org.apache.drill.exec.vector.complex.fn

Class JsonReader

java.lang.Object

org.apache.drill.exec.store.easy.json.reader.BaseJsonProcessor

org.apache.drill.exec.vector.complex.fn.JsonReader

All Implemented Interfaces:

JsonProcessor

public class JsonReader
extends BaseJsonProcessor

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.drill.exec.store.easy.json.reader.BaseJsonProcessor

BaseJsonProcessor.JsonExceptionProcessingState

Nested classes/interfaces inherited from interface org.apache.drill.exec.store.easy.json.JsonProcessor

JsonProcessor.ReadState

Field Summary

Fields

Modifier and Type	Field and Description
static int	MAX_RECORD_SIZE

Fields inherited from class org.apache.drill.exec.store.easy.json.reader.BaseJsonProcessor

lastSeenJsonToken, parser, workBuf

Constructor Summary

Constructors

Constructor and Description
JsonReader(DrillBuf managedBuf, boolean allTextMode, boolean skipOuterList, boolean readNumbersAsDouble)
JsonReader(DrillBuf managedBuf, List<SchemaPath> columns, boolean allTextMode, boolean skipOuterList, boolean readNumbersAsDouble)

Method Summary

Methods

Modifier and Type	Method and Description
void	ensureAtLeastOneField(BaseWriter.ComplexWriter writer)
DrillBuf	getWorkBuf()
void	setSource(byte[] bytes)
void	setSource(InputStream is)
void	setSource(int start, int end, DrillBuf buf)
void	setSource(com.fasterxml.jackson.databind.JsonNode node)
void	setSource(String data)
JsonProcessor.ReadState	write(BaseWriter.ComplexWriter writer)

Methods inherited from class org.apache.drill.exec.store.easy.json.reader.BaseJsonProcessor

getExceptionWithContext, getExceptionWithContext, ignoreJSONParseError, processJSONException, setIgnoreJSONParseErrors

Methods inherited from class java.lang.Object

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

Field Detail

MAX_RECORD_SIZE

public static final int MAX_RECORD_SIZE

See Also:

Constant Field Values

Constructor Detail

JsonReader

public JsonReader(DrillBuf managedBuf,
          boolean allTextMode,
          boolean skipOuterList,
          boolean readNumbersAsDouble)

JsonReader

public JsonReader(DrillBuf managedBuf,
          List<SchemaPath> columns,
          boolean allTextMode,
          boolean skipOuterList,
          boolean readNumbersAsDouble)

Method Detail

ensureAtLeastOneField

public void ensureAtLeastOneField(BaseWriter.ComplexWriter writer)

setSource

public void setSource(int start,
             int end,
             DrillBuf buf)
               throws IOException

Throws:

IOException

setSource

public void setSource(InputStream is)
               throws IOException

Specified by:

setSource in interface JsonProcessor

Overrides:

setSource in class BaseJsonProcessor

Throws:

IOException

setSource

public void setSource(com.fasterxml.jackson.databind.JsonNode node)

Specified by:

setSource in interface JsonProcessor

Overrides:

setSource in class BaseJsonProcessor

setSource

public void setSource(String data)
               throws IOException

Throws:

IOException

setSource

public void setSource(byte[] bytes)
               throws IOException

Throws:

IOException

write

public JsonProcessor.ReadState write(BaseWriter.ComplexWriter writer)
                              throws IOException

Throws:

IOException

getWorkBuf

public DrillBuf getWorkBuf()