Package org.elasticsearch.test.engine

Class MockEngineSupport

java.lang.Object

org.elasticsearch.test.engine.MockEngineSupport

public final class MockEngineSupport
extends java.lang.Object

Support class to build MockEngines like MockInternalEngine since they need to subclass the actual engine

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	MockEngineSupport.DirectoryReaderWrapper
static class	MockEngineSupport.MockContext

Field Summary

Fields

Modifier and Type	Field	Description
static Setting<java.lang.Boolean>	DISABLE_FLUSH_ON_CLOSE	Allows tests to prevent an engine from being flushed on close ie.
static Setting<java.lang.Double>	WRAP_READER_RATIO	Allows tests to wrap an index reader randomly with a given ratio.

Constructor Summary

Constructors

Constructor	Description
MockEngineSupport(EngineConfig config, java.lang.Class<? extends FilterDirectoryReader> wrapper)

Method Summary

Modifier and Type	Method	Description
org.elasticsearch.test.engine.MockEngineSupport.CloseAction	flushOrClose(org.elasticsearch.test.engine.MockEngineSupport.CloseAction originalAction)	Returns the CloseAction to execute on the actual engine.
boolean	isFlushOnCloseDisabled()
IndexReader	newReader(IndexReader reader)
Engine.Searcher	wrapSearcher(Engine.Searcher searcher)

Methods inherited from class java.lang.Object

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

Field Detail

WRAP_READER_RATIO

public static final Setting<java.lang.Double> WRAP_READER_RATIO

Allows tests to wrap an index reader randomly with a given ratio. This is disabled by default ie. 0.0d since reader wrapping is insanely slow if AssertingDirectoryReader is used.

DISABLE_FLUSH_ON_CLOSE

public static final Setting<java.lang.Boolean> DISABLE_FLUSH_ON_CLOSE

Allows tests to prevent an engine from being flushed on close ie. to test translog recovery...

Constructor Detail

MockEngineSupport

public MockEngineSupport(EngineConfig config,
                         java.lang.Class<? extends FilterDirectoryReader> wrapper)

Method Detail

isFlushOnCloseDisabled

public boolean isFlushOnCloseDisabled()

flushOrClose

public org.elasticsearch.test.engine.MockEngineSupport.CloseAction flushOrClose(org.elasticsearch.test.engine.MockEngineSupport.CloseAction originalAction)
                                                                         throws java.io.IOException

Returns the CloseAction to execute on the actual engine. Note this method changes the state on the first call and treats subsequent calls as if the engine passed is already closed.

Throws:

java.io.IOException

newReader

public IndexReader newReader(IndexReader reader)
                      throws EngineException

Throws:

EngineException

wrapSearcher

public Engine.Searcher wrapSearcher(Engine.Searcher searcher)