Class TrecContentSource
java.lang.Object
org.apache.lucene.benchmark.byTask.feeds.ContentItemsSource
org.apache.lucene.benchmark.byTask.feeds.ContentSource
org.apache.lucene.benchmark.byTask.feeds.TrecContentSource
- All Implemented Interfaces:
Closeable
,AutoCloseable
Implements a
ContentSource
over the TREC collection.
Supports the following configuration parameters (on top of ContentSource
):
- work.dir - specifies the working directory. Required if "docs.dir" denotes a relative path (default=work).
- docs.dir - specifies the directory where the TREC files reside. Can be set to a relative path if "work.dir" is also specified (default=trec).
- trec.doc.parser - specifies the
TrecDocParser
class to use for parsing the TREC documents content (default=TrecGov2Parser). - html.parser - specifies the
HTMLParser
class to use for parsing the HTML parts of the TREC documents content (default=DemoHTMLParser). - content.source.encoding - if not specified, ISO-8859-1 is used.
- content.source.excludeIteration - if true, do not append iteration number to docname
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Field Summary
Modifier and TypeFieldDescriptionstatic final String
static final String
static final String
separator between lines in the byfferstatic final String
static final String
Fields inherited from class org.apache.lucene.benchmark.byTask.feeds.ContentItemsSource
encoding, forever, logStep, verbose
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Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptionvoid
close()
Called when reading from this content source is no longer required.getNextDocData
(DocData docData) Returns the nextDocData
from the content source.void
Resets the input for this content source, so that the test would behave as if it was just started, input-wise.void
Sets theConfig
for this content source.Methods inherited from class org.apache.lucene.benchmark.byTask.feeds.ContentItemsSource
addBytes, addItem, collectFiles, getBytesCount, getConfig, getItemsCount, getTotalBytesCount, getTotalItemsCount, printStatistics, shouldLog
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Field Details
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DOCNO
- See Also:
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TERMINATING_DOCNO
- See Also:
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DOC
- See Also:
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TERMINATING_DOC
- See Also:
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NEW_LINE
separator between lines in the byffer
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Constructor Details
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TrecContentSource
public TrecContentSource()
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Method Details
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parseDate
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close
Description copied from class:ContentItemsSource
Called when reading from this content source is no longer required.- Specified by:
close
in interfaceAutoCloseable
- Specified by:
close
in interfaceCloseable
- Specified by:
close
in classContentItemsSource
- Throws:
IOException
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getNextDocData
Description copied from class:ContentSource
Returns the nextDocData
from the content source. Implementations must account for multi-threading, as multiple threads can call this method simultaneously.- Specified by:
getNextDocData
in classContentSource
- Throws:
NoMoreDataException
IOException
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resetInputs
Description copied from class:ContentItemsSource
Resets the input for this content source, so that the test would behave as if it was just started, input-wise.NOTE: the default implementation resets the number of bytes and items generated since the last reset, so it's important to call super.resetInputs in case you override this method.
- Overrides:
resetInputs
in classContentItemsSource
- Throws:
IOException
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setConfig
Description copied from class:ContentItemsSource
Sets theConfig
for this content source. If you override this method, you must call super.setConfig.- Overrides:
setConfig
in classContentItemsSource
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