org.apache.hadoop.hive.serde2
Class SerDeUtils

java.lang.Object
  org.apache.hadoop.hive.serde2.SerDeUtils

public final class SerDeUtils
extends Object

SerDeUtils.

Field Summary

static char	COLON
static char	COMMA
static String	LBRACE
static String	LBRACKET
static org.apache.commons.logging.Log	LOG
static char	QUOTE
static String	RBRACE
static String	RBRACKET

Method Summary

static String	escapeString(String str) Escape a String in JSON format.
static String	getJSONString(Object o, ObjectInspector oi)
static boolean	hasAnyNullObject(List o, StandardStructObjectInspector loi, boolean[] nullSafes) return false though element is null if nullsafe flag is true for that
static boolean	hasAnyNullObject(Object o, ObjectInspector oi) True if Object passed is representing null object.
static String	lightEscapeString(String str)
static Deserializer	lookupDeserializer(String name)
protected static boolean	registerCoreSerDes()
static void	registerSerDe(String name, Class<?> serde)
static boolean	shouldGetColsFromSerDe(String serde)

Methods inherited from class java.lang.Object

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

Field Detail

QUOTE

public static final char QUOTE

See Also:

Constant Field Values

COLON

public static final char COLON

See Also:

Constant Field Values

COMMA

public static final char COMMA

See Also:

Constant Field Values

LBRACKET

public static final String LBRACKET

See Also:

Constant Field Values

RBRACKET

public static final String RBRACKET

See Also:

Constant Field Values

LBRACE

public static final String LBRACE

See Also:

Constant Field Values

RBRACE

public static final String RBRACE

See Also:

Constant Field Values

LOG

public static final org.apache.commons.logging.Log LOG

Method Detail

registerSerDe

public static void registerSerDe(String name,
                                 Class<?> serde)

lookupDeserializer

public static Deserializer lookupDeserializer(String name)
                                       throws SerDeException

Throws:

SerDeException

shouldGetColsFromSerDe

public static boolean shouldGetColsFromSerDe(String serde)

registerCoreSerDes

protected static boolean registerCoreSerDes()

escapeString

public static String escapeString(String str)

Escape a String in JSON format.

lightEscapeString

public static String lightEscapeString(String str)

getJSONString

public static String getJSONString(Object o,
                                   ObjectInspector oi)

hasAnyNullObject

public static boolean hasAnyNullObject(List o,
                                       StandardStructObjectInspector loi,
                                       boolean[] nullSafes)

return false though element is null if nullsafe flag is true for that

hasAnyNullObject

public static boolean hasAnyNullObject(Object o,
                                       ObjectInspector oi)

True if Object passed is representing null object.

Parameters:

o - The object

oi - The ObjectInspector

Returns:

true if the object passed is representing NULL object false otherwise