Package org.apache.hadoop.hbase

Class IntegrationTestLazyCfLoading

java.lang.Object

org.apache.hadoop.hbase.IntegrationTestLazyCfLoading

@Tag("org.apache.hadoop.hbase.testclassification.IntegrationTests")
public class IntegrationTestLazyCfLoading
extends Object

Integration test that verifies lazy CF loading during scans by doing repeated scans with this feature while multiple threads are continuously writing values; and verifying the result.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	IntegrationTestLazyCfLoading.DataGenerator	Custom LoadTestDataGenerator.

Field Summary

Fields

Modifier and Type	Field	Description
private final IntegrationTestLazyCfLoading.DataGenerator	dataGen
private static final int	DEFAULT_TIMEOUT_MINUTES	A soft test timeout; duration of the test, as such, depends on number of keys to put.
private static final String	ENCODING_KEY
private static final int	KEYS_TO_WRITE_PER_SERVER
private static final org.slf4j.Logger	LOG
private static final int	NUM_SERVERS
private static final int	REGIONS_PER_SERVER	Set regions per server low to ensure splits happen during test
private static final org.apache.hadoop.hbase.TableName	TABLE_NAME
private static final String	TIMEOUT_KEY
private IntegrationTestingUtility	util
private static final int	WAIT_BETWEEN_SCANS_MS
private static final int	WRITER_THREADS

Constructor Summary

Constructors

Constructor	Description
IntegrationTestLazyCfLoading()

Method Summary

Modifier and Type	Method	Description
private void	createTable()
private void	deleteTable()
void	setUp()
void	tearDown()
void	testReadersAndWriters()

Methods inherited from class java.lang.Object

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

Field Details

TABLE_NAME

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

TIMEOUT_KEY

private static final String TIMEOUT_KEY

See Also:

• Constant Field Values

ENCODING_KEY

private static final String ENCODING_KEY

See Also:

• Constant Field Values

DEFAULT_TIMEOUT_MINUTES

private static final int DEFAULT_TIMEOUT_MINUTES

A soft test timeout; duration of the test, as such, depends on number of keys to put.

See Also:

• Constant Field Values

NUM_SERVERS

private static final int NUM_SERVERS

See Also:

• Constant Field Values

REGIONS_PER_SERVER

private static final int REGIONS_PER_SERVER

Set regions per server low to ensure splits happen during test

See Also:

• Constant Field Values

KEYS_TO_WRITE_PER_SERVER

private static final int KEYS_TO_WRITE_PER_SERVER

See Also:

• Constant Field Values

WRITER_THREADS

private static final int WRITER_THREADS

See Also:

• Constant Field Values

WAIT_BETWEEN_SCANS_MS

private static final int WAIT_BETWEEN_SCANS_MS

See Also:

• Constant Field Values

LOG

private static final org.slf4j.Logger LOG

util

private IntegrationTestingUtility util

dataGen

private final IntegrationTestLazyCfLoading.DataGenerator dataGen

Constructor Details

IntegrationTestLazyCfLoading

public IntegrationTestLazyCfLoading()

Method Details

setUp

@BeforeEach
public void setUp()
           throws Exception

Throws:

Exception

createTable

private void createTable()
                  throws Exception

Throws:

Exception

deleteTable

private void deleteTable()
                  throws Exception

Throws:

Exception

tearDown

@AfterEach
public void tearDown()
              throws Exception

Throws:

Exception

testReadersAndWriters

@Test
public void testReadersAndWriters()
                           throws Exception

Throws:

Exception