org.apache.nifi.json

Class JsonPathRowRecordReader

java.lang.Object

org.apache.nifi.json.AbstractJsonRowRecordReader

org.apache.nifi.json.JsonPathRowRecordReader

All Implemented Interfaces:

Closeable, AutoCloseable, RecordReader

public class JsonPathRowRecordReader
extends AbstractJsonRowRecordReader

Field Summary

Fields

Modifier and Type	Field and Description
private InputStream	in
private LinkedHashMap<String,com.jayway.jsonpath.JsonPath>	jsonPaths
private org.apache.nifi.logging.ComponentLog	logger
private RecordSchema	schema
private static com.jayway.jsonpath.Configuration	STRICT_PROVIDER_CONFIGURATION

Constructor Summary

Constructors

Constructor and Description
JsonPathRowRecordReader(LinkedHashMap<String,com.jayway.jsonpath.JsonPath> jsonPaths, RecordSchema schema, InputStream in, org.apache.nifi.logging.ComponentLog logger, String dateFormat, String timeFormat, String timestampFormat)

Method Summary

Modifier and Type	Method and Description
void	close()
protected Object	convert(Object value, DataType dataType, String fieldName)
protected Object	convert(Object value, DataType dataType, String fieldName, Object defaultValue)
protected Record	convertJsonNodeToRecord(com.fasterxml.jackson.databind.JsonNode jsonNode, RecordSchema schema, boolean coerceTypes, boolean dropUnknownFields)
RecordSchema	getSchema()

Methods inherited from class org.apache.nifi.json.AbstractJsonRowRecordReader

getCapturedFields, getLazyDateFormat, getLazyTimeFormat, getLazyTimestampFormat, getNextJsonNode, getRawNodeValue, getRawNodeValue, nextRecord

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.nifi.serialization.RecordReader

createRecordSet, nextRecord

Field Detail

STRICT_PROVIDER_CONFIGURATION

private static final com.jayway.jsonpath.Configuration STRICT_PROVIDER_CONFIGURATION

logger

private final org.apache.nifi.logging.ComponentLog logger

jsonPaths

private final LinkedHashMap<String,com.jayway.jsonpath.JsonPath> jsonPaths

in

private final InputStream in

schema

private RecordSchema schema

Constructor Detail

JsonPathRowRecordReader

public JsonPathRowRecordReader(LinkedHashMap<String,com.jayway.jsonpath.JsonPath> jsonPaths,
                               RecordSchema schema,
                               InputStream in,
                               org.apache.nifi.logging.ComponentLog logger,
                               String dateFormat,
                               String timeFormat,
                               String timestampFormat)
                        throws MalformedRecordException,
                               IOException

Throws:

MalformedRecordException

IOException

Method Detail

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Overrides:

close in class AbstractJsonRowRecordReader

Throws:

IOException

getSchema

public RecordSchema getSchema()

convertJsonNodeToRecord

protected Record convertJsonNodeToRecord(com.fasterxml.jackson.databind.JsonNode jsonNode,
                                         RecordSchema schema,
                                         boolean coerceTypes,
                                         boolean dropUnknownFields)

Specified by:

convertJsonNodeToRecord in class AbstractJsonRowRecordReader

convert

protected Object convert(Object value,
                         DataType dataType,
                         String fieldName)

convert

protected Object convert(Object value,
                         DataType dataType,
                         String fieldName,
                         Object defaultValue)