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)
ParsedDocumentOperation	readSingleDocumentStreaming(DocumentOperationType operationType, String docIdString)	Reads a JSON which is expected to contain a single document operation, and where other parameters, like the document ID and operation type, are supplied by other means.

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

readSingleDocumentStreaming

public ParsedDocumentOperation readSingleDocumentStreaming(DocumentOperationType operationType,
 String docIdString)

Reads a JSON which is expected to contain a single document operation, and where other parameters, like the document ID and operation type, are supplied by other means.

Parameters:

operationType - the type of operation (update or put)

docIdString - document ID

Returns:

the parsed document operation

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)