Package com.yahoo.document.json

Class JsonReader

java.lang.Object

com.yahoo.document.json.JsonReader

public class JsonReader
extends Object

Initialize Vespa documents/updates/removes from an InputStream containing a valid JSON representation of a feed.

Author:

Steinar Knutsen, dybis

Constructor Summary

Constructors

Constructor	Description
JsonReader(DocumentTypeManager typeManager, InputStream input, com.fasterxml.jackson.core.JsonFactory parserFactory)

Method Summary

Modifier and Type	Method	Description
DocumentOperation	next()	Returns the next document operation, or null if we have reached the end
com.fasterxml.jackson.core.JsonToken	nextToken(com.fasterxml.jackson.core.JsonParser parser)
Optional<DocumentParseInfo>	parseDocument()
DocumentType	readDocumentType(DocumentId docId)
DocumentOperation	readSingleDocument(DocumentOperationType operationType, String docIdString)	Reads a single operation.

Methods inherited from class java.lang.Object

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

Constructor Details

JsonReader

public JsonReader(DocumentTypeManager typeManager,
 InputStream input,
 com.fasterxml.jackson.core.JsonFactory parserFactory)

Method Details

parseDocument

public Optional<DocumentParseInfo> parseDocument()
                                          throws IOException

Throws:

IOException

readSingleDocument

public DocumentOperation readSingleDocument(DocumentOperationType operationType,
 String docIdString)

Reads a single operation. The operation is not expected to be part of an array.

Parameters:

operationType - the type of operation (update or put)

docIdString - document ID.

Returns:

the document

next

public DocumentOperation next()

Returns the next document operation, or null if we have reached the end

readDocumentType

public DocumentType readDocumentType(DocumentId docId)

nextToken

public com.fasterxml.jackson.core.JsonToken nextToken(com.fasterxml.jackson.core.JsonParser parser)