Package org.elasticsearch.test.engine
Class MockEngineSupport
java.lang.Object
org.elasticsearch.test.engine.MockEngineSupport
Support class to build MockEngines like
MockInternalEngine
since they need to subclass the actual engine-
Nested Class Summary
Modifier and TypeClassDescriptionstatic class
static class
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Field Summary
Modifier and TypeFieldDescriptionAllows tests to prevent an engine from being flushed on close ie.Allows tests to wrap an index reader randomly with a given ratio. -
Constructor Summary
ConstructorDescriptionMockEngineSupport
(EngineConfig config, Class<? extends org.apache.lucene.index.FilterDirectoryReader> wrapper) -
Method Summary
Modifier and TypeMethodDescriptionorg.elasticsearch.test.engine.MockEngineSupport.CloseAction
flushOrClose
(org.elasticsearch.test.engine.MockEngineSupport.CloseAction originalAction) Returns the CloseAction to execute on the actual engine.boolean
org.apache.lucene.index.IndexReader
newReader
(org.apache.lucene.index.IndexReader reader) wrapSearcher
(Engine.Searcher searcher)
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Field Details
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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 ifAssertingDirectoryReader
is used. -
DISABLE_FLUSH_ON_CLOSE
Allows tests to prevent an engine from being flushed on close ie. to test translog recovery...
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Constructor Details
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MockEngineSupport
public MockEngineSupport(EngineConfig config, Class<? extends org.apache.lucene.index.FilterDirectoryReader> wrapper)
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Method Details
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isFlushOnCloseDisabled
public boolean isFlushOnCloseDisabled() -
flushOrClose
public org.elasticsearch.test.engine.MockEngineSupport.CloseAction flushOrClose(org.elasticsearch.test.engine.MockEngineSupport.CloseAction originalAction) throws 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:
IOException
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newReader
public org.apache.lucene.index.IndexReader newReader(org.apache.lucene.index.IndexReader reader) throws EngineException - Throws:
EngineException
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wrapSearcher
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