org.apache.hadoop.hbase.client.MetricsConnection metrics)
                             throws Throwable

Throws:

Throwable

testPreserveMetaCacheOnException

public void testPreserveMetaCacheOnException()
                                      throws Exception

Throws:

Exception

testCacheClearingOnCallQueueTooBig

public void testCacheClearingOnCallQueueTooBig()
                                        throws Exception

Throws:

Exception

metaCachePreservingExceptions

public static List<Throwable> metaCachePreservingExceptions()