Package opennlp.tools.doccat
Class DocumentSampleStream
- java.lang.Object
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- opennlp.tools.util.FilterObjectStream<String,DocumentSample>
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- opennlp.tools.doccat.DocumentSampleStream
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- All Implemented Interfaces:
AutoCloseable,ObjectStream<DocumentSample>
public class DocumentSampleStream extends FilterObjectStream<String,DocumentSample>
Reads in string encoded training samples, parses them and outputsDocumentSampleobjects.Format:
Each line contains one sample document.
The category is the first string in the line followed by a tab and whitespace separated document tokens.Sample line:
category-string tab-char whitespace-separated-tokens line-break-char(s)- See Also:
DocumentSample
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Constructor Summary
Constructors Constructor Description DocumentSampleStream(ObjectStream<String> samples)Initializes ainstance.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description DocumentSampleread()Returns the nextObjectStreamobject.-
Methods inherited from class opennlp.tools.util.FilterObjectStream
close, reset
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Constructor Detail
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DocumentSampleStream
public DocumentSampleStream(ObjectStream<String> samples)
Initializes ainstance.- Parameters:
samples- A plain textline stream.
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Method Detail
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read
public DocumentSample read() throws IOException
Description copied from interface:ObjectStreamReturns the nextObjectStreamobject. Calling this method repeatedly until it returnsnullwill return each object from the underlying source exactly once.- Returns:
- The next object or
nullto signal that the stream is exhausted. - Throws:
IOException- Thrown if there is an error during reading.
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